Patents by Inventor Donald B. Nordstrom

Donald B. Nordstrom 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).

  • Torque limiting RF connector
    Patent number: 4159667
    Abstract: A connecting nut having a base ring supporting a torque ring in a groove in the body of the base ring and a hex ring held about the torque ring by an annular flange in another groove of the base ring to permit rotation of the hex ring relative to the base ring when the frictional contact between the torque ring and the hex ring is exceeded.
    Type: Grant
    Filed: August 8, 1977
    Date of Patent: July 3, 1979
    Assignee: Solitron Devices, Inc.
    Inventor: Donald B. Nordstrom
  • Torque limiting RF connector
    Patent number: 4046052
    Abstract: A torque limiting RF connector having a base ring for supporting RF connector means about which is operatively related to a torque ring joining a hex ring thereto such that torque is transmitted from the hex ring through the torque ring to the base ring in affixing an RF connection by threading the base ring to a part with which it will mate the connector means such that there is a limit of the applied torque which will not be exceeded.
    Type: Grant
    Filed: October 14, 1976
    Date of Patent: September 6, 1977
    Assignee: Solitron Devices, Inc.
    Inventor: Donald B. Nordstrom