WO2014042403A1 - Cartouche de robinet d'adduction d'eau à faible consommation d'énergie - Google Patents

Cartouche de robinet d'adduction d'eau à faible consommation d'énergie Download PDF

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Publication number
WO2014042403A1
WO2014042403A1 PCT/KR2013/008169 KR2013008169W WO2014042403A1 WO 2014042403 A1 WO2014042403 A1 WO 2014042403A1 KR 2013008169 W KR2013008169 W KR 2013008169W WO 2014042403 A1 WO2014042403 A1 WO 2014042403A1
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WO
WIPO (PCT)
Prior art keywords
cold water
lever
water inlet
disk
movable
Prior art date
Application number
PCT/KR2013/008169
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English (en)
Korean (ko)
Inventor
강성호
이찬재
Original Assignee
주식회사 신한세라믹
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.)
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Publication date
Application filed by 주식회사 신한세라믹 filed Critical 주식회사 신한세라믹
Priority to JP2015531849A priority Critical patent/JP5813278B2/ja
Publication of WO2014042403A1 publication Critical patent/WO2014042403A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths
    • E03C1/042—Arrangements on taps for wash-basins or baths for connecting to the wall
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths
    • E03C1/0412—Constructional or functional features of the faucet handle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/078—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted and linearly movable closure members
    • F16K11/0782—Single-lever operated mixing valves with closure members having flat sealing faces
    • F16K11/0787—Single-lever operated mixing valves with closure members having flat sealing faces with both the supply and the discharge passages being on the same side of the closure members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K21/00—Fluid-delivery valves, e.g. self-closing valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K35/00—Means to prevent accidental or unauthorised actuation
    • F16K35/04—Means to prevent accidental or unauthorised actuation yieldingly resisting the actuation

