초록 ▼

A check valve is positioned in and between opposed tube ends and includes a valve body having a valve seat engageable by a valve element having a stem extending centrally of peripherally spaced apart elements interconnected by an annular end shoulder engaged by a keeper which receives the outer end

A check valve is positioned in and between opposed tube ends and includes a valve body having a valve seat engageable by a valve element having a stem extending centrally of peripherally spaced apart elements interconnected by an annular end shoulder engaged by a keeper which receives the outer end of the valve stem and holds a coil spring against the valve element. The valve assembly is disassembled by manipulating the keeper against the spring out of engagement with the annular end shoulder.

대표청구항 ▼

[ What is claimed is:] [1.] A valve assembly comprising,a unitary valve body having opposite ends and a valve seat,a plurality of peripherally spaced apart longitudinal elements extending from one end of said valve body to an annular shoulder,a valve element having a valve seat on one end and a stem

[ What is claimed is:] [1.] A valve assembly comprising,a unitary valve body having opposite ends and a valve seat,a plurality of peripherally spaced apart longitudinal elements extending from one end of said valve body to an annular shoulder,a valve element having a valve seat on one end and a stem on the opposite end, said valve element seat adapted to seat against said valve body seat with said stem extending parallel and centrally of said longitudinal elements and being received in a keeper element having opposite ends engaging said annular shoulder between said longitudinal elements, anda spring on said stem between said valve body and said keeper element for normally maintaining said valve element in closed seated engagement with said valve body seat and said keeper element in engagement with said annular shoulder.