Patents by Inventor Douglas D. Duffield

Douglas D. Duffield 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).

  • Molded cable assembly
    Patent number: 5201676
    Abstract: A cable assembly for connecting a connector shell to a mating connector, the assembly having an electrical connector and a cable which are interconnected to form the assembly comprising: a cable shield for covering the cable along its entire length; a first molded housing for covering the connector to cable interface and for providing a substrate for the cable shield; a second molded housing for covering the first molded housing and for locking the cable assembly to the mating connector; and a third molded housing for securing the cable and the connector to cable interface to the second molded housing.
    Type: Grant
    Filed: January 27, 1992
    Date of Patent: April 13, 1993
    Assignee: Cooper Industries, Inc.
    Inventors: Douglas D. Duffield, William J. Weber
  • Intermediate electrical component for a molded plug
    Patent number: 4897052
    Abstract: An intermediate electrical component for an electrical connector has a body portion and a cap portion interfitted therewith. A plurality of terminal elements having stranded conductors connected to them are positioned in the body portion and substantially enclosed by the cap portion to prevent strays from escaping from the body portion and the cap portion.
    Type: Grant
    Filed: February 3, 1989
    Date of Patent: January 30, 1990
    Assignee: Cooper Industries, Inc.
    Inventors: James D. Priest, Douglas D. Duffield