Definitions

  • the present invention relates to an energy-saving water valve cartridge, and more particularly, by forming a discharge section of cold water and hot / cold mixed water so that stepwise operation of the lever is possible, so that only cold water is operated when the lever is first operated. It relates to an energy-saving water valve cartridge that can be discharged alone to prevent unnecessary waste of hot water and save energy.
  • Water valve cartridge can be widely used in faucet, water discharge, etc., to supply cold water, hot water, and cold and hot mixed water to a suitable temperature.
  • the cold water supply and hot water supply according to the user's needs can be selectively made, and at the same time, the device for selectively supplying the mixed water with the appropriate temperature control as needed.
  • Most water valve cartridges having such a function are configured to discharge cold water, hot water, and mixed water through lever operation.
  • the lever is rotated up or down and then rotated to one side, the cold water is discharged. If the lever is rotated in the opposite direction, the hot water is discharged. If the lever is properly adjusted, the mixed water of the cold and hot water is discharged.
  • Japanese Patent Application No. 2009-226460 discloses a faucet water discharge device that is improved so that only cold water is discharged from the front (center) position of the operation handle.
  • the mixing section of hot water and cold water is formed relatively less than the cold water section, so that the temperature control of the mixed water is not easy.
  • some users may simply leave the operation handle in a mixing section of hot water and cold water when the operation handle is turned off while using hot water. That is, since the operation handle is positioned in the mixing section, which is the place where the operation is performed, the next time the user wants to use the cold water, it is inconvenient to move the lever from the mixing section to the cold water section.
  • the hot water is connected to a boiler or the like, in the case of a water faucet which is designed to discharge the mixed water from the front (center) position of the operation handle, the lever placed in the mixing section to turn on the operation handle or to use the cold water is used.
  • the boiler may run for a while or hot water may be discharged unnecessarily, which may cause energy waste.
  • An object of the present invention by forming the discharge section of the cold water and hot and cold mixed water to enable the step-by-step operation of the lever, so that only the cold water is discharged alone when the lever is initially operated, to prevent unnecessary waste of hot water, It is to provide an energy-saving water valve cartridge that can save energy.
  • the object of the present invention is a water valve cartridge, comprising: a lever operated for withdrawal of cold water, hot water, or mixed water; A fixed disk having a cold water inlet through which the cold water flows, a hot water inlet through which the hot water flows, and a mixed water outlet; A movable disk coupled to the fixed disk so as to be relatively movable, and selectively opening and closing the cold water inlet, the hot water inlet, and the mixed water outlet while being operated together when the lever is operated; A disk cover coupled to the movable disk at a lower portion, and coupled to the lever at the upper portion to transmit a rotational force of the lever to the movable disk; A sliding guide connected to the lever to guide the operation of the lever, the sliding guide being connected to the disc cover at one side; And an end operation means installed on the disc cover and the sliding guide to step-by-step the movement of the lever so that the lever is operated on in multiple stages. Is achieved.
  • the first stage section and the second stage section are formed by the stage operation means, only cold water is discharged in the first stage section, and mixed water may be discharged in the second stage section.
  • the end operation means may include: a movable shaft connected to the lever inside the sliding guide and movable together with the lever, and having one side coupled to the disk cover; A click pin coupled to the sliding guide to selectively limit the movement of the movable shaft according to the manipulation of the lever; And a shaft coupling portion formed on a surface of the upper portion of the disk cover facing the lever, to which the movable shaft is coupled.
  • the sliding guide may be further provided with a click pin support to form a place where the click pin is coupled.
  • the click pin support is formed by cutting both sides so as to induce elasticity of the click pin according to the operation of the movable shaft, the click pin can be manufactured to be relatively sharp compared to other areas in contact with the movable shaft. have.
  • the cold water inlet of the fixed disk is composed of a first and second cold water inlet
  • the movable disk has a third cold water inlet through which the cold water flows, and a mixed water inlet through which the mixed water flows into the fixed disk. Relatively coupled to each other, it is possible to selectively open and close the first and second cold water inlet, the hot water inlet and the mixed water outlet while operating together when the lever is operated.
  • the mixed water discharge port is circular in shape and is disposed in the central region of the fixed disk, and the second cold water inlet and the hot water inlet are arc-shaped holes and are disposed in a radially outer semicircular section of the mixed water discharge port, and the first cold water is discharged.
  • the inlet may be formed as an arc-shaped hole by an area of the sum of the second cold water inlet and the hot water inlet at opposite sides of the second cold water inlet and the hot water inlet.
  • the mixed water inlet may have an ellipse shape and is disposed in the center region of the movable disk, and the third cold water inlet may have an arc-shaped hole, but may have a smaller area than the first cold water inlet.
  • the first and second cold water inlets of the fixed disk are formed as one hole in communication with each other, and the third cold water inlet and the mixed water inlet of the movable disk form one hole in communication with each other. can do.
  • FIG. 1 is a side view illustrating the operation of a water valve to which an energy-saving water valve cartridge according to an embodiment of the present invention is applied;
  • FIG. 2 is a partial plan view of FIG. 1;
  • FIG. 3 is a perspective view of an energy saving water valve cartridge according to an embodiment of the present invention.
  • FIG. 4 is a longitudinal sectional view of FIG. 3;
