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WO2006129373A1 - Buse d’alimentation en eau chaude pour dispositif de preparation de boisson et dispositif de preparation de boisson - Google Patents

Buse d’alimentation en eau chaude pour dispositif de preparation de boisson et dispositif de preparation de boisson Download PDF

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Publication number
WO2006129373A1
WO2006129373A1 PCT/JP2005/010271 JP2005010271W WO2006129373A1 WO 2006129373 A1 WO2006129373 A1 WO 2006129373A1 JP 2005010271 W JP2005010271 W JP 2005010271W WO 2006129373 A1 WO2006129373 A1 WO 2006129373A1
Authority
WO
WIPO (PCT)
Prior art keywords
hot water
water supply
beverage extraction
beverage
nozzle
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2005/010271
Other languages
English (en)
Japanese (ja)
Inventor
Takao Suzuki
Kanehiro Oda
Hidemi Nanao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DEVICESTYLE HOLDINGS Corp
Original Assignee
DEVICESTYLE HOLDINGS Corp
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 DEVICESTYLE HOLDINGS Corp filed Critical DEVICESTYLE HOLDINGS Corp
Priority to JP2007518844A priority Critical patent/JPWO2006129373A1/ja
Priority to PCT/JP2005/010271 priority patent/WO2006129373A1/fr
Publication of WO2006129373A1 publication Critical patent/WO2006129373A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J31/00—Apparatus for making beverages
    • A47J31/44—Parts or details or accessories of beverage-making apparatus
    • A47J31/4403—Constructional details
    • A47J31/4475—Hot water outlets for drip coffee makers
    • A47J31/4478—Spreader plates

