To install in the air inlet and the exhaust air opening which common

摘要

PROBLEM TO BE SOLVED: To obtain a manual supply/exhaust directional control valve for fluid pressure equipment easy to manufacture, assemble, and be built in piping and excellent in ease of maintenance. ;SOLUTION: A manual supply/exhaust directional control valve comprises: an intake body 1 having an intake channel 8 leading from an introduction port 6 for pressurized fluid to changing pair port of fluid pressure equipment; an exhausting body 2 having na exhaust channel 9 leading form an exhaust port of the fluid pressure equipment to a fluid exhaust port 7; a flow passage 10 communicating the intake channel 8 and the exhaust channel 9; a retainer 3 disposed between the intake body 1 and the exhausting body 2; a valve member 4 for opening and closing a valve seat 12 disposed in the flow passage 10 and a valve seat 11 disposed inside the intake channel 8 in the intake body 1; and an operating means 5 for manually opening and closing the valve member 4.;COPYRIGHT: (C)2000,JPO