Patents by Inventor Alfred Cramer

Alfred Cramer 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).

  • Gas supply tube and method of making same
    Patent number: 7254980
    Abstract: A metal gas-feed tube for a head air bag automotive vehicle has a sleeve formed on a bent end thereof to fit onto a connecting fitting of a gas generator. That sleeve is formed in part from an unbent region of the tube by pressing a mandrel into the end of the tube which lies outside a die so that the rear end of the sleeve is formed from a bent portion while the free end is not subjected to bending deformation in the production of the bend.
    Type: Grant
    Filed: April 28, 2004
    Date of Patent: August 14, 2007
    Assignee: Carl Froh GmbH
    Inventor: Alfred Cramer
  • Gas supply tube and method of making same
    Publication number: 20040262899
    Abstract: A metal gas-feed tube for a head air bag automotive vehicle has a sleeve formed on a bent end thereof to fit onto a connecting fitting of a gas generator. That sleeve is formed in part from an unbent region of the tube by pressing a mandrel into the end of the tube which lies outside a die so that the rear end of the sleeve is formed from a bent portion while the free end is not subjected to bending deformation in the production of the bend.
    Type: Application
    Filed: April 28, 2004
    Publication date: December 30, 2004
    Applicant: CARL FROH GmbH
    Inventor: Alfred Cramer