Patent ID: 6298879
Filing Date: 2001-10-09
Classification: F16K,Y10T

Abstract:
A valve stopper includes a shell constructed to be sealingly securable to a faucet body; an operating arbor mounted rotatably in said shell of the stopper a mobile fitting mounted in an axially movable fashion inside said shell of the stopper and operably connected with said arbor to move axially as said arbor rotates; and an outer end of said arbor protruding from the shell of the stopper and constructed to mount an operating handle, said valve stopper characterized by:said arbor having an inner end forming a valve seat surface;said mobile fitting having the shape of an annular jacket with radial ports therethrough;a first annular sealing member cooperating with the valve seat surface on said arbor at one axial end, constructed to abut against the annular mobile fitting, being movable away from said arbor by said mobile fitting as said annular sealing surface is axially moved to an open position, and resiliently biased to move toward said valve seat surface as said mobile fitting is moved toward a closed position.