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TW201105552A - Food container having improved ventilation - Google Patents

Food container having improved ventilation Download PDF

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Publication number
TW201105552A
TW201105552A TW099119841A TW99119841A TW201105552A TW 201105552 A TW201105552 A TW 201105552A TW 099119841 A TW099119841 A TW 099119841A TW 99119841 A TW99119841 A TW 99119841A TW 201105552 A TW201105552 A TW 201105552A
Authority
TW
Taiwan
Prior art keywords
container
cover
base
edge
disposed
Prior art date
Application number
TW099119841A
Other languages
Chinese (zh)
Inventor
Timothy Lee Cimmerer
Satya Garg
Michael Pohlman
Brent Riales
Michael Thaler
Original Assignee
Anchor Packaging Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anchor Packaging Inc filed Critical Anchor Packaging Inc
Publication of TW201105552A publication Critical patent/TW201105552A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D75/00Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/04Articles or materials wholly enclosed in single sheets or wrapper blanks
    • B65D75/20Articles or materials wholly enclosed in single sheets or wrapper blanks in sheets or blanks doubled around contents and having their opposed free margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding
    • B65D75/22Articles or materials wholly enclosed in single sheets or wrapper blanks in sheets or blanks doubled around contents and having their opposed free margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding the sheet or blank being recessed to accommodate contents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D51/00Closures not otherwise provided for
    • B65D51/16Closures not otherwise provided for with means for venting air or gas
    • B65D51/1605Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior
    • B65D51/1616Closures not otherwise provided for with means for venting air or gas whereby the interior of the container is maintained in permanent gaseous communication with the exterior by means of a filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
  • Packages (AREA)

Abstract

A plastic food container for crisp or crunchy foods includes a lid adapted for sealing arrangement with a base. Exhaust vents are selectively disposed on the top surface of the container, such that when the container is closed, rising vapors in the container easily flow out of the container. The convection movement of rising hot vapors causes the induction of ambient air into the container through a first air intake port and a counterpart air intake port disposed between the two engaged rims. The first intake port and its counterpart allow inducted air to enter directly and horizontally into the container. One ore more channels are formed in the floor of the base and are aligned with a line defined by the first intake port and its counterpart to allow for the cross flow of drier inducted air underneath the container's food contents.

Description

201105552 六、發明說明: 【發明所屬之技術領域】 本發明一般關於透氣的塑膠食物容器_。本發明更特別 地是關於一次性使用的塑膠食物容器,其被設計以容納加 熱的或剛烹調好的鮮脆,硬脆的或結構敏感的食物,其等 需要顯者濕氣量的移除。 【先前技術】 習知使用一次性的塑膠容器於食物製備以及餐飲業以 包裝準備好的或外帶的食物。先前技術典型的食物容器包 括一透明或單色底座以及一透明蓋。先前技術中塑膠食物 容器的透明蓋允許容器内容物的可視化檢查。先前技術中 塑膠食物容器的蓋以及底座可為分離的物體或可為被鉸鍊 地附接至彼此。 先前技術中塑膠容器的蓋以及底座具有互補的互鎖邊 緣結構’該結構密封該容器。此互鎖邊緣配置是有益地避 免食物從容器溢出。此外,此互鎖邊緣配置促進在微波期 間容器内部的熱累積以及保持被放置在容器中熱食物的溫 度。當溫熱食物是被放置在一閉合的容器時,水蒸氣以及 凝結水可能出現於容器内部。此特別是當具有溫熱食物的 容器是被放置在處於室溫或低於室溫的一儲存區域中。當 該容器是儲存在一被施加熱的環境中(例如通過微波加熱 盤,加熱燈’溫熱通道(warming tunnels)等),水蒸氣以及凝 結水亦可能形成在一容納食物的容器内部。凝結水以及水 201105552 蒸氣在容器内部的累積可導致保存食物的過度濕潤。此累 積在任何質地敏感,尤其是鮮脆或硬脆的食物的情形中是 特別不想要的。此外’當凝結水滴落至食物内容物上時疋 不想要的食物濕潤是更加惡化的.在極端的情形中,凝结 水可能聚積在容器的底部,使得理想地鮮脆食物(例如,錢 菜)或硬脆的食物(例如,炸雞或炸海鮮)是難以下嚥的濕軟^ 在超市炸雞(或海鮮)的情形中,例如,超市在其熟食邻 準備炸雞,導致一烹煮過的食物具有大約華氏19〇度的溫 度。在烹煮過後,熱炸雞是被放置於容器内。容器可能被 立即賣出。若非立即賣出,包括炸雞的容器典型地是被放 置在-加熱的展示區域以及作為―“熱,’ t供販售高達四 小時以上。在先前技術的容器,從熱炸雞的熱累積在容器 中以f ’依序’造成濕氣累積在容器内。對此濕氣累積的 結果是,炸雞的鮮脆麵糊外衣變得潮濕。 然而,避免叉煮過的食物過度濕潤的解決方法並非簡 單地提供一未調節的通風.在第一方面,未調節的通風使 得食物可能變乾以及過度堅硬。更重要地,除美味的考量 之外,用於烹煮過食物的容器必須關注安全議題。假使容 器疋通風太多,炸雞的溫度可能掉到健康部門或優良食物 供應條例(good food serving practice)所要求的最低溫度之 下。延些考量同理於其他的企業,如餐廳,以及其他質地 敏感的食物’如未沾黏麵包的烹煮螃蟹,假使熱及濕氣未 適當地從容器移除時,其可能降低品質。 為了維持在一閉合的容器内食物内容物的鮮脆,習知 201105552 提供先前技術食物容器具有排氣通風手段。關於此先前 技術中塑膠食物容器的蓋典型地包括一或兩表面通風孔呈 7十子縫的形式。該十字縫形成接近環形的標籤,其等可 被向上變形以允許形成於容器内部的水蒸氣散出…或兩 狭縫是位於容器蓋的表面上,非與容器的其它通風結構相 關,反而呈減損容器美感的形式。雖然這些狹縫助於水赛 氣自容器的排氣通風,仍會發生濕氣累積在容器内部。 在可微波儲存容器的情形中(相對於熟食情形的容器) 製造商已經選擇藉由建構容器邊緣處理危害水蒸氣的濕氣 移除,藉此該蓋邊緣在底座邊緣上可採用兩不同位置。一 位置保持容器密封。另一位置允許排氣通風。在之後容号 的情形巾,該密封蓋在底座上採取—第二^排氣通風位 置’透過手動重新定位或藉由在容器内部上升的壓力的提 起=作任-者…但蓋是在gj定排氣通風位置,水蒸氣可 ,器逸散’此疋藉由沿著邊緣結構的輪廓以及邊緣結構 的2廓之間流動以及通過容器流出。這些邊緣結構的輪廓 可能需要排出水蒸氣歷經流動限制方向變化(包含方向翻 轉)、k些排氣通風方案的缺點是它們仍導致内部蒸氣的發 ^以及在容器内的;疑、结水’特別是在自發性蓋的情形中。 2時,由於空氣必須環繞邊緣輪廓流動,這些容器僅促進 空氣從容器的排出以及不允許乾燥空氣進入容器。 美國專利US 6,257,401揭示用於食物的一熱塑性容 裔i其具有一蓋是可移除地被附接至底座以界定一食物儲 存室。形成在蓋邊緣的一向下延伸肋條是間歇地具備複數 6 201105552 個槽口’其等對準形成在底座的一向上延伸伸長肋條之個 別的槽口。具有蓋子在底座頂上適當位置,底座槽口以及 蓋子槽口的結合界疋隙縫。然而’如最佳顯示在該專利的 圖π,蓋邊緣以及底座邊緣的槽口是偏移,使得流入容器 的空氣是被向上導向朝向蓋的上隙縫隙。用於額外通風的 另一組縫隙是被提供在蓋子的側壁。 由於先前技術容器相對於理想地鮮脆或硬脆的食物的 通風缺點’容器製造商已經設計具有特定結構表面網格在 容器底部上之容器’其保持食物内容物提升於成池的食物 湯汁或凝結水上。這些網格可產生池化區域(pool area),其 收集凝結水以及湯汁。美國專利US 6,257,401的容器包含 複數個小的井在容器底部,其等作用是透過毛細作用或表 面張力有目的地保留食物湯汁。然而,這些解決方案,並 未完全地去除在容器内部損壞食物水蒸氣以及流體的產 生。事實上’它們可能使情況更糟》特別是,凝結水以及 湯汁可滴入以及成池於容器底部網格的井中以及被保留。 此成池的液體吸收熱以及產生上升的水蒸氣,其等以損壞 質地的濕氣浸潰容器的食物内容物的下方部分。 因此,在此技術中有對於一塑膠食物容器的需求,其 減少水蒸氣產生以及加強容器通風以避免理想地鮮脆或硬 脆食物的過度潮濕。 【發明内容】 本發明滿足在先前技術中的需求以及提供一美學上吸 201105552 引人的食物容器,其是易於使用,同時提供改進的濕氣移 除。就此而言本發明容器藉由併入結構達成均衡的蒸氣移 除,以結構加強容器的排氣通風,允許有岁文的空氣進氣。 該容器使用吸入空氣的對流以及被導向流以避免食物產品 的過度濕潤。 本發明包括一塑膠食物容器,其包含一蓋以及一底 座。該蓋以及底座每一者具有一周邊邊緣。該蓋邊緣是適 用於與底座邊緣密封卡合。當該容器是密封熱食物内容 物’藉由食物產生的熱負載造成富含濕氣的空氣通過在容 器蓋的頂部表面中選擇性地定位以及計數的排氣通風孔上 升、及離% &此而s,該等頂部表面排氣通風孔是相對 ;谷器的内谷物預期的溫度以及濕度被計數以及被定位。 溫暖潮濕空氣在容器内向上地的對流運動以及通過頂部表 面排氣通風孔造成空氣通過内部邊緣(intra_rim)進氣通口 的吸入,該進氣通口將在下文描述。 本發明容H步的特徵在於蓋邊、缘以及底座邊 緣,當閉合卡合時形成至少一第一進氣通口被佈置於兩邊 緣之間。為達成最理想的均衡通風以及消除在容器中的濕 氣死區,每一第 進氣通口具有一配對進氣通口被佈置於 兩邊緣之間。此外,該第—,* ΛΤ 1 卑 進軋通口以及其配對進氣通口 是被定向使得允許空氣通過它們,直接地以及一般水平 地,進入容器以及不會遭遇阻塞邊緣結構或當行進通過該 等邊緣時不會必須改變方向或角度。 該第一進氣通口以及其 配對進氣通口在容器内部界定 201105552 -線。該容器的底可具有至少一通道形成於其内,其是對 準藉由第-進氣通口以及-配對進氣通口所界定的線。藉 由對準底通道與至少-進氣通口,吸入周遭空氣的一心 流動是被允許,藉此該容器促進相對地較乾的空氣在容器 食物内容物下的流動。此空氣流不僅只幫助蒸發所收集的 凝結水以及食物湯汁,#自食物内容物的底側移除蒸氣, 避免其損壞的吸收。容器底可包含通道對準兩或更多組的 進氣通口。 在更具體的概述中,本發明塑膠食物容器包含一蓋適 用於與-底座密封配置。該蓋具有一周邊邊緣結構,其互 補地卡合底錢周邊邊緣結#。該底座具有一底以及一侧 壁延伸於底以及邊緣之間。