Patents by Inventor Norman R. Steinberg

Norman R. Steinberg 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).

  • Cable sealing
    Patent number: 4755241
    Abstract: A joint between a mass-impregnated paper insulated cable and a plastic insulated cable is sealed to contain the mass impregnating, oil material by applying a heat-recoverable oil resistant tubing over the exposed paper insulation so as to leave a portion thereof uncovered adjacent the exposed conductor of the cable, applying an oil resistant mastic to said uncovered portion of the insulation and over an adjacent end of said tubing, and applying a further heat-recoverable tubing over the mastic and an adjacent portion of the oil resistant tubing.
    Type: Grant
    Filed: March 6, 1987
    Date of Patent: July 5, 1988
    Assignee: Raychem GmbH
    Inventor: Norman R. Steinberg
  • Cable sealing
    Patent number: 4485269
    Abstract: A joint between a mass-impregnated paper insulated cable and a plastic insulated cable is sealed to contain the mass impregnating, oil material by applying a heat-recoverable oil resistant tubing over the exposed paper insulation so as to leave a portion thereof uncovered adjacent the exposed conductor of the cable, applying an oil resistant mastic to said uncovered portion of the insulation and over an adjacent end of said tubing, and applying a further heat-recoverable tubing over the mastic and an adjacent portion of the oil resistant tubing.
    Type: Grant
    Filed: April 2, 1982
    Date of Patent: November 27, 1984
    Assignee: Raychem GmbH
    Inventor: Norman R. Steinberg