Patents by Inventor Harry W. Helmer, Jr.

Harry W. Helmer, Jr. 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).

  • Low mass breakerless ignition distributor
    Patent number: 4165726
    Abstract: An automotive type ignition distributor featuring a Hall Effect pickup and associated electronic circuitry and a combined distributor rotor and interrupter unit, which distributes the high tension energy to the spark plugs of the engine, acts as an interrupter for the Hall Effect Pickup and provides a return circuit path to ground for electrostatic charges developed within the distributor to protect the semiconductor components within the distributor from damage due to arc flashover.
    Type: Grant
    Filed: October 5, 1977
    Date of Patent: August 28, 1979
    Assignee: Chrysler Corporation
    Inventor: Harry W. Helmer, Jr.