JP2000139717A - Hot water sprinkler for coffee extraction - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hot water sprinkler for coffee extraction wherein the range of a hot water-sprinkling can be changed in response to the amount of coffee to be extracted. SOLUTION: This hot water sprinkler is equipped with a plurality of recesses 14 to 17 to receive hot water and make the hot water reside, and a water spinkling hole 18 which is provided on the bottom section of respective recesses 14 to 17. The plurality of recesses 14 to 17 are formed on one of surface sides, and at the same time, are formed of the recess 14 at the center, and annular recesses 15 to 17 comprising one row or a plurality of rows, which are provided on the outer peripheral side of the recess 14 at the center, and the height dimension of annular partition walls 19 to 21 which partition adjacent recesses is set at a height by which hot water overflows to the annular recesses 15 to 17 on the outside in response to the amount of the hot water being poured in the recess 14 at the center.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a sprinkler used for extracting coffee and for pouring hot water onto a coffee powder layer filled in a filter.

[0002]

2. Description of the Related Art Conventionally, a sprinkler for coffee extraction 1 is shown in FIG.
As shown in the figure, a large number of watering holes 2 are dispersed and provided on the bottom surface. Although not shown, the watering holes 2 are formed in a circular flat bottom dish shape and a large number of watering holes 2 are dispersed on the bottom surface. Some are provided. When coffee is extracted using the sprinkler 1, the filter 4 is placed inside the funnel 3.
And the filter 4 is filled with a required amount of coffee powder 5, and the sprinkler 1 is arranged above and the decanter 6 is arranged below to prepare. Next, hot water is guided from the pouring device 7 onto the sprinkling device 1, and hot water sprinkling in a shower manner from the sprinkling device 1 is poured onto the five layers of coffee powder, so that the obtained coffee liquid is collected in the decanter 6. .

In general, in the case of a commercial coffee server 8, a filter 4 for filling coffee powder 5 for extracting about 10 to 15 cups of coffee at a time is provided at the bottom 4 thereof.
a is a flat inverted truncated cone and is filled with coffee powder 5 for extraction until the bottom 4a is no longer visible.
The sprinkler 1 sprays water radially so that hot water is evenly poured over the entire coffee powder 5.

[0004]

In order to extract one or several cups of coffee components in the coffee server 8 capable of extracting about 10 to 15 cups of coffee components at a time, a small filter (not shown) is used. When used, hot water sprinkled radially from the sprinkler 1 may be poured outside the small filter. However, in this case, since the hot water poured outside the small filter is collected in the decanter 6 without extracting the coffee component, there is a problem that only watery coffee is obtained.

Accordingly, an object of the present invention is to provide a coffee sprinkling device for coffee extraction that can change the range in which water can be sprinkled according to the amount of coffee powder to be extracted in order to solve the above problems.

[0006]

According to a first aspect of the present invention, there is provided means for changing the sprinkling range according to the amount of coffee powder to be extracted. What is claimed is: 1. A sprinkler for coffee extraction comprising: a plurality of recesses; and a watering hole provided at the bottom of each recess, wherein the plurality of recesses are formed on one surface side, and a central recess and a central recess are formed. The height of the annular partition wall formed from one or more annular recesses provided on the outer peripheral side of the recess is defined by the height of the annular partition wall that separates the adjacent recesses. A sprinkler for coffee extraction characterized by overflowing into an annular recess. In the present invention, the hot water poured into the central concave portion does not overflow into the outer annular concave portion but overflows into the central concave portion when the amount of pouring water is smaller than the discharge capacity of the water sprinkling holes of the central concave portion. Only the water is received from the watering hole and sprinkled from the watering hole, and when the discharging ability is larger than the above-mentioned discharging ability, the water is overflowed into the outer annular concave portion beyond the annular partition wall, so that the watering holes of the central concave portion and the overflowed annular concave portions are formed. Sprinkled from.

In order to ensure that a small amount of hot water can be sprayed over a narrow area, the means adopted by the present invention according to the present invention is arranged such that the other side which does not prevent dripping from the water spray hole is provided at the center of the other side. 2. The coffee extracting device according to claim 1, wherein a concave portion is formed, and a watering hole of the central concave portion is formed in a bottom portion of the other concave portion, and a retention volume of the other concave portion is larger than a retention volume of the central concave portion. It is a sprinkler. In the present invention, when watering only from the watering hole of the central recess,
If the molten metal is poured into the recess on the other side having a large retention capacity, even if the amount of hot water during the pouring slightly changes, water can be sprinkled without overflowing from the recess on the other side.