Definitions

  • the present invention relates to a hot water supply nozzle for a beverage extraction apparatus for supplying hot water to a powder for beverage extraction, and a beverage extraction apparatus including the hot water supply nozzle.
  • a beverage extraction device is a device for extracting beverage by supplying hot water to a beverage extraction solid represented by coffee powder and tea leaves.
  • a device disclosed in Patent Document 1 is known as a coffee extraction device which is an example of such a device.
  • the above-described conventional technology has the following problems. It is a problem that the hot water protruding hole force applied to the hot water supply nozzle does not come out uniformly. When a large amount of hot water is supplied, the amount of hot water that accumulates inside the hot water supply nozzle is small and the amount of hot water that exits from the hot water protruding hole is small, so that it is difficult to cause a problem. However, when the amount of hot water supply is small, the amount of hot water coming out of the hot water projection hole is larger, so that almost no hot water is accumulated inside the hot water supply nozzle, and hot water is likely to come out unevenly.
  • the present invention has been made to solve the above-described problems, and an object thereof is to make it possible to supply hot water uniformly on a solid surface for beverage extraction.
  • the present invention is a hot water supply nozzle that is used in a beverage extraction device that supplies hot water to a powder for beverage extraction and extracts the beverage, and supplies hot water to the powder for beverage extraction.
  • a hot water supply nose for a beverage extraction device which is provided with a protruding portion for lowering hot water toward the hot water pouring hole and a hot water supply port for supplying hot water toward the top of the protruding portion! /
  • the hot water that has entered the hot water supply nozzle first comes into contact with the top of the protrusion. Next, the hot water also passes through the slope through the hot water pouring hole located at the base of the slope. Therefore, a uniform amount of hot water comes out from each of the hot water pouring holes.
  • the protrusion in the previous invention has a concave path for guiding hot water to each hot water pouring hole on a slope extending from the top to the hot water pouring hole. It is a hot water nozzle for the extraction device.
  • the concave path is provided, the hot water descending from the top can be easily directed only to the hot water pouring hole following the path. Therefore, hot water can be discharged more uniformly from each hot water pouring hole.
  • a hot water supply nozzle for a beverage extraction device wherein the top of the previous invention has a horizontal surface or a concave surface recessed downward. For this reason, the hot water entering the hot water supply nozzle first comes into contact with the concave surface at the top of the protrusion. Next, the hot water fills the concave surface, and then the overflowing hot water passes through the slope and exits from the hot water pouring hole arranged at the base of the slope. Therefore, a more uniform amount of hot water can be discharged from each hot water pouring hole.
  • another aspect of the present invention is a hot water supply nozzle for supplying hot water to a beverage extraction powder, which is used in a beverage extraction apparatus for supplying hot water to a beverage extraction powder to extract a beverage.
  • a hot water pouring holes for pouring hot water, and inside the hot water nozzle, provided at the center side of the hot water nozzle from the hot water pouring hole.
  • a hot water supply nozzle for a beverage extraction device is provided with a concave portion for storing hot water and a hot water supply port for supplying hot water toward the concave portion.
  • the hot water entering the hot water supply nozzle first comes into contact with the recess. Next, after the hot water fills the recess, the overflowing hot water comes out of the hot water pouring hole. Therefore, a more uniform amount of hot water can be discharged from each hot water pouring hole.
  • Another aspect of the present invention is a beverage extraction apparatus for extracting a beverage by supplying hot water to a beverage extraction powder, the hot water supply nozzle supplying hot water toward the beverage extraction powder, It is provided along the outer periphery of the outer portion or the bottom inner periphery thereof, and is provided in a plurality of hot water pouring holes for pouring hot water and in the hot water supply nozzle, on the center side of the hot water nozzle from the hot water pouring hole.
  • the beverage extractor is provided with a protrusion for lowering hot water toward the hot water pouring hole and a hot water supply port for supplying hot water toward the top of the protrusion.
  • the hot water that has entered the hot water nozzle first contacts the top of the protruding portion. Next, the hot water also passes through the slope through the hot water pouring hole located at the base of the slope. For this reason, a uniform amount of hot water comes out from each of the hot water pouring holes. Therefore, hot water can be uniformly supplied to a solid such as coffee powder below the hot water nozzle, and a uniform beverage can be extracted without unevenness depending on the location.
