| Patents for E03D 3 - Flushing devices operated by pressure of the water supply system (2,065) |
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| 09/10/1991 | US5046201 Pressurized flush toilet tank |
| 09/04/1991 | CN2084070U Self-closing flushing valve |
| 09/04/1991 | CN2084069U Self-closing flushing device |
| 09/03/1991 | CA1288408C Self-closing valve for sanitary installations |
| 08/21/1991 | CN2083167U Pressure-operated water-saving cistern |
| 08/21/1991 | CN2083166U Urinal flushing device with pressure-operated reservoir |
| 07/23/1991 | CA1286647C Metering valve |
| 07/17/1991 | CN1013219B Inversely-opened valve with mass-balance ball |
| 07/03/1991 | CN2080079U Water saving flushing toilet |
| 06/13/1991 | WO1991008356A1 Flushing mechanism with low water consumption |
| 06/13/1991 | WO1991008355A1 Flushing mechanism using phase change fluid |
| 06/05/1991 | EP0430521A2 Flushing mechanisms |
| 06/05/1991 | CN2078347U Air-water pressurized pot type toilet pan flushing device |
| 05/31/1991 | CA2069950A1 Flushing mechanism with low water consumption |
| 05/07/1991 | US5013007 Flush valve refill ring |
| 04/17/1991 | CN2075225U 冲洗阀 Flush valve |
| 04/09/1991 | US5005226 Flushing mechanism with low water consumption |
| 03/06/1991 | CN2072550U Intermittent washing water-saving equipment for urinal |
| 02/27/1991 | CN2072105U Water saving flushing device |
| 02/14/1991 | DE3925873A1 Pressurised toilet flushing mechanism - easily fitted central assembly has plunger, its sealing ring with notched lower face for flexibility, top sleeve and guide all of elastomer |
| 02/13/1991 | CN1049209A Dual-purpose valve with delay-adjustable for washing |
| 01/29/1991 | CA1279552C Control stop for flushing system |
| 01/15/1991 | US4984311 Flushing mechanism with low water consumption |
| 01/09/1991 | CN2068986U Pneumatically adjusted cisterns |
| 01/02/1991 | CN2068531U Pneumatic water-saving toilet flushing device |
| 11/14/1990 | CN2065638U Automatic flushing device for water-closet |
| 11/07/1990 | CN2065211U Self-closing time-delay flushing valve |
| 10/26/1990 | CA2354231A1 Accelerated rim wash for a toilet |
| 09/12/1990 | CN2061946U Friction type time-delay adjustable two-purpose valve for flushing and hand-washing |
| 09/11/1990 | US4955921 Flushing mechanism using phase change fluid |
| 08/29/1990 | CN2061187U Gas-damped type delay adjustable dual-purpose valve for flashing and washing hands |
| 08/22/1990 | CN1044848A Frictional drag type delay-adjustable dual-purpose valve for flushing and washing |
| 08/22/1990 | CN1044847A Air-damped delay-adjustable dual-purpose valve for flushing and washing |
| 06/12/1990 | CA1270102A1 Toilet flushing apparatus |
| 05/29/1990 | US4928326 Vacuum sewer arrangement |
| 04/12/1990 | DE3834328A1 Toilet flushing valve |
| 03/28/1990 | CN2055150U Auto-boosting flusher used in toilet |
| 03/20/1990 | US4909274 Valve apparatus |
| 03/07/1990 | CN2054052U Closed water closet cistern with storage and water-saving features |
| 03/07/1990 | CN2054051U Flushing valve |
| 01/09/1990 | US4891864 Disabler and activation system for plumbing fixture |
| 12/13/1989 | EP0345442A2 Flush valve with an electronic sensor and solenoid valve |
| 11/28/1989 | US4883254 Flush valve handle assembly |
| 11/22/1989 | CN2048088U Air-pressure water-saving flushing device |
| 11/15/1989 | CN2047684U Adjustable delay-action flushing valve |
| 10/11/1989 | CN2045763U Air-pressure water-saving washing case for urinal |
| 10/11/1989 | CN1036240A Water closet flushing apparatus |
