Patents by Inventor Alan C. Rotherham

Alan C. Rotherham 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).

  • T-nut insertion machine
    Patent number: 4821940
    Abstract: A machine 10 to insert "T Nuts" 77 into a piece of timber, the machine 10 including a pneumatically operated insertion assembly 12 having an air nozzle 46 which moves the "T-Nut" 77 to an insertion location and a pneumatically operated ram 20 which has a piston 26 movable from a retracted position to an extended position inserting the "T-Nut" 77.
    Type: Grant
    Filed: February 27, 1987
    Date of Patent: April 18, 1989
    Assignee: Tee-Sert Pty. Ltd.
    Inventor: Alan C. Rotherham