STRAIGHT-WAY VALVE Russian patent published in 2007 - IPC F16K3/24 F16K1/06 F16K47/04 

FIELD: valving.

SUBSTANCE: straight-way valve comprises housing provided with the inlet and outlet branch pipes and cylinder mounted inside the housing and provided with perforation. The cylinder receives the plunger. The plunger is connected with the rod that passes through the lid of the housing. The side of the cylinder is provided with ports. The ports and perforation are made at an acute angle to the longitudinal axis of the valve. The plunger is provided with the sleeve whose base is shaped into a cap. The sleeve is provided with openings oriented at an acute angle to the longitudinal axis of the valve. The valve seat is provided with a rotated bend connected with the outlet branch pipe. The inlet of the rotated bend is provided with a diaphragm vortex damper. The damper is made in block with the downflow conical diffuser.

EFFECT: reduced hydraulic drag and enhanced flow rate coefficient.

1 dwg