M423857 五、新型說明： 【新型所屬之技術領域】 本新型是有關於一種按鍵裝置，特別是指一種適用於電 腦鍵盤的按鍵裝置。 【先前技術】 一般常見的按鍵裝置包含一殼體、一設置於殼體内的鍵 帽，及一設置於殼體内且可支撐鍵帽上下移動的支撐單元。 為了讓鍵帽能穩定地上下移動，習知的按鍵裝置常使用—種 剪刀式支撐單元，如中華民國公告號第M4〇5〇〇2號專利， :揭露—種具剪刀式支料元的按鍵裝置。該種剪刀式支揮 單元具有分散施力的特點，無論按壓鍵帽的中央部位、側邊 ，角落’該剪刀式支樓單元均可引導該鍵帽垂直升降，而提 向使用上的便利性與穩定性。 然而，該種剪刀式支撐單元的組成構件多且構件的構造 複雜’並需要較多銜接結構以連接各構件，故體積較大且不 利於組裝作業。 【新型内容】 〜，此’本新型之目的’即在提供一種組裝容易且構造簡 單旎貫現薄型化及小型化的按鍵裝置。 η亡新型的目的及解決先前技術問題，是採用以下技術手 段來實現：依據本新型揭露的按鍵裝置，包含—殼體單元、 鍵帽、一樞接單元及一彈性單元。 該殼體單元包括-底板及—設於該底㈣框架，且該底 板與該框架共同界容室，而該框架具有—連通於該容 3 M423857 至的開口。該鍵帽設於該殼體單元内且與該底板相間隔，並 包括一按壓板及一限位部。該按壓板位於該容室，且部分穿 過該框架之開口而顯露於該框架外，並具有一框接側及一相 對於該樞接側的可動側。該限位部設於該按壓板的相鄰該可 動側處，並與該殼體單元相配合，使該按壓板的可動側不脫 離該殼體單元。該柩接單元包括互相柩接的一第一樞接部及 一第二樞接部’該第一樞接部設於該按壓板的相鄰該樞接側 處，該第二插接部設於該殼體單元。通過該樞接單元使該按 壓板可相對於該底板，在一未按壓位置及一往該底板靠近的 按壓位置之間移動。該彈性單元設於該殼體單元内，且包括 一位於該底板上的彈性板，及一體形成於該彈性板的一彈性 件。該彈性件頂抵於該按壓板，並提供該按壓板恆回復於該 未按壓位置的偏壓》 藉由上述之技術手段，本新型的功效在於：本新型按鍵 裝置的構件構造簡單能實現整體的薄型化及小型化，且各層 之間對位容易’組裝工序簡單，能方便組裝。 【實施方式】 有關本新型之前述及其他技術内容、特點與功效，在以 下配合參考圖式之九個實施例的詳細說明中，將可清楚的呈 現。透過具體實施方式的說明，當可對本新型為達成預定目 的所採取的技術手段及功效得以更加深入且具體的了解，然 而所附圖式只是提供參考與說明之用，並非用來對本新型加 以限制。 在本新型被詳細描述之前，要注意的是，在以下的說明 M423857 内容中，類似的元件是以相同的編號來表示。 本新型按鍵裝置的第一較佳實施例請參照圖1、圖2與 圖3’ 4按鍵裝置包含一殼體單元1、一鍵帽2、一拖接單 元3、一彈性單元4及一電路單元5。 該殼體單元1包括一底板11及一設於該底板u的框架 12,且該底板11與該框架12共同界定出一容室u，該框 架12具有一連通於該容室13的開口 121。 該鍵帽2設於該殼體單元1内且與該底板11相間隔， 並包括一按壓板21及一限位部22。該按壓板21位於該容 室13且部分穿過該框架12之開口 121而顯露於該框架12 外。該按壓板21具有一樞接側211、一相對於該樞接側211 的可動側212,及分別連接該樞接側211與該可動侧212兩 端的二邊侧213。該限位部22設於該按壓板21的相鄰該可 動侧212處’並與該殼體單元1相配合，使該按壓板21的 可動側212不脫離該殼體單元1。 在本較佳實施例中，該限位部22由一凸伸體221構成， 且該凸伸體221由該按壓板21之可動側212往外凸伸，該 框架12還具有一由底面凹設以對應容置該凸伸體221的限 位槽122。 該樞接單元3包括互相枢接的一第一樞接部31及一第 二樞接部32 ’該第一樞接部31設於該按壓板21的相鄰該 樞接側211處’該第二樞接部32設於該殼體單元1的底板 11。該框架12還具有一由底面凹設以對應容置第一樞接部 31及第二樞接部32的容置部123。該第一樞接部31具有一 5 M423857 連接按壓板21的座體311及一設置於該座體311的樞轴 33°該第一樞接部32具有兩個設於底板11並分別位於對應 兩凸柱33位置的座體34,及對應設置該樞轴的一卡槽，該 卡槽是由分別設於兩座體34且位於同一軸線的凹槽35構 成。通過該樞接單元3使該按壓板21可相對於該底板n， 在一未按壓位置（如圖3所示）與一往該底板u靠近的按 壓位置（如圖4所示）之間移動。 再參見圖1、圖2與圖3，該彈性單元4設於該殼體單 元1内，且包括一位於該底板u與該按壓板21之間的彈性 板4卜及一體形成於該彈性板4丨的一彈性件42。該彈性件 42頂抵於該按壓板21並提供該按壓板21恆回復於該未按 壓位置的偏壓’且該彈性件42具有一概呈截頭圓錐狀的中 1本體42卜及一由該本體421頭部底面向下延伸的抵壓部 422，而該抵壓部422的底緣設有一導電體423。在本較佳 實施例中’該彈性單元4由絕緣且具彈性的橡膠材質製成， 且該導電體423之材質為具導電性的碳粉。 參閱圖3與圖4 ’電路單元5設置於該彈性單元4與該 底板11之間。當該按壓板21 $力被按壓至圖4所示的按壓 4置時Μ按壓板21擠壓彈性件42而使該抵壓部422壓抵 ；電路單元5 ’並使該導電體423與該電路單元5電連接 ^ 電Λ號§按壓板21所受的力量移除後，按壓板21 I彈吐件42的彈性回復力作用，回到如圖3所示的未按 •置且忒限位部22頂抵於框架12，使按壓板21不會 因為彈性件42的作用力而超出框架12外。 6 M423857 在本較佳實施例中，是在彈性件42的抵壓部422的底 緣°又置導電體423 ’並與為單層之薄膜電路板的電路單元5 :配合’於彈性件42被下屋時形成電連接，但是在其他的 貝把方式電路單元5也可以是一種三層式的薄膜電路板， 且彈性件42不需設置導電體切。該三層式_電路板具 有一上層、一下層，及一夾設於該上層與該下層之間的中間 層，而在對應彈性件42的位置處，部分甲間層被移除且上 層及下層的内側相對設置導電層。當彈性件42的抵壓部 受力下移而壓抵上層’帶動上層向下移動而使上層内側的導 電層與下層内側的導電層接觸形成電連接產生電訊號。此 外，配合此種三層式薄膜電路板，該彈性單元4也可以是具 有中央弧形凸出的金屬彈性件，其中央部位可彈性下移具 有與彈性件42相同的功能。如上述，彈性單元4與電路單 元5具有不同的實施態樣’故不應侷限於本實施例揭露的方 式。 參閱圖5’本新型按鍵裝置的第二較佳實施例與第一較 佳實施例大致相同，其差異在於：在第二較佳實施例中，該 限位部22由兩個凸伸體221構成，且該等凸伸體221分別 由該按壓板21之一邊侧213向外凸伸。此外，該框架12 具有二由底面凹設以對應容置各該凸伸體221的限位槽 122。 參閱圖6 ’本新型的第三較佳實施例，與第一較佳·實施 例大致相同，其差異在於：在第三較佳實施例中，該限位部 22由兩個設置於該按壓板21底面的第一卡办 卜J 構成，且 7 M423857 該殼體單元1還包括兩個凸設於該底板u並對應於各第-卡勾222的第二卡勾14。該等第__卡勾222在該按麼板η 位於該未按壓位置時，與對應的第二卡勾14互相卡掣，而 達到將該按壓板21限位於該未按壓位置的作用，而且彈性 板41、電路單兀5及底板u分別設有對應各第一卡勾222 的穿孔（圖中未標號），以提供該等第一卡勾222移動的空 間，在按壓板21被按壓至該按壓位置時，該等第一卡勾222 的下端可以通過穿孔。 