  • Another aspect of the present invention is a beverage extraction apparatus for extracting a beverage by supplying hot water to a beverage extraction powder, the hot water supply nozzle supplying hot water toward the beverage extraction powder, It is provided along the outer periphery of the outer portion or the bottom inner periphery thereof, and is provided in a plurality of hot water pouring holes for pouring hot water and in the hot water supply nozzle, on the center side of the hot water nozzle from the hot water pouring hole.
  • the beverage extraction device before reaching the hot water pouring hole, is provided with a concave portion for storing hot water and a hot water supply port for supplying hot water toward the concave portion.
  • the hot water that has entered the hot water nozzle first comes into contact with the recess. Next, after the hot water fills the recess, the excess water is poured out. Get out of the hole. For this reason, a more uniform amount of hot water can be discharged from each hot water pouring hole. Therefore, hot water can be uniformly supplied to a solid such as coffee powder below the hot water supply nozzle, and a uniform beverage can be extracted without unevenness depending on the location.
  • FIG. 1 is a front view of a beverage extraction device according to a first embodiment.
  • FIG. 2 is a view of the inside of the bottom force base when the bottom surface of the beverage brewing device according to the first embodiment is opened.
  • FIG. 3 is a partial cross-sectional view when a part of the beverage extraction device according to the first embodiment is cut along the line AA in FIG.
  • FIG. 4 is a perspective view showing a hot water supply nozzle used in the beverage extraction apparatus according to the first embodiment in an exploded manner.
  • FIG. 5 is a plan view of the hot water supply nozzle shown in FIG. 4.
  • FIG. 6 is a modification of the hot water supply nozzle shown in FIG.
  • FIG. 7 is a perspective view showing only a lower part of a hot water supply nozzle used in a beverage extraction apparatus according to a second embodiment, which is disassembled up and down.
  • FIG. 8 is a plan view of the hot water supply nozzle shown in FIG.
  • FIG. 1 is a front view of a beverage extraction device 1 according to the first embodiment.
  • the beverage extraction device 1 includes a base 2, a water supply tank 3 disposed on one side of the base 2, and an extraction container 4 disposed so as to be adjacent to the upper portion of the water supply tank 3 above the base 2. And a beverage pot 5 arranged immediately below the extraction container 4.
  • the base 2 stores a heater (described later) for heating water supplied into the water supply tank 3 and its control device.
  • the water supply tank 3 has a space for storing water therein.
  • the extraction container 4 has a space for storing coffee powder, which is a form of beverage extraction powder, and a filter, and also has a function of extracting the coffee beverage, which is a form of beverage, by supplying hot water of the coffee powder. ing.
  • the pot 5 for drinks is a part which has an opening part in the upper part and receives the extracted coffee drink.
  • a tank cover 10 that can be opened and closed is provided at the top of the water supply tank 3. Further, the water supply tank 3 is fixed to the base 2 through a tank receiving portion 11. The tank receiver 11 stores members necessary for guiding the water in the water supply tank 3 into the base 2.
  • a container cover 40 that can be opened and closed is provided at the top of the extraction container 4.
  • a lever 41 having a function of opening the lower part of the extraction container 4 when the beverage pot 5 is disposed immediately below the extraction container 4 is provided.
  • a handle 50 On the upper side of the beverage pot 5, a handle 50 is fixed.
  • a pot cover 51 having an opening large enough to allow the extracted coffee beverage to pass through is provided on the top of the beverage pot 5! /.
  • the pot cover 51 is separably attached to the beverage pot 5 so that the pot cover 51 does not get in the way when the coffee beverage is poured from the beverage pot 5 into the coffee cup.
  • Base 2 is provided with a switch 60 for energizing the heater.
  • FIG. 2 is a view of the inside of the bottom force base 2 when the bottom surface of the beverage extraction device 1 is opened. However, in FIG. 2, only the members necessary for explaining the hot water supply route from the water supply tank 3 to the extraction container 4 are shown, and the other members are not shown.
  • the tube 70 is arranged so as to go from below the tank receiving part 11 to below the beverage pot 5 and return to the lower part of the tank receiving part 11 again.
  • a tube-shaped heater 71 is wound around the tube 70.
  • the heater 71 may not cover the entire length of the tube 70. For example, only the portion of the tube 70 extending below the beverage pot 5 may be covered with the heater 71.
  • a heater for keeping the beverage pot 5 warm may be provided separately from the heater 71.
  • FIG. 3 shows a partial cross-sectional view of a part of the beverage extractor 1 taken along the line AA in FIG.
  • the pot 5 for drinks does not show the cross section.
  • the interior of the water supply tank 3 includes a region 3a into which water enters and a region 3b through which hot water is sent to the extraction container 4.
  • a filter 12 that traps foreign substances in the water is provided at the bottom of the region 3a.
  • a valve 13 is provided below the filter 12. The valve 13 is opened when the switch 60 is turned on.
  • a pipe 14 is attached below the valve 13 and connected to the tube 70.
  • the tube 70 is stored inside the base 2 more inward than the back cover 61 disposed on the bottom surface of the base 2.
  • the tube 70 is attached to the tube 15 connecting the region 3b and the base 2.
