WO2003058002A1 - Amelioration apportee a un systeme de toilettes et de chasse d'eau - Google Patents

Amelioration apportee a un systeme de toilettes et de chasse d'eau Download PDF

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Publication number
WO2003058002A1
WO2003058002A1 PCT/NZ2002/000222 NZ0200222W WO03058002A1 WO 2003058002 A1 WO2003058002 A1 WO 2003058002A1 NZ 0200222 W NZ0200222 W NZ 0200222W WO 03058002 A1 WO03058002 A1 WO 03058002A1
Authority
WO
WIPO (PCT)
Prior art keywords
water
bowl
toilet
water supply
outlets
Prior art date
Application number
PCT/NZ2002/000222
Other languages
English (en)
Inventor
George Henry Claridge
Original Assignee
Silentnite 02 Company Limited
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 Silentnite 02 Company Limited filed Critical Silentnite 02 Company Limited
Priority to GB0416654A priority Critical patent/GB2399826B/en
Priority to AU2002341455A priority patent/AU2002341455B2/en
Priority to US10/500,667 priority patent/US20050125884A1/en
Publication of WO2003058002A1 publication Critical patent/WO2003058002A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
    • E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
    • E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
    • E03D11/08—Bowls with means producing a flushing water swirl
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
    • E03D11/13—Parts or details of bowls; Special adaptations of pipe joints or couplings for use with bowls, e.g. provisions in bowl construction preventing backflow of waste-water from the bowl in the flushing pipe or cistern, provisions for a secondary flushing, for noise-reducing
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D3/00—Flushing devices operated by pressure of the water supply system flushing valves not connected to the water-supply main, also if air is blown in the water seal for a quick flushing
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D2201/00—Details and methods of use for water closets and urinals not otherwise provided for
    • E03D2201/30—Water injection in siphon for enhancing flushing
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D2201/00—Details and methods of use for water closets and urinals not otherwise provided for
    • E03D2201/40—Devices for distribution of flush water inside the bowl

