| Patents for F16K 33 - Floats for actuation of valves or other apparatus (303) |
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| 03/27/2003 | US20030056827 Ball tap with a water level switch |
| 03/27/2003 | CA2394920A1 A ball tap with a water level switch |
| 01/28/2003 | US6510866 Ball cock assembly, float assembly for same, and method of controlling liquid level in a tank |
| 12/11/2002 | EP1265016A1 Float, particularly for level control in bottles of liquefied gas and the like |
| 11/30/2002 | CA2373861A1 Float, particularly for level control in bottles of liquefied gas and the like |
| 11/07/2002 | WO2002029170A1 Faucet for filling tanks |
| 11/07/2002 | CA2408358A1 Faucet for filling tanks |
| 09/26/2002 | US20020134432 Ball cock assembly, float assembly for same, and method of controlling liquid level in a tank |
| 08/14/2002 | CN2505669Y Floating level controller |
| 07/10/2002 | CN2499656Y Float valve device having air open and close device |
| 05/10/2002 | WO2002037007A1 Liquid level controller |
| 02/28/2002 | US20020023678 Float for liquid waste disposal apparatus |
| 01/10/2002 | WO2002002977A1 Maximum security hydropneumatic float for cisterns |
| 12/04/2001 | US6325094 Self-metering reservoir |
| 12/04/2001 | US6324921 Inlet diaphragm construction |
| 10/31/2001 | CN2457231Y Water supply device for sitting type closet cistern |
| 06/27/2001 | CN2436726Y Rotary float-needle type automatic cleaning exhaust valve |
| 06/19/2001 | US6247563 Piston with floating valve for hydraulic damper tube, especially one of the monotube type |
| 02/06/2001 | CA2245082C Float activated shutoff valve |
| 01/03/2001 | CN2413114Y Float ball for use in cistern |
| 11/29/2000 | CN1275187A Float valve assembly for water purification system |
| 10/10/2000 | US6129110 Fluid level management system |
| 08/09/2000 | EP1025378A1 Float valve assembly for a water purification system |
| 07/18/2000 | US6089258 Float valve assembly for a water purification system |
| 05/16/2000 | US6062255 Float valve assembly for a water purification system |
| 04/26/2000 | CN1251643A Self-metering reservoir |
| 04/12/2000 | EP0992766A1 An inlet diaphragm construction |
| 03/09/2000 | WO2000012922A1 Float valve assembly for a water purification system |
| 02/22/2000 | US6026842 Float activated shutoff valve |
| 02/01/2000 | US6019114 Self-metering reservoir |
| 12/01/1999 | EP0960365A2 Self-metering reservoir |
| 11/17/1999 | CN2349428Y Advanced guiding type double-stage cut-off valve |
| 10/05/1999 | US5960817 Control valve and system for fuel vapor recovery |
| 09/15/1999 | CN2338393Y Low level cistern water feeding valve |
| 09/01/1999 | CN2336025Y Float valve with liquid level adjusting mechanism |
| 08/17/1999 | US5938985 Self-metering reservoir |
| 07/21/1999 | CN2329825Y Gas-liquid isolation floating ball |
| 07/13/1999 | US5921428 Apparatus for reducing friction between two vessels |
| 07/07/1999 | CN2327856Y Gas controller using ultra-low-loss IC card to prevent evading gas charge |
| 05/18/1999 | US5904176 Silent valve ball cock assembly |
| 05/06/1999 | DE19850662A1 Gasoline tank vapor emission control valve |
| 04/29/1999 | WO1999020100A1 A liquid level control device |
| 02/09/1999 | US5868154 Propane supply system with secondary containment tank |
| 01/26/1999 | US5862539 Water saving device for flush toilets |
| 12/17/1998 | WO1998038478A3 Self-metering reservoir |
