Flush closet > Tank only > With outlet valve > With delay of valve closing > By shifting weight > Patents

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Class Information
Number: 4/386
Name: Baths, closets, sinks, and spittoons > Flush closet > Tank only > With outlet valve > With delay of valve closing > By shifting weight
Description: Subject matter having a weight movable in response to the level of liquid in the tank, which weight sequentially holds the valve open and then closes the valve in response to the falling liquid level during flush.

Patents under this class:

Patent Number	Title Of Patent	Date Issued
6742194	Dual capacity flush valve assembly for a toilet	Jun. 1, 2004
6467101	Toilet flushing and cleaning device	Oct. 22, 2002
6401269	Flapper valve with dual action arm	Jun. 11, 2002
4979241	Toilet flush control device	Dec. 25, 1990
4907302	In-field installable closing delay cup	Mar. 13, 1990
4296505	Stepless controlled flush closet	Oct. 27, 1981
4080669	Two-level toilet flush system	Mar. 28, 1978