Patents by Inventor Gary C. Parrish

Gary C. Parrish 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).

  • Tread buffing apparatus
    Patent number: 5185960
    Abstract: A method and apparatus for buffing a tread is described. The method comprises mounting a tread on an apparatus capable of bufffing the casing engaging surface of said tread, the apparatus buffing the tread such that the grooves are formed on the buffed tread surface. The grooves angularly intercept a tread edge.
    Type: Grant
    Filed: February 10, 1992
    Date of Patent: February 16, 1993
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Norbert Majerus, Arthur W. Magee, Michael D. Hickman, Gary C. Parrish, Timothy M. Rooney, Lawrence E. Chlebina
  • System for retreading tires
    Patent number: 5151148
    Abstract: A method and system for retreading tire carcasses (10) with precured treads utilizing time and temperature in conjunction with an envelope pressure system. A precured rubber tread (12), is applied to tire carcass (10) having a cushion gum (16) disposed therebetween. An envelope system is placed over the tread/carcass and this assembly is placed within a pressure chamber. Heat and fluid pressure are then supplied to the chamber. Fluid pressure is then supplied to the chamber after both a predetermined length of time and after a predetermined temperature of the chamber has been reached.
    Type: Grant
    Filed: August 27, 1990
    Date of Patent: September 29, 1992
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Robert B. Lindsay, Gary C. Parrish
  • Method for retreading tires
    Patent number: 5055148
    Abstract: A method and system for retreading tire carcasses (10) with precured treads utilizing time and temperature in conjunction with an envelope pressure system. A precured rubber tread (12), is applied to tire carcass (10) having a cushion gum (16) disposed therebetween. An envelope system is placed over the tread/carcass and this assembly is placed within a pressure chamber. Heat and fluid pressure are then supplied to the chamber. Fluid pressure is then supplied to the chamber after both a predetermined length of time and after a predetermined temperature of the chamber has been reached.
    Type: Grant
    Filed: May 26, 1989
    Date of Patent: October 8, 1991
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Robert B. Lindsay, Gary C. Parrish