Patents by Inventor Lewis D. Hunt

Lewis D. Hunt 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: 4923381
    Abstract: A press tooling transfer system which includes a track system having a turntable for directing a carriage, with the tool set, between several stations and a press. There is overhead service and power supply connected with the carriages for reaching to all station positions of the carriage, and there is no requirement for any power drive or the like below the level of the tracks supporting the carriages. Also, the system is in duplicative form with respect to its carriages, tracks, presses, and overhead supply, but the system can utilize a common or single knock-out station for the duplicative portions of the system, as mentioned.
    Type: Grant
    Filed: February 27, 1989
    Date of Patent: May 8, 1990
    Assignee: Elwood Hydraulics Co., Inc.
    Inventors: Philip T. Delmer, Lewis D. Hunt