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Class Information
Number: 4/381
Name: Baths, closets, sinks, and spittoons > Flush closet > Tank only > With outlet valve > With delay of valve closing > By float releasable latch
Description: Subject matter wherein the valve is held open by a locking element upon flushing. The locking element is controlled by a float so as to be disabled by tank liquid level reaching a predetermined position.










Sub-classes under this class:

Class Number Class Name Patents
4/384 Latched actuator 7
4/382 Tiltable or pivoted valve body 19
4/383 With overflow through valve closure 4


Patents under this class:

Patent Number Title Of Patent Date Issued
8185976 Flush valve mechanism May. 29, 2012
6910232 Toilet tank valve Jun. 28, 2005
6804843 Flush tank capable of receiving waste water Oct. 19, 2004
6640351 Toilet flushing apparatus Nov. 4, 2003
6584622 Method and device for timer-controlled flushing of water toilets Jul. 1, 2003
5742951 Inlet valve mechanism Apr. 28, 1998
5023960 Toilet flapper valve control apparatus Jun. 18, 1991
4945578 Toilet flush control device Aug. 7, 1990
4882793 Dual flush cistern mechanism Nov. 28, 1989
4825478 Flush tank water saver May. 2, 1989
4748699 Water closet limited flush volume control system Jun. 7, 1988
4651359 Dual mode flush valve assembly Mar. 24, 1987
4571753 Toilet-tank discharge valve Feb. 25, 1986
4483024 Variable flush water closet Nov. 20, 1984
4391003 Water-saving device for use with toilets Jul. 5, 1983
4351071 Water-saving device Sep. 28, 1982
4185338 Toilet flushing apparatus Jan. 29, 1980
4117556 Flush water conserver Oct. 3, 1978











 
 
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