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Class Information
Number: 4/410
Name: Baths, closets, sinks, and spittoons > Flush closet > Tank only > With outlet valve > Actuator > Button type
Description: Subject matter having an element mounted on and extending through the tank wall which is movable toward or away from the tank to cause a mechanism therein to actuate the valve.

Patents under this class:

Patent Number Title Of Patent Date Issued
8205275 External automatic flush helper Jun. 26, 2012
8151378 Pressure flushing device Apr. 10, 2012
8141178 Water saving triple flush mechanism for a toilet cistern Mar. 27, 2012
8122533 Device for actuating an element of an item of sanitary ware and method of fitting a button of a device for actuating an element of an item of sanitary ware Feb. 28, 2012
8117687 Diverter valve with minimum bias forces Feb. 21, 2012
8104104 Dual flush button assembly Jan. 31, 2012
7966676 Toilet bowl flushing water tank device Jun. 28, 2011
7900290 Dual flush refill device Mar. 8, 2011
7263728 Dual actuation button assembly Sep. 4, 2007
7100218 Lifting lever for a cistern flush valve Sep. 5, 2006
7062801 Two-staged toiled tank bowl control system Jun. 20, 2006
6785913 Flushing mechanism for a dual flush cistern Sep. 7, 2004
6691332 Dual volume discharge outlet valve apparatus Feb. 17, 2004
6647559 Flushing unit for a toilet Nov. 18, 2003
6640351 Toilet flushing apparatus Nov. 4, 2003
6637041 Toilet tank discharge device Oct. 28, 2003
6604249 Advanced dual-flush valve Aug. 12, 2003
6442772 Advanced dual-flush valve Sep. 3, 2002
6163897 Self-adjusting control device for flushing system mechanism Dec. 26, 2000
5933879 Dual flush cistern button arrangement Aug. 10, 1999
5933878 Tank device for flushing toilet bowl Aug. 10, 1999
5603128 Dual-flush control apparatus Feb. 18, 1997
5502846 Flush tank mechanism Apr. 2, 1996
5491848 Two-stage flush device for a toilet tank Feb. 20, 1996
5331690 Dual control flushing mechanism, enabling complete or partial evacuation of a toilet tank to be operated selectively Jul. 26, 1994
5291620 Push button toilet flush mechanism Mar. 8, 1994
5265283 Flushing mechanism having a submersible float controlled by a push button Nov. 30, 1993
5265282 Actuating device on the drain valve of a flush tank Nov. 30, 1993
4947491 Pump Aug. 14, 1990
4750221 Linkage tiltable around a plurality of axes by a single push rod Jun. 14, 1988
4733416 Push-button operating mechanism for a water closet Mar. 29, 1988
4586692 Flushometer valve integrable with a structure May. 6, 1986
4571753 Toilet-tank discharge valve Feb. 25, 1986
4566140 Selective flush cistern Jan. 28, 1986
4557000 Toilet-tank discharge valve Dec. 10, 1985
4527296 Selective-flush cistern Jul. 9, 1985
4433445 Dual flush toilet mechanism Feb. 28, 1984
4371992 Water feeder conservation tank Feb. 8, 1983
4304014 Variable volume flushing cistern Dec. 8, 1981
4219895 Variable volume flushing cistern Sep. 2, 1980
4185337 Portable toilet with improved flush apparatus Jan. 29, 1980
4141092 Dual-flush, tank-actuating device Feb. 27, 1979
3968525 Actuating means for water closet flush tank Jul. 13, 1976

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