  • the tube 15 is connected to a vertical tube 16a that is arranged substantially vertically in the region 3b.
  • the vertical tube 16a is connected to the horizontal tube 16b that extends horizontally while connecting the region 3b and the extraction container 4 above the region 3b.
  • the horizontal tube 16b extends above the extraction container 4 to a place where it has slightly passed through the center of the upper opening of the extraction container 4. Further, a hole 17 is provided at the center position of the upper opening of the extraction container 4 on the lower surface of the horizontal tube 16b.
  • a hot water supply nozzle 18 is attached to the lower surface of the horizontal tube 16b.
  • a hot water supply port 19 connected to the hole 17 is provided above the hot water supply nozzle 18.
  • the hot water supply nozzle 19 has a hot water supply port 19.
  • a protruding portion 20 is provided to protrude upward so that hot water that falls can be received at the top and sent to the skirt.
  • FIG. 4 is a perspective view showing the hot water supply nozzle 18 in an exploded state.
  • FIG. 5 is a plan view of the hot water supply nozzle 18. However, in FIG. 5, the top surface having the hot water supply port 19 existing above the hot water supply nozzle 18 is not shown.
  • the hot water supply nozzle 18 has a protruding portion 20 protruding in the direction of the horizontal tube 16b at substantially the center inside the container.
  • the top of the protrusion 20 has a horizontal top 21.
  • eight circular hot water pouring holes 22a, 22b, 22c, 22d, 22e, 22f, 22g for pouring hot water are provided in the vicinity of the bottom of the protrusion 20 and on the inner periphery of the bottom of the hot water supply nozzle 18. , 22h.
  • these hot water pouring holes 22a, 22b, 22c, 22d, 22e, 22f, 22g, and 22h are collectively referred to as “hot water pouring holes 22”.
  • the number of the hot water pouring holes 22 is not limited to eight, and may be 2 to 7 or less, or 9 or more.
  • the hot water pouring hole 22 may have another shape such as an ellipse or a polygon that is not circular.
  • the hot water pouring hole 22 is provided in a hole provided in the outer side of the hot water nozzle 18 that is not in the hole provided in the inner periphery of the hot water nozzle 18 or across the outer part and the inner periphery of the bottom part. It may be a hole.
  • a region extending from the top 21 to each hot water pouring hole 22 is formed, and slopes 23a, 23b, 23c, 23d, 23e, 23f, 23g and 23h are formed.
  • these slopes 23a, 23b, 23c, 23d, 23e, 23f, 23g, and 23h are collectively referred to as “slope 23”.
  • the slope 23 extends from the top 21 to the skirt at almost the same inclination angle.
  • the slope 23 is provided with a ridge 24 that leads from the summit 21 force to the ground so that the hot water pouring holes 22a, 22b, 22c, 22d, 22e, 22f, 22g and 22h are separated.
  • each concave path 25 is provided to each hot water pouring hole 22.
  • the concave path 25 has a V-shaped or U-shaped cross section, but may have a cross-sectional shape other than these! ,. For this reason, the hot water supplied to the top portion 21 is mainly guided to each hot water pouring hole 22 through each concave path 25.
  • the concave path 25 connected to each hot water pouring hole 22 is not limited to one, and may be two or more.
  • FIG. 6 shows a modification of the hot water supply nozzle 18 shown in FIG. However, in FIG. The top surface having the hot water supply port 19 existing above the lug 18 is not shown.
  • the top 21 of the protrusion 20 in the hot water supply nozzle 18 shown in FIG. 6 is different from the top 21 shown in FIG. 4, and has a concave surface 26 that dents inwardly of the protrusion 20 not in a horizontal plane. ing .
  • Other forms of the protrusion 20 shown in FIG. 6 are the same as those of the protrusion 20 shown in FIG.
  • the concave surface 26 is provided on the top portion 21 of the projecting portion 20
  • the hot water overflows around the concave surface 26 and then the hot water overflows around the concave surface 26.
  • Head to hole 22 Since the amount of hot water passing through each concave passage 25 can be made uniform regardless of where the hot water is supplied on the concave surface 26, the amount of hot water coming out of the hot water pouring hole 22 can be made more uniform. wear.
  • the operation of the beverage extraction device 1 after the switch 60 is turned on will be described.
  • the heater 71 is energized while the water in the water supply tank 3 fills the tube 70.
  • the water in the tube 70 is warmed to become hot water.
  • the hot water ascends the tube 15 force vertical tube 16a and reaches the horizontal tube 16b.
  • the hot water in the horizontal tube 16b passes through the hot water supply port 19 from the hole 17 and enters the hot water supply nozzle 18.
  • Hot water that has entered the hot water supply nozzle 18 falls to the top 21 and is guided to each hot water pouring hole 22 through each concave path 25.
  • the hot water from each hot water pouring hole 22 falls onto the coffee powder on the filter until the water in the water supply tank 3 runs out.
  • the coffee powder containing hot water becomes steamed and the coffee beverage is extracted.
  • the extracted coffee beverage falls into the beverage pot 5.
  • the hot water flow force after the hot water passes through the hot water supply port 19 is different from the above-described flow.
  • the hot water that has passed through the hot water supply port 19 falls onto the concave surface 26.
  • the concave surface 26 is filled with hot water, its surrounding force also overflows and passes through each concave path 25 to each hot water pouring hole 22.
