Patents by Inventor Dennis Rhen

Dennis Rhen 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).

  • Railway truck side bearing
    Patent number: 5454330
    Abstract: A side bearing for a railway truck and car body assembly including one or a plurality of elastomeric bearing elements, confined at given locations in a side bearing carrier and vertically extended rigid abutments disposed adjacent the elastomeric element(s), and a roller or similar rigid bearing element disposed to be free rolling within defined limits with respect to the elastomeric elements.
    Type: Grant
    Filed: September 26, 1994
    Date of Patent: October 3, 1995
    Assignee: Hansen, Inc.
    Inventor: Dennis Rhen
  • Railway truck side bearing
    Patent number: 5386783
    Abstract: A side bearing for a railway truck and car body assembly including one or a plurality of elastomeric bearing elements, confined at given locations in a side bearing carrier and vertically extended rigid abutments disposed adjacent the elastomeric element(s), and a roller or similar rigid bearing element disposed to be free rolling within defined limits with respect to the elastomeric elements.
    Type: Grant
    Filed: May 4, 1993
    Date of Patent: February 7, 1995
    Assignee: Hansen Inc.
    Inventors: Dennis Rhen, James F. Wright, Bruce E. Henderson
  • Draft gear follower fender
    Patent number: 4846358
    Abstract: A resiliently deformable fender for controlling transverse movement of a railway vehicle draft gear follower block and for cushioning engagement between the follower block and the center sill of a railway car body.
    Type: Grant
    Filed: February 13, 1987
    Date of Patent: July 11, 1989
    Assignee: A. Stucki Company
    Inventor: Dennis Rhen