WO1995005508A1 - Installation d'amenee d'eau pour le rinçage d'une cuvette de w.c. - Google Patents

Installation d'amenee d'eau pour le rinçage d'une cuvette de w.c. Download PDF

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Publication number
WO1995005508A1
WO1995005508A1 PCT/JP1994/001327 JP9401327W WO9505508A1 WO 1995005508 A1 WO1995005508 A1 WO 1995005508A1 JP 9401327 W JP9401327 W JP 9401327W WO 9505508 A1 WO9505508 A1 WO 9505508A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve
water
float
tank
water supply
Prior art date
Application number
PCT/JP1994/001327
Other languages
English (en)
Japanese (ja)
Inventor
Tomokazu Goda
Takahiro Kusano
Toshiaki Kayahara
Original Assignee
Toto Ltd.
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 Toto Ltd. filed Critical Toto Ltd.
Publication of WO1995005508A1 publication Critical patent/WO1995005508A1/fr

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Classifications

    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/18—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float
    • F16K31/34—Actuating devices; Operating means; Releasing devices actuated by fluid actuated by a float acting on pilot valve controlling the cut-off apparatus
    • 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
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
    • F16K31/36—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor
    • F16K31/38—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side
    • F16K31/385—Actuating devices; Operating means; Releasing devices actuated by fluid in which fluid from the circuit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side the fluid acting on a diaphragm

