Patents by Inventor Clarence M. Henderson

Clarence M. Henderson 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).

  • Rotary switch
    Patent number: 4581500
    Abstract: An apparatus and method is disclosed for providing a rotor switch. The rotor switch consists of a rotor device positioned between a pair of printed circuit boards. One printed circuit board having conductive pads, coupled to the output of the switch, and the other board having a conductive strip, coupled to the input of the switch. A conductive spring, or similar conductor, is disposed through the rotor to couple one of the conductive pads to the conductive strip. A housing having a retainer that fits into exterior notches located in the printed circuit boards and the rotor acts to secure the rotor in place when rotational forces are exerted on the switch.
    Type: Grant
    Filed: December 10, 1984
    Date of Patent: April 8, 1986
    Assignee: Motorola, Inc.
    Inventors: Clarence M. Henderson, James T. Nickles, Robert L. Wannemacher, Jr.