Patents by Inventor Lloyd E. Joyce

Lloyd E. Joyce 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).

  • Trojan bar suspension device
    Patent number: 4140197
    Abstract: A mounting bracket is fixed to the frame of a powered vehicle of the type driven by a trojan bar. An extension coil spring extends downwardly from the bracket. Attached to the lower end of the spring is the upper end of a spring tension adjustment chain. The lower end of the chain is attached to a second mounting bracket, which is fixed to the trojan bar. The device partially supports the weight of the trojan bar.
    Type: Grant
    Filed: April 27, 1978
    Date of Patent: February 20, 1979
    Inventor: Lloyd E. Joyce