Patents Assigned to Efcor, Inc.
  • Patent number: 4549755
    Abstract: A watertight connector for jacketed metal clad armored cable includes cylindrical body member externally threaded at opposite ends and having an enlarged rear bore delineated from the front bore by an annular shoulder, the rear bore having a rearwardly facing conical face intermediate its front and rear ends. An elastomeric bushing has a front portion telescoping the conical face, a flat metal washer engages the bushing rear face and is superimposed by a relatively hard deformable plastic ring. A gland nut engages the body member rear threaded portion and has a conical forwardly facing shoulder bearing on the plastic ring. A grounding collar is located in the forward end of the enlarged bore and engages the annular shoulder and includes forwardly inwardly inclined resilient fingers.
    Type: Grant
    Filed: June 16, 1983
    Date of Patent: October 29, 1985
    Assignee: Efcor, Inc.
    Inventors: Vincent Kot, Bruce Wallis, Alfred Robinson
  • Patent number: D283486
    Type: Grant
    Filed: May 4, 1983
    Date of Patent: April 22, 1986
    Assignee: Efcor Inc.
    Inventors: Robert Fogel, Frank Guginsky
  • Patent number: D283675
    Type: Grant
    Filed: January 18, 1985
    Date of Patent: May 6, 1986
    Assignee: Efcor, Inc.
    Inventors: Robert Fogel, Frank Guginsky