Definitions

  • the present invention relates to a toilet flushing water supply device for supplying flush water stored in a tank to a toilet, and more particularly to a flush water supply device exhibiting a water saving effect.
  • ⁇ 15 23 ⁇ 4 Equipped with a ball tap water faucet to supply clean water, and by opening the drain valve provided at the bottom of the tank by lever operation, It is configured to supply flush water stored in the tank to the toilet bowl.0
  • the above-mentioned ball tap water faucet is a diaphragm type mouth, and the drain valve in the evening tank is opened by lever operation to store the water in the tank.
  • the float descends as the water level in the evening tank drops, and the tap valve of the water faucet is opened.
  • the main valve of the diaphragm opens and water supply is started.
  • the water level will drop due to the lined water and the water will be started to be supplied to the tank at the time of N.
  • the water supplied to the tank is shared with the water stored in the tank in advance. Supplied to the toilet bowl.
  • the water storage capacity of the tank is set to a sufficient amount for flushing the toilet, regardless of the type of water supply system used for the toilet.
  • the drain valve is opened by operating the lever, and between the time when the tank water level starts dropping and the time when the drain valve is closed, the tank is closed from the water tap water tap.
  • Water is supplied to the inside of the building, and is flushed to the toilet together with the water stored in the tank in advance.
  • Water added to the tank, except for the water stored in this tank, which is added to the tank (hereinafter referred to as “chasing water”), is described above.
  • chasing water Water added to the tank, except for the water stored in this tank, which is added to the tank.
  • the tank has a sufficient amount of water stored in it, so it can be said that it is excess water for toilet flushing.
  • the present invention has been made in view of the above-mentioned problems of the prior art, and the object thereof is to provide a ball tap water faucet as described above.
  • the main valve of the water faucet starts to open with the opening of the drain valve and the valve is completely opened.
  • water was supplied to the tank while the drain valve was open, and the water flowed to the toilet without any change. In other words, the amount of water supplied to the toilet bowl before the point where it is needed for sealing water is reduced to save water.
  • a water supply device for flushing a toilet is provided with a tank for storing flush water, which is provided with a drain valve connected to the toilet at a bottom portion, and an upper portion in the tank. And a water faucet for controlling the opening and closing of the supply of washing water into the tank, and a water faucet disposed in the tank so as to interlock with rising and falling of the water level and connected to the water faucet.
  • the hydrant has a float mechanism for opening and closing the hydrant, and the hydrant further has a valve opening delay mechanism for delaying a substantial end point of the hydrant opening operation. It is provided.
  • the point in time at which the valve opening operation of the hydrant is substantially ended is delayed by the valve opening delay mechanism, and water is supplied into the tank and then flows to the toilet bowl. Wasteful supply of water It is possible to reduce water consumption and save water.
  • the valve opening delay mechanism determines whether the tank is drained or the toilet is trapped. It almost coincides with the end point of the siphon phenomenon that occurs in the drainage channel.
  • FIG. 1 is a longitudinal sectional view showing an example of a toilet flushing water supply device embodying the present invention.
  • Fig. 2 is an enlarged view of the hydrant shown in Fig. 1.
  • Fig. 3 (a) and Fig. 3 (b) are longitudinal sectional views showing the operation of the lined faucet.
  • FIGS. 4 (a), 4 (b), and 4 (c) are longitudinal sectional views showing an operation state of the pilot valve according to the second embodiment of the present invention.
  • FIG. 5 is a partial view showing a water tap portion of a water supply device having a main body which is directly opened and closed by a float mechanism according to a third embodiment of the present invention and provided with a frame. Notch sectional view.
  • FIG. 6 (a) is an enlarged cross-sectional view showing a hydrant portion of the water supply device shown in FIG. 5, and shows a state where the main valve is being opened.
  • Figure (b) shows a state where the main valve is fully open.
  • FIG. 7 is a partial cross-sectional view showing a water tap which delays a lowering speed of an operation arm of a float by a viscous fluid coupling according to a fourth embodiment of the present invention.
  • FIGS. 8 (a), 8 (b) and 8 (c) are partial cross-sectional views showing the operation of the water supply device according to the fifth embodiment of the present invention.
  • FIGS. 9 (b) and 9 (c) are partial cross-sectional views showing the operation of the water supply device according to the sixth embodiment of the present invention.
  • FIG. 10 is a graph showing the relationship between the passage of time when the main valve is opened and the instantaneous flow rate. This is a graph showing the relationship.
  • a water supply device for flushing a toilet bowl 10 shown in FIG. 1 which will be described based on the drawings for carrying out the present invention, applies flush water stored in a tank 1 to a toilet bowl (not shown).
  • Boiler that is opened and closed by installing a drain valve 2 at the bottom of the tank 1 and raising and lowering the float 37 b at the top of the tank It is equipped with a tap water tap 3.
  • a drain valve 2 provided at the bottom of the tank 1 is a so-called high flow rate / small flow rate switching type drain valve, and is provided at a starting end of a water supply pipe 26 fitted to the bottom of the tank 1.
  • O over server include a child 2 5-out floating - to support the full b over pipe 2 2 vertically movable
  • the drain valve 23a provided at the lower end of the overflow pipe 22 is connected to the valve port 23b composed of the water supply pipe 26 starting from above. They are seated.