參閱圖7’本新型按鍵裝置的第四較佳實施例與第三較 佳實施例大致相同，其差別在於：在第四較佳實施例中，該 第二枢接部32具有—設於底板的兩個座體36及-樞 軸，樞軸是由分別位於各座體36頂端的兩個在同一軸線的 圓柱37構成。該第樞接部31具有兩個設於該按壓板21 底面並分別位於對應兩圓柱37位置的座體34，及對應設置 該樞軸的一卡槽，卡槽是由分別設於兩座體34且位於同一 軸線的凹槽35構成。該彈性板41與該電路單元5還分別設 有對應座體37的穿孔（圖中未標號），使第二樞接部^可 凸出於彈性板41以與第一柜接部31枢接。 參閱圖8’本新型按鍵裝置的第五較佳實施例與第四較 佳實施例大致相同，其差別在於：在第五較佳實施例中，該 限位部22由兩個凸伸體221構成，且該等凸伸體221分別 由§亥按壓板21之一邊側213向外凸伸。該框架丨2還具有二 由底面凹設以對應容置各該凸伸體221的限位槽122。該等 限位槽122限制該等凸伸體221向上移動的範圍，而對該按 M423857 壓板21產生限位效果。 參閱圖9,本新型按鍵裝置的第六較佳實施例與第四較 佳實允例大致相同，其差別在於：在第六較佳實施例中，該 限位部22由一凸伸體221構成，且該凸伸體221由該按壓 板21之可動側212往外凸伸。此外，該框架12還具有一由 底面凹設以對應容置該凸伸體221的限位槽122。 參閱圖10,本新型按鍵裝置的第七較佳實施例與第一 較佳實施例大致相同’其差別在於：在第七較佳實施例中， 5玄第一樞接部32是設於框架12的容置部123内壁。 參閱圖11，本新型按鍵裝置的第八較佳實施例與第二 較佳實施例大致相同，其差別在於m較佳實施例中， 該第二樞接部32是設於框架的容置部123内壁。 參閱圖12,本新型#鍵裝置的第九較佳實施例#“ 較佳實施例大致相同，其差別在於：在第九較佳實施例中， S亥第二枢接部32是設於框架丨2的容置部123内壁。 前述各實施例在組裝時，先將電路單元5及彈性單元4 疊置於底板11上’該電路單元5及彈性單元4的彈性板“ 為板狀，容易相對定位於底板u，再藉由樞接單元3將鍵 帽2與底板11或框架12組合在一起，然後將框架η與底 板11組合，即可完成按鍵裝置的組裝，工序簡單而容易植 裝。 、 综上所述’本新型按鍵裝置的構件構造簡單而能實現體 f的薄型化與小型化，且各層之間容易對位，組裝工序簡 單，故前述之九個較佳實施例確實能達成本新型的目的。 9 M423857 惟以上所述者，僅為本新型之實施例而已，當不能以此 疋本新型實施之範圍，即大凡依本新型申請專利範圍及新 說月内谷所作之簡單的等效變化與修飾，皆仍屬本新型專 利涵蓋之範圍内。 【圖式簡單說明】 圖1是一立體分解圖，說明本新型按鍵裝置的第一較佳 實施例； 圖2是該第一較佳實施例的俯視示意圖； 圖3是沿圖2之ΙΙΙ-ΙΠ線的剖視圖，說明該按壓板相 對於該底板在一未按壓位置； 圖4是一類似圖3的視圖，說明該按壓板相對於該底板 在一按壓位置； 圖5是一立體分解圖，說明本新型按鍵裝置的第二較佳 實施例； 圖6是一立體分解圖，說明本新型按鍵裝置的第三較佳 實施例； 圖7是一立體分解圖，說明本新型按鍵裝置的第四較佳 實施例； 圖8是一立體分解圖’說明本新型按鍵裝置的第五較佳 實施例； 圖9是一立體分解圖’說明本新型按鍵裝置的第六較佳 實施例； 圖10是一立體分解圖，說明本新型按鍵裝置的第七較 佳實施例； 10 M423857 圖11是一立體分解圖，說明本新型按鍵裝置的第八較 佳實施例；及 圖12是一立體分解圖，說明本新型按鍵裝置的第九較 佳實施例。M423857 V. New description: [New technical field] The present invention relates to a button device, and more particularly to a button device suitable for a computer keyboard. [Prior Art] A commonly used button device includes a housing, a key cap disposed in the housing, and a support unit disposed in the housing and supporting the keycap to move up and down. In order to allow the keycap to move up and down stably, the conventional button device often uses a scissor-type support unit, such as the Republic of China Announcement No. M4〇5〇〇2 patent, which discloses: a scissor-type material Button device. The scissor-type scooping unit has the characteristics of dispersing and exerting force, and the scissors-type branch unit can guide the vertical movement of the key cap regardless of the central portion and the side edge of the pressing key cap, and the convenience of lifting the use. And stability. However, such a scissor type support unit has many constituent members and the structure of the member is complicated 'and requires a large number of joint structures to connect the members, so that the volume is large and it is unfavorable for assembly work. [New content] The purpose of the present invention is to provide a key device that is easy to assemble, simple in structure, and thin and compact. The purpose of the novel and the solution to the prior art problems are achieved by the following technical means: the key device disclosed in the present invention comprises a housing unit, a keycap, a pivoting unit and an elastic unit. The housing unit includes a bottom plate and is disposed in the bottom (four) frame, and the bottom plate and the frame together define an opening chamber, and the frame has an opening to communicate with the