Patents Represented by Law Firm Tarolli, Sundehim, Covell Tummino & Szabo
  • Patent number: 5797309
    Abstract: In order to economize the manufacture and assembly as well as reduce the expenditure of components and functionally improve a steering valve for supplying an actuator with hydraulic pressure, comprising an input shaft 2, an output shaft 3, a torsion rod 4 that is connected to one end to the input shaft 2 and with the other end to the output shaft 3, a valve sleeve 5 that surrounds the input shaft and a reaction piston 8 that may be axially moved relative to the input shaft 2, but is arranged such that it is unable to rotate and is connected to the valve sleeve 5 via an elastic rotary driver, a torsion-proof, axially elastic element 13 is arranged in the steering valve 1, with one end of said element being fastened on the input shaft 2 and its other end being fastened on the reaction piston 8.
    Type: Grant
    Filed: March 9, 1995
    Date of Patent: August 25, 1998
    Assignee: TRW Fahrwerksysteme GmbH & Co. KG
    Inventor: Eugen Eberhart