Patents by Inventor Deryl R. Hoyt

Deryl R. Hoyt 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).

  • Patent number: 4043472
    Abstract: A load back rest for industrial vehicles having a pair of spaced hollow multi-sided members. Each hollow member has a plurality of longitudinally spaced notches through one side in alignable and facing relation with corresponding notches in one side of the other hollow member so that a guard bar may be fitted in each facing pair of notches. Side rails connect the respective ends of the hollow members. The load back rest is supported from the fork carriage in a vertical plane at the front of the vehicle.
    Type: Grant
    Filed: September 3, 1976
    Date of Patent: August 23, 1977
    Assignee: Clark Equipment Company
    Inventor: Deryl R. Hoyt
  • Patent number: 3995891
    Abstract: An inverted generally U-shaped overhead protective guard for industrial vehicles in which the overhead guard canopy or bridge includes a pair of parallel spaced hollow multi-sided members. Each hollow member has a plurality of longitudinally spaced notches through one side in alignable and facing relation with corresponding notches in one side of the other hollow member so that a guard bar may be fitted in each facing pair of notches. Side rails connect the respective ends of the hollow members. The bridge structure is supported from the vehicle by front and rear pairs of legs which together provide an overhead guard which extends over the operator's station.
    Type: Grant
    Filed: December 1, 1975
    Date of Patent: December 7, 1976
    Assignee: Clark Equipment Company
    Inventor: Deryl R. Hoyt
  • Patent number: D271151
    Type: Grant
    Filed: May 22, 1981
    Date of Patent: October 25, 1983
    Assignee: Clark Equipment Company
    Inventors: Robert L. Kirby, Warner K. Brown, Deryl R. Hoyt