cavity M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M M The keycap is disposed in the housing unit and spaced apart from the bottom plate, and includes a pressing plate and a limiting portion. The pressing plate is located in the chamber and partially passes through the opening of the frame to be exposed outside the frame, and has a frame side and a movable side opposite to the pivot side. The limiting portion is disposed adjacent to the movable side of the pressing plate and cooperates with the housing unit such that the movable side of the pressing plate does not disengage from the housing unit. The splicing unit includes a first pivoting portion and a second pivoting portion. The first pivoting portion is disposed at the adjacent pivoting side of the pressing plate, and the second plugging portion is disposed. In the housing unit. The pressing plate is movable between the unpressed position and a pressing position adjacent to the bottom plate with respect to the bottom plate by the pivoting unit. The elastic unit is disposed in the housing unit and includes an elastic plate on the bottom plate and an elastic member integrally formed on the elastic plate. The elastic member abuts against the pressing plate and provides a bias for the pressing plate to return to the unpressed position. The technical effect of the present invention is that the structure of the new key device is simple and can realize the whole The thinning and miniaturization, and the alignment between the layers is easy. The assembly process is simple and can be easily assembled. [Embodiment] The foregoing and other technical contents, features, and advantages of the present invention will be apparent from the following detailed description of the accompanying drawings. Through the description of the specific embodiments, the technical means and functions adopted by the present invention for achieving the intended purpose can be more deeply and specifically understood. However, the drawings are only for reference and explanation, and are not intended to limit the present invention. . Before the present invention is described in detail, it is to be noted that in the following description of M 423 857, similar elements are denoted by the same reference numerals. The first preferred embodiment of the present invention relates to FIG. 1, FIG. 2 and FIG. 3'. The button device comprises a housing unit 1, a keycap 2, a towing unit 3, an elastic unit 4 and a circuit. Unit 5. The housing unit 1 includes a bottom plate 11 and a frame 12 disposed on the bottom plate u. The bottom plate 11 and the frame 12 define a cavity u. The frame 12 has an opening 121 communicating with the cavity 13. . The key cap 2 is disposed in the housing unit 1 and spaced apart from the bottom plate 11 and includes a pressing plate 21 and a limiting portion 22 . The pressing plate 21 is located in the chamber 13 and partially passes through the opening 121 of the frame 12 to be exposed outside the frame 12. The pressing plate 21 has a pivoting side 211, a movable side 212 opposite to the pivoting side 211, and two sides 213 connecting the pivoting side 211 and the movable side 212, respectively. The limiting portion 22 is