相對於先前技術容器利用通過_ 邊緣(through-the-rim)排氣或進氣通風,本發明的一特徵是 當該蓋是完全地閉合至該底座’配對邊緣結構產生至少兩 進氣通口,其等允許空氣流一般為水平的以及直接的(未受 限制的)通過閉合的邊緣進人容器。較佳地,每—進氣通口 是位於邊緣上相對另一進氣通口。因此,每一進氣通口是 被定位使得其是在容器的另一側邊上的另一進氣通口對 面。進氣通口的定位允許空氣的交叉流動通過容器。 在杈佳的實施例中,蓋的邊緣結構具有一通道被塑形 以收納在底座邊緣結構上間隔開的凸出物。當蓋是閉合至 氏座時,蓋邊緣結構的通道收納在底座邊緣結構上的凸出 物從底座邊緣結構出發的凸出物的高度避免蓋凸緣完全 地密封抵靠底座凸緣。其結果是,當蓋是完全地卡合至底 201105552 座時’介於該等底座邊緣凸出物之間的空間產生邊緣空氣 進氣通口。201105552 VI. Description of the Invention: TECHNICAL FIELD OF THE INVENTION The present invention generally relates to a breathable plastic food container. More particularly, the present invention relates to disposable plastic food containers designed to contain fresh, freshly cooked, crispy or structurally sensitive foods that are heated or freshly cooked, which require significant removal of moisture. [Prior Art] It is conventional to use disposable plastic containers for food preparation and food packaging to package prepared or take-away foods. Typical food containers of the prior art include a transparent or monochrome base and a transparent cover. The transparent cover of the prior art plastic food container allows for visual inspection of the contents of the container. The cover and base of the prior art plastic food container may be separate objects or may be hingedly attached to each other. Prior art plastic lids and bases have complementary interlocking edge structures that seal the container. This interlocking edge configuration is beneficial to avoid food spillage from the container. Moreover, this interlocking edge configuration promotes heat buildup inside the container during microwaves and maintains the temperature of the hot food placed in the container. When warm food is placed in a closed container, water vapor and condensate may appear inside the container. This is especially true when the container with warm food is placed in a storage area at or below room temperature. When the container is stored in an environment where heat is applied (e.g., by microwave heating trays, heating lamps 'warming tunnels, etc.), water vapor and condensed water may also be formed inside a container containing the food. Condensate and water 201105552 The accumulation of vapor inside the container can result in excessive wetting of the preserved food. This accumulation is particularly undesirable in the case of any texture sensitive, especially fresh or crispy foods. In addition, 'when the condensed water drops on the food contents, the undesired food is more distressed. In extreme cases, the condensed water may accumulate at the bottom of the container, making it ideally crispy food (eg, money) Or hard and crisp foods (for example, fried chicken or fried seafood) are hard to swallow. ^ In the case of fried chicken (or seafood) in the supermarket, for example, the supermarket prepares fried chicken in its cooked food, resulting in a cooked The food has a temperature of about 19 degrees Fahrenheit. After cooking, the hot fried chicken is placed in a container. The container may be sold immediately. If not sold immediately, the container including fried chicken is typically placed in a heated display area and as "hot," for sale for up to four hours or more. In prior art containers, heat accumulation from hot fried chicken In the container, the moisture accumulates in the container in the order of 'f'. As a result of the accumulation of moisture, the crispy batter of the fried chicken becomes damp. However, the solution to avoid excessive wetting of the cooked food is It is not simply to provide an unregulated ventilation. In the first aspect, unregulated ventilation makes the food dry and too hard. More importantly, in addition to the delicious considerations, the container used to cook the food must be safe. The problem. If the container is too ventilated, the temperature of the fried chicken may fall below the minimum temperature required by the health department or the good food serving practice. Some considerations are similar to other companies, such as restaurants. As well as other texture-sensitive foods such as cooked crabs that are not sticky, if the heat and moisture are not properly removed from the container, it may degrade the quality. Holds the crispness of the food contents in a closed container. Conventional 201105552 provides a prior art food container having an exhaust ventilation means. The cover of the prior art plastic food container typically includes one or two surface vents for seventy The form of the sub-slit. The cross-stitch forms a label that is nearly annular, and the like can be deformed upward to allow water vapor formed inside the container to escape... or the two slits are located on the surface of the container lid, other than the other ventilation of the container Structurally related, but in a form that detracts from the aesthetics of the container. Although these slits help to ventilate the water from the container, moisture accumulates inside the container. In the case of microwave storage containers (as opposed to cooked food) The manufacturer has chosen to treat the moisture removal of the water vapor by constructing the edge of the container, whereby the edge of the lid can be used in two different positions on the edge of the base. One position keeps the container sealed. The other position allows exhaust ventilation In the case of the subsequent capacity, the sealing cover is taken on the base - the second ^ exhaust ventilation position 'by manual repositioning or Lifting of the pressure rising inside the container = do--...but the cover is in the exhaust ventilation position of gj, the water vapor can be dissipated, and this is achieved by the contour along the edge structure and the 2-edge structure of the edge structure. Flow between and through the container. The contours of these edge structures may require the discharge of water vapor to change direction of the flow restriction (including direction reversal). The disadvantage of some exhaust ventilation schemes is that they still cause the internal vapor to be generated and inside the container. Suspected, suspected, watering', especially in the case of a spontaneous cover. At 2 o'clock, since the air must flow around the edge contour, these containers only promote the discharge of air from the container and do not allow dry air to enter the container. US Patent No. 6,257,401 discloses A thermoplastic container