[0008] The means adopted by the present invention according to the third aspect of the present invention is arranged so that the range in which water can be sprinkled can be changed according to the amount of coffee powder to be extracted. Wherein the recess is formed on one surface side, and the bottom surface is formed so as to become deeper in a stepwise manner from the periphery toward the center. The sprinkler for coffee extraction is characterized in that the spout overflows to the outer step-like portion in accordance with the amount of hot water poured into the central depression. In the present invention, the hot water poured into the central hollow portion does not overflow into the outer step-shaped portion but flows into the central hollow portion when the amount of the hot water is smaller than the discharge capacity of the water spray holes in the central hollow portion. The water is only received and sprinkled from the sprinkling hole, and when the discharge capacity is larger than the above-mentioned discharge capacity, the water is sprinkled from the central recessed portion and the sprinkling hole of the overflowed outer stepped portion by overflowing into the outer stepped portion.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a sprinkler for extracting coffee according to the present invention (hereinafter referred to as "sprinkler of the present invention") will be described based on an embodiment shown in the drawings.

(First Embodiment) FIGS. 1 to 3 show a first embodiment of a sprinkler according to the present invention.
(A) is a plan view of the sprinkler of the present invention, FIG. 1 (B) is a front view in cross section of the sprinkler of the present invention, and FIG. 2 shows a state where a large amount of coffee powder is extracted using the sprinkler of the present invention. FIG. 3 is a partially sectional front view showing a state where coffee is extracted from one cup of coffee powder using the sprinkler of the present invention.

[0011] The sprinkler of the present invention 11 according to the present embodiment,
As shown in FIG. 1, it is formed from a material such as synthetic resin or stainless steel, and includes a main body 12 and a handle 13.
The main body portion 12 is provided with a central concave portion 14 and annular concave portions 15, 16, 17 on the outer peripheral side so as to open on the upper surface side, and a plurality of watering holes 18 are opened at the bottom of each concave portion 14 to 17. I have. An annular partition wall 19 that partitions adjacent recesses,
20 and 21, the outer annular concave portions 15, 16 and 17 whose height dimension H depends on the amount of molten metal poured into the central concave portion 14.
The height at which the water overflows is determined. The outermost annular wall 22 is provided with an outer bent piece 23 having a quadrangular plane as required.

The sprinkling device 11 of the present invention can change the range in which water can be sprinkled stepwise according to the amount of coffee powder 5 to be extracted. As shown in FIG.
The hot water W poured into the central concave portion 14 is received only by the central concave portion 14 without overflowing to the outer annular concave portion 15 when the pouring amount is smaller than the discharge capacity of the water sprinkling hole 18 of the central concave portion 14. Water is sprinkled on the coffee powder 5 from the water sprinkling hole 18,
In addition, as shown in FIG.
An annular concave portion 15 outside the annular partition walls 19 and 20;
As a result, the coffee water is uniformly sprayed onto the coffee powder 5 from the central concave portion 14 and the water sprinkling holes 18 of the overflowed annular concave portions 15 and 16. The outermost annular concave portion 17 is used when continuously extracting a large amount (for example, about 10 to 15 cups) of coffee powder 5 or when the concave portions 14 and 1 are used.
It is used as a spare when the water sprinkling holes 18 of 5 and 16 are clogged.

The coffee server 24 according to the present embodiment
Is selected from the extraction of one cup received by the cup 25 shown in FIG. 3 and the large amount received by the decanter 6 shown in FIG. 2 (for example, about 10 to 15 cups) by selecting the sizes of the filter 3 and the filter 4. It becomes possible to extract. The coffee server 24 adjusts the amount of pouring from the pouring device 7 according to the amount of coffee powder 5 to be extracted. The amount of pouring can be adjusted by adjusting the amount of pouring of the pouring cup 26 in accordance with the amount of pouring into the necessary recesses 14 to 17 of the sprinkler 11 of the present invention.
For example, the pouring amount of the pouring pump 9 is adjusted.

