ApplicationNo. 06/162214 filed on 06/23/1980
US Classes:137/625.21, Rotary valve91/375RValve part moves about an axis
ExaminersPrimary: Cohan, Alan
Attorney, Agent or Firm
International ClassesB62D 5/083 (20060101)
B62D 5/08 (20060101)
AbstractA 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.