Control valve for fluid actuated device

Details Control valve for fluid actuated device Control valve for fluid actuated device

1980-06-23

1982-01-12

Cohan, Alan

Fluid handling

Systems

Multi-way valve unit

91375R, F16K 1102, F15B 1304

Patent

active

043100244

ABSTRACT:
A control valve comprised of a stator defining a discoidal chamber enclosing a star-shaped rotor, enclosures being defined between supply arms and discharge arms of the rotor respectively moving in front of fluid supply apertures and fluid discharge apertures and defining with said chamber variable supply passages and variable discharge passages, wherein the improvement consists of intermediate arms between each couple of supply and discharge arms, dividing the enclosure into two cavities, said intermediate arm cooperating and/or defining intermediate ports for variable communication between both cavities, one of which for providing pressure and the other for providing modulation.

REFERENCES:
patent: 4208951 (1980-06-01), Bacardit
patent: 4240331 (1980-12-01), Nishikawa

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