Spreading the envelopes or membranes for inserting the tyre therein

Patents Grantslast 30 patents

  • Information Patent Grant

    Curing envelope spreader for use in a tire retreading process

    • Patent number 5,658,419
    • Issue date Aug 19, 1997
    • Thomas F. Herron
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire envelope expander

    • Patent number 5,154,794
    • Issue date Oct 13, 1992
    • John C. Olson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire envelope expander

    • Patent number 4,902,380
    • Issue date Feb 20, 1990
    • John C. Olson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Tire recapping curing jacket

    • Patent number 4,878,822
    • Issue date Nov 7, 1989
    • Terry L. Wetch
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus and method for retreading tires

    • Patent number 4,328,053
    • Issue date May 4, 1982
    • Henry C. Medlin
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents