×

Rollover protection system for vehicles

  • US 4,949,991 A
  • Filed: 07/26/1989
  • Issued: 08/21/1990
  • Est. Priority Date: 08/03/1988
  • Status: Expired due to Term
First Claim
Patent Images

1. A rollover protection system for a vehicle having an operator station, comprising:

  • a. a pair of posts mounted to and directed generally upwards from the vehicle;

    b. upper frame means pivotally mounted to the upper ends of said posts and pivotably between and raised and lowered positions; and

    c. a lever mounted to said upper frame means, said lever being positioned to allow an operator in said operator station to manually move said upper frame means back and forth between said raised and lowered position.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×