for food having a lid removably attached to the base to define a food storage chamber. A downwardly extending rib formed at the edge of the lid is intermittently provided with a plurality of 6 201105552 notches' The alignment is aligned with the individual notches formed in an upwardly extending elongate rib of the base. There is a joint gap between the cover at the top of the base, the base notch and the cover notch. However, as best shown in Figure π of the patent, the edge of the cover and the notch of the edge of the base are offset such that the air flowing into the container is directed upwardly toward the upper gap of the cover. Another set of slits for additional ventilation is provided on the side wall of the lid. Due to the shortcomings of prior art containers relative to ideally fragile or hard crisp foods, 'container manufacturers have designed containers with a specific structural surface mesh on the bottom of the container' which keeps the food contents elevated in the pool of food broth Or condense on the water. These grids create a pool area that collects condensate and soup. The container of U.S. Patent No. 6,257,401 contains a plurality of small wells at the bottom of the container, the purpose of which is to purposefully retain the food broth by capillary action or surface tension. However, these solutions do not completely remove food water vapor and fluid generation inside the container. In fact, 'they may make the situation worse.' In particular, condensate and soup can be dripped into and filled into the well of the grid at the bottom of the vessel and retained. The liquid in the pool absorbs heat and produces rising water vapor which soaks the lower portion of the food contents of the container with moisture that damages the texture. Accordingly, there is a need in the art for a plastic food container that reduces water vapor generation and enhances container venting to avoid excessive moisture of the desired crispy or crispy food. SUMMARY OF THE INVENTION The present invention satisfies the needs in the prior art and provides an aesthetically absorbing 201105552 introductory food container that is easy to use while providing improved moisture removal. In this regard, the container of the present invention achieves a balanced vapor removal by incorporating the structure to ventilate the exhaust of the structure to allow for air intake of the aged air. The container uses convection of the inhaled air and is directed to the flow to avoid excessive wetting of the food product. The invention includes a plastic food container comprising a lid and a base. The cover and the base each have a peripheral edge. The cover edge is adapted to be sealingly engaged with the edge of the base. When the container is sealed hot food content 'the heat load generated by the food causes the moisture-rich air to rise through the exhaust vents selectively positioned and counted in the top surface of the container lid, and away from &%; Thus, the top surface exhaust vents are opposite; the expected temperature and humidity of the inner grain of the grain is counted and positioned. The upward convective movement of the warm moist air within the container and the ingestion of air through the inner edge (intra_rim) intake port through the top surface exhaust vents, which will be described below. The H-step of the present invention is characterized by a cover edge, a rim, and a rim of the base, and when the closure is engaged, at least one first intake port is formed between the two edges. To achieve optimal balanced ventilation and to eliminate moisture dead zones in the vessel, each of the first inlet ports has a pair of inlet ports disposed between the edges. In addition, the first, the * ΛΤ 1 downstamp pass and its mating intake port are oriented to allow air to pass through them, directly and generally horizontally, into the container and without encountering a blocked edge structure or as it travels through These edges do not have to change direction or angle. The first intake port and its mating intake port define a 201105552-line inside the container. The bottom of the container may have at least one passage formed therein that is aligned with the line defined by the first inlet port and the paired inlet port. By aligning the bottom channel with at least the inlet port, a central flow of suction ambient air is permitted whereby the container promotes the flow of relatively dry air under the container food contents. This air flow not only helps to evaporate the collected condensate and food broth, # removes the vapor from the bottom side of the food contents to avoid absorption of damage. The bottom of the container may include channels aligned with two or more sets of intake ports. In a more specific overview, the plastic food container of the present invention comprises a lid adapted for use in a sealed configuration with a base. The cover has a peripheral edge structure that complements the bottom edge of the bottom edge. The base has a bottom and a side wall extending between the bottom and the edge. A feature of the present invention is that when the cover is fully closed to the base, the mating edge structure produces at least two intake ports, relative to prior art containers utilizing through-the-rim exhaust or intake ventilation. They allow the air flow to be generally horizontal and direct (unrestricted) into the container through the closed edge. Preferably, each of the intake ports is located on the edge relative to the other intake port. Thus, each intake port is positioned such that it is opposite the other intake port on the other side of the container. The positioning of the intake port allows for the cross flow of air through the container. In a preferred embodiment, the edge structure of the cover has a channel shaped to receive projections spaced apart on the edge structure of the base. When the cover is closed to the seat, the height of the projections of the cover edge structure channel projections on the base edge structure from the base edge structure prevents the cover flange from completely sealing against the base flange. As a result, when the cover is fully engaged to the bottom of the 201105552 seat, the space between the projections at the edge of the base creates an edge air intake port.

