Utilizing Stored Energy Patents (Class 72/453.1)
Stored kinetic energy (Class 72/453.11)
  • Striker plate and sheet-metal forming tool comprising such a striker plate
    Patent number: 7818988
    Abstract: A striker plate for a sheet-metal forming tool designed to be arranged between a gas-filled spring having a striking surface on a piston rod stop and a surface situated on the sheet-metal forming tool and thereby to receive force from the gas-filled spring in sheet metal forming. The striker plate includes a spring part arranged between a striker part and a bottom part, and is designed to be arranged at one of the surfaces.
    Type: Grant
    Filed: September 28, 2005
    Date of Patent: October 26, 2010
    Assignee: Stromsholmen AB
    Inventor: Johann Runesson
  • Battering ram
    Publication number: 20090199613
    Abstract: A battering apparatus including a battering element, an air source, a sensing device, a triggering mechanism, and a battering element release mechanism. Engagement of the sensing device activates the triggering mechanism which in turn activated the battering element release mechanism. The battering element is then released, and driven by air from the air source, moved to its extended position, causing the battering head of the battering element to engage an item to be broken.
    Type: Application
    Filed: February 6, 2009
    Publication date: August 13, 2009
    Inventor: David T. Krumrei