Patents by Inventor Claude Waitzenegger

Claude Waitzenegger 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).

  • Pyrotechnic tool driving device
    Patent number: 5913252
    Abstract: A pyrotechnic firing device for tools connected to a firing plunger movably mounted in a launch tube. The device consists of an inner barrel or frame (1), and a firing gas generator (9) housed in a modular breech (7) at one end of the launch tube (5) secured to a weight (3) which receives the recoil on the breech (7) during firing and is connected to one end of a damping cylinder (6) between the frame (1) and the weight (3). The device is useful as an easily adaptable and convertible firing device capable of being fitted with a wide variety of tools.
    Type: Grant
    Filed: January 23, 1997
    Date of Patent: June 15, 1999
    Assignee: Bernard Castagner
    Inventors: Bernard Castagner, Jean Pierre Boyault, Dominique Dufaut, Alain Nguyen, Claude Waitzenegger
  • System for driving anchors in the ground
    Patent number: 5104264
    Abstract: Apparatus for driving anchors in the ground by gas pressure which includes on a frame to be maintained stationary relative to the ground, a mechanism for firing and combustion of a pyrotechnical composition, and for launching an anchor. The apparatus including an acoustic shield for gas expansion which is slidingly mounted on a recoil ramp so as to balance the impulse transmitted to the anchor by the force of gravity.
    Type: Grant
    Filed: March 20, 1990
    Date of Patent: April 14, 1992
    Inventors: Bernard Castagner, Claude Waitzenegger