Ha月容器進一步包含自該底座底提升的(較佳地隆起 的)凸出肋條。這些肋條在容器底上產生一或更多通道,相 較於先前技術其是明確地對準藉由至少兩進氣通口所界定 的一線,該等進氣通口被定位在卡合容器邊緣内。這些肋 條以及通道提供數個有益的效應。第一,如在先前技術容 器的凋格或特疋結構表面的情形中,該等肋條保持食物内 谷物自底座底提升以及遠離所收集的液體。然而,與進氣 通口結合,該等對準的通道作用為隔板以及允許氣體以及 蒸氣在艮物内容物下的自由路徑。因&,在容器内應該成 池的液體開始蒸發’本發明容器的通道允許水蒸氣通過在 蓋中頂部表面排氣通風孔排出而非進入食物。此外,藉助 他們與進氣通口的對齊’本發明容器的通道允許在容器的 食物内容物之下在介於通道的端部之間存在的—壓力差的 情況下濕氣.移除空氣之端部·對.端部的交又㈣。此配置 不僅二加強成池濕氣的移除,而且亦助於食物内容物底部 的乾燥,目此’谷器内部溫暖空氣的對流運動造成空氣通 過邊緣進氣通口的吸入。办名 二風· ’相對於容器内部存在的氣 化空氣疋較冷的’滴落至交55 同洛主奋态的底。此水滴是有效的,部 分’藉由邊緣進氣通口的一般為水平的定向(非向上成一角 度的)。一旦該冷,乾的空痛5|丨,去〜+ '達谷态底,其如藉由通道導 引而化動。因此,進氣通 ^ /0者對齊的,—或更多通道允 許相對地乾燥空氣直接,暢 网通無阻的流動自進氣通口進入 10 201105552 容盗以及通過食物内交从 物之下。通過食物内容物之下的同 時熱疋自食物内容物交換至進人的空氣。該加熱的Μ 上升s '、上升時自容11中現存的空氣清除濕氣。 π為進步加強在容器中的對流流動,較佳的實施例容 器3複數個排氣通風孔被佈置於大約在容器蓋的頂部表 面以及不會沿著任何蓋的最外側表面。此僅只頂部-表面通 風孔的配置移除藉由具有在蓋的側邊上的縫隙呈緊密靠近 邊緣通風孔所造成的停滯·空氣效應。藉由移除此停滯·空氣 效應在谷器中的對流是被加強。此外,藉由進氣通口移 除自蓋的最外側邊的通風孔,在容器中的上升空氣不會自 進氣通口截住吸收的空氣以及將其從容器推出。 儘管本發明是可以有各種改良以及替代形式,本發明 一特定的實施例已經藉由圖式中的實例顯示以及將在此被 詳細的描述。然而,應了解的是,其非意欲限制本發明於 所揭示的特別形式。相反的是,本發明目的是涵蓋所有的 改良,等效物,以及替代,其等是落入本發明藉由隨附申 請專利範圍所界定的精神及範疇。 【實施方式】 本發明一較佳實施例的容器10呈打開以及閉合的配置 是顯示在圖1以及2。在實際使用中,底座25的底31的外 部表面通常將停靠在一表面上(諸如一桌子頂部),該表面對 於使用者視為水平的。因此’使用方向性術語“垂直的’, 以及“水平的”以及類似物以描述容器1 〇以及其零件相對 201105552 於在圖2所描繪的定向以及僅是被採用於清晰及描述的目 的。例如,在圖2顯示的定向中,閉合的容器1〇的蓋^ I 是自底座25 “垂直地”隔開。在此使用方向性術語“内 部,“外部,”以及類似物相對於所描述的容器以論及 沿方向性元件的方向朝向以及遠離容器的幾何中心。 谷器10較佳地是熱成型。如圖所顯示,容器1〇是由 蓋11以及底座25組成。蓋11包含頂部表面12,下降的表 面(側壁)19以及多個片段邊緣14。蓋η以及底座25是由 一傳統塑膠材料製成。蓋1丨較佳地是透明的。頂部表面12 可包含不同高度的水平面或特徵,但較佳地是平坦的。其 亦可能根據先前技術為某種輪廓以及具有肋條丨6以加強諸 如容器容積,強度,多個蓋的套疊,閉合容器的可堆疊性 以及看透能見度之因素。在較佳的實施例中,蓋頂部表面 12包含頂部高原區15。側壁19自頂部表面12延伸至水平 的片段17以及可包含肋條13用於強度。水平的片段17自 側壁19延伸至垂直的内部壁18。側壁19較佳地包含肋條 7用於強度以及,在所描繪的較佳實施例中,代表蓋的一最 外側表面。 較佳實施例的蓋邊緣丨4的結構現在將進一步詳細討 。如最佳顯示於圖10,蓋邊緣14包含周邊地凸出片段 2〇,其延伸於内部壁18以及外部壁21之間,產生通道23 ^ 片段20的剖面輪廓一般是水平的。然而,該輪廓可被塑 形以包含,諸如肋條,曲線或彎曲的結構以調整邊緣堅硬 度或可撓性以便加強邊緣所需的閉合,密封以及打開功 12 201105552 能。該等圖式描繪此周邊地凸出片段_較佳的實施例剖面 輪廓。如從圖1〇所見,外部壁21向下地延伸於周邊地凸 出片段20以及周邊凸緣22之間。外部壁。較佳地 度的以摩擦地卡合凸出物35’在下文進一步描述該凸出物。 底座2 5較佳貫施例的邊緣纟士播 迓琛、、,°構3〇的結構最佳是顯示 在圖η中。底座25包含-最底部水平面或底31她鄰側壁 32。側壁32延伸於底座底31以及多個_片段邊緣3〇之間。 側壁32較佳地包含肋條41用於強度。當蓋u以及底座乃 是被放置於密封配置中時’底座邊緣3()的結構是適於互補 地卡合蓋邊緣14的結構。在此方面,底座邊緣3q的下# 部分包含側壁·至·邊緣過渡片段33。過渡片段33自側壁W 的頂部向外地傾斜展開以及向上地彎曲進入底座架W。底 座架34自底i 25向外地延伸以及向上地彎曲以形成密封 凸出物35 ^較佳實施例的容器1〇具有至少兩密封凸出物 35。如圖11中所見,密封凸出物乃包含外部垂直片段% 以及内部上升的片段37。頂部密封片段38橫跨於片段%, 37之間。周邊凸緣42自片段36向外地延伸。 汝』示在圖9 ’凸出物3 5是被定位在架3 4上間隔開的 距離以便產生底座邊緣間隙39於兩相鄰凸出物之間。每一 底座邊緣間隙39較佳地是被定位以便幾何上地面對定位在 各器上的一配對底座邊緣間隙39。例如,描繪在圖丨中所 揭示的實施例的方形容器,底座邊緣間隙39在每一對平行 容器側邊上是被佈置呈相對關係。蓋邊緣結構14較佳地包 括類似地凸出物26被定位在水平的片段17上。凸出物26 13 201105552 是互補地被定位在邊緣結 蚀μ ... 再4上’使付當蓋11是閉合至 底座25時,它們與凸屮 主 Μ η φ 4Α, Λ- 5對齊以及摩擦地接觸凸出物 35。凸出物26作用以扶掊 9S , .. ^ 寺凸出物35以及避免蓋11環繞底 座25扭轉。蓋邊緣間隙 κ I承27疋破佈置於凸出物26以及蓋邊 緣14之間。此外,藉由麼 由摩擦地卡合凸出物35,凸出物26 使得介於蓋11以及底座2 _丄之間的卡合更強壯。如顯示在 圖式中,凸出物35的古+ 的间度自底座邊緣結構發出避免蓋凸緣 22完全地密封抵靠底座凸缝 座凸緣42。其結果是’當蓋是完全地 卡合至底座時,底座邊续· _瓊緣30的凸出物35是藉由通道23以 及蓋邊緣14的凸出物26卡合。然而,卡合凸出物35的高 度是使得當蓋是藉由底座卡合時’凸緣22以及凸緣42不 會相遇。關於此’當容器是閉合時,介於蓋的凸出物^之 間的-或更多蓋邊緣間隙27垂直地以及水平地兩者與底座 邊緣的—底座邊緣間隙39對齊。因此,介於底座邊緣凸出 物之間的底座邊緣間隙39現在是藉由邊緣14被覆蓋以及 產生至少兩邊緣進氣通口 4〇,其等允許空氣直接地通常為 水平地進入容器。 對於實現本發明,邊緣,蓋或底座,具有凸出物35或 卡合通道23是不重要。據此,在另一實施例中,底座邊緣 30可具有通道23以及蓋邊緣丨4可具有凸出物35。事實上, 可使用其他邊緣卡合方法,只要當該等邊緣是在密封配置 時’該蓋以及底座的密封邊緣結構產生進氣通口 4〇。 當蓋邊緣以及底座邊緣是在密封配置中,該容器包含 至少一組配對進氣通口 40( —第一進氣通口以及一第一配 201105552 對進氣通口)。更特別地,在本發明容器中,該蓋邊緣以及 底座邊緣,當在閉合卡合時,形成至少一第一進氣通口被 佈置於兩邊緣之間。此外,本發明的一特徵是每一第一進 氣通口具有至少一第一配對進氣通口被佈置於兩邊緣之 間。相反於先前技術容器,本發明的進氣通口允許空氣直 接地流動通過容器的邊緣以及不會行進一蛇行路線邊 緣結構。此外,相較於先前技術容器,本發明的進氣通口 允S午空氣直接地流入容器呈通常為水平的方式而不會必項 打進一有角度的路徑。因此,在本發明進氣通口 40並非是 有角度的朝向該容器頂部。 該至少一第一進氣通口以及其一或更多第—配對進氣 通口是被佈置於兩邊緣之間以便允許空氣通過—進氣通口 進入該容器,橫越容器内部的至少一部分在食物内容物之 下以及接著,當其變暖時,上升以及通過在蓋的頂部表面 中的排氣通風孔離開該容器。為了均衡的濕氣移除,每一 第一進氣通口 40是位於卡合的邊緣14, 3〇内及具有至少 一第一配對進氣通口 40類似地位於卡合邊緣丨4,3 〇内。 在所顯示較佳的實施例的容器中,每一第一進氣通口仂是 位於閉合的容器上使得其幾何地面對於(是垂直地在對面) 在容器其他側的一配對進氣通口 4〇上。此配置能夠在一或 更多通道的端部之間的壓力差情況下,使空氣的橫向流在 食物内容物之下遍及整個容器。本發明因此允許較乾空氣 通過—進氣通口 40流動進入容器,在容器内容物下以及通 過蓋的頂部表面中的排氣通風孔28離開。雖然所描述實施 15 201105552 例的谷器顯示一進氣通口 40具有僅只一配對進氣通口 4〇, 一進氣通口 40可具有多於—配對進氣通口 4〇。 底31包含兩或更多肋條5〇以及為了強度以及流體控 制可具有交替的高度或升高處《為進一步加強食物鮮脆 度’底座25的底31包含肋條50在底凹處51中。底凹處 5 1是一較佳貫施例特徵。肋條5 〇從底凹處5 1向上凸出。 間隔開的伸長肋條50是對準藉由至少一對配對進氣通口 4〇 所界疋的線以及形成至少一通道55。一或更多通道55作用 為流體通路用於相對地較乾的空氣通過進氣通口 4〇被吸入 谷器。就此而言,在底31上對齊通道55的成形是不同於 先别技術容器,其之底的底面具有網格,井或其他結構特 徵意圖捕捉以及保留液體。這些結構底元件,雖然在避免 液體的灑出或保持食物升高於成池的液體之上是有利的, 部對在容器的食物内容物之下的空氣流作為障礙。 在所描述的較佳實施例的一或更多通道55是沿著底的 一維度於長度方向集中以及實質上地延伸橫跨底的長度。 進—步’凹處51是形成在底31中以便導引進入的空氣至 通道以及允許進入的空氣對被佈置於底中的多個通道展開 (分開該至少一通道55是被定向使得其延伸在一對配對 進氣通口 40的方向以及因此通道的側邊作用類似於内部隔 板。在所揭示的實施例中,容器描繪六個通道55對準被佈 置於容器的端部上的進氣通口 40。藉助於以此方式定向, 通道55允許可能由成池液體所形成的水蒸氣上升以及藉由 對流從食物内容物傳送開,因此減少食物底部的過度濕 16 201105552 潤。此外,藉助於進氣通口 40,較乾的空氣可流入進氣通 口 40、環繞及在容器内容物之下。特別地,藉助於通道55 的隔板作用,通過一進氣通口 4〇進入容器之較乾的空氣可 在食物内容物之下流動以及通過頂部表面排氣通風孔28離 開。在一替代的實施例中,底31可包含複數個通道55,通 道的至少兩個是在兩不同的方向對齊以便提供通道與多於 一對的配對進氣通口 40對齊。此外,在較佳的實施例中, 底31包含紋理表面平台52。平台52是被壓印(隆起)於底 31的内部表面之上(以及因此實質上地高於凹處51的表 面)。藉助於此配置,食物内容物是提升於底31的表面以及 自進氣通口進入谷器之較乾的空氣4〇可更輕易地流動於食 物内容物之下以及進入一或更多通道55。 在此使用術s吾 相對的(opposing) ” , “相對 (opposed)”或“對面的(opposite)”以描述底座邊緣間隙 39或進氣通口 40的位置,意指間隙或入口是被定向以允許 流通空氣通過一通口流動進入容器,通過容器内部的某長 度或寬度以及朝向至少一其他的進氣通口。因此,在所描 述的方形容器實施例中,一第一進氣通口 40是被坐落於容 器的一側邊以及一配對進氣通口 40是橫跨容器位於容器的 相對平行側邊上。在此情形下,該至少一其他的配對進氣 通口 40將較佳地,但非必需地,位於垂直地面對該第一進 氣通口 40。類似地,以一環形的容器,該對配對進氣通口 40將較佳地,但非必需地,直徑地在彼此對面,可製作在 配對通口 40(以及間隙39)的位置以及底肋條5〇和通道55 17 201105552 的對準之變化,使得空氣僅只流動通過容八、 不會在其整體寬度或長度 形° v刀以及 名,社方形容器中該等進 乱通口 40可位於容器的相 動。通風的交又杳 通風的對角流 準的一…例中將藉由與進氣通口對 …戍更多對角地定向的底通道55而加強。此外,每一 進氣通口 40較佳地具有至少一 n.sn a v配對進乳通口 40以達成交 又训·動通風。因此,一進氣通 通口 40。 40 了具有多於-配對進氣 如顯示在圖2巾,為進一步加強在容器中的對流,較 佳貫施例容器的蓋包含複數個排氣通風孔Μ 容器蓋的頂部…。為了在容器中最理想的對流運動, 關鍵是排氣通風孔28被佈置以及被配置於容器的頂部表面 12上以及不在蓋的任何最外側表面上。否則,在進氣通口 40上的吸入作用是減少或吸入空氣可能在藉由對流力被推 出之前不具有下降至容器底部的機會。同時,為加強在容 器内部的對流運動,較佳的在該蓋的頂部表面12上之複數 個排氣通風孔28是被佈置遠離蓋中心以至於它們順從蓋形 狀的輪廓(如從頂端所見p在顯示於圖2所描述的實施例 中,表面排氣通風孔一示範性的數目以及配置是顯示呈大 9” X8”的方形容器。對此示範性實施例的測試顯示在 各器中最理想的對流運動發生於複數個14個排氣通風孔被 佈置於所顯示圖樣大約在蓋頂部表面的周邊以及位在自容 器的頂部表面的最接近外部邊緣丨,,至卜丨以”的範圍内(自 通風孔的前邊緣測量)。對於大部分的食物服務應用中(小型 201105552 菜饋大小的交+ , 妁各态至主桌大小的容器)複數個至 面排氣通風孔28運作良好,在8至14個範圍個= 字形狹縫類型)顯示最佳化結果。如顯示在圖2中風 較佳的,佈置該等排氣通風孔28以至於它們二 ,外的外部表面向外地導向上升的氣體以及蒸氣。、:= 4表面上排氣通風孔的配置以及蓋的最外側表面上通風孔 的存在移除藉由具有在蓋的側邊上的縫隙呈緊 通風孔(特別是在邊緣通風孔之上)所造成的停滞空2 應。藉由移除停滯-空氣效應,在容器内的對流是被加強。 根據本發明建構的容器可製造成多樣化的形狀及尺 寸,以及是較佳地由樹脂或塑膠材料形成,包含,但非限 制於’聚乙烯’聚丙烯’聚氣乙烯或聚對苯二甲酸乙二醋 (PET )。該容器蓋以及底座可為透明的或半透明的,以 及在任何實例中可以上色。進氣以及排氣通風孔的尺寸以 及數量可變化以容納食物加熱環境或被放置在容器中食物 的需求。容器可藉由多樣化的製程製作包含熱成型,真空 成型,吹塑成型,擠出成型或注塑成型。進一步,該容器 可為任何形狀’包含環形或多邊形。容器的蓋以及底座可 為分離的物體或可包含所描述的鉸鏈(Hinge),使得蓋以及 底座是呈一蛤殼(clamshell)構形被連接至彼此。 已3羊細描述本發明,熟悉s亥項技術者將了解可對本發 明做出修改而不背離其精神。因&,其非意欲將本發明的 範嘴限制在所描繪及描述的特定實施例中。 201105552 【圖式簡單說明】 圖1疋本發明谷器較佳實施例在打開配置中的立體圖。 圖2疋本發明容器較佳實施例在閉合配置中的立體圖。 圖3是本發明容器在打開配置中的平面圖。 圖4是取自圖3的線A-A的一剖面圖。 圖5是本發明容器較佳實施例在閉合配置中的側視圖。 圖6是本發明容器較佳實施例的底座内部的立體圖。 