  • the hot water coming out of each hot water pouring hole 22 falls on the coffee powder on the filter until the water in the water supply tank 3 runs out.
  • the coffee powder containing hot water becomes steamed and the coffee beverage is extracted.
  • the extracted coffee beverage falls into the beverage pot 5.
  • the hot water that has entered the hot water supply nozzle 18 exits from the hot water pouring holes 22 through the slopes 23 from the top portion 21. Since each slope 23 has substantially the same inclination angle, the amount of hot water passing through each slope 23 can be made almost uniform, and as a result, the amount of hot water flowing out from each hot water pouring hole 22 can be reduced. It can be made uniform. In particular, since the concave path 25 is provided on each slope 23, the hot water passing through each concave path 25 is difficult to merge with the hot water passing through the adjacent concave path 25. For this reason, the hot water divided almost uniformly into each concave path goes to each hot water pouring hole 22 while maintaining the amount thereof. Therefore, the hot water can be discharged more uniformly from each hot water pouring hole 22.
  • the hot water supply nozzle 18 having the concave surface 26 When the hot water supply nozzle 18 having the concave surface 26 is adopted, the hot water fills the concave surface 26, and then the overflowing hot water passes through the slopes 23 from the hot water pouring holes 22. Get out. Even if hot water is supplied to any place on the concave surface 26, the amount of hot water passing through each concave passage 25 can be made uniform. Can do.
  • the structure other than the hot water supply nozzle 18 is common to the structure of the beverage extraction apparatus 1 according to the first embodiment. Therefore, the description of the structure and functions other than the hot water supply nozzle 18 is omitted.
  • FIG. 7 is a perspective view showing only the lower part of the hot water supply nozzle 18 arranged in the beverage extraction device 1 according to the second embodiment, which is disassembled up and down.
  • FIG. 8 is a plan view of the lower part shown in FIG.
  • the hot water supply nozzle 18 is provided with a concave portion 30 having an opening having a diameter smaller than the diameter of the cylinder below the outer cylinder.
  • the opening of the recess 30 is disposed below the opening of the outer cylinder of the hot water supply nozzle 18 via a step 31.
  • the step portion 31 has a horizontal surface, and eight hot water protruding holes 32 are provided on the horizontal surface of the step portion 31 along the circumferential direction.
  • the recessed portion 30 is located closer to the center of the hot water supply nozzle 18 than the hot water protruding hole 32.
  • Hot water protruding hole The number of 32 is not limited to 8, and may be 2 to 7, or 9 or more.
  • the bottom surface 33 of the recess which is the bottom of the recess 30 of the hot water supply nozzle 18, is located lower than the hot water protruding hole 32. Further, a hot water passage 34 penetrating in a substantially vertical direction from the hot water protruding hole 32 is provided below the horizontal surface of the step portion 31. The outlet of the hot water passage 34 exists in the outer peripheral portion of the bottom surface 33 of the recess.
  • the bottom surface 33 of the recess is below the lower end of the cylindrical side surface of the hot water supply nozzle 18. However, the bottom surface 33 of the recess may be above the lower end of the cylindrical side surface or at the same height as the lower end.
  • the diameter of the recess bottom surface 33 is smaller than the diameter of the opening of the recess 30.
  • the diameter of the recess bottom surface 33 may be the same diameter as the opening of the recess 30 or a diameter larger than the opening.
  • the hot water passage 34 may not be provided vertically downward from the step portion 31.
  • the hot water passage 34 may be provided obliquely downward from the step portion 31.
  • the hot water supply nozzle 18 having the form shown in FIGS. 7 and 8 is adopted in the beverage extraction device 1 according to the second embodiment, the hot water is passed from above the hot water supply nozzle 18 and into the recess 30. drop down.
  • the hot water fills the concave portion 30, it overflows from the edge of the opening of the concave portion 30 and heads toward the hot water protruding hole 32 provided in the step portion 31. Then, the hot water passes from the hot water protruding hole 32 through the hot water passage 34, falls downward from the outer peripheral portion of the recess 30, and enters the beverage pot 5.
  • a gap lower than the step portion 31 is provided between the horizontal surface of the step portion 31 and the inner peripheral surface of the outer cylinder of the hot water supply nozzle 18, and a plurality of hot water protruding holes 32 are provided in the gap. May be.
  • the hot water protruding hole 32 may be below, above the concave bottom surface 33, or at the same height as the concave bottom surface 33.
  • the beverage extraction device 1 is not limited to coffee, which is a device that extracts a coffee beverage, but is other beverages such as tea and juice, and can be made into a solid such as a powder. If it is a drink extracted through hot water, it can be used for the manufacture.
  • a hot water supply nozzle and a beverage extraction device for a beverage extraction device include a component member of a device for extracting beverages such as coffee, tea (including tea, matcha tea, and green tea) from a solid, and the device. Each available.