  • the overflow pipe 22 and the control valve 21 provided on the side of the control bucket 21 are turned by the operating lever 14 via the connecting chains 26a and 26b. Connected to the tip of the operating rod 4a There is.
  • the overflow pipe 22 is lifted up by the bow I and the drain valve body 2 is lifted. 3a is opened, and the opening / closing valve 24 of the control valve 21 is opened depending on the amount of pulling which varies depending on the rotation direction of the lever 4. Drain in closed condition.
  • the lower limit of the water level in tank 1 when supplying water is when the upper end port (small flow side) of control tank 21 and on-off valve 24 (large flow side) are used.
  • the amount of water supplied to the toilet is switched between two levels, large and small.
  • the above drain valve is not limited to the above-described configuration, and an existing drain valve having a different structure may be used.
  • a ball tap water faucet 3 provided in the upper part of the tank 1 is mounted and supported on the upper part of the peripheral wall of the tank 1 and extends toward the center of the tank to detect the water level at the tip. Connected to the rear end of the lever 37a to which the float 37b is attached.
  • the hydrant 3 is, as shown in an enlarged view in FIG. 2, a pressure chamber case between the main body 30a and a tightening nut 30b screwed into an opening of the main body 30a.
  • the inside of them is fitted with 30c, and the inside of them is connected to the water supply source 40.
  • the flow path 36 on the primary side of the valve and the vacuum break valve 41a extending toward the bottom in the tank are attached.
  • a flow passage 37 on the valve secondary side to which the water discharge pipe 41 is connected, a valve chamber 30 d in which the main valve 31 is provided, and a pressure chamber 35 are formed.
  • the valve port 33 serving as the starting end of the flow path 37 on the secondary side of the valve is provided so as to face the center of the end of the flow path 36 on the primary side of the valve, and the port of the valve port 33 is provided.
  • the valve seat 3 2 on which the main valve 3 1 sits is provided at the edge in a slightly protruding form.
  • the main valve 31 seated on the valve seat 32 is provided with a diaphragm force, and a flexible portion is provided between the pressure case 30c and the opening of the main body 3 ⁇ a.
  • the peripheral edge is clamped and held so as to be able to advance and retreat with respect to the valve seat 32.
  • a pressure chamber 3 is formed behind the main valve 31, and the pressure chamber 35 and the valve primary flow path 36 are connected via a bleed hole 38 formed in the main valve 31. O in communication
  • the body 39 is a plug-shaped member that is inserted into and removed from the inside of the valve port 33 through an appropriate clearance, and is used to open and close the main valve 31.
  • the valve P33 came out and came in through the internal force at the specified stroke, and the main valve 31 was completely retracted and completely pulled out from the valve opening 33.
  • Mouth 3 3 opens and becomes substantially valve open
  • pilot valve 3 4 is provided for 4 b and power
  • the pipe hole 34a is formed in the center of the pressure case 30c, and its -end side is hemispherical toward the outside of the case 30c. It is configured to protrude in a shape. Pilot hole
  • Pilot valve element 34b closing 34a is attached to the tip of operating arm 37a.
  • the operating arm 37a rotates on the support end projecting from the pressure case 30c at the base end via the support shaft 37c.
  • a float 37b for detecting the water level in tank 1 is attached, and this float 37b is attached to the water level in tank 1.
  • the operating arm 37 a swings up and down as it descends and ascends with the change of. And, when the float 37b is in the ascending position, the tip of the operating arm 37a is notched. Pilot hole 34a was closed by the pilot valve element 34b, and the operating arm 37a was lowered together with the float 37b. Occasionally, the pilot valve element 34b is retracted to open the pilot hole 34a.o
  • the water supply device 10 generates buoyancy in the float 37 b while a predetermined amount of washing water is stored in the tank 1, and the operating arm 37 a rises in force and Close the lot valve 34 (Fig. 1).
  • the pilot valve 34 When the pilot valve 34 is closed, the water in the valve primary flow path 36 flows through the pled hole 38. Then, it flows into the pressure chamber 35 and fills the same chamber 35. In this state, the pressure in the flow path 36 and the pressure in the pressure chamber 35 are balanced, and The valve 31 is pushed from the back side by the pressure applied to the pressure chamber 35, and seats on the valve seat 32, so that the valve closed state is maintained.
  • the drain valve body 23 a of the drain valve 2 and the on-off valve 24 are pulled up to the toilet. Water supply is started and the water level in evening 1 drops.
  • the main valve 31 retracts more than the entire length of the comb body 39, and as shown in FIG. 3 (b), the comb body 39 is completely pulled out from the internal force of the valve port 33.
  • the valve opening 3 3 is opened for the first time Full-scale water supply will be started.
  • the water supply to the toilet bowl is started by opening the drain valve 2, and at the same time, the water tap in the tank 1 is lowered by the fall of the water level in the tank 1.
  • the main valve 3 1 starts retreating from the valve seat 3 2 of No. 3, and the operation until the frame body 39 is pulled out from the valve port 33 and the actual valve opening ends is delayed. It is done over.
  • the water supply to the toilet bowl is started by opening the drain valve 2, and at the same time, the valve seat 3 2 of the hydrant 3 is operated.
  • the valve 31 starts to retract, but as shown in Fig. 3 (b), until the frame body 39 is completely pulled out from the valve port 33, the ball tap water faucet is stopped.
