Patents by Inventor David G. Hagan

David G. Hagan 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: 6254144
    Abstract: A hose coupling secures a flexible hose member having a radially outwardly facing exterior hose surface and a radially inwardly facing interior hose surface. The hose coupling includes a housing having a radially outwardly facing exterior surface and a radially inwardly facing interior surface defining a longitudinal passageway, a first axial end, and a second axial end. The interior surface includes a first ramped portion and a first seating portion. A tube support member has a tube portion disposed in the interior longitudinal passageway of the housing and a base portion fixedly coupled to the housing at the second axial end of the housing. The base portion has a seal seat region, and the tube portion has a radially outwardly facing exterior surface that includes a first grip ring for supporting the interior hose surface. The first grip ring is circumferentially disposed about the exterior hose surface.
    Type: Grant
    Filed: November 30, 1999
    Date of Patent: July 3, 2001
    Assignee: Kilgore Manufacturing
    Inventor: David G. Hagan