Definitions

  • This invention relates to an improved toilet flushing system and includes methods for flushing and manufacture of the improved toilet.
  • the cistern requires several moving parts and washers so that it can operate, making it prone to mechanical failure and unnecessary water wastage due to leaking washers or other faulty parts. Furthermore, the ball cock valves often employed within a cistern can be notoriously unreliable in terms of their operation.
  • an improved toilet and flushing system wherein the system includes; a toilet bowl; and
  • the system includes at least one control device configured to operate said flow regulator(s) to control the flow of the pressured water supply, and wherein the outlet(s) are configured to deliver water from the pressured water supply, so that water from the pressured water supply:
  • the water from the water supply may enter the bowl via at least two top outlets and at least one bottom outlet.
  • control device may be operably connected to the flow regulator, such that when the control device is activated to flush the toilet, the control device is configured to operate the flow regulator so that:
  • a) water from water supply can enter the bowl from the bottom outlet for a predetermined period of time
  • water from water supply can then enter the bowl from the two top outlets for a predetermined period of time; and then
  • said bottom outlet is configured to create a venturi effect capable of evacuating waste and water from the bowl
  • said top outlets are positioned about the top of the bowl and are configured to direct water on to the wall of the bowl, so that water can travel along the wall(s) of the bowl to wash and refill the toilet.
  • an improved toilet and flushing system wherein the system includes:
  • the system characterized in that the toilet bowl is adapted so that water from the water supply can enter the bowl, via at least two top outlets and at least one bottom outlet, wherein the system also includes at least one control device operably connected at least one flow regulator, to regulate the flow of water from trie water supply to the bowl, such that when the control device is activated to flush the toilet, the control device is configured to operate the flow regulator so that:
  • a) water from water supply can enter the bowl from the bottom outlet for a predetermined period of time
  • water from water supply can then enter the bowl from the two top outlets for a predetermined period of time; and then
  • said bottom outlet is configured to create a venturi effect capable of evacuating waste and water from the bowl
  • said top outlets are positioned about the top of the bowl and are configured to direct water on to the wall(s) of the bowl, so that water can travel along the wall(s) of the bowl to wash and refill the toilet.
  • an improved toilet and flushing system substantially as described above, wherein the system utilises two flow regulators, a first flow regulator to control the flow of water to the bottom outlet, and a second flow regulator to control the flow of water to the top outlets.
  • an improved toilet and flushing system substantially as described above wherein the top outlets are positioned about the top of the bowl, such that water when exiting the outlets, travels around and down the walls of the bowl in a substantially clockwise or anti-clockwise direction.
  • ii) travels along wall(s) of the toilet bowl to wash and refill the toilet.
  • the venturi effect leaves the bowl empty.
  • a method of manufacturing a toilet comprising the steps of:
  • kit for a toilet and flushing system which includes:
  • At least one control device to activate and deactivate at least one flow regulator.
  • an improved toilet and flushing system wherein the system includes:
  • the system characterized in that the toilet bowl is adapted so that water from the water supply can enter the bowl, via at least two top outlets and at least one bottom outlet, wherein the system also includes at least one control device, operably connected to at least one flow regulator to regulate the flow of water from the water supply to the bowl, such that when the control device is activated, to flush the toilet, the control device is configured to operate the flow regulator so that:
  • said bottom outlet is configured to create a venturi effect capable of evacuating waste and water from the bowl
  • said top outlets are positioned about the top of the bowl and are configured to direct water on to the wall(s) of the bowl, so that water can travel along the wall(s) of bowl when the toilet is filled.
  • the toilet bowl may have a variety of configurations without departing from the scope of the present invention.
  • the toilet bowl may include a rim; a base.
  • the toilet is usually also connected to a P or S trap and is connected to a mains sewer system, septic tank or other waste reservoir in the normal manner.
  • pressured water supply refers to a source of water which can be supplied at pressure.
  • the pressured water supply may be a mains water supply.
  • the mains water supply may have a water pressure of at least substantially 30
  • the water pressure of the mains water supply may be substantially
  • pressured water supply may be utilised without departing from the scope of the present invention, provided they supply water to the toilet at a water pressure substantially as outlined above.
  • the water outlets may have a variety of different configurations without departing from the scope of the present invention.
  • the water outlets may be any suitable nozzle, opening or such like.
  • the tope outlets are configured to allow for water to be directed onto the tope of the wall(s) of the toilet.
  • top outlets used in the present invention may vary without departing from the scope of the present invention.
  • At least two top outlets may be utilised in the present invention.
  • three top outlets may be utilised in the present invention.
  • venturi effect refers to the reduction in pressure or vacuum created by an increase of fluid flow velocity.
  • the venturi effect may be created by:
  • venturi effect may also be achieved via other means.
  • the flow regulators may have a variety of configurations without departing from the scope of the present invention.
  • the flow regulators may comprise an on/off valve or such like. However, this should not be seen as limiting the present invention.
  • solenoid valve in the form of solenoid (on/off) valves each having an inlet and an outlet.
  • solenoid valve may be any suitable solenoid valves as would be readily apparent to a person skilled in the art.
  • the solenoid valves may substantially be the same as those used in domestic appliances such as dishwasher and the like.
  • control device may have a variety of configurations without departing from the scope of the present invention.
  • control device may consist of any device which is configured to be capable of operating at least one flow regulator in the desired manner, over a predetermined time period.
  • control device may be an electronic timing device capable of being configured to operate at least one flow regulator in a desired manner over a predetermined time period. Most preferably, the control device may be capable of being adjusted to allow for the flow regulators to be operated at different predetermined times depending on the pressure of the pressured water supply.
  • control device may be or include a suitably programmable logic unit such as a CPU.
  • control device may sense the pressure of the water supply and may adjust the predetermined times the flow regulator(s) remain open accordingly.
  • the predetermined time that the flow regulator is opened for the bottom outlet is substantially 8 seconds when the mains pressure is at substantially 30- 60 PSI so as to allow for the bowl to be evacuated.
  • the predetermined time that the flow regulator is opened for the top outlet is substantially 3 seconds when the mains pressure is at 30-60 PSI so as to allow for the bowl to be evacuated.
  • the inventor has found these parameters to be very economical in terms of water use such that only 3-4 litres of water is required per flush.
  • the flow regulators may remain open for different predetermined times dependent on the mains pressure from which the system is being operated, and/or the order in which the flow regulators are operated.
  • water is supplied to the top and bottom outlets via separate conduits that are connected to the flow regulator(s).
  • preferred embodiments of the present invention provide an improved toilet and flushing system which may have the following advantages:
  • d) is capable of connecting directly to a mains water supply.
  • Figure 1 shows a schematic side view of one preferred embodiment of the present invention.
  • Figure .2 shows a schematic cross-sectional view of the base of the toilet system of Figure 1.
  • Figure 3 shows a schematic plan view of the toilet bowl of the toilet system of
  • Figure 4 shows a transverse cross-sectional schematic view of the rim of the toilet along the plane of line E-E on Figure 3.
  • Figure 4 shows a longitudinal cross-sectional schematic view of the rim of the toilet bowl along the plane of line F-F on Figure 3.
  • the toilet and flushing system has a toilet bowl 2, water 3 supplied via conduit connected to a mains water supply (not shown) having a pressure of substantially between 30 and 70 PSI.
  • the toilet bowl 2 has one bottom outlet 4, and three top outlets 5 and a waste channel 9.
  • the flow of water 3 from the mains water supply is regulated by solenoid valves 7 and 8, such are commonly used in conventional dishwashers which have an inlet and outlets.
  • the solenoid valves 7 and 8 are connected via wires 71 and 81 to a control device in the form of an electronic timer 6, such as a two cycle output timer.
  • the electronic timing device 6 In operation when the electronic timing device 6 is activated by depressing a switch 10 the electronic timing device 6 opens the solenoid valve 7 so that water 3 can be supplied via conduit 11 to the bottom outlet 4.
  • the valve 7 remains open for a set period of time, preferably substantially 8 seconds so that the water and waste residing in the base of the bowl can be evacuated, via the venturi effect, into the waste channel 9.
  • the electronic timing device 6 then closes the solenoid valve 7 and opens solenoid valve 8 for a set period of time, preferably substantially 3 seconds, to provide water to the top outlets 5 via conduit 12.
  • the three top outlets 5 direct water onto the walls of the bowl 2 thereby rinsing the sides of the bowl 2.
  • the solenoid valve 8 remains open until sufficient water has filled the base of the bowl to the desired level indicated by double headed arrow X. In general, the level indicated by arrow X is approximately 10 cm above the base of the bowl 2. The electronic timing device 6 then closes solenoid valve 8 to complete the flushing cycle.
  • FIG. 2 shows a detailed cross-sectional view of the base of the toilet bowl 2.
  • the bottom outlet 4 is positioned within the base of the toilet bowl 2.
  • the bottom outlet has been configured so water 3 exiting the outlet is directed onto the back of bowl 2 at point A, which is approximately 5 cm above the position of the bottom outlet 4.
  • the bottom outlet 4 has an opening with a diameter that is reduced with respect to the diameter of conduit 11 so as to help create a venturi.
  • the venturi effect is further enhanced when the outlet 4 is directed at point A, on the back wall of the bowl towards the P (or S) trap.
  • the effect of the venturi is to evacuate water and waste as described above to empty the bowl 2.
  • Figure 3 is a plan view of the toilet bowl 2.
  • the conduit 12 is positioned around the top of the bowl so that it can provide water to the three top outlets 5 which are positioned at regular intervals around the bowl 2.
  • water 3 exits the top outlets 5 and is directed at an angle down onto the wall 23 of the bowl 2 and also around the bowl in the direction of dotted arrows 3 so as to create a circular (swirling) flow of water around wall 23.
  • Figures 4 and 5 respectively show a transverse (refer line E- E) and longitudinal (refer line F-F) cross-sectional views of the rim of the toilet bowl shown in Figure 3.
  • the conduit 12 is integrally formed as part of the rim 22 of the bowl 2.
  • the conduit 12 may in some embodiments be fitted to the rim and attached via clips, adhesive or other suitable fastening means.
  • the outlets 5 are angled so as to:

