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Class Information
Number: 4/366
Name: Baths, closets, sinks, and spittoons > Flush closet > Tank only > With simultaneous common actuating means for supply and outlet valves
Description: Subject matter including a single means for moving an inlet and outlet valve at the same time to cause liquid to flow into and out of the tank at the same time.

Sub-classes under this class:

Class Number Class Name Patents
4/367 By fluid or electrical means 18

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8424124 Seat operated toilet with movable water storage tank Apr. 23, 2013
8132273 Toilet fill valve including leak prevention mechanism Mar. 13, 2012
8117687 Diverter valve with minimum bias forces Feb. 21, 2012
7562399 Toilet flusher for water tanks with novel valves and dispensers Jul. 21, 2009
7464415 Automatic cut-off valve Dec. 16, 2008
7171702 Toilet tank fill valve and method of operation Feb. 6, 2007
7082624 Water-separating apparatus for toilet tank Aug. 1, 2006
6934977 Toilet leak detection and overflow prevention system Aug. 30, 2005
6810902 Automatic water shut off system to prevent overflow of a plumbing device Nov. 2, 2004
6675398 Diverter for use with tank valves to direct flow to tank or rim Jan. 13, 2004
6571401 Flush and tap toilet water saver system Jun. 3, 2003
6467101 Toilet flushing and cleaning device Oct. 22, 2002
6453479 Flusher having consistent flush-valve-closure pressure Sep. 24, 2002
6385787 Tank fill and discharge mechanism May. 14, 2002
6109294 Leak-preventing toilet flush valve assembly Aug. 29, 2000
6088846 Toilet water regulator Jul. 18, 2000
5950666 Leak-preventing toilet flush valve assembly Sep. 14, 1999
5862537 Flush lever operated reservoir toilet tank control Jan. 26, 1999
5862538 Toilet flushing device Jan. 26, 1999
5842236 Device for refilling and emptying lavatory flushing cisterns Dec. 1, 1998
5775366 Leak-preventing toilet flush valve assembly Jul. 7, 1998
5769111 Leak detector Jun. 23, 1998
5715860 Adjustable valve for controlling the amount of water refilling a toilet bowl after flushing Feb. 10, 1998
5652970 Toilet water reservoir water dumping valve for sealing the reservoir's water outlet by hydraulic pressure, and controlling water volume Aug. 5, 1997
5608924 Consistent delivery flush and fill system for a tank Mar. 11, 1997
5524299 Toilet tank water flow shutoff apparatus for preventing leakage and overflow Jun. 11, 1996
5464037 Level control valve arrangement and water closet cistern Nov. 7, 1995
5408705 Toilet water reservoir valve utilizing float and hydraulic activators Apr. 25, 1995
5327931 Flush valve leakage prevention and detection device Jul. 12, 1994
5287882 Ball cock assembly float with drain openings Feb. 22, 1994
5282280 Toilet water reservoir inlet and outlet control valve Feb. 1, 1994
5232011 Flush valve leakage prevention and detection device Aug. 3, 1993
5175894 Toilet flushing device Jan. 5, 1993
5134729 Universal positive shut off, metered water control system for use with flush toilet tanks Aug. 4, 1992
5125120 Toilet water regulator Jun. 30, 1992
5031250 Mechanism for filling and discharging a toilet water tank Jul. 16, 1991
5007452 Bowl fill for a tank valve Apr. 16, 1991
4996726 Accelerated rim wash for a toilet Mar. 5, 1991
4980932 Water saving device Jan. 1, 1991
4965891 Safety latch for a toilet tank valve Oct. 30, 1990
4922556 Flushing means May. 8, 1990
4918763 Water closet with supplemented rim wash water flow Apr. 24, 1990
4916762 Positive shut-off, metered water control system for flush tanks Apr. 17, 1990
4791689 Mechanism for filling and discharging a toilet tank Dec. 20, 1988
4764996 Water saving device for water closet Aug. 23, 1988
4730639 Tank valve with shutter type diverter Mar. 15, 1988
4703653 Ballcock float structure Nov. 3, 1987
4615056 Flushing cistern Oct. 7, 1986
4499615 Flush and refill device Feb. 19, 1985
4471798 Flushing cisterns Sep. 18, 1984

1 2

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