Patents Examined by Eric Culberth
  • Damping force control device for suspension system
    Patent number: 5360230
    Abstract: A damping force control device for a suspension system of a vehicle includes a shock absorber having a fluid chamber therein and provided at each wheel side of the vehicle, an orifice device for supplying an amount of fluid into the fluid chamber, and a control device for controlling the opening of the orifice device based on the vertical speed above the shock absorber.
    Type: Grant
    Filed: December 2, 1991
    Date of Patent: November 1, 1994
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Naoki Yamada, Junji Yamamoto