Patents by Inventor Philip W. Hopf

Philip W. Hopf 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: 8047097
    Abstract: A steering wheel assembly, comprising: an insert comprising an armature, a rim portion and at least one spoke connecting the armature to the rim portion; a rim assembly comprising a first rim portion and a second rim portion, the first rim portion and the second rim portion each being configured to be disposed around a periphery of the rim portion of the insert and the first rim portion and the second rim portion are configured to be secured to each other about the rim portion of the insert, the first rim portion and the second rim portion each being separately formed from a polymeric material prior to the securement of the rim assembly to the rim portion of the insert; and a decorative cover disposed about an exterior surface of the rim assembly.
    Type: Grant
    Filed: July 1, 2007
    Date of Patent: November 1, 2011
    Assignee: Autoliv Development AB
    Inventors: Barry C. Worrell, James J. Simpson, Philip W. Hopf, Frank G. Meyer
  • Publication number: 20090000420
    Abstract: A steering wheel assembly, comprising: an insert comprising an armature, a rim portion and at least one spoke connecting the armature to the rim portion; a rim assembly comprising a first rim portion and a second rim portion, the first rim portion and the second rim portion each being configured to be disposed around a periphery of the rim portion of the insert and the first rim portion and the second rim portion are configured to be secured to each other about the rim portion of the insert, the first rim portion and the second rim portion each being separately formed from a polymeric material prior to the securement of the rim assembly to the rim portion of the insert; and a decorative cover disposed about an exterior surface of the rim assembly.
    Type: Application
    Filed: July 1, 2007
    Publication date: January 1, 2009
    Inventors: Barry C. Worrell, James J. Simpson, Philip W. Hopf, Frank G. Meyer
  • Patent number: 4991869
    Abstract: A cover assembly for an occupant restraint system is formed of relatively irrupturable material and includes longitudinal and lateral portions which overlie like portions of a container housing an inflatable occupant restraint cushion. The juxtaposed edges of these portions are arranged which are juxtaposed to each other across a tear line of the container. One edge of each pair terminates in a U shaped return bent flange and the other edge of each pair terminates in an S shaped return bent flange having a flap which extends across the tear line and abuts the U shaped flange.
    Type: Grant
    Filed: October 2, 1989
    Date of Patent: February 12, 1991
    Assignee: General Motors Corporation
    Inventors: Philip W. Hopf, Robert L. Jones, Eric D. Carlson
  • Patent number: 4390193
    Abstract: A steering wheel assembly for vehicles which incorporates an energy absorbing coupling which mounts the steering wheel for tilting movement with respect to a column to an optimum impact position when the wheel receives inertia load and which provides for subsequent energy management by deformation of a plurality of metallic legs which collapse at controlled rates.
    Type: Grant
    Filed: July 7, 1980
    Date of Patent: June 28, 1983
    Assignee: General Motors Corporation
    Inventors: Robert M. Strahan, Philip W. Hopf, Phillip G. Williams
  • Patent number: 4228115
    Abstract: A horn pad assembly having a large irregularly shaped horn switch subassembly is made by enclosing the horn switch subassembly in a sealed bag of heat shrinkable plastic film to mask the slots and holes in the subassembly, heat shrinking the heat shrinkable plastic film to provide a relatively smooth and taut enclosure, and molding a decorative pad of resilient plastic material onto the portions of the heat shrunk plastic film covering the top sides and underside edges of the horn switch subassembly.
    Type: Grant
    Filed: March 22, 1979
    Date of Patent: October 14, 1980
    Assignee: General Motors Corporation
    Inventors: Lawrence B. Gardner, Philip W. Hopf