Patents by Inventor Hugh Zentmyer

Hugh Zentmyer 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).

  • Meltblowing apparatus
    Patent number: 6890167
    Abstract: A meltblowing apparatus for dispensing an adhesive through a plurality of first orifices of a die assembly fabricated from a plurality of laminated members to form a plurality of adhesive flows at a first velocity and dispensing air through a plurality of second orifices in the die assembly to form a plurality of air flows at a second velocity. The plurality of first and second orifices arranged in an alternating series so that each of the plurality of first orifices is flanked on substantially opposing sides by one of the plurality of second orifices, wherein the plurality of first and second orifices are oriented to direct non-convergently the plurality of adhesive flows and the plurality of air flows.
    Type: Grant
    Filed: March 18, 2000
    Date of Patent: May 10, 2005
    Assignee: Illinois Tool Works Inc.
    Inventors: Kui-Chiu Kwok, Donald Van Erden, Hugh Zentmyer