  • FIG. 5 and 6 are an exploded perspective view of the front and rear of Fig. 3, respectively;
  • FIG. 7 is a rear perspective view of the sliding guide for explaining the movable shaft and the click pin area
  • (A) is a side view of a sliding guide
  • (b) is sectional drawing along the A-A line of (a)
  • FIG. 9 are front and side views of the click pin, respectively;
  • 10A and 10B are plan views of a fixed disk and a movable disk, respectively;
  • 11 to 20 are layout views between some components of the operation of the energy saving water valve cartridge according to the first embodiment of the present invention.
  • 21A and 21B are plan views of a fixed disk and a movable disk in the energy saving water valve cartridge according to the second embodiment of the present invention, respectively;
  • (A) to (c) is a relative arrangement diagram between the fixed disk and the movable disk shown in FIG. 21,
  • 23A and 23B are plan views of a fixed disk and a movable disk, respectively, in an energy saving water valve cartridge according to a third embodiment of the present invention.
  • 24A to 24D are relative layout views of the fixed disk and the movable disk shown in FIG.
  • lever 20 fixed disk
  • FIG. 1 is a side view showing the operation of the water valve is applied to the energy-saving water valve cartridge according to an embodiment of the present invention
  • Figure 2 is a partial plan view of Figure 1
  • Figure 3 is an embodiment of the present invention
  • Figure 4 is a perspective view of the energy-saving water valve cartridge
  • Figure 4 is a longitudinal cross-sectional view of Figure 3
  • Figures 5 and 6 are respectively exploded front and rear exploded perspective view of Figure 3
  • Figure 7 is a sliding shaft for explaining the click pin area Back perspective view of the guide
  • FIG. 8A is a side view of the sliding guide
  • FIG. 8B is a sectional view taken along the line AA of FIG.
  • FIGS. 11 to 20 are some parts of an operation of an energy saving water valve cartridge according to an embodiment of the present invention.
  • the layout of the liver is not limited to FIG. 9A and 9B.
  • the energy-saving water valve cartridge is mounted on the faucet 1 as shown in Figs. 1 and 2 is a module responsible for the discharge function of cold water and hot water, flow control function, etc.
  • the component includes a lever 10, a fixed disk 20, a movable disk 30, a disk cover 40, a sliding guide 50, and stage operation means for allowing the lever 10 to be operated step by step.
  • the operation means includes a movable shaft 60, click pin 70, shaft coupling portion 41 to be described later.
  • the energy-saving water valve cartridge selects the cold water and the hot water introduced through the faucet body 3 of the faucet 1 shown in FIG. 1 by the operation of the handle 2 to receive the cold water, the hot water, or the cold / hot water mixed water. It serves to discharge to the water discharge port (4).
  • a discharge mode for cold water is implemented in which only cold water is discharged through the water discharge port 4.
  • the handle 2 is illustrated as being capable of only two-stage on operations of the first stage section of the cold water discharge mode and the second stage section of the mixed water discharge mode. It may be possible to arrange more than one section.
  • the lever 10 is engaged with the handle 2 of the faucet 1 shown in FIG. 1, and when the user manipulates the handle 2, the lever 10 is operated in the same direction as the handle 2. .
  • the lever 10 is an element for pulling the rotation of the movable disk to be described later for the extraction of cold water, hot water or mixed water, the upper end of the lever 10 is exposed to the outside of the housing 80 and the lower end of the sliding guide 50 It is disposed in the interior and is connected to the movable shaft (60).
  • the fixed disk 20 is a component that is fixed at the assembly position, the first and second cold water inlets 21, 22 and cold water flows into the surface and are disposed at different positions, and the hot water inlet 23 into which hot water is introduced. And a mixed water discharge port 24 through which the mixed water is discharged.
  • the first cold water inlet 21 serves to discharge only cold water through the faucet water discharge port 4 in the cold water discharge mode in which the handle 2 of the water valve 1 is raised to the a position and disposed in the first stage.
  • the second cold water inlet 22 serves to discharge cold water in the mixed water discharge mode.
  • the cold water or hot water may be discharged in addition to the mixed water through the mixed water discharge port 24, it is preferable to call the water discharge port.
  • the mixed water discharge port 24 has a circular shape and is disposed in the center region of the fixed disk 20, and the second cold water inlet 22 and the hot water inlet 23 have an arc-shaped hole shape, and are radially outer side of the mixed water discharge port 24. It is placed in the semicircle section.
  • the first cold water inlet 21 is formed as an arc-shaped hole by the sum of the area of the second cold water inlet 22 and the hot water inlet 23 on the opposite side of the second cold water inlet 22 and the hot water inlet 23. This, in turn, allows the lever 20 to rotate left and right, allowing cold water to flow in any position.
  • the seat 90 is coupled to the lower portion of the fixed disk 20. As shown in FIG. 3, the seat 90 is connected to the housing 80.
  • Sheet 90 is formed with a plurality of through-holes (H) through which cold water, hot water, and mixed water come in and out.
  • Inner packing and bottom O-rings are fitted to the upper and lower sides of the through holes H, and illustrations thereof are omitted.
  • the movable disk 30 is a component that is relatively movable to the fixed disk 20, unlike the fixed disk 20.
  • the movable disk 30 is operated together with the operation of the lever 10 to selectively open and close the first and second cold water inlets 21 and 22, the hot water inlet 23, and the mixed water outlet 24.
  • the movable disk 30 is provided with a third cold water inlet 31 through which cold water flows, and a mixed water inlet 32 through which mixed water flows.
  • the mixed water inlet 32 may be disposed in an approximately center region of the movable disk 30 as an ellipse shape.
  • the third cold water inlet 31 may have an arc-shaped shape, but may have a smaller area than the first cold water inlet 21 of the fixed disk 20.
  • the disk cover 40 is a component that is coupled to the movable disk 30 and a pair of shaft coupling portions 41 are formed on the surface of the disk cover 40 facing the lever 10 to which the movable shaft 60 is coupled.
  • Shaft coupling portion 41 is made of a groove-shaped structure to be coupled while the rod-shaped movable shaft 60 is fitted.
