초록 ▼

A valve includes generally cylindrical sleeve means and a valve member reciprocally mounted within it. There is an inlet and an outlet in the sleeve means with movement of the valve member controlling the flow of water between said inlet and outlet. A flexible sleeve is positioned within the sleeve

A valve includes generally cylindrical sleeve means and a valve member reciprocally mounted within it. There is an inlet and an outlet in the sleeve means with movement of the valve member controlling the flow of water between said inlet and outlet. A flexible sleeve is positioned within the sleeve means and between the inlet and outlet. The flexible sleeve and valve member have cooperating surfaces forming a closure between the inlet and outlet.

대표청구항 ▼

In a fluid valve, generally cylindrical sleeve means having inlet means and an outlet, a valve control member mounted for reciprocal movement within said sleeve means to control the flow of fluid from the inlet means to the outlet, a flexible sleeve positioned within said sleeve means and in registe

In a fluid valve, generally cylindrical sleeve means having inlet means and an outlet, a valve control member mounted for reciprocal movement within said sleeve means to control the flow of fluid from the inlet means to the outlet, a flexible sleeve positioned within said sleeve means and in register with the termination of said inlet means between said inlet means and outlet, said outlet being axially beyond said flexible sleeve, means on said valve member within said flexible sleeve for controlling the passage of water from said inlet means to the outlet, and cooperating means on said valve member and flexible sleeve for forming a closure between said inlet means and outlet including a generally cylindrical portion on said valve member terminating at one end thereof in a circumferential shoulder, said shoulder being in contact with an annular portion of said flexible sleeve when said valve is in the closed position.