Patents by Inventor Robert A. Stuart

Robert A. Stuart 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).

  • Connector for electrical supply system
    Patent number: 4557547
    Abstract: A supply connector for an electrical distribution track (1) consisting of a channel housing longitudinal conductors (4) comprises a body (7) carrying contacts (18) for engaging the track conductors, and a polarizing member (23) which cooperates with the track to permit one orientation of the connector in the track, the polarity of the connector being reversible by rotating a member (21) which carries wiring symbols (L,N) to indicate the correct connections between the suuply leads and the terminals for the polarity selected.
    Type: Grant
    Filed: January 10, 1983
    Date of Patent: December 10, 1985
    Assignee: Rotaflex plc
    Inventor: Robert A. Stuart
  • Electrical supply systems
    Patent number: 4492420
    Abstract: To connect electrical supply leads (19) to an electrical distribution track (1-6) a hole (16) is formed in a rear wall (2) by drilling a series of intersecting holes using a guide block (7) engageable in the track channel and including a locking plate (19) to secure it therein, inserting an insulating bushing (8) into the hole (16) and feeding the supply connectors (19) through the bushing for connection to a supply connector (21) which is inserted into the track through the channel mouth.
    Type: Grant
    Filed: January 10, 1983
    Date of Patent: January 8, 1985
    Assignee: Rotaflex plc
    Inventor: Robert A. Stuart