Patents by Inventor David F. Zupfer

David F. Zupfer 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).

  • Patent number: 4525006
    Abstract: An electrical disconnect tool (10) for insulatably gripping and removing a high voltage terminator (41) from a connector (43) is disclosed. The terminator (41) has a removal hook (40). The tool (10) includes an elongate tube (14) having first and second ends. A working head (13) is cooperatively connected to the second of the elongate tube. The working head (13) includes a plurality of opposed jaw members (23a) through (23c) for gripping the terminator (41). Means for moving the working head (13) between opened and closed positions is provided. A ratchet assembly (12) is axially spaced from and cooperatively connected to the tube (14). The ratchet assembly (12) includes a ratchet rod (31) with first and second ends. The second end being axially spaced from the working head (13) whereby operation of the ratchet assembly (12) causes the working head (13) to be moved away from the second end of the ratchet rod (31). Also provided is means for engaging the removal hook (40) of the terminator (41).
    Type: Grant
    Filed: May 2, 1983
    Date of Patent: June 25, 1985
    Assignee: R.J. LeVesque Manufacturing Co.
    Inventors: David J. Nowak, David F. Zupfer