Patents by Inventor Andrew Raoul St. Denis

Andrew Raoul St. Denis 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).

  • Press true-hit safety counter
    Patent number: 4057713
    Abstract: A counter device is described for counting workpieces produced by stamping or blanking on a power press of the type having a ram powered by a flywheel through a clutch and crankshaft with the flywheel being powered by an electric motor. The counter is arranged to count only workpieces actually produced and operates by detecting cyclic enegy losses of the flywheel during the actual production of a workpiece.
    Type: Grant
    Filed: July 7, 1976
    Date of Patent: November 8, 1977
    Assignee: Firan Electronics, Inc.
    Inventors: Klaus Hermann Mette, Andrew Raoul St. Denis