Patents Assigned to Marco/Marvin Electric Manufacturing Co.
  • Adaptor and mechanism for grounding a track light system
    Patent number: 5013251
    Abstract: A connector apparatus or adaptor for use in a track-lighting system is provided which includes a grounding leaf to effect electrical contact between a grounded metallic track and a grounding conductor or grounding wire in the connector apparatus. The grounding leaf is slidably mounted onto the floor of the connector apparatus and provides an upwardly protruding lip which is placed in contact with an arm of the metallic track upon locking engagement therewith.
    Type: Grant
    Filed: August 4, 1989
    Date of Patent: May 7, 1991
    Assignee: Marco/Marvin Electric Manufacturing Co.
    Inventors: Ralph S. Stringer, Horace L. Green, Jr.
  • Combined connector and stem for a track light
    Patent number: D320866
    Type: Grant
    Filed: August 7, 1989
    Date of Patent: October 15, 1991
    Assignee: Marco/Marvin Electric Manufacturing Co.
    Inventors: Ralph S. Stringer, Horace L. Green, Jr.