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Anti-roll system with tilt limitation

  • US 5,219,181 A
  • Filed: 06/14/1991
  • Issued: 06/15/1993
  • Est. Priority Date: 08/23/1989
  • Status: Expired due to Fees
First Claim
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1. A system for roll compensation in a vehicle with front and rear wheels, a vehicle body, a body frame with means for rotatably supporting the wheels, and a suspension connecting the wheels and the body, the system comprising:

  • valved hydraulic signal means for providing a hydraulic signal indicative of vehicle turn direction, the hydraulic signal including a pressurizing hydraulic potential;

    a pair of front wheel hydraulic cylinder and piston assemblies connected to the body and the front wheels, each front wheel hydraulic cylinder and piston assembly including upper and lower ports and a piston slidable between the upper and lower ports;

    a pair of rear wheel hydraulic cylinder and piston assemblies connected to the body and the rear wheels, each rear wheel hydraulic cylinder and piston assembly including a cylinder with upper and lower ports and a piston slidable in the cylinder between the upper and lower ports;

    hydraulic connection means for hydraulically connecting the lower ports of the front and rear wheel hydraulic cylinder and piston assemblies to the valved hydraulic signal means; and

    said hydraulic connection means including an expandable hydraulic fluid carrying line providing means for radially damping hydraulic pressure surges in said hydraulic connection means.

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