Patents by Inventor Kenneth C. Drew

Kenneth C. Drew 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).

  • Bladder holder assembly for tire making machine
    Patent number: 4270605
    Abstract: The device comprises five concentric rings, the outer surfaces of which are contoured to form four circumferential split grooves in which the beads of the two bladders are clamped. The rings are assembled in proper angular position on dowels fixed to one end ring and extending through the three adjoining rings. Certain of the inner rings are clamped together as sub-assemblies by screws through their rims, and all five are clamped together by other screws extending through their rims.
    Type: Grant
    Filed: January 23, 1979
    Date of Patent: June 2, 1981
    Assignee: McCreary Tire & Rubber Company
    Inventor: Kenneth C. Drew