Patents by Inventor William Q. Laflin

William Q. Laflin 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).

  • Machined shaft seal with reinforcing ring
    Patent number: 5245741
    Abstract: A shaft seal that includes a one-piece annular resilient seal element having an outer surface in static contact with a housing bore surface and an inner surface in rubbing contact with a circular shaft surface. A reinforcement ring is inserted into an internal cavity within the seal element to exert an outward radial force on an axial wall portion of the resilient seal element. The shaft seal can be manufactured at relatively low cost in small production quantities, using relatively low cost multi-purpose tooling.
    Type: Grant
    Filed: July 10, 1992
    Date of Patent: September 21, 1993
    Assignee: Federal-Mogul Corporation
    Inventors: Stanley N. Smith, William Q. Laflin, Keith G. Arenz