Patents Assigned to Carl Froh GmbH
  • 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
  • Telescoping vacuum-cleaner suction pipe assembly
    Patent number: 5941575
    Abstract: A telescoping vacuum-cleaner pipe assembly has a guide sleeve on an outer pipe which cooperates with an actuating sleeve displaceable against the force of a ring spring on the guide sleeve to lock and unlock a detent engageable in recesses on an inner pipe. The ring spring is held between the actuating sleeve and an annular cap locking into the actuating sleeve.
    Type: Grant
    Filed: January 23, 1998
    Date of Patent: August 24, 1999
    Assignee: Carl Froh GmbH
    Inventor: Thomas Herbst