Press-button-operated valve has piston assembly and press-button assembly providing communication between chamber in valve body and inlet of valve body

摘要

The valve (1) has a piston assembly and a press-button assembly. The piston assembly is controlled by the press-button assembly to activate communication between the chamber in the valve body (12) and the inlet (120) of the valve body. The press-button can move in the body to regulate the connected of the piston and the chamber.