Patents by Inventor Cheston L. Eshelman

Cheston L. Eshelman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Multiple stage flexible bumper
    Patent number: 4254978
    Abstract: In a highway type motor vehicle, a Multiple Stage Flexible Bumper comprising in combination a bumper bar mounted transversely across the front of the motor vehicle, multiple stage coil compression springs, a pair of spring seats to secure the ends of the springs, retainer bolts for securing the ends of the springs in the seats, longitudinal bolts, rivets or welds for securing the seats on one end of the springs to the vehicle frame, longitudinal bolts, rivets or welds for securing the seats on the other end of the springs to the vehicle bumper bar to form a completely flexible, 360.degree.
    Type: Grant
    Filed: June 9, 1978
    Date of Patent: March 10, 1981
    Inventor: Cheston L. Eshelman
  • Bumper
    Patent number: D252021
    Type: Grant
    Filed: February 23, 1978
    Date of Patent: June 5, 1979
    Inventor: Cheston L. Eshelman
  • Prop for flat files
    Patent number: D257730
    Type: Grant
    Filed: November 23, 1977
    Date of Patent: December 30, 1980
    Inventor: Cheston L. Eshelman