Class 4/385 - By varying weight releasable latch

Subclass of Class 4 - Baths, closets, sinks, and spittoons
Definition: Subject matter wherein the valve is held open by a locking
No. of patents: 3
Last issue date: 01/19/1993

Number	Title	Issue Date
5179739	Water conserving toilet assembly A toilet flushing apparatus designed to prevent excess loss of water that may happen when the flush valve stays open as the inlet valve is putting water into the tank. The initial flushing lifts the flush valve which acts in conjunction with a counter-wei...	01/19/1993
4945578	Toilet flush control device A flush control device for use in a toilet tank of the type containing a standpipe and a flap valve pivotally mounted on the standpipe for closing an outlet in the bottom of the tank includes a cylindrical sleeve for slidable mounting on the standpipe and...	08/07/1990
4624018	Toilet flushing apparatus Apparatus for selectively dispensing either of two different volumes of water from a water closet comprises a mechanism for latching a valving member (e.g. a flapper valve) in a position just short of a threshold position at which it would normally "flip"...	11/25/1986

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