Patents by Inventor Lawrence Dean Shull

Lawrence Dean Shull 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).

  • Sleeveless tire building drum
    Patent number: 10259181
    Abstract: A tire building drum and a method of building a tire carcass is disclosed. The tire building drum has a center section comprised of a plurality of segments that are radially and axially movable. The sleeve of the tire building drum over the center section has been eliminated, and instead has two seals located on the outer ends or shoulders of the center section of the tire building drum. The building drum further comprises shoulder sections that are axially movable. The shoulder sections include radially expandable bead locks. The method employs the steps of applying one or more carcass layers, locking the bead locks and moving the center section radially outwardly while moving the bead locks axially inwardly.
    Type: Grant
    Filed: August 15, 2012
    Date of Patent: April 16, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Douglas Raymond Weaver, Lawrence Dean Shull
  • SLEEVELESS TIRE BUILDING DRUM
    Publication number: 20140048212
    Abstract: A tire building drum and a method of building a tire carcass is disclosed. The tire building drum has a center section comprised of a plurality of segments that are radially and axially movable. The sleeve of the tire building drum over the center section has been eliminated, and instead has two seals located on the outer ends or shoulders of the center section of the tire building drum. The building drum further comprises shoulder sections that are axially movable. The shoulder sections include radially expandable bead locks. The method employs the steps of applying one or more carcass layers, locking the bead locks and moving the center section radially outwardly while moving the bead locks axially inwardly.
    Type: Application
    Filed: August 15, 2012
    Publication date: February 20, 2014
    Inventors: Douglas Raymond Weaver, Lawrence Dean Shull