Patents Assigned to W & A Bates Ltd.
  • Manufacture of elastomeric material coponents
    Patent number: 4569711
    Abstract: An apparatus and a method of manufacture for discrete elastomeric material components comprising extending material through a die onto the surface of a component holding member, securing the leading end of the extrudate to said member, effecting relative movement to lay the extrudate on the holding member so that the component is produced on said member. The invention also provides for transfer of the component from the member.
    Type: Grant
    Filed: March 16, 1984
    Date of Patent: February 11, 1986
    Assignee: W&A Bates Ltd.
    Inventors: Anthony J. M. Sumner, Anthony G. Goodfellow
  • Method for building tires
    Patent number: 4555287
    Abstract: A method and apparatus for use at the stage of a radial tire building process at which a tread and breaker, and sidewall rubbers, are added to the expanded carcass. A tread assembly is built, comprising tread rubber breaker and sidewall rubbers and is then located around the carcass which is then expanded into the tread assembly. A tread assembly former has a central portion expansible to bring side portions to a frusto-conical shape.
    Type: Grant
    Filed: June 11, 1984
    Date of Patent: November 26, 1985
    Assignee: W & A Bates Ltd.
    Inventor: Anthony G. Goodfellow