Patents Assigned to Robert L. Shetler
  • Electronic shifting and ignition control system for motorcycles
    Patent number: 4488455
    Abstract: A circuit and mechanism employing Hall effect devices as sensors disables and enables the ignition of a motorcycle in response to changing position of a shift lever. The ignition circuit is disabled at the start of shift lever transit and enabled as soon as travel on the lever completes a shift. A side stand position sensor and interlock is also included.
    Type: Grant
    Filed: September 2, 1981
    Date of Patent: December 18, 1984
    Assignee: Robert L. Shetler
    Inventors: Robert L. Shetler, Robert Merritt, Torsak Sethanant