Patents by Inventor Howard R. Killen

Howard R. Killen 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).

  • Automatic idle speed actuator valve
    Patent number: 4452201
    Abstract: An auxiliary air by-pass actuator valve of small size is disclosed which provides a quick response to the changing RPM of the engine due to changing loads. The actuator employs a stationary D-shaped orifice in communication with a rotatable valve member and D-shaped disc to regulate the amount of auxiliary air which by-passes the throttle blade in an electronic fuel injection system.
    Type: Grant
    Filed: May 25, 1983
    Date of Patent: June 5, 1984
    Assignee: Chrysler Corporation
    Inventors: Richard J. Mazur, Lawrence W. Tomczak, Salim A. Momin, Howard R. Killen