Patents by Inventor George W. Lapierie

George W. Lapierie 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).

  • Quick-disconnect fluid coupling
    Patent number: 5293902
    Abstract: A quick-disconnect coupling engageable with a fluid fitting is disclosed. The coupling includes a body formed with a cylindrical bore. Within the bore, a valve pin is reciprocally mounted. The valve pin is biased in a closed position by a spring in combination with a threaded set screw which are positioned in the bore in axial alignment with the valve pin. The set screw is rotatable to adjustably compress the spring and adjustably bias the valve pin.
    Type: Grant
    Filed: June 7, 1993
    Date of Patent: March 15, 1994
    Assignee: TIF Instruments, Inc.
    Inventor: George W. Lapierie