Jul 1, 2025

US12345488 - Self-loading pistol with a pre-cocked firing pin with an assembly for safe disassembling

A self-loading pistol with a pre-cocked firing pin and with an assembly for safe disassembling, comprising a trigger bar ( 7 ) with a peripherally at least partly closed frame part ( 7 c ) to surround a pistol magazine ( 39 ). The frame part ( 7 c ) having, with respect to the shooting direction, a vertical surface ( 7 m ) arranged on its rear side, and on the front side, a lug ( 7 f ) for catching a firing pin ( 3 ). The trigger bar ( 7 ) is arranged in the pistol frame on a cross pin ( 29 ) that crosses the vertical surface ( 7 m ). The trigger bar ( 7 ) is moveable by means of a trigger ( 15 ). In the pistol frame, over the trigger bar ( 7 ), a disassembling lever ( 11 ) is arranged that has a button ( 11 d ) and a pivot ( 11 a ) that carries a cam ( 18 ) for engagement with the trigger bar ( 7 ). The cross pin ( 29 ) passes through a guide cam ( 7 e ) arranged in the vertical surface ( 7 m ). The vertical surface ( 7 m ) has, at its side facing the magazine ( 39 ), a contact surface ( 7 i ) for the magazine ( 39 ). An arm ( 7 k ) protrudes from the frame part ( 7 c ) at its front side with respect to the shooting direction. A pulling thumb ( 7 a ) and at a distance from it, a support stop ( 7 j ) being arranged at the free end of the arm ( 7 k ). The cam ( 18 ) has a nose ( 18 a ) at one side and a protrusion ( 18 b ) at the opposite side. The nose ( 18 a ) reaches between the pulling thumb ( 7 a ) and the supporting stop ( 7 j ) of the trigger bar ( 7 ). The protrusion ( 18 b ) is bringable into a recess ( 1 a ) at the facing side of the slide ( 1 ).

Assignee: CESKA ZBROJOVKA A.S.
Inventors: Jakub Ocelik, Martin Chaloupka, Ales Kostka, Lukas Kalab
Filing date: 2022-12-06

self-loadingpistolfiring pintrigger

The patent describes a self-loading pistol featuring a pre-cocked firing pin and a mechanism for safe disassembly, which includes a trigger bar and a disassembling lever. The design incorporates a vertical surface for magazine support and a cam system that facilitates the interaction between the trigger bar and the disassembling lever.

Claim