| 10/04/1989 | CN2045406U Water-saving type multifunction flush valve |
| 10/04/1989 | CN2045405U Full-elutriation type special-purpose health valve |
| 10/04/1989 | CN2045404U Delay self-closed flush valve |
| 09/21/1989 | WO1989008749A1 Pressure intensifier reservoir for toilet quick-flush valves |
| 09/20/1989 | CN1035699A Economizer water tank for excrement pan |
| 08/22/1989 | US4858251 Pressurized water cistern with floating valve |
| 08/09/1989 | CN2042484U Siphon using, water-saving flushing device controlled by fluid pressure |
| 06/07/1989 | CN2038925U Self-closing flushing valve with two time-delay flushings |
| 06/07/1989 | CN2038924U Automatic water supply and closing flushing valve |
| 05/24/1989 | CN2038125U Rinsing device for urinal |
| 04/26/1989 | EP0312750A2 Pressure flush valve for water closets |
| 04/19/1989 | CN2036195U Time delay self close off type washing valve for toilet |
| 04/04/1989 | US4817913 Flushometer relief valve |
| 03/29/1989 | CN2034978U Pneumatically-delayed water-saving flushing valve |
| 03/22/1989 | CN1031887A Inversely-opened valve with mass-balance ball |
| 03/21/1989 | US4813085 Lavatory flushing device |
| 02/21/1989 | CA1250272A1 Self-closing valve |
| 02/07/1989 | US4802246 Disabler and activation system for plumbing fixture |
| 01/25/1989 | CN2031421U Water-saving toilet water tank |
| 12/27/1988 | US4793588 Flush valve with an electronic sensor and solenoid valve |
| 11/30/1988 | CN88202389U Water-contained pressure-storaging toilet flusher |
| 11/30/1988 | CN88201448U Anti-pollution blocking device |
| 11/15/1988 | US4784368 Self-closing valve for sanitary installations |
| 10/12/1988 | CN87217237U Air prssure type and saving water tank |
| 09/28/1988 | CN87205267U Washing valve with time-delay and automatic stop |
| 09/21/1988 | CN88211127U Delayed flush valve with quickly opening and closing function |
| 09/07/1988 | CN87207046U Push-button flushing valve with delay shutting off device |
| 08/24/1988 | CN87211500U Water saving tap |
| 08/17/1988 | CN87210773U Time-delayed self-closing flushing valve |
| 07/27/1988 | CN87203365U Water saving flusher for toilet |
| 07/06/1988 | CN87210615U Energy-saving washing valve |
| 06/22/1988 | CN87215331U Ceramic automatic-closing flushing valve with delay function |
| 06/22/1988 | CN87210712U Water-saving flushing valve |
| 06/15/1988 | CN87212105U Water-saving toilet with water jet |
| 06/01/1988 | DE3639519A1 Flush valve |
| 05/25/1988 | CN87210709U Self-closed flush valve |
| 04/27/1988 | EP0264638A2 Flush valve for a water closet |
| 04/20/1988 | EP0264361A2 Self-closing valve for sanitary installations |
| 02/24/1988 | CN86208955U Flushing valve without a flush tank |
| 12/09/1987 | CN86209756U Automatic toilet flushing equipment |
| 12/01/1987 | US4709427 Disabler system for plumbing fixture |
| 11/24/1987 | US4707868 Toilet flushing apparatus |
| 07/15/1987 | CN86206149U Self-closing rinsing valve |
| 05/07/1987 | WO1987002752A1 Control stop for flushing system |
| 05/07/1987 | WO1987002751A1 Metering valve |
| 05/05/1987 | US4662602 Metering valve |
| 05/05/1987 | US4662395 Pressurized liquid flushing valve arrangement with a shut-off sleeve |
| 04/23/1987 | DE3536967A1 Process and device for flushing a sanitary installation |
| 11/26/1986 | EP0202286A1 Method and apparatus for toilet flushing |
| 11/25/1986 | US4624444 Control stop for flushing system |
| 10/29/1986 | CN85200422U Machinery time-controlled urinal watering valve |
| 09/23/1986 | US4612954 Pedal operated flush valve |
| 09/16/1986 | US4611356 Flushing apparatus for urinals |