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Apparatus For Making Beverages (AREA)

Abstract

L’invention concerne une buse d’alimentation en d’eau chaude conçue pour un dispositif de préparation de boisson capable de préparer une boisson par alimentation uniforme de matières solides ou de poudres en eau chaude en vue de préparer une boisson. La buse d’alimentation en eau chaude comprend une pluralité de trous d’éjection d’eau chaude formés le long de l’extérieur ou du côté périphérique intérieur de la partie inférieure de la buse et éjectant de l’eau chaude, des parties saillantes formées plus au centre de la buse d’alimentation en eau chaude que les trous d’éjection d’eau chaude et permettant à l’eau chaude de s’écouler vers les trous d’éjection d’eau chaude, et un orifice d’alimentation en eau chaude servant à alimenter la partie supérieure des parties saillantes en eau chaude.
PCT/JP2005/010271 2005-06-03 2005-06-03 Buse d’alimentation en eau chaude pour dispositif de preparation de boisson et dispositif de preparation de boisson Ceased WO2006129373A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007518844A JPWO2006129373A1 (ja) 2005-06-03 2005-06-03 飲料抽出装置用の給湯ノズルおよび飲料抽出装置
PCT/JP2005/010271 WO2006129373A1 (fr) 2005-06-03 2005-06-03 Buse d’alimentation en eau chaude pour dispositif de preparation de boisson et dispositif de preparation de boisson

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/010271 WO2006129373A1 (fr) 2005-06-03 2005-06-03 Buse d’alimentation en eau chaude pour dispositif de preparation de boisson et dispositif de preparation de boisson

Publications (1)

Publication Number Publication Date
WO2006129373A1 true WO2006129373A1 (fr) 2006-12-07

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PCT/JP2005/010271 Ceased WO2006129373A1 (fr) 2005-06-03 2005-06-03 Buse d’alimentation en eau chaude pour dispositif de preparation de boisson et dispositif de preparation de boisson

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JP (1) JPWO2006129373A1 (fr)
WO (1) WO2006129373A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI819977B (zh) * 2023-03-15 2023-10-21 一丞冷凍工業股份有限公司 咖啡機的漩渦式分水盤

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55161416U (fr) * 1979-05-08 1980-11-19
JPS56142726U (fr) * 1980-03-27 1981-10-28
JPS56155721U (fr) * 1980-04-22 1981-11-20
US4920869A (en) * 1988-01-14 1990-05-01 Moulinex, Societe Anonyme Household coffeemaker
JPH0564615A (ja) * 1991-09-06 1993-03-19 Sharp Corp ドリツプ式コーヒーメーカ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55161416U (fr) * 1979-05-08 1980-11-19
JPS56142726U (fr) * 1980-03-27 1981-10-28
JPS56155721U (fr) * 1980-04-22 1981-11-20
US4920869A (en) * 1988-01-14 1990-05-01 Moulinex, Societe Anonyme Household coffeemaker
JPH0564615A (ja) * 1991-09-06 1993-03-19 Sharp Corp ドリツプ式コーヒーメーカ

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