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Sanitary Device For Flush Toilet (AREA)

Abstract

L'invention concerne une amélioration apportée à un système de toilettes et de chasse d'eau, ledit système comprenant une cuvette de W.C ; un dispositif d'alimentation en eau sous pression ; au moins un régulateur de débit et au moins une évacuation d'eau. L'invention est caractérisée en ce que ledit système comprend au moins un dispositif de régulation configuré pour faire fonctionner ledit régulateur de débit afin qu'il régule le débit d'eau du dispositif d'alimentation en eau sous pression. La ou les évacuations sont configurées pour fournir de l'eau à partir du dispositif d'alimentation en eau sous pression, de sorte que cette eau crée un effet Venturi de manière à évacuer les déchets et l'eau de la cuvette et de sorte que cette eau circule le long de la ou des parois de la cuvette pour laver et remplir la cuvette.
PCT/NZ2002/000222 2002-01-05 2002-10-23 Amelioration apportee a un systeme de toilettes et de chasse d'eau WO2003058002A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0416654A GB2399826B (en) 2002-01-05 2002-10-23 Toilet having a pressurised water supply
AU2002341455A AU2002341455B2 (en) 2002-01-05 2002-10-23 An improved toilet and flushing system
US10/500,667 US20050125884A1 (en) 2002-01-05 2002-10-23 Toilet and flushing system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NZ512778A NZ512778A (en) 2002-01-05 2002-01-05 A toilet with water supplied directly from mains supply (no cistern), having a venturi effect inducing water inlet at the base/rear of the bowl and also rim mounted jets orientated to provide a clockwise 'rinsing' of the bowl.
NZ512778 2002-01-05

Publications (1)

Publication Number Publication Date
WO2003058002A1 true WO2003058002A1 (fr) 2003-07-17

Family

ID=19928537

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NZ2002/000222 WO2003058002A1 (fr) 2002-01-05 2002-10-23 Amelioration apportee a un systeme de toilettes et de chasse d'eau

Country Status (6)

