Patents by Inventor Keith E. Sanftleben

Keith E. Sanftleben 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).

  • Sintered iron base friction material
    Patent number: 4415363
    Abstract: A composition of material for use as a friction lining with a cast iron mating surface. The friction lining has an iron powder base that reacts with tin to alloy and hold substantially equal weight percentages of graphite and coke in a fixed position. The friction lining has a substantially constant wear rate up to 300.degree. C. and a linear wear rate between 300.degree.-500.degree. C.
    Type: Grant
    Filed: May 3, 1982
    Date of Patent: November 15, 1983
    Assignee: The Bendix Corporation
    Inventors: Keith E. Sanftleben, Walter R. Tarr