Patents by Inventor Harald Kellermann

Harald Kellermann 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: 7451683
    Abstract: The invention concerns a pistol with a housing (1), breech part (4) movable relative to housing (1), a barrel (5) arranged within breech part (4) and a trigger system (14, 15 16). The housing (1) according to the invention contains a receiver (2) and an upper housing part (3) designed in one part with it, which encloses the breech part (4) with the barrel (5) arranged in it.
    Type: Grant
    Filed: November 30, 2005
    Date of Patent: November 18, 2008
    Assignee: J.P. Sauer & Sohn GmbH
    Inventors: Harald Kellermann, Adrian Thomele
  • Patent number: 7263796
    Abstract: The invention relates to a trigger system for hand firearms with a hammer, a catch allocated to the hammer, a trigger, and a trigger arm interacting with this trigger, wherein the hammer has a first stop for holding the hammer in a completely cocked position and the trigger arm has a first trigger arm stop edge for engaging with an associated first hammer stop of the hammer. In order to allow pulling of the trigger with lower trigger weight even in the double-action mode, the hammer contains a second stop for holding the hammer in a partially pre-cocked position and the trigger arm has a second trigger arm stop edge for engaging an associated second hammer stop of the hammer.
    Type: Grant
    Filed: August 24, 2005
    Date of Patent: September 4, 2007
    Assignee: S.A.T. Swiss Arms Technology AG
    Inventors: Harald Kellermann, Jens-Peter Bremer
  • Publication number: 20060156608
    Abstract: The invention concerns a pistol with a housing (1), breech part (4) movable relative to housing (1), a barrel (5) arranged within breech part (4) and a trigger system (14, 15 16). The housing (1) according to the invention contains a receiver (2) and an upper housing part (3) designed in one part with it, which encloses the breech part (4) with the barrel (5) arranged in it.
    Type: Application
    Filed: November 30, 2005
    Publication date: July 20, 2006
    Applicant: S.A.T. SWISS ARMS TECHNOLOGY AG
    Inventors: Harald Kellermann, Adrian Thomele
  • Publication number: 20060064912
    Abstract: The invention relates to a trigger system for hand firearms with a hammer, a catch allocated to the hammer, a trigger, and a trigger arm interacting with this trigger, wherein the hammer has a first stop for holding the hammer in a completely cocked position and the trigger arm has a first trigger arm stop edge for engaging with an associated first hammer stop of the hammer. In order to allow pulling of the trigger with lower trigger weight even in the double-action mode, the hammer contains a second stop for holding the hammer in a partially pre-cocked position and the trigger arm has a second trigger arm stop edge for engaging an associated second hammer stop of the hammer.
    Type: Application
    Filed: August 24, 2005
    Publication date: March 30, 2006
    Applicant: S. A. T. SWISS ARMS TECHNOLOGY AG
    Inventors: Harald Kellermann, Jens-Peter Bremer
  • Publication number: 20060032101
    Abstract: The invention relates to a trigger system for small arms, said system including a hammer, a catch associated with the hammer, a trigger, and a trigger bar which co-operates with the trigger and has a first locking edge for engaging with a first fire locking element of the hammer. The aim of the invention is to create a trigger system which has a low trigger resistance and remains operable even in the event of firing failure. To this end, the trigger bar has a second locking edge for engaging with a second fire locking element of the hammer.
    Type: Application
    Filed: August 12, 2005
    Publication date: February 16, 2006
    Applicant: S.A.T. SWISS ARMS TECHNOLOGY AG
    Inventor: Harald Kellermann