| 12/09/1998 | EP0842334A4 Improvements in or relating to valves |
| 10/14/1998 | CN1196103A Improvement in or relating to valve |
| 10/14/1998 | CN1195751A Glass fiber reinforced plastic float valve |
| 09/03/1998 | WO1998038478A2 Self-metering reservoir |
| 07/01/1998 | CN2285406Y Dynamic float |
| 06/10/1998 | EP0846064A1 Over filling valve |
| 06/09/1998 | US5762090 Over filling valve |
| 05/22/1998 | WO1998021512A1 Ballcock valve regulator |
| 05/20/1998 | EP0842334A1 Improvements in or relating to valves |
| 04/22/1998 | CN1038158C Pressure self-adaption float |
| 03/18/1998 | CN2276592Y Water tank ball |
| 03/11/1998 | CN2276097Y Liquid controlled ball cock |
| 10/05/1997 | CA2196734A1 Tank-filling shut-off valve |
| 07/08/1997 | US5645105 Tank-filling shut-off valve |
| 06/17/1997 | US5638859 Float controlled valve |
| 03/12/1997 | EP0762013A1 Floating valve piston for hydraulic damper tube, especially of the monotube type |
| 02/27/1997 | WO1997006973A1 Over filling valve |
| 02/13/1997 | WO1997005337A1 Improvements in or relating to valves |
| 05/23/1996 | WO1996015400A1 Float controlled valve |
| 08/23/1995 | CN2205900Y Float pressure-resisting sealing structure for use in pressure container |
| 06/21/1995 | CN2201551Y Liquid level driving float |
| 04/05/1995 | CN1101111A Pressure self-adaption float |
| 02/08/1995 | CN2189254Y Pressure-resistant float |
| 11/22/1994 | US5365969 Float with skirt to prevent leakage due to oversudsing |
| 02/22/1994 | US5287882 Ball cock assembly float with drain openings |
| 04/14/1993 | CN2129854Y Special floating ball for automatic drain hot water box |
| 07/17/1991 | CN1013219B Inversely-opened valve with mass-balance ball |
| 01/16/1991 | CN2069519U Float |
| 07/03/1990 | CA1271103A1 Ballcock float structure |
| 11/30/1989 | WO1989011613A1 Inlet valve for cisterns |
| 08/08/1989 | US4854340 Toilet-tank float-booster |
| 03/22/1989 | CN1031887A Inversely-opened valve with mass-balance ball |
| 02/01/1989 | CN2031892U Air-collecting tank with automatic air discharge |
| 01/03/1989 | US4794946 Inherently adjustable inverted cup float for a ballcock valve |
| 12/21/1988 | EP0295321A1 Liquid storage tank |
| 06/14/1988 | US4750515 Liquid storage tank float valve device |
| 11/03/1987 | US4703653 Ballcock float structure |
| 08/04/1987 | US4683908 Eccentric float apparatus |
| 06/24/1987 | EP0226528A2 Ballcock float structure |
| 05/13/1987 | CN86206248U High speed air-inlet-outlet valve |
| 05/05/1987 | CA1221202A1 Valve for toilet tank |
| 04/29/1987 | CN86203694U Safety device for water supply system |
| 12/31/1986 | CN85204095U Automatic horizontal exhaust valve |
| 07/15/1986 | US4600031 Ball cock and float assembly |
| 05/20/1986 | US4589442 Valve for suction installation |
| 04/08/1986 | US4580592 Float controlled separator valve |
| 03/11/1986 | US4574832 Float level adjustment means |
| 09/19/1984 | EP0118647A1 Valve for a flushing tank |
| 03/20/1984 | CA1163894A1 Free bucket type steam trap |
| 02/09/1982 | CA1117785A1 Float operated switch assembly |
| 11/17/1981 | US4300588 Steam trap with spherical inverted bucket float |
| 06/02/1981 | CA1102207A1 Float |
| 02/17/1981 | US4250907 Float valve assembly |
| 12/16/1980 | CA1091462A1 Control apparatus for the low pressure evaporator of a refrigeration plant |
| 02/05/1980 | US4186765 Liquid level control valve assembly |