Patents by Inventor Frank Achilles

Frank Achilles 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).

  • Modular propellant charge
    Patent number: 5282423
    Abstract: A modular propellant charge (10) composed of N propellant charge modules (1; 11-16) each having a length Lo. In order to obtain an economical, durable, easily released connection between the propellant charge modules (1; 11-16), a displaceable sleeve (6; 17-22) of a length L is axially slidably arranged on the exterior of each propellant charge module (1; 11-16) with the relationship ##EQU1## applying for the length L. The displaceable sleeves are utilized to interconnect adjacent modules.
    Type: Grant
    Filed: July 23, 1992
    Date of Patent: February 1, 1994
    Assignee: Rheinmetall GmbH
    Inventors: Gunter Sikorski, Albert Schulze, Eckhard Rahnenfuhrer, Dieter Grabner, Frank Achilles