  • the sliding guide 50 is connected to the lever 10 and serves to guide the sliding operation of the lever 10.
  • the sliding guide 50 is connected to the disk cover 40 on one side. 5 to 7 show the lever 10 and the sliding guide 50 as a single part, these are detachable parts.
  • the operation means is composed of a movable shaft 60, the click pin 70 and the shaft coupling portion 41, the movable shaft 60 is connected to the lever 10 inside the sliding guide 50, the lever It is operated together with (10), one side is coupled to the shaft coupling portion 41 of the disk cover 40.
  • the click pin 70 has a cold water discharge mode (a in FIG. 1) for a single stage in which only cold water is discharged alone, and a mixed water discharge mode (b in FIG. 1) in a two stage in which mixed water is discharged.
  • a cold water discharge mode for a single stage in which only cold water is discharged alone
  • a mixed water discharge mode in a two stage in which mixed water is discharged.
  • the lever 10 in the cold water discharging mode is moved upward and moved upward to be disposed in a two-stage section so that both ends of the movable shaft 60 pass while pressing the click pin 70, thereby allowing the lever 10 to pass. ) Is implemented by two operations on.
  • the click pin 70 is coupled to the sliding guide 50 in a U-shape so that both ends of the movable shaft 60 are clicked through when the movable shaft 60 moves.
  • the click pin 70 is provided with a sharp portion 71 that is relatively sharp compared to other areas in a portion where both ends are in contact with the movable shaft 60 rounded so that the user can recognize the click operation clearly. It would be desirable.
  • the sliding guide 50 is provided with a click pin support 75 that forms a place where the click pin 70 is coupled so that the click pin 70 may be coupled to the sliding guide 50. Since the click pins 70 are applied in pairs, the click pin supports 75 are also provided in pairs symmetrically on both sides of the click pin support 75.
  • the click pin support 75 is formed with cutouts 76 in which both sides are cut to induce elasticity of the click pin 70 according to the operation of the movable shaft 60.
  • a seat groove 77 (see FIG. 8 (b)) forming a fitting position of the click pin 70 is provided in the center region of the click pin support 75. Since the click pin 70 is coupled to the seat groove 77, there is no separation of the click pin 70.
  • the boiler is not running at all in this mode, which is enough to expect energy saving efficiency.
  • the movable shaft 60 of the operation means does not pass through the click pin 70 and takes a stopped state on the click pin 70.
  • the handle 2 of the faucet 1 is further operated to the b position of FIG. 1 to enter the second stage section, thereby entering the mixed water discharge mode.
  • the handle moves to the c position, the mixed water is discharged to the maximum.
  • both cold water discharge, hot water discharge, or mixed water discharge can be performed.
  • the movable shaft 60 of the stage operation means proceeds while pressing the click pin 70 to be passed to the next two stages.
  • FIG. 11 shows the central position when the lever 10, ie the handle 2 is in the off state.
  • the movable disk 30 is advanced forward so that there is no water passing through the fixed disk 20, thereby achieving an off state.
  • FIG. 12 is a state in which only cold water flows into the cold water discharge mode while the handle 2 is placed in the first stage before clicking.
  • FIG. 13 is rotated to the left in the state of FIG. 12, and since only cold water is still introduced, only cold water is discharged from the faucet discharge port 4.
  • FIG. 15 illustrates that only cold water is introduced by turning the handle 2 to the right in the second stage
  • FIG. 16 illustrates an arrangement relationship between the movable disk 30 and the fixed disk 20 which are positioned while passing through the click pin 70. .
  • FIG. 17 is a state in which the movable shaft 60 enters the second stage immediately after the click pin 70
  • FIG. 18 is a state in which the movable shaft 60 is stopped by the click pin 70 and the cold water comes out to the maximum. .
  • FIG. 19 shows the position of the movable shaft 60 when it is in an off state before the maximum of the cold water of FIG. 18, and FIG. 20 shows the mixing of the second stage through the click pin 70 through the movable shaft 60. The state which advanced to the water discharge area
  • FIGS. 21 (a) and 21 (b) are plan views of the fixed disk and the movable disk of the energy saving water valve cartridge according to the second embodiment of the present invention, respectively, and FIGS. 22 (a) to (c) are FIGS. The relative arrangement between the fixed disk and the movable disk shown in FIG.
  • the cold water inlets 121 and 122 of the fixed disk 120 are not circular or elliptical but communicate with each other to form one hole.
  • the hot water inlet 123 and the mixed water outlet 124 are disposed adjacent to the first and second cold water inlets 121 and 122.
  • the third cold water inlet 131 and the mixed water inlet 132 of the movable disk 130 also communicate with each other to form a hole.
  • hatching shapes shown on the right side of FIGS. 2A to 2C include first and second cold water inlets 121 and 122 of the fixed disk 120 and third cold water inlets 131 of the movable disk 130. ) Is shown schematically showing the area in which cold water is discharged.
  • FIGS. 23 (a) and (b) are plan views of the fixed disk and the movable disk of the energy saving water valve cartridge according to the third embodiment of the present invention, respectively, and FIGS. 24 (a) to (d) are FIGS. Fig. 25 is a diagram showing a relative arrangement between the fixed disk and the movable disk shown in Fig. 25.
  • Fig. 25 is a plan view showing the first stage section and the second stage section.
  • the first and second cold water inlets 221 and 222 of the fixed disk 220 are not circular or elliptical in shape but communicate with each other to form one hole.
  • the hot water inlet 223 and the mixed water outlet 224 are disposed adjacent to the first and second cold water inlets 221 and 222.
  • the third cold water inlet 231 and the mixed water inlet 232 of the movable disk 230 also communicate with each other to form a hole.
  • the hole size of the third cold water inlet 231 formed in the movable disk 230 may be excessively wide in the central region thereof, in which case the first stage of the handle 2 (see FIG. 1). Cold water and hot water may be discharged even during operation of the section.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Multiple-Way Valves (AREA)
  • Domestic Plumbing Installations (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)

