Patents by Inventor John D. Conlon

John D. Conlon 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).

  • Tong apparatus for threadedly connecting and disconnecting elongated members
    Patent number: 4357843
    Abstract: A tong apparatus for threadedly connecting and disconnecting elongated members is provided with a housing having a slot for receiving members to be connected. A cage support is rotatably carried by the tong housing and includes a slot for aligning with the tong housing slot to receive the members. Cage apparatus are provided in the cage support and include a slot for aligning with the tong housing slot and cage support slot to receive the members with jaws pivotally supported by the cage and having gripping surface apparatus to grip one of the members. Apparatus are provided to rotate the cage support with apparatus to initially restrain relative rotation between the cage and the cage support upon rotation of the cage support, with the cage support and jaw including cooperating apparatus engageable upon rotation of the cage support to urge the jaws into gripping engagement with one of the members.
    Type: Grant
    Filed: October 31, 1980
    Date of Patent: November 9, 1982
    Assignee: Peck-O-Matic, Inc.
    Inventors: Marvin H. Peck, Larry M. DeSmit, John D. Conlon, Frank O. Bynum