圖7是本發明容器較佳實施例的蓋子内部的立體圖。 圖8是本發明容器較佳實施例的蓋子的側視圖。 圖9是本發明容器較佳實施例的底座的側視圖。 圖10是圖4細部區域Z的放大圖。 圖11是圖4細部區域γ的放大圖。 【主要元件符號說明】 無 20The Ha month container further includes raised (preferably raised) raised ribs from the bottom of the base. The ribs create one or more passages in the bottom of the container which are specifically aligned with a line defined by at least two inlet ports which are positioned at the edge of the engagement container as compared to the prior art. Inside. These ribs and channels provide several beneficial effects. First, as in the case of a forgotten or characteristic structural surface of prior art containers, the ribs keep the grain within the food lifted from the bottom of the base and away from the collected liquid. However, in combination with the intake ports, the aligned channels act as baffles and a free path that allows gas and vapor to be under the contents of the contents. Because of &, the liquid that should be pooled in the vessel begins to evaporate. The passage of the container of the present invention allows water vapor to escape through the exhaust vents in the top surface of the lid rather than entering the food. Furthermore, by virtue of their alignment with the inlet port, the passage of the container of the invention allows moisture to be present under the pressure content of the container under the food contents of the container. The end of the end. The end of the intersection (4). This configuration not only enhances the removal of moisture from the pool, but also aids in the drying of the bottom of the food contents. The convective movement of warm air inside the grain chamber causes air to be drawn through the edge inlet ports. The name of the second wind · 'relative to the inside of the container, the air vapor 疋 疋 ’ ’ 滴 滴 滴 滴 55 55 55 同 同 同 同 同 同 。 。 。 。 。 。 。 。 This water droplet is effective, in part by the generally horizontal orientation of the edge inlet port (not at an angle up). Once the cold, dry air pain 5 | 丨, go ~ + 'Da Valley bottom, which is transformed by channel guidance. Therefore, the intake air is aligned with - or more channels, allowing relatively dry air to flow directly, and the unobstructed flow of the unobstructed flow from the air inlet port enters the thief and passes through the food under the object. Through the food content, the heat is exchanged from the food content to the incoming air. The heated Μ rises s ', and the existing air in the self-capacity 11 rises to remove moisture. π is progressive to enhance convective flow in the container. Preferred embodiment container 3 has a plurality of exhaust vents disposed about the top surface of the container lid and not along the outermost surface of any of the lids. This configuration of only the top-surface vents removes the stagnant air effect caused by the vents having edges on the sides of the cover that are in close proximity to the edge vents. Convection in the grain is enhanced by removing this stagnant air effect. In addition, the venting opening from the outermost side of the cover is removed by the inlet port, and the rising air in the container does not intercept the escaping air from the inlet port and push it out of the container. While the invention is susceptible to various modifications and alternatives, the particular embodiments of the invention are shown However, it should be understood that the invention is not intended to be limited to the particular forms disclosed. Rather, the invention is to cover all modifications, equivalents, and alternatives, and the scope of the invention as defined by the scope of the appended claims. [Embodiment] The configuration in which the container 10 of the preferred embodiment of the present invention is opened and closed is shown in Figs. In actual use, the outer surface of the base 31 of the base 25 will typically rest on a surface (such as a table top) that is considered horizontal by the user. Thus, the directional term "vertical", and "horizontal" and the like are used to describe the orientation of the container 1 and its parts relative to 201105552 as depicted in Figure 2 and are only used for clarity and description purposes. In the orientation shown in Figure 2, the lids of the closed container 1 are "vertically" separated from the base 25. The directional term "internal, "external," and the like is used herein with respect to the description. The container is oriented toward the direction of the directional element and away from the geometric center of the container. The grain 10 is preferably thermoformed. As shown, the container 1 is composed of a cover 11 and a base 25. The cover 11 includes a top surface 12, a lowered surface (side wall) 19 and a plurality of segment edges 14. The cover η and the base 25 are made of a conventional plastic material. The lid 1 is preferably transparent. The top surface 12 can include horizontal levels or features of different heights, but is preferably flat. It may also be a profile according to the prior art and having ribs 6 to enhance factors such as container volume, strength, nesting of multiple covers, stackability of closed containers, and visibility visibility. In the preferred embodiment, the lid top surface 12 includes a top plateau region 15. The sidewall 19 extends from the top surface 12 to the horizontal segment 17 and may include ribs 13 for strength. The horizontal segment 17 extends from the side wall 19 to the vertical inner wall 18. The side wall 19 preferably includes ribs 7 for strength and, in the preferred embodiment depicted, an outermost surface representative of the cover. The structure of the lid edge 丨 4 of the preferred embodiment will now be discussed in further detail. As best shown in Fig. 10, the lid edge 14 includes a peripherally projecting segment 2〇 extending between the inner wall 18 and the outer wall 21 to create a cross-sectional profile of the channel 23 which is generally horizontal. However, the profile can be shaped to include, for example, ribs, curved or curved structures to adjust the edge stiffness or flexibility to reinforce the desired closure, sealing, and opening work of the edge 12 201105552. These figures depict the cross-sectional profile of the peripherally projecting segment _ preferred embodiment. As can be seen from Figure 1, the outer wall 21 extends downwardly between the peripherally projecting segments 20 and the peripheral flanges 22. External wall. The projections are preferably further described below by frictionally engaging the projections 