Patents by Inventor Roy E. R. Smith

Roy E. R. Smith 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).

  • Electromagnetic relay
    Patent number: 4486727
    Abstract: A miniature DIL relay comprising a motor unit and a casing (1) housing the motor unit (2) and including opposed sidewalls (14, 14a) of insulating plastics material, each sidewall having embedded therein a conductor frame providing external connection terminals (15, 16, 17) of the relay and supporting the fixed and moving relay contacts (8, 11, 6, 7) in the casing, the motor unit having a bobbin with a pair of external connection terminals (18, 21) mounted thereon which project through the casing and which are connected to the motor unit winding.
    Type: Grant
    Filed: September 21, 1982
    Date of Patent: December 4, 1984
    Assignee: International Standard Electric Corporation
    Inventors: Albert L. Freeman, Brian H. Taylor, Roy E. R. Smith