Patents by Inventor Rolf Langenohl

Rolf Langenohl 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).

  • Projectile having an interior space and a method of protection thereof
    Patent number: 5107768
    Abstract: The invention relates to a projectile having an interior space in which disposable payloads and/or electronic components are arranged, and which are of a type intended to have an extended lifetime. To protect the interior components from corrosion, the interior space is filled with a protective gas, for example, argon, nitrogen or hydrogen, or a mixture of these gases. The protective gas may be present in the interior space at a greater than atmospheric pressure of, for example, three bar.
    Type: Grant
    Filed: August 3, 1990
    Date of Patent: April 28, 1992
    Assignee: Rheinmetall GmbH
    Inventor: Rolf Langenohl
  • Blank for a sabot and process for making the same
    Patent number: 4546705
    Abstract: A blank for a sabot having premachined separating lines which are fabricated for the purpose of avoiding cost-intensive machinery by means of extrusion presses and subsequently reduction rolling. A predetermined oversize relative to the finished sabot can be strictly adapted to prevailing requirements by means of a radial gap extending between the separating lines and the peripheral surface.
    Type: Grant
    Filed: February 4, 1983
    Date of Patent: October 15, 1985
    Assignee: Rheinmetall GmbH
    Inventors: Rolf Langenohl, Heinz Mestekemper