Patents by Inventor Donald E. Bunce

Donald E. Bunce 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).

  • Trailer low tire pressure indicator apparatus
    Patent number: 5177465
    Abstract: An indicator assembly is mounted medially between the forward and rear wheels to each side of a trailer assembly of a typical multi-axle trailer. The assembly includes a switch assembly mounted between forward and rear springs of a respective forward and rear axle of the trailer, wherein the switch assembly is operatively associated with a switch actuator mount to include a forward and rear magnet, wherein the switch assembly is actuated upon deflection to one of the forward or rear magnets upon deflation of a forward or rear tire associated with the aforenoted forward or rear axle.
    Type: Grant
    Filed: September 9, 1991
    Date of Patent: January 5, 1993
    Inventor: Donald E. Bunce