35'. Preferably, the structure of the edge of the base of the base member 2 is preferably shown in Fig. η. The base 25 includes a bottommost horizontal plane or a bottom 31 adjacent side wall 32. The side wall 32 extends between the base bottom 31 and a plurality of _ segment edges 3〇. Side wall 32 preferably includes ribs 41 for strength. The structure of the base edge 3 () when the cover u and the base are placed in the sealed configuration is a structure adapted to complementarily engage the cover edge 14. In this regard, the lower # portion of the base edge 3q includes a sidewall-to-edge transition segment 33. The transition piece 33 is inclined outwardly from the top of the side wall W and bent upward into the base frame W. The bottom frame 34 extends outwardly from the bottom i 25 and is curved upwardly to form a sealing projection 35. The container 1 of the preferred embodiment has at least two sealing projections 35. As seen in Figure 11, the sealing projections comprise an outer vertical segment % and an internally rising segment 37. The top seal segment 38 spans between segments %, 37. The peripheral flange 42 extends outwardly from the segment 36. The projections 35 are shown spaced apart by a distance spaced apart on the frame 34 to create a base edge gap 39 between the two adjacent projections. Each base edge gap 39 is preferably positioned to geometrically face a mating base edge gap 39 positioned on each of the devices. For example, a square container depicting the embodiment disclosed in the figures, the base edge gap 39 is arranged in opposing relationship on each side of each pair of parallel containers. The lid edge structure 14 preferably includes similar projections 26 positioned on the horizontal segments 17. The projections 26 13 201105552 are complementarily positioned on the edge erosions ... on the '4', when the cover 11 is closed to the base 25, they are aligned with the tenons η φ 4 Α, Λ-5 and The projections 35 are frictionally contacted. The projection 26 acts to abut the 9S, .. ^ temple projection 35 and to prevent the cover 11 from twisting around the base 25. The cover edge gap κ I 疋 27 is disposed between the projection 26 and the cover rim 14 . Further, by frictionally engaging the projections 35, the projections 26 make the engagement between the cover 11 and the base 2_丄 stronger. As shown in the drawings, the ancient + degree of projection 35 is emanating from the base edge structure to prevent the cover flange 22 from completely sealing against the base boss flange 42. As a result, when the cover is completely engaged to the base, the projection 35 of the base edge continues to be engaged by the passage 23 and the projection 26 of the cover edge 14. However, the height of the engaging projections 35 is such that the flange 22 and the flange 42 do not meet when the cover is engaged by the base. Regarding this, when the container is closed, the - or more cover edge gaps 27 between the projections of the cover are aligned vertically and horizontally with the base edge gap 39 of the base edge. Thus, the base edge gap 39 between the edge projections of the base is now covered by the edge 14 and produces at least two edge inlet ports 4, which allow air to enter the container directly, typically horizontally. For implementing the invention, the edge, cover or base, having the projection 35 or the engagement channel 23 is not critical. Accordingly, in another embodiment, the base edge 30 can have a channel 23 and the cover edge 4 can have a projection 35. In fact, other edge snapping methods can be used as long as the cover and the sealing edge structure of the base create an intake port 4 when the edges are in a sealed configuration. When the lid edge and the base edge are in a sealed configuration, the container includes at least one pair of mating intake ports 40 (the first inlet port and a first pair 201105552 pair of inlet ports). More particularly, in the container of the present invention, the lid edge and the base edge, when closed, form at least one first inlet port disposed between the edges. Further, a feature of the present invention is that each of the first intake ports has at least one first paired intake port disposed between the two edges. In contrast to prior art containers, the intake port of the present invention allows air to flow directly through the edge of the container and does not travel a serpentine routing edge structure. In addition, the intake port of the present invention allows the S-air air to flow directly into the container in a generally horizontal manner without necessarily entering an angled path as compared to prior art containers. Therefore, the intake port 40 of the present invention is not angled toward the top of the container. The at least one first intake port and one or more of its first paired inlet ports are disposed between the edges to allow air to pass through the inlet port into the container, across at least a portion of the interior of the container Below the food contents and then, as it warms, rises and exits the container through venting vents in the top surface of the lid. For balanced moisture removal, each first intake port 40 is located within the engaged edge 14, 3〇 and has at least one first paired inlet port 40 similarly located at the engagement edge 丨 4, 3 Inside. In the container of the preferred embodiment shown, each of the first inlet ports is located on a closed container such that it geometrically faces (is vertically opposite) a pair of inlet ports on the other side of the container. 