  • the water supply to the toilet bowl is started by opening the drain valve 2, and the water supply from the water tap 3 is not limited to the water level even though the water level in the tank 1 is falling. Only a small amount is carried out until the body 39 is completely pulled out of the valve opening 33, and the water is actually supplied into the tank 1 only after the comma body 39 is completely pulled out. It is started properly.
  • Wastewater in the toilet bowl is discharged by supplying water to the toilet bowl. '
  • the drain valve 2 3 a and the open / close valve 24 of the drain valve 2 are automatically turned on. Then, it moves to the closed position, and the drain valve 2 is closed.
  • Substantial water supply from hydrant 3 is with drain valve 2 closed. It is started a little before or almost at the same time as the closing operation of the drain valve 2.
  • the water supply from the three hydrants the water is stored in the tank 1 and the water level in the tank 1 rises.
  • the pilot valve 34 closes due to the rise of the float 37b and the operating arm 37a. As a result, the water supply from water tap 3 stops.
  • FIG. 10 is a diagram showing the relationship between the flow rate of water supplied from the water tap 3 and the passage of time according to the present embodiment.
  • the delay time T of the main valve 31 described above is changed from the end of the siphon action on the toilet bowl or from the opening of the drain valve 2 to the closing of the drain valve 2.
  • the flush water supplied to the tank 1 while the drain valve 2 is open will flow to the toilet bowl while the drain valve 2 is open. Also, the flow rate of catching water that is supplied to the toilet bowl before the point where it is needed for sealing can be greatly reduced.
  • the water supply device of this embodiment is provided with a valve opening delay mechanism for delaying the valve opening operation of the main valve as in the above embodiment.
  • This implementation is different from the above-described water supply device 10 in that the main valve is not provided with a frame in the valve opening delay mechanism, but the other structure is different from that of the water supply device 1. It has the same configuration as 0. Therefore, the description of the basic structure of the water supply device similar to that of the above embodiment is omitted.
  • FIG. 4 (a) shows the pilot valve 13 4 of the hydrant.
  • This pilot valve 1334 has an outlet hole 134a at the center of the pressure chamber case 130c, and one end of the hole 134a.
  • the seat 13 4 c is projected toward the outside, and the pilot valve body 1 provided at the base end of the operation arm 13 37 a with respect to the seat 13 4 c 3 4b is configured to be seated.
  • a body 140 to be fitted into the inside of the through hole 134a is protruded from the shaft core of the above-mentioned pilot valve body 134b.
  • the body 140 is a rod-shaped plug that is inserted into the pilot hole 134a through a predetermined stroke through a small gap so as to be able to freely enter and exit the pilot hole 134a. It is a shape.
  • the delay time T of the main valve opening operation created by the pilot valve 13 34 is the same as that described above when the frame 39 of the main valve 31 is provided. Although it is somewhat shorter compared to, it is still possible to reduce the supply of chasing water and obtain a water saving fall o
  • the two embodiments described are of the diaphragm type.
  • the main valve 231 which opens and closes directly by the operation of the float mechanism, is used as the valve opening delay mechanism.
  • the ball 23 is provided with a ball 2319 similar to that described above in the main valve 231, using the ball tap water faucet 2 ⁇ 3 provided.
  • the above-mentioned ball tap water faucet 203 is a secondary of the valve mouth 23 opening to the partition of the flow passages 23 36 and 23 37 formed in the water faucet body 230.
  • a valve seat 232 is formed at the side edge, and the main valve 231 is seated from below on the valve seat 233 in a self-advancing and retracting position.
  • the main valve 2 31 is a sliding body that is inserted into a sliding hole 240 formed in the lower part of the water tap main body 23 and is supported so that it can slide up and down.
  • the operating rod 2 51 is pivotally supported at the base end thereof with respect to the water faucet body 230 and is swingably supported. The swing of the operating rod 2 51 causes the sliding member 2 41 to move. Is moved up and down, and the main valve 2 3 1 is configured to be seated or separated from the valve seat 2 3 2
  • the operating arm 237a of the Float 237b is The base end of the operating rod 2 51 is supported by a support piece 2 43 projecting integrally from the faucet main body 230, and the connecting rod 2 is connected to the tip of the operating rod 25 1.
  • the connection is made according to 52 and the connection ends are pivotally attached.
  • a similar body 239 as described above is integrally formed, and this body 239 is connected to the valve port 233. It goes in and out of a predetermined stroke through a slight gap inside, and is inserted into itself.
  • the main valve 23 1 retracts more than the full length of the comb 23, and as shown in Fig. 6 (b), the comb 23 9 is pulled out of the valve port 23 3. Only when the water is extracted, the valve port 2 3 3 is opened and the actual water supply is started.
  • the main valve 23 1 starts to retreat from the valve seat 23 2 of the water faucet 203.
  • the operation until the opening of the valve is completed after the body 23 9 is pulled out from the valve port 23 3 takes a long time. While draining flush water into the toilet bowl, the amount of water supplied from the hydrant can be reduced.
  • FIG. 7 is a partial cross-sectional view showing a fourth embodiment of the present invention.
  • the valve opening delay mechanism is provided with a ball tap water faucet 3
  • the valve opening of ball tap water faucet 303 starts from the start of valve opening and ends.
  • the operation up to this point is configured to take a predetermined time.
  • the base end of the operating arm 337a with the float 3337b attached to the tip is used to supply the ball
  • the viscous fluid coupling 330 is provided on a fixed support shaft 32 9 horizontally provided on the upper part of the main body 303 of the stopper 303 so as to be rotatable up and down via a viscous fluid coupling 330.
