Patents by Inventor J. James A. Hall

J. James A. Hall 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).

  • Torque lug drive
    Patent number: 4131321
    Abstract: A torque lug drive in which a relatively thin drum has axially extending lugs on the radially inner surface of the drum and circumferentially extending ribs on the radially outer surface of the drum. The torque lugs are mounted at spaced-apart positions around the drum and axially extending ribs are interposed between the lugs for reinforcing the drum. The drum is mounted on a wheel for engagement of the lugs with rotor members of a wheel and brake assembly.
    Type: Grant
    Filed: July 27, 1976
    Date of Patent: December 26, 1978
    Inventor: J. James A. Hall