Patents by Inventor Stanley J. Kielar

Stanley J. Kielar 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).

  • Venting mechanism
    Patent number: 4970913
    Abstract: A venting mechanism for a drive axle assembly is mounted on a side wall of a housing for a differential. The venting mechanism includes a deflector vane which is pivotally mounted on a vent tube inside the housing. The deflector vane allows air to be vented from the housing through the vent tube without lubricant being able to escape.
    Type: Grant
    Filed: July 21, 1989
    Date of Patent: November 20, 1990
    Assignee: General Motors Corporation
    Inventors: Stanley J. Kielar, Charles L. Rasmer, Flave F. Stimpson