Patents by Inventor David B. Beltz

David B. Beltz 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).

  • Tire beads
    Patent number: 4823857
    Abstract: Tire bead members (10) have radially superposed layers (11,12,13,14) of fibers (15) embedded in a polymeric matrix (16). Interposed between the layers (11,12,13,14) of composite material are thin layers (17,18,19) of a material that is not adhered to both of the adjacent layers (11,12;12,13;13,14) of composite material. Tires employing said bead members are also disclosed.
    Type: Grant
    Filed: March 16, 1988
    Date of Patent: April 25, 1989
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Gurdev Orjela, Mahmoud C. Assaad, David B. Beltz, Amit Prakash