(Second Embodiment) FIG. 4 shows a second embodiment of the sprinkler of the present invention, in which the sprinkler of the present invention is used to extract one cup of coffee powder. FIG.

The sprinkler 31 of the present invention according to the present embodiment is different from the sprinkler 11 of the present invention according to the first embodiment (see FIG. 3) in that one surface provided with concave portions 14 to 17 is provided. In the center of the other surface side opposite to the
The other side recess 32 is formed so as not to prevent vertical dripping from the bottom, and the center recess 1
That is, the sprinkling hole 18 of No. 4 was opened, and the retention capacity of the other side recess 32 was made larger than the retention capacity of the central recess 14.
The configuration other than this difference is substantially the same as the sprinkler 11 of the present invention.

When one cup of coffee is to be extracted, the sprinkler for coffee extraction 31 is placed on the funnel 3 so that the other side recess 32 receives the hot water. If the hot water is poured into the other-side concave portion 32 having a large retention capacity, even if the amount of hot water during the pouring slightly changes, water can be sprinkled onto the coffee powder 5 without overflowing from the other-side concave portion 32. When extracting a lot of coffee powder 5 and coffee components,
Although not shown, the coffee extraction sprinkler 31 is placed on the funnel 3 so as to receive hot water in the recesses 14 to 17.

(Third Embodiment) FIGS. 5 to 8 show a third embodiment of the sprinkler of the present invention.
(A) is a plan view of the sprinkling device of the present invention, FIG. 5 (B) is a front view in cross section of the sprinkling device of the present invention, and FIG. 6 shows a state where a large amount of coffee powder is extracted using the sprinkling device of the present invention. FIG. 7 is a partially cross-sectional front view showing a state in which coffee powder is extracted from a medium amount of coffee powder using the sprinkler of the present invention, and FIG. 8 is a cup of coffee using the sprinkler of the present invention. It is the front view which carried out the partial cross section which shows the state extracted from a powder.

The sprinkler 41 of the present invention according to the present embodiment
As shown in FIG. 5, it is formed from a material such as synthetic resin or stainless steel, and has a main body 42 and a handle 43.
A concave portion 44 for receiving and retaining hot water is provided in the main body portion 42.
And a plurality of watering holes 48 provided at the bottom,
Annular stepped portions 45, 46, 47 are formed so that the bottom surface becomes deeper stepwise from the periphery toward the center, and the outer stepped portions are formed in accordance with the amount of pouring into the central recess 51 of the concave portion 44. The parts 45, 46, 47 overflow.
An appropriate number of watering holes 48 are provided in the central depression 51 and the stepped portions 45, 46, 47. The water sprinkling tool 41 of the present invention is provided with an outer bent piece 52 having a quadrangular flat surface as required.

The sprinkling tool 41 of the present invention is designed to change the range in which water can be sprinkled stepwise according to the amount of coffee powder 5 to be extracted. As shown in FIG.
The hot water W poured into the central hollow portion 51 is received only by the central hollow portion 51 without overflowing to the outer stepped portion 45 when the amount of the hot water is smaller than the discharge capacity of the water sprinkling hole 48 of the central hollow portion 51. Water is sprinkled on the coffee powder 5 from the water sprinkling hole 48,
Also, as shown in FIGS. 7 and 6, when the discharge capacity is larger than the above-mentioned discharge capacity, the spill-out to the step-like portions 45 and 46 causes
Central depression 51 and overflowing annular stepped portions 4
The water is evenly sprayed onto the coffee powder 5 from the water sprinkling holes 48 of 5, 46. The outermost stepped portion 47 is used when continuously extracting a large amount (for example, about 10 to 15 cups) of coffee powder 5 or when the central recess 51 and the stepped portion 4 are used.
It may be used as a spare when the 5, 46 watering holes 48 are clogged.

The coffee server 54 according to the present embodiment
In FIG. 6, the size of the filter 3 and the size of the filter 4 are selected so that the extraction of one cup received by the cup 25 shown in FIG. 8 and the extraction of about 5 to 10 cups received by the decanter 6 shown in FIG. 10 to receive at the decanter 6 shown
It is possible to extract up to about 15 cups. The coffee server 54 adjusts the amount of pouring from the pouring device 7 (see FIG. 2) according to the amount of coffee powder 5 to be extracted. The pouring amount is adjusted by adjusting the pouring amount of the pouring cup 26 (see FIG. 2) or the pouring pump 9 (see FIG. 2) in accordance with the pouring amount to the necessary step-like portions 45 and 46 of the sprinkler 41 of the present invention. 2) is adjusted.

