Patents by Inventor Danny F. Quick

Danny F. Quick 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).

  • Method of aligning and fixing valve components during valve assembly
    Patent number: 4740347
    Abstract: The invention provides a means whereby a body such as that of a butterfly valve can be prepared with minimal machining. The manufacture of a butterfly valve is described in which the stem openings for the valve are left in their as-cast condition, the stem bushings inserted, aligned with a stem replica and then permanently locked in aligned position by filling the voids between the bushings and the walls of their openings with the same elastomeric compound from which the valve seat is molded. The compound, after curing or setting, being of such thin wall section that for all practical purposes it is a rigid material.
    Type: Grant
    Filed: June 8, 1984
    Date of Patent: April 26, 1988
    Assignee: Nibco, Inc.
    Inventors: Paul H. Sloan, Jr., Danny F. Quick, James M. Brown, Van W. O'Keefe