4 〇. This configuration enables the lateral flow of air to flow throughout the container under the food contents with a pressure differential between the ends of one or more of the channels. The present invention thus allows the relatively dry air to flow into the container through the inlet port 40, exiting under the contents of the container and through the exhaust vents 28 in the top surface of the cover. Although the vane of the example of the embodiment 15 201105552 is shown to have an intake port 40 having only one pair of intake ports 4, an inlet port 40 may have more than - paired inlet ports 4 . The bottom 31 comprises two or more ribs 5 and the bottom 31 of the base 25 for the strength and fluid control may have alternating heights or elevations in order to further enhance the crispness of the food. The ribs 50 are contained in the bottom recess 51. The bottom recess 5 1 is a preferred embodiment feature. The rib 5 凸 protrudes upward from the bottom recess 5 1 . The spaced apart elongate ribs 50 are aligned with the line bounded by at least one pair of inlet ports 4'' and define at least one channel 55. One or more passages 55 act as fluid passages for relatively dry air being drawn into the bowl through the intake ports 4〇. In this regard, the alignment of the channel 55 on the bottom 31 is different from the prior art container in that the bottom surface of the bottom has a grid, and well or other structural features are intended to capture and retain liquid. These structural bottom members, while avoiding the spillage of liquid or maintaining the food above the liquid in the pool, are advantageous as part of the air flow under the food contents of the container. One or more of the channels 55 in the preferred embodiment described are concentrated along the length of the base in a length direction and substantially extending across the length of the base. The advancement 'recess 51 is formed in the bottom 31 to guide the incoming air to the passageway and allows the incoming air to unfold the plurality of passages disposed in the bottom (the separation of the at least one passage 55 is oriented such that it extends The direction of the pair of inlet ports 40 and thus the sides of the channels acts like an internal partition. In the disclosed embodiment, the container depicts six channels 55 aligned with the ends disposed on the ends of the container. The gas passage 40. By being oriented in this manner, the passage 55 allows the water vapor which may be formed by the pooled liquid to rise and is conveyed from the food contents by convection, thereby reducing excessive moisture at the bottom of the food. By means of the intake opening 40, the relatively dry air can flow into the intake opening 40, around and under the contents of the container. In particular, by means of the baffle of the passage 55, it enters through an intake opening 4 The drier air of the container can flow under the food contents and exit through the top surface exhaust vents 28. In an alternate embodiment, the bottom 31 can include a plurality of channels 55, at least two of the channels Aligned in two different directions to provide alignment of the channel with more than one pair of matched inlet ports 40. Further, in the preferred embodiment, the base 31 includes a textured surface platform 52. The platform 52 is embossed (bumped) Above the inner surface of the bottom 31 (and thus substantially above the surface of the recess 51). With this configuration, the food contents are lifted to the surface of the bottom 31 and dried from the inlet opening into the trough. The air 4 〇 can flow more easily under the food contents and into one or more channels 55. Here, the use of "opposing", "opposed" or "opposite" By describing the position of the base edge gap 39 or the intake port 40, it is meant that the gap or inlet is oriented to allow circulating air to flow through the port into the container through a length or width of the interior of the container and toward at least one other Thus, in the square container embodiment described, a first intake port 40 is located on one side of the container and a mating intake port 40 is located across the container in the container. On the parallel sides, in this case, the at least one other paired inlet port 40 will preferably, but not necessarily, be vertically facing the first inlet port 40. Similarly, with a ring The pair of shaped inlet ports 40, preferably, but not necessarily, diametrically opposite each other, can be made at the position of the mating port 40 (and the gap 39) as well as the bottom ribs 5 and 55 17 201105552 The change of alignment, so that the air only flows through the capacity of the eight, not in its overall width or length shape v and the name, the square-shaped container in the messy port 40 can be located in the container's phase. Ventilation The intersection of the intersecting and ventilated diagonals will be reinforced by a more diagonally oriented bottom passage 55 with the inlet port. In addition, each of the intake ports 40 preferably has at least one n.sn a v mating into the milk port 40 for trade and training. Therefore, an intake port 40 is provided. 40 has more than-paired intake air as shown in Figure 2, to further enhance convection in the container, the lid of the preferred embodiment container contains a plurality of exhaust vents 顶部 the top of the container lid. For optimal convection motion in the container, it is critical that the exhaust vents 28 are disposed and disposed on the top surface 12 of the container and not on any outermost surface of the cover. Otherwise, the suction effect on the intake port 40 is to reduce or the intake air may not have the opportunity to descend to the bottom of the container before being pushed out by the convection force. At the same time, to enhance convective movement within the container, preferably a plurality of exhaust vents 28 on the top surface 12 of the cover are contoured away from the center of the cover such that they conform to the shape of the cover (as seen from the top) In the embodiment shown in Figure 2, an exemplary number and configuration of surface exhaust vents is a square container that is 9" x 8" in size. The test for this exemplary embodiment shows the most The ideal convection motion occurs when a plurality of 14 exhaust vents are arranged in the displayed pattern approximately at the periphery of the top surface of the cover and at the outermost edge of the top surface of the container, to the extent of Inside (measured from the front edge of the venting hole). For most food service applications (small 201105552 vegetable feed size +, 妁 various to main table sized containers) multiple face to face exhaust vents 28 work well , in the range of 8 to 14 = glyph slit type), the optimization results are displayed. As shown in Fig. 2, the exhaust vents 28 are arranged such that they are outside the outer surface. The outwardly directed rising gas and vapor., := 4 The arrangement of the exhaust vents on the surface and the presence of the venting holes on the outermost surface of the cover are removed by means of a venting opening with a gap on the side of the cover ( The stagnation caused by the venting-air effect is enhanced by the stagnation-air effect. The container constructed according to the present invention can be manufactured in a variety of shapes and sizes. And preferably formed of a resin or plastic material, including, but