Patents Represented by Attorney Ellsworth R. Crabtree, Edwin H. Roston
  • Patent number: 4067543
    Abstract: An electrically operated retractable jack for leveling a vehicle. The jack is automatically retractable from a vertical position into a horizontal stowage position under the vehicle. The jack may be operated individually or a plurality of jacks may be used in leveling the corners of a vehicle. The jacks may be raised and lowered by control switches mounted inside the vehicle without the need of the operator getting outside the vehicle.
    Type: Grant
    Filed: May 5, 1977
    Date of Patent: January 10, 1978
    Inventors: Joseph P. Orth, Gerald F. Schmidt