Patents by Inventor John Newbegin

John Newbegin 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).

  • Tow line accumulator
    Patent number: 4020768
    Abstract: A tow line accumulator is provided having at least one conveyor chain track or channel which is stationary and associated with first and second movable control members. The control members cause a tow pin on a driverless tow vehicle to lose contact with a pusher dog on the conveyor chain whereby the vehicle will come to a stop at the accumulator.
    Type: Grant
    Filed: July 21, 1975
    Date of Patent: May 3, 1977
    Assignee: SI Handling Systems, Inc.
    Inventor: John Newbegin