not limited to, 'polyethylene' polypropylene 'polyethylene ethylene or polyethylene terephthalate (PET). The container lid and the base may be transparent Or translucent, and in any case can be colored. The size and number of intake and exhaust vents can be varied to accommodate the food heating environment or the need to place food in the container. The container can be diversified Process manufacturing includes thermoforming, vacuum forming, blow molding, extrusion molding or injection molding. Further, the container can be in any shape 'containing a ring or a polygon. The lid and bottom of the container The object may be a separate object or may include a hinge (Hinge) as described so that the cover and the base are connected to each other in a clamshell configuration. The invention has been described in detail, and those skilled in the art will It is to be understood that the invention may be modified without departing from the spirit thereof. It is not intended to limit the scope of the invention to the specific embodiments depicted and described. 201105552 [FIG. 1] Figure 2 is a perspective view of a preferred embodiment of the container of the present invention in a closed configuration. Figure 3 is a plan view of the container of the present invention in an open configuration. Figure 4 is taken from Figure 3. Figure 5 is a side elevational view of the preferred embodiment of the container of the present invention in a closed configuration. Figure 6 is a perspective view of the interior of the base of the preferred embodiment of the container of the present invention. Figure 7 is a perspective view of the interior of the lid of the preferred embodiment of the container of the present invention. Figure 8 is a side elevational view of the lid of the preferred embodiment of the container of the present invention. Figure 9 is a side elevational view of the base of the preferred embodiment of the container of the present invention. Figure 10 is an enlarged view of the detail region Z of Figure 4. Figure 11 is an enlarged view of the detail area γ of Figure 4 . [Main component symbol description] None 20

Claims (1)

201105552 七、申請專利範圍: l一種塑膠食物容器包含: 一蓋以及一底座; 該蓋以及底座每一者具有一周邊邊緣; 該蓋邊緣適用於與該底座邊緣閉合卡合; 該蓋邊緣以及底座邊緣當閉合卡合時形成該容器的一 内f5帛丨氣通口被佈置於兩邊緣之間以及一第一配 對進氣通口被佈置於兩邊緣之間; 該第-進氣通口以及該第一配對進氣通口是進一步被 佈置介於兩卡合邊緣之間,使得允許空氣直接地進入以及 一般為水平地進入該容器; -亥第it軋通口以及該第一配對進氣通口界定在該容 器内P的線’ 4線自第—進氣通σ延伸至該第—配對進 氣通口; 以氐座匕3底,S亥底具有至少一通道在其内形成, 該通道是是對準藉由該第一進氣通口以及該第一配對進氣 通口所界定的線; 該蓋包含一頂部表面以及一或更多最外側表面,該一 或更多最外側表面不具有通風孔佈置於其上·以及 該蓋的頂部表面具有複數個排氣通風孔被佈置於其 上。 ^ 2.如申請專利範圍第1項的容器,其中被佈置於該容器 蓋的頂部表面上的複數個排氣通風孔的數目介於八個至十 四個通風孔之間。 21 201105552 、3.如申請專利範圍第1項的容器,其中該蓋包含-輪廓 以及在蓋的頂部表面上的複數個排氣通風孔是被佈置於蓋 頂部表面上以至於其等順從蓋形狀的輪廓。 4·如中β專利範圍第i項的容器’其中形成該排氣通風 孔被佈置於蓋的頂部表面以至於其等相對於蓋的最外側表 面向外地直接上升氣體以及蒸氣。 5_如申請專利範圍第1項的容器,其中該蓋邊緣以及底 座邊緣當在閉合卡合時形成一第二進氣通口被佈置於兩邊 緣之間以及一第二配對進氣通口被佈置於兩邊緣之間;以 及 該第二進氣通口以及該第二配對進氣通口是被佈置於 兩卡合邊緣之間,使得允許空氣直接地進入以及一般為水 平地進入該容器。 6·如申請專利範圍第5項的容器,其中該第二進氣通口 以及該第二配對進氣通口界定在容器内部的一第二線,其 自該第二進氣通口延伸至該第二配對進氣通口以及該底具 有一第二通道在其内形成,該第二通道是對準該第二線。 7. 如申請專利範圍第1項的容器,其中該蓋的周邊邊緣 包含至少兩個密封凸出物,該底座的周邊邊緣具有一通道 以及當該蓋以及底座是在閉合的配置時,該蓋邊緣的至少 兩密封凸出物是藉由在底座的周邊邊緣内的通道卡合。 8. 如申請專利範圍第1項的容器,其中該蓋是被鉸接 (hinged)至底座。 22201105552 VII. Patent application scope: l A plastic food container comprises: a cover and a base; the cover and the base each have a peripheral edge; the cover edge is adapted to be closedly engaged with the edge of the base; the cover edge and the base An inner f5 helium port forming the container when the closure is closed is disposed between the edges and a first paired inlet port is disposed between the edges; the first inlet port and The first paired intake port is further disposed between the two snap edges such that air is allowed to enter directly and generally horizontally into the container; - the first pass and the first pair of intakes The port defines a line '4 line in the container from the first-intake σ to the first paired inlet port; at the bottom of the 匕3, at least one channel is formed therein, The passage is aligned with the line defined by the first intake port and the first paired inlet port; the cover includes a top surface and one or more outermost surfaces, the one or more Outside surface does not have · Vents disposed thereon and a top surface of the cap having a plurality of exhaust vents are disposed thereon. 2. The container of claim 1, wherein the number of the plurality of exhaust vents disposed on the top surface of the container lid is between eight and fourteen vent holes. The container of claim 1, wherein the cover comprises a contour and a plurality of exhaust vents on the top surface of the cover are disposed on the top surface of the cover such that they conform to the shape of the cover Outline. 4. The container of the item [i] of the [beta] patent, wherein the exhaust vent is formed to be disposed on the top surface of the cover such that it directly rises gas and vapor outwardly with respect to the outermost surface of the cover. 5) The container of claim 1, wherein the cover edge and the base edge form a second intake port disposed between the edges when the closure is engaged and a second paired intake port is Arranged between the two edges; and the second intake port and the second pair of inlet ports are disposed between the two engagement edges such that air is allowed to enter directly and generally horizontally into the container. 6. The container of claim 5, wherein the second intake port and the second paired inlet port define a second line inside the container that extends from the second inlet port to The second mating intake port and the bottom have a second passage formed therein, the second passage being aligned with the second line. 7. The container of claim 1, wherein the peripheral edge of the cover comprises at least two sealing projections, the peripheral edge of the base having a passageway and the cover when the cover and the base are in a closed configuration At least two sealing projections of the edge are engaged by passages in the peripheral edge of the base. 8. The container of claim 1, wherein the lid is hinged to the base. twenty two
TW099119841A 2009-06-19 2010-06-18 Food container having improved ventilation TW201105552A (en)

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US21877009P 2009-06-19 2009-06-19
US12/718,635 US20100320210A1 (en) 2009-06-19 2010-03-05 Food container having improved ventilation

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US20100320210A1 (en) 2010-12-23

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