Patent ID: 6757919
Filing Date: 2004-07-06
Classification: E03D,Y10S

Abstract:
A toilet room flush valve for use in flushing toilets and urinals includes a valve body having a water inlet and a water outlet, valve means within the body for controlling flow between the inlet and outlet, a manual operator opening in the body for use in mounting a manual operator assembly to operate the valve means,the manual operator assembly including a nut threadably attached to the valve body at the manual operator opening, an adapter positioned within the nut and attached thereto, a plunger pin movable within the adapter and having an interior end positioned to contact and initiate movement of the valve means, a spring on the adapter and urging the plunger pin outwardly of the manual operator opening, a push member extending through an opening in the nut and having a first end thereof in contact with the plunger pin, a sensor assembly for causing sensor initiated movement of the push member including a housing mounted on the nut such that the nut and the housing are rotatable relative to one another when said nut and housing are pre-assembled so as to allowed the nut of said nut and housing combination to threadably mount to the valve body without rotating the housing, a second end of the push member extending into the housing, drive means within the housing for moving the push member against the plunger pin to initiate operation of the valve means, a battery for operating the drive means, and a sensor mounted within the housing and connected to the drive means and battery to cause the application of battery power to the drive means.