Abstract

La présente invention concerne une cartouche de robinet d'adduction d'eau à faible consommation d'énergie. La cartouche de robinet d'adduction d'eau comprend : un levier actionné pour amener l'eau froide, l'eau chaude ou l'eau mitigée à s'écouler ; un disque fixe disposant d'une entrée d'eau froide par laquelle l'eau froide s'écoule, une entrée d'eau chaude par laquelle l'eau chaude s'écoule, et un orifice d'évacuation d'eau mitigée ; un disque mobile couplé au disque fixe de façon à permettre de réaliser un mouvement relatif et qui est actionné par le levier lorsque le levier est actionné afin d'ouvrir ou de fermer de manière sélective l'entrée d'eau froide, l'entrée d'eau chaude et l'orifice d'évacuation d'eau mitigée ; un couvercle de disque raccordé au disque mobile dans une section inférieure et raccordé au levier dans une section supérieure afin de transmettre le couple du levier au disque mobile ; et un guide coulissant relié au levier afin de guider le mouvement du levier, et qui est relié au couvercle de disque sur un côté ; et un moyen de mise en œuvre de phase disposé dans le couvercle de disque et le guide coulissant afin de limiter le mouvement du levier phase par phase de manière à ce que le levier soit actionné pour être en fonctionnement à travers plusieurs phases.
PCT/KR2013/008169 2012-09-14 2013-09-10 Cartouche de robinet d'adduction d'eau à faible consommation d'énergie WO2014042403A1 (fr)

Priority Applications (1)

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JP2015531849A JP5813278B2 (ja) 2012-09-14 2013-09-10 省エネルギー型水道バルブカートリッジ

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KR10-2012-0102307 2012-09-14
KR1020120102307A KR101288074B1 (ko) 2012-09-14 2012-09-14 에너지 절감형 수도밸브 카트리지

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WO2014042403A1 true WO2014042403A1 (fr) 2014-03-20

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CN108999999B (zh) * 2017-06-07 2023-09-08 厦门松霖科技股份有限公司 一种排冷结构
KR102018290B1 (ko) 2018-04-05 2019-09-04 정명환 수전 카트리지용 냉온수 출수 제어 구조체 및 이를 구비하는 수전 카트리지
KR20210144497A (ko) 2020-05-22 2021-11-30 허동훈 레버가 없는 수도꼭지 및 레버가 없는 수도꼭지를 위한 카트리지
KR102622391B1 (ko) * 2022-07-19 2024-01-08 주식회사 제이하이시스 에너지 절약 및 탄소절감형 수전금구

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KR200288553Y1 (ko) * 2002-06-25 2002-09-10 주식회사 신한세라믹 수도밸브
KR100880032B1 (ko) * 2007-12-27 2009-01-22 박상태 냉온수 혼합 및 출수로 선택이 가능한 카트리지가 구비된온냉수혼합꼭지
JP2010185569A (ja) * 2009-01-19 2010-08-26 Toto Ltd 湯水混合栓

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