Patents by Inventor Reginald H. Edwards

Reginald H. Edwards 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).

  • Pneumatic tires
    Patent number: 4235273
    Abstract: A pneumatic tire for use in a lubricated tire and wheel assembly which has a braced tread, wider than its rim and sidewalls reinforced by radial cords. The thickness of the sidewalls is at least 5% of the maximum width of the tire and at least 30% of it comprises rubber on the inside of the tire carcass.
    Type: Grant
    Filed: December 8, 1977
    Date of Patent: November 25, 1980
    Assignee: Dunlop Limited
    Inventors: Reginald H. Edwards, John A. Holdsworth
  • Pneumatic tires
    Patent number: RE29089
    Abstract: A radial ply tire comprises a tread, sidewall and bead regions. At least the region of severe flexing of the sidewall when the tire is run in a deflated or substantially under-inflated condition comprises a rubber compound which has a rebound resilience of at least 87 percent, and more preferably of at least 90 percent, measured by the .[.Lupke.]. .Iadd.Dunlop .Iaddend.pendulum method according to B.S. 903/1950 and a hardness in the range of 45- 65 Shore A.
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: December 28, 1976
    Assignee: Dunlop Limited
    Inventor: Reginald H. Edwards