Patents by Inventor Friedhelm Knörich

Friedhelm Knörich 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).

  • Gun
    Patent number: 6874268
    Abstract: A gun in which the gun barrel (2) is seated to be axially displaced in a cradle barrel. To avoid a lifting effect of the gun barrel (2) upon firing, and omit the necessity of complicated guide grooves in the cradle barrel (3) and tabs on the gun barrel (2), an elastically deformable, first slide-bushing bearing (5) is provided at the muzzle end of the cradle barrel, and a second slide-bushing bearing (6) with a predetermined amount of fit play is provided at the breech-ring end of the cradle barrel 3.
    Type: Grant
    Filed: November 3, 2003
    Date of Patent: April 5, 2005
    Assignee: Rheinmetall W & M GmbH
    Inventors: Berthold Baumann, Eckehard Bohnsack, Friedhelm Knörich