  • the lowering speed of the operating arm 3 3 7a is reduced by the buffer action of
  • the viscous fluid coupling 3330 has a one-way clutch consisting of a coil 331, and a spring 332, which are arranged on the outer periphery of the fixed support shaft 329.
  • This viscous fluid coupling 330 is pivoted in the direction in which the operating arm 337a pivots downward (to open the ball tap water tap 303). ),
  • the viscous fluid 335 and the shearing resistance action of the shear gap cause the clutch of the rotating body 333 to move in the operating direction and shift to the open state.
  • a resistance acts on the downward rotation, thereby suppressing the operation of the operation arm 337a.
  • the timing of the end of the opening of the water faucet 303 is to open the ball / bubble water faucet 303 from the position where the float 3337b is at the stop of water. It can be controlled by adjusting the descending speed of descending to the position by the viscous fluid joint 330.
  • the mechanism for slowing the descending speed of the float 337b is not limited to the above-mentioned viscous joint, and is widely known as, for example, a fluid damping mechanism. It is also possible to use a well-known mechanism that combines pistons, cylinders and rods.
  • FIGS. 8 (a), 8 (b), and 8 (c) are cross-sectional views of essential parts showing a fifth embodiment of the present invention.
  • the valve opening delay mechanism is configured such that the float 437b of the water tap 400 is connected to the water level speed in the tank similarly to the fourth embodiment. By slowly lowering the valve, the valve opening operation of the hydrant 403 is performed at a low speed.
  • the faucet 400 has a pair of arms 4003a and 4003b protruding at intervals, and a pair of arms are provided between the arms 4003a and 4003b.
  • the ton rod 404 is arranged with one end inserted into the water tap 403 so as to be movable forward and backward.
  • One end of the piston rod 404 is connected to a valve body (not shown) in contact with a valve seat (not shown) in the water tap 403, and the piston rod is connected to the piston rod.
  • the other end of the piston rod 400 is the piston rod 40 A through hole 4004a is provided in a direction intersecting the axis of No.4, and a lever 437a extending through the through hole 4104a toward the center of the sunset is provided. It has been done.
  • the lever 437a is rotatably supported at an intermediate portion thereof by a pin 405 attached to a tip of a pair of arms 4003a and 403b, and the tip of the lever 403a is provided at the tip of the arm 403a. Is fitted with a float 437b.
  • a rod 407 is pivotally attached to the rear end of the lever 433a in the vertical direction via a pin 406.
  • the lower end of rod 407 is connected to the upper end of bellows 408, which expands and contracts by air, and the opening end of bellows 408 is a support plate. Mounted and fixed on 409. A pore 410 is formed in the support plate 409 in communication with the inside of the bellows 408, and the bellows is passed through the pore 410. 4 08 Air can flow in and out
  • reference numeral 440 denotes a water supply pipe connected to a water tap 403, 411 denotes a washing water discharge port, and L denotes a water level in a tank (not shown). .
  • the float 437b in a state where a predetermined amount of washing water is stored in the tank (FIG. 8 (a)), the float 437b is moved to the uppermost position. It is pushed up, and it is inserted into the piston rod 4 ⁇ 4 The hydrant 403 is closed.
  • the descending speed of the float 437b is lower than the descending speed of the water level L in the tank, and the piston rod 400 is also a water tap.
  • the power is discharged slowly and the amount of water discharged from the outlet is small (Fig. 8 (b)).
  • the float 437b is lowered at a speed lower than the speed of the water level L in the tank, and the water supply time from the discharge port 411 is delayed.
  • FIGS. 9 (a), 9 (b), and 9 (c) are cross-sectional views of essential parts showing a sixth embodiment of the present invention.
  • This embodiment is a modification of the above-described fifth embodiment, and the same components are denoted by the same reference numerals and description thereof will be omitted.
  • the holes are not directly formed in the support plate 419 of the bellows 408, but are formed in the check valve 421. Yes. That is, the support plate 419 is provided with an opening 420 communicating with the bellows 408, and the check valve is configured to open and close the opening 420. 42 1 is swingably attached to the lower surface of the support plate 4 19 via the pin 4 23.
  • the check valve in a state where the washing water is stored in the tank (FIG. 9 (a)), the check valve is not used.
  • the reference numeral 42 1 swings to a position where the opening 42 0 is opened by its own weight.
  • the float 437b also drops, but at this time, the bellows 408 moves in the extension direction.
  • the internal pressure is negative.
  • the check valve 421 swings in a direction to close the opening 420, and comes into contact with the lower surface of the support plate 41 (FIG. 9B).
  • the amount of water supplied to the tank can be reduced by delaying the water supply start time of the outlets 411 and the like. Wear .
  • a valve opening delay mechanism that performs a predetermined time from the start of valve opening to the end of valve opening of the hydrant. Therefore, the water supply from the faucet is gradually increased from a state close to zero over a period of time from the start to the end of the valve opening operation of the main valve. , Which is performed from the start of valve opening to the end of valve opening after a predetermined time The amount of water is reduced, and water is supplied to the tank while the drain valve is open, and then flows to the toilet without being drained, or is required for sealing. The amount of water that has been supplied to the toilet before the point in time can be reduced.
  • the present invention can be applied to a flush toilet device provided with a tank for storing flush water.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sanitary Device For Flush Toilet (AREA)

