Patents by Inventor Steven F. Schmitt

Steven F. Schmitt 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 vehicle draft sill and slackless draft assembly
    Patent number: 4549666
    Abstract: A railway draft sill and slackless draft assembly including a pair of lengthwise spaced draft sills having a drawbar extending therebetween. One of the drawbar ends is connected for rotation relative to one of the draft sills and the other end is fixed against rotation relative to the other draft sill. Slack take-up structure is are provided to maintain bearing surfaces at the respective attachment ends in engagement when wear occurs.
    Type: Grant
    Filed: September 30, 1982
    Date of Patent: October 29, 1985
    Assignee: AMSTED Industries Incorporated
    Inventors: Russell G. Altherr, Steven F. Schmitt