Patents by Inventor Jochen Hoff

Jochen Hoff 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).

  • Patent number: 5289755
    Abstract: A ram head for possibly two-part ammunition which is provided at its bottom with a central rotationally symmetrical form-locking zone. In order to be able to unload the ammunition, a housing (1) is provided with a ring (11) that is arranged to be axially displaceable therein and is provided with a plurality of radially pivotally articulated extraction levers (12), with the extraction levers (12) being spreadable against a spring bias by a plunger (25). The ring is coupled with a slide sleeve (22) that is provided with a centering ring (23) having a shape corresponding to the form locking zone of the ammunition and the axial movement of the ring (11) and of the plunger (25) is controllable by an eccentric shaft (8) mounted on the housing.
    Type: Grant
    Filed: October 22, 1992
    Date of Patent: March 1, 1994
    Assignee: Rheinmetall GmbH
    Inventors: Erich Zielinski, Adolf Nordmann, Jochen Hoff
  • Patent number: 5105715
    Abstract: A tank turret including an armored turret housing having a front side provided with solid front armor, and a pivotally mounted gun including a cradle shield, cradle, recoil device and rearward breech block housing being arranged in the turret housing. The armored turret housing, or at least parts of it, are used to increase recoil mass of the gun.
    Type: Grant
    Filed: September 10, 1990
    Date of Patent: April 21, 1992
    Assignee: Rheinmetall GmbH
    Inventors: Adolf Nordmann, Wilfried Becker, Josef Metz, Erich Zielinski, Jochen Hoff, Hans Hulsewies, Friedhelm Knorich, Wolfgang Boer