disposed adjacent to the movable side 212 of the pressing plate 21 and cooperates with the housing unit 1 such that the movable side 212 of the pressing plate 21 does not disengage from the housing unit 1. In the preferred embodiment, the limiting portion 22 is formed by a protruding body 221, and the protruding body 221 is outwardly protruded from the movable side 212 of the pressing plate 21. The frame 12 further has a recessed surface. The limiting slot 122 of the protruding body 221 is correspondingly received. The pivoting unit 3 includes a first pivoting portion 31 and a second pivoting portion 32 that are pivotally connected to each other. The first pivoting portion 31 is disposed adjacent to the pivoting side 211 of the pressing plate 21. The second pivoting portion 32 is provided on the bottom plate 11 of the housing unit 1 . The frame 12 further has a receiving portion 123 recessed from the bottom surface to accommodate the first pivoting portion 31 and the second pivoting portion 32. The first pivoting portion 31 has a base 311 that connects the pressing plate 21 and a pivot 33 that is disposed on the base 311. The first pivoting portion 32 has two bases 11 disposed on the bottom plate 11 and respectively corresponding thereto. The base body 34 at the position of the two protrusions 33 and a corresponding groove provided with the pivot shaft are formed by the grooves 35 respectively disposed on the two base bodies 34 and located on the same axis. The pressing plate 21 is movable between the unpressed position (as shown in FIG. 3) and a pressing position (shown in FIG. 4) near the bottom plate u with respect to the bottom plate n. . Referring to FIG. 1 , FIG. 2 and FIG. 3 , the elastic unit 4 is disposed in the housing unit 1 and includes an elastic plate 4 between the bottom plate u and the pressing plate 21 and integrally formed on the elastic plate. An elastic member 42 of 4. The elastic member 42 abuts against the pressing plate 21 and provides a biasing force for the pressing plate 21 to return to the unpressed position. The elastic member 42 has a substantially frusto-conical central body 42 and a The bottom surface of the bottom surface of the main body 421 has a pressing portion 422 extending downward, and the bottom edge of the pressing portion 422 is provided with a conductive body 423. In the preferred embodiment, the elastic unit 4 is made of an insulating and elastic rubber material, and the conductor 423 is made of conductive carbon powder. Referring to Figures 3 and 4, the circuit unit 5 is disposed between the elastic unit 4 and the bottom plate 11. When the pressing plate 21 is pressed to the pressing 4 shown in FIG. 4, the pressing plate 21 presses the elastic member 42 to press the pressing portion 422; the circuit unit 5' and the electric conductor 423 and the electric conductor 423 The circuit unit 5 is electrically connected. After the force received by the pressing plate 21 is removed, the elastic restoring force of the pressing member 21 of the pressing plate 21 I acts to return to the unillustrated and unrestricted position as shown in FIG. The seat portion 22 abuts against the frame 12 so that the pressing plate 21 does not protrude beyond the frame 12 by the urging force of the elastic member 42. 