Patents by Inventor Frank Farnsworth

Frank Farnsworth 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).

  • Safety tire and wheel assemblies
    Patent number: 4046182
    Abstract: A safety tire and wheel rim assembly incorporating a safety tire support member which is capable of slippage relative to the rim. The wheel rim is of substantially uniform diameter between its bead seats and a pair of spacer members are provided, one on each side of the safety support to give axial location and a bead restraint. Each spacer member has a low friction interface with the support member and a high friction interface with the tire bead.
    Type: Grant
    Filed: July 29, 1975
    Date of Patent: September 6, 1977
    Assignee: Dunlop Limited
    Inventor: Frank Farnsworth