Patents by Inventor Earl W. Yateman

Earl W. Yateman 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).

  • Patent number: 4136768
    Abstract: A retainer arrangement for a stationary shaft, rod or the like for retaining the shaft against upward movement in an upwardly open recess or slot of a support bracket, and the combination of the retainer with the shaft and with the support bracket. The retainer arrangement comprises a retention spring clip which encircles a substantial portion, such as 270.degree., of the shaft periphery contiguous the supported end of the shaft. The upper portion of the retention spring clip is formed to include opposite laterally spaced axially extending lugs which are adapted to snap each into a corresponding retention groove carried by the respective opposite recess-bounding walls of the support bracket when the shaft is seated in the upwardly open recess or slot of the support bracket.
    Type: Grant
    Filed: September 22, 1977
    Date of Patent: January 30, 1979
    Assignee: Allis-Chalmers Canada, Limited
    Inventors: Earl W. Yateman, Gerald D. Sanderson