6 M423857 In the preferred embodiment, the electrical conductor 423' is disposed at the bottom edge of the pressing portion 422 of the elastic member 42 and is coupled to the circuit unit 5 of the single-layer thin film circuit board. The electrical connection is formed when the room is lowered, but the other circuit type circuit unit 5 may be a three-layer thin film circuit board, and the elastic member 42 does not need to be provided with a conductor cut. The three-layer circuit board has an upper layer, a lower layer, and an intermediate layer sandwiched between the upper layer and the lower layer, and at a position corresponding to the elastic member 42, a portion of the inter-layer is removed and the upper layer and A conductive layer is disposed opposite to the inner side of the lower layer. When the pressing portion of the elastic member 42 is forced to move down and press against the upper layer' to drive the upper layer to move downward, the conductive layer on the inner side of the upper layer is in contact with the conductive layer on the inner side of the lower layer to form an electrical connection to generate an electrical signal. Further, in conjunction with such a three-layer film circuit board, the elastic unit 4 may be a metal elastic member having a central arcuate projection, and the central portion thereof may be elastically lowered to have the same function as the elastic member 42. As described above, the elastic unit 4 and the circuit unit 5 have different embodiments, and thus should not be limited to the manner disclosed in the embodiment. Referring to FIG. 5, the second preferred embodiment of the present invention is substantially the same as the first preferred embodiment. The difference is that in the second preferred embodiment, the limiting portion 22 is formed by two protrusions 221 The protrusions 221 are outwardly protruded from one side 213 of the pressing plate 21, respectively. In addition, the frame 12 has two limiting slots 122 recessed from the bottom surface to accommodate the respective protruding bodies 221. Referring to FIG. 6 'the third preferred embodiment of the present invention, which is substantially the same as the first preferred embodiment, the difference is that in the third preferred embodiment, the limiting portion 22 is provided by the two pressing portions. The first card is formed on the bottom surface of the board 21, and 7 M423857. The housing unit 1 further includes two second hooks 14 protruding from the bottom plate u and corresponding to the respective first hooks 222. When the pressing plate η is located at the unpressed position, the first __ hook 222 is engaged with the corresponding second hook 14 to reach the unpressed position of the pressing plate 21, and The elastic plate 41, the circuit unit 5 and the bottom plate u are respectively provided with perforations (not labeled) corresponding to the respective first hooks 222 to provide a space for the first hooks 222 to move, and the pressing plate 21 is pressed to When the position is pressed, the lower ends of the first hooks 222 can pass through the through holes. Referring to FIG. 7 ′, the fourth preferred embodiment of the present invention is substantially the same as the third preferred embodiment. The difference is that in the fourth preferred embodiment, the second pivoting portion 32 has a bottom plate. The two seats 36 and the pivots are formed by two cylinders 37 on the same axis at the top ends of the respective seats 36. The first pivoting portion 31 has two bases 34 disposed on the bottom surface of the pressing plate 21 and respectively located at positions corresponding to the two cylinders 37, and a card slot corresponding to the pivot shaft. The card slots are respectively disposed on the two seats. 34 and grooves 35 located on the same axis. The elastic plate 41 and the circuit unit 5 are respectively provided with perforations (not labeled) corresponding to the seat body 37, so that the second pivoting portion can protrude from the elastic plate 41 to be pivotally connected to the first cabinet portion 31. . Referring to FIG. 8A, the fifth preferred embodiment of the present invention is substantially the same as the fourth preferred embodiment. The difference is that in the fifth preferred embodiment, the limiting portion 22 is formed by two protrusions 221 The protrusions 221 are respectively protruded outward from the side 213 of one of the pressing plates 21 . The frame 丨 2 further has two limiting grooves 122 which are recessed from the bottom surface to accommodate the respective protruding bodies 221 . The limiting slots 122 limit the range in which the protrusions 221 are moved upward, and the limiting effect is exerted on the M423857 pressing plate 21. Referring to FIG. 9, the sixth preferred embodiment of the present invention is substantially the same as the fourth preferred embodiment. The difference is that in the sixth preferred embodiment, the limiting portion 22 is formed by a protruding body 221 The protrusion 221 is protruded outward from the movable side 212 of the pressing plate 21. In addition, the frame 12 further has a limiting slot 122 recessed from the bottom surface to accommodate the protruding body 221 . Referring to FIG. 10, the seventh preferred embodiment of the present button device is substantially the same as the first preferred embodiment. The difference is that in the seventh preferred embodiment, the fifth first pivoting portion 32 is disposed in the frame. The inner wall of the accommodating portion 123 of 12. Referring to FIG. 11, the eighth preferred embodiment of the present invention is substantially the same as the second preferred embodiment. The difference is that in the preferred embodiment, the second pivoting portion 32 is disposed in the receiving portion of the frame. 123 inner wall. Referring to FIG. 12, the ninth preferred embodiment of the present invention is substantially the same. The difference is that in the ninth preferred embodiment, the second pivot portion 32 is disposed in the frame. The inner wall of the accommodating portion 123 of the cymbal 2. In the above embodiments, the circuit unit 5 and the elastic unit 4 are first stacked on the bottom plate 11. The elastic plate of the circuit unit 5 and the elastic unit 4 is plate-shaped, which is easy. Relatively positioned