[0021]

According to the first and third aspects of the present invention,
Because the range of water sprinkling can be gradually expanded and changed according to the amount of hot water poured into the central recess, when coffee powder is small,
When the amount of coffee powder is large, water can be sprinkled through the central concave portion (or the central concave portion) and the outer annular concave portion (or the outer stepped portion). As a result, when the watering device of the present invention is used, hot water can be sprinkled only on the upper surface of the coffee powder according to the amount of the coffee powder, and all the hot water can be immersed in the coffee powder to obtain a delicious coffee. it can. Further, the watering device of the present invention can retain a certain amount of hot water in the central concave portion (or the central concave portion) and the outer annular concave portion (or the outer step-like portion), so that the watering region (that is, the water is retained). The amount of hot water to be poured can be easily adjusted while visually checking the area).

The water sprinkling device according to the second aspect of the present invention uses the concave portion on the other side having a large retention capacity, so that even if the amount of hot water during the pouring varies slightly, the water sprinkling does not overflow from the concave portion on the other side, but in a narrow range. Because it is possible, it is possible to cope with little coffee powder.

[Brief description of the drawings]

FIG. 1 shows a first embodiment of a sprinkler of the present invention, wherein (A) is a plan view of the sprinkler of the present invention, and (B) is a front view in cross section of the sprinkler of the present invention.

FIG. 2 shows the first embodiment, and is a partially sectional front view showing a state where a large amount of coffee powder is extracted from a large amount of coffee powder using the water sprinkling tool of the present invention.

FIG. 3 shows the first embodiment, and is a partially sectional front view showing a state where coffee is extracted from one cup of coffee powder using the water sprinkler of the present invention.

FIG. 4 is a partially sectional front view showing a second embodiment of the sprinkler of the present invention and showing a state in which the sprinkler of the present invention is extracted from one cup of coffee powder.

5A and 5B show a third embodiment of the water sprinkling tool of the present invention, wherein FIG. 5A is a plan view of the water sprinkling tool of the present invention, and FIG.

FIG. 6 shows the third embodiment, and is a partially sectional front view showing a state in which a large amount of coffee powder is extracted from a large amount of coffee powder using the water sprinkling tool of the present invention.

FIG. 7 shows the third embodiment, and is a partial cross-sectional front view showing a state in which the sprinkler of the present invention is used to extract coffee powder from a medium amount.

FIG. 8 shows the third embodiment, and is a partially cross-sectional front view showing a state where coffee is extracted from one cup of coffee powder using the water sprinkling tool of the present invention.

FIG. 9 is an overall view of a coffee server using a conventional coffee extraction sprinkler.

[Explanation of symbols]

14 to 17, 44: recess, 18, 48: watering hole, 19 to
21 ... annular partition wall, 45-47 ... step-like part, 51 ... central hollow part

Claims (3)

[Claims] 1. A coffee sprinkler having a plurality of recesses for receiving and retaining hot water, and a sprinkling hole provided at the bottom of each recess, wherein the plurality of recesses are on one surface side. In addition, the height of an annular partition wall formed of a central recess and one or more annular recesses provided on the outer peripheral side of the central recess and defining adjacent recesses is set at the center. A sprinkler for coffee extraction, wherein the spout overflows to an outer annular concave portion in accordance with an amount of hot water poured into the concave portion. 2. A sprinkler hole is formed at the center of the other surface so as not to prevent dripping from the sprinkler hole, and a sprinkler hole of the central recess is formed at the bottom of the other sprung hole. 2. The sprinkler for coffee extraction according to claim 1, wherein the retention capacity of the recess is larger than the retention capacity of the central recess. 3. A sprinkler for extracting coffee comprising a recess for receiving and retaining hot water and a sprinkler hole provided in a bottom portion, wherein the recess is formed on one surface side, and Coffee extraction characterized in that the bottom surface is formed so as to be deeper in steps from the periphery to the center, and overflows to the outer steps in accordance with the amount of water poured into the central depression of the recess. Watering equipment.