Patents by Inventor Jean Cauchetier

Jean Cauchetier 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).

  • Core-generating charge with means for correcting entrainment rotation effects
    Patent number: 5505136
    Abstract: The invention relates to warheads including a core-generating charge and rotating about an axis which is not the charge axis. In front of the coating of the charge is positioned a wedge with a straight or curved triangular cross section, for slowing down said coating in a non-isotropic manner. The wedge is further destroyed during the formation of the core.
    Type: Grant
    Filed: June 22, 1992
    Date of Patent: April 9, 1996
    Assignee: Thomson-Brandt Armements
    Inventors: Jean Cauchetier, Jean-Pierre Frehaut
  • Explosive device with a hollow charge, designed for penetrating armor protected by active primary armor
    Patent number: 5394804
    Abstract: An explosive device with a hollow charge of the type including a main warhead with a wave shaper and a primary warhead for the penetration of active primary armor. The primary warhead comprises a hollow charge provided at the apex of the main warhead and separated from the latter by wave transmitting means in the form of a third hollow charge placed inverted relative to the other two hollow charges, the primary warhead also acting as a wave shaper for the main warhead.
    Type: Grant
    Filed: July 21, 1993
    Date of Patent: March 7, 1995
    Assignee: Thomson-Brandt Armements
    Inventor: Jean Cauchetier