Country Link
US (1) US20050125884A1 (fr)
AU (1) AU2002341455B2 (fr)
GB (1) GB2399826B (fr)
NZ (1) NZ512778A (fr)
WO (1) WO2003058002A1 (fr)
ZA (1) ZA200406022B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008068580A2 (fr) * 2006-12-01 2008-06-12 Valdsel Armatur Sanayi Anonim Sirketi Robinet d'arrêt à repère
EP2540920A1 (fr) * 2011-06-29 2013-01-02 Unic Fireproof Building Materials Co., Ltd. Toilettes à économie d'eau

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL1885383T3 (pl) * 2005-05-31 2017-06-30 Iams Europe B.V. Kocie probiotyczne bifidobakterie
WO2013123194A1 (fr) * 2012-02-14 2013-08-22 Schroder James Système d'élimination des déchets à faible volume de liquide à haute pression
US11365534B2 (en) 2019-05-10 2022-06-21 F Squared Tech, Inc. Hydraulic system including manifold, flush valve, and shut off
US11879242B2 (en) 2020-09-04 2024-01-23 Kohler Co. Eductor assisted flush toilet

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DE2700781A1 (de) * 1977-01-11 1978-07-13 Rost & Soehne Georg Spuelsystem fuer spuelklosetts und klosettbecken zur anwendung dieses systems
JPH08302797A (ja) * 1995-04-28 1996-11-19 Inax Corp サイホンジェット式便器の洗浄方法
JPH09195366A (ja) * 1996-01-12 1997-07-29 Daido Hoxan Inc サイホン式洋風便器
JPH1171801A (ja) * 1998-06-10 1999-03-16 Toto Ltd 便器装置
JPH11264173A (ja) * 1998-01-16 1999-09-28 Toto Ltd 大便器の洗浄方法及び大便器
WO2000050700A1 (fr) * 1999-02-22 2000-08-31 Perfecteau Llp W.c. a systeme d'eau efficace
JP2000309968A (ja) * 1999-02-25 2000-11-07 Inax Corp 便器洗浄給水装置
JP2001271407A (ja) * 2000-01-19 2001-10-05 Toto Ltd 水洗便器
JP2001279793A (ja) * 2000-03-31 2001-10-10 Toto Ltd 水洗便器の洗浄水吐出方法

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US3843978A (en) * 1973-08-27 1974-10-29 C Ragot Water-closet construction
US3984878A (en) * 1975-09-25 1976-10-12 Grasseschi John J Water closet
US4173800A (en) * 1977-08-23 1979-11-13 Josam Manufacturing Co. Low-profile syphon trap
CA1333210C (fr) * 1988-07-25 1994-11-29 Osamu Tsutsui Chasse d'eau
US5502845A (en) * 1991-06-10 1996-04-02 Toto Ltd. Siphon-jet flush water supply system for toilet stool
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US6029287A (en) * 1998-09-08 2000-02-29 Sloan Valve Company Power flush tank with volume reduction tube
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DE2700781A1 (de) * 1977-01-11 1978-07-13 Rost & Soehne Georg Spuelsystem fuer spuelklosetts und klosettbecken zur anwendung dieses systems
JPH08302797A (ja) * 1995-04-28 1996-11-19 Inax Corp サイホンジェット式便器の洗浄方法
JPH09195366A (ja) * 1996-01-12 1997-07-29 Daido Hoxan Inc サイホン式洋風便器
JPH11264173A (ja) * 1998-01-16 1999-09-28 Toto Ltd 大便器の洗浄方法及び大便器
JPH1171801A (ja) * 1998-06-10 1999-03-16 Toto Ltd 便器装置
WO2000050700A1 (fr) * 1999-02-22 2000-08-31 Perfecteau Llp W.c. a systeme d'eau efficace
JP2000309968A (ja) * 1999-02-25 2000-11-07 Inax Corp 便器洗浄給水装置
JP2001271407A (ja) * 2000-01-19 2001-10-05 Toto Ltd 水洗便器
JP2001279793A (ja) * 2000-03-31 2001-10-10 Toto Ltd 水洗便器の洗浄水吐出方法

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008068580A2 (fr) * 2006-12-01 2008-06-12 Valdsel Armatur Sanayi Anonim Sirketi Robinet d'arrêt à repère
WO2008068580A3 (fr) * 2006-12-01 2008-07-31 Valdsel Armatur Sanayi Anonim Robinet d'arrêt à repère
EP2540920A1 (fr) * 2011-06-29 2013-01-02 Unic Fireproof Building Materials Co., Ltd. Toilettes à économie d'eau

Also Published As

Publication number Publication date
NZ512778A (en) 2004-08-27
AU2002341455A1 (en) 2003-07-24
GB0416654D0 (en) 2004-08-25
US20050125884A1 (en) 2005-06-16
GB2399826A (en) 2004-09-29
GB2399826B (en) 2005-08-10
ZA200406022B (en) 2006-07-26
AU2002341455B2 (en) 2008-05-08

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