Patents by Inventor Jeffrey C. Spencer

Jeffrey C. Spencer 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: 5590441
    Abstract: An automotive lift-off type door hinge is provided which includes a body side hinge having a vertical leg for attachment with a body opening frame, the body side hinge having joined to the vertical leg a horizontal leg which has a stop pin aperture and spaced therefrom a pivot pin aperture; an upper door side hinge having a vertical leg extending upwardly for attachment to a door, the upper door side hinge having joined to the vertical leg a horizontal leg having a pivot pin aperture; a lower door side hinge having a downwardly extending vertical leg connected to the door by a removable fastener, the lower door hinge having joined to the vertical leg a horizontal leg sandwiching the horizontal leg of the body hinge between the horizontal legs of the upper and lower door side hinges, and the horizontal leg of the lower door side hinge having a pivot pin aperture; a pivot pin providing a thrust bearing for the upper door side hinge loosely fitted in the upper door side hinge pivot aperture to allow upward door
    Type: Grant
    Filed: February 27, 1995
    Date of Patent: January 7, 1997
    Assignee: General Motors Corporation
    Inventor: Jeffrey C. Spencer