Patents by Inventor Helmut Burckhardt

Helmut Burckhardt 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).

  • Method of making a high-explosive projectile
    Patent number: 6502515
    Abstract: A method of providing a high-explosive projectile with desired areas of fragmentation includes the following steps: securing a steel plate component in a circumferentially extending recess in the outer surface of a projectile body; directing an energy beam to outer surface portions of the steel plate component; heating, by the energy beam, narrow zones to a temperature above the melting temperature of the steel plate component to a predetermined depth thereof; and cooling the heated zones for effecting structural metallurgical changes in the steel plate component for obtaining the desired areas of fragmentation.
    Type: Grant
    Filed: December 14, 2000
    Date of Patent: January 7, 2003
    Assignee: Rheinmetall W & M GmbH
    Inventors: Helmut Burckhardt, Walter Simon, Thomas Heitmann
  • Method of making a high-explosive projectile
    Publication number: 20010004868
    Abstract: A method of providing a high-explosive projectile with desired areas of fragmentation includes the following steps: securing a steel plate component in a circumferentially extending recess in the outer surface of a projectile body; directing an energy beam to outer surface portions of the steel plate component; heating, by the energy beam, narrow zones to a temperature above the melting temperature of the steel plate component to a predetermined depth thereof; and cooling the heated zones for effecting structural metallurgical changes in the steel plate component for obtaining the desired areas of fragmentation.
    Type: Application
    Filed: December 14, 2000
    Publication date: June 28, 2001
    Inventors: Helmut Burckhardt, Walter Simon, Thomas Heitmann