Abstract

L'invention se rapporte à une installation d'amenée d'eau (10), qui comprend une vanne de chasse d'eau (2) placée sur le fond intérieur d'un réservoir d'eau (1) et communiquant avec une cuvette de W.C. ainsi qu'une vanne d'amenée d'eau (3) commandée par flotteur et placée au niveau d'une partie supérieure interne du réservoir d'eau (1). La vanne d'amenée d'eau (3) commandée par flotteur est constituée par un clapet principal (31) conçu pour venir se loger contre un siège de vanne (32) situé au niveau de l'ouverture (33) de la vanne. Dans le clapet principal (31) est prévu un mécanisme de retard d'ouverture de vanne (39) qui octroie au clapet principal un laps de temps prédéterminé pour effectuer une action à partir du moment où commence l'ouverture de la vanne jusqu'au moment où cette ouverture est pour ainsi dire complètement terminée.
PCT/JP1994/001327 1993-08-12 1994-08-11 Installation d'amenee d'eau pour le rinçage d'une cuvette de w.c. WO1995005508A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4424793U JPH0715876U (ja) 1993-08-12 1993-08-12 便器洗浄用給水装置
JP5/44247U 1993-08-12

Publications (1)

Publication Number Publication Date
WO1995005508A1 true WO1995005508A1 (fr) 1995-02-23

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PCT/JP1994/001327 WO1995005508A1 (fr) 1993-08-12 1994-08-11 Installation d'amenee d'eau pour le rinçage d'une cuvette de w.c.

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JP (1) JPH0715876U (fr)
TW (1) TW263546B (fr)
WO (1) WO1995005508A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0802362A1 (fr) * 1996-04-18 1997-10-22 Mac 3 S.p.A. Régulateur de niveau d'un liquide pour réservoirs avec vanne de pilote
EP1116909A1 (fr) * 2000-01-14 2001-07-18 Société ETEX de recherches Techniques Robinet à flotteur.
WO2001053615A1 (fr) * 2000-01-17 2001-07-26 Michael Leonard Patrick Keeley Robinet

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4874328U (fr) * 1971-12-18 1973-09-14
JPS59140984A (ja) * 1984-01-25 1984-08-13 Toto Ltd 貯水槽用ボ−ルタップ
JPS59140986A (ja) * 1984-01-25 1984-08-13 Toto Ltd 貯水槽用ボ−ルタップ
JPS59140983A (ja) * 1984-01-25 1984-08-13 Toto Ltd 貯水槽用ボ−ルタップ
JPS62138779U (fr) * 1986-02-25 1987-09-01

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4874328U (fr) * 1971-12-18 1973-09-14
JPS59140984A (ja) * 1984-01-25 1984-08-13 Toto Ltd 貯水槽用ボ−ルタップ
JPS59140986A (ja) * 1984-01-25 1984-08-13 Toto Ltd 貯水槽用ボ−ルタップ
JPS59140983A (ja) * 1984-01-25 1984-08-13 Toto Ltd 貯水槽用ボ−ルタップ
JPS62138779U (fr) * 1986-02-25 1987-09-01

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0802362A1 (fr) * 1996-04-18 1997-10-22 Mac 3 S.p.A. Régulateur de niveau d'un liquide pour réservoirs avec vanne de pilote
EP1116909A1 (fr) * 2000-01-14 2001-07-18 Société ETEX de recherches Techniques Robinet à flotteur.
FR2803895A1 (fr) * 2000-01-14 2001-07-20 Sanitaire Accessoires Services Robinet a flotteur
WO2001053615A1 (fr) * 2000-01-17 2001-07-26 Michael Leonard Patrick Keeley Robinet
US6901951B2 (en) 2000-01-17 2005-06-07 Michael Leonard Patrick Keeley Valve

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JPH0715876U (ja) 1995-03-17
TW263546B (fr) 1995-11-21

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