on the bottom plate u, the key cap 2 is combined with the bottom plate 11 or the frame 12 by the pivoting unit 3, and then the frame η is combined with the bottom plate 11 to complete the assembly of the button device, and the process is simple and easy to plant. . As described above, the structure of the present invention is simple, and the thickness and size of the body f can be reduced, and the layers can be easily aligned, and the assembly process is simple. Therefore, the nine preferred embodiments described above can be achieved. The purpose of this new type. 9 M423857 However, the above is only the embodiment of the present invention. When it is not possible to use this new type of implementation, that is, the simple equivalent change made by the new patent application scope and the new month. Modifications are still within the scope of this new patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view showing a first preferred embodiment of the present invention; FIG. 2 is a top plan view of the first preferred embodiment; FIG. 4 is a cross-sectional view of the pressing plate with respect to the bottom plate in an unpressed position; FIG. 4 is a view similar to FIG. 3, illustrating the pressing plate in a pressing position with respect to the bottom plate; FIG. A second preferred embodiment of the present invention is illustrated in FIG. 6 is a perspective exploded view of a third preferred embodiment of the present invention; FIG. 7 is an exploded perspective view of the fourth preferred embodiment of the present invention. 8 is an exploded perspective view showing a fifth preferred embodiment of the present invention; FIG. 9 is an exploded perspective view showing a sixth preferred embodiment of the present invention; FIG. An exploded perspective view of a seventh preferred embodiment of the present invention; 10 M423857 FIG. 11 is an exploded perspective view showing an eighth preferred embodiment of the present invention; and FIG. 12 is an exploded perspective view. Description A ninth preferred embodiment of the novel button device.
11 M423857 【主要元件符號說明】 1 ....... •…殼體單元 3…… •…樞接皁元 11…… •…底板 31 •.… 第 根接4 12…… •…框架 311… …·座體 121… 開口 32····. 第 >一梅接。P 122… •…限位槽 33…·· •…枢轴 123… •…容置部 34•…. •…座體 13…… •…容室 35··.·· •…卡槽 14…… •…第二卡勾 36••… •…座體 2 ....... •…鍵帽 37•.… •…圓柱 21…… •…按壓板 4 ....... •…彈性單元 211… •…樞接側 41…… •…彈性板 212… •…可動側 42…… •…彈性件 213… •…邊側 421… …·本體 22…… •…限位部 422… •…抵壓部 221… •…凸伸體 423… •…導電體 222… •…第一卡勾 5 ....... …·電路單元 1211 M423857 [Description of main component symbols] 1 ....... •...Shell unit 3... •...Pivot soap unit 11... •...Backplane 31 •.... The root is connected to 4 12... •...frame 311... ...·座121... Opening 32····. P 122... •...Limit slot 33...··•...Pivot 123... •...Receiving unit 34•....•...Body 13... •...Room 35······... Card slot 14... ... •...Second hook 36••... •... Seat 2 ....... •...Key cap 37•....•...Cylinder 21... •...Pressing plate 4 ....... • ...elastic unit 211... •... pivoting side 41... •...elastic plate 212...•...movable side 42...•...elastic element 213...•...side side 421...·body 22...•...limiter 422 ... •...Relief portion 221... •...Convex body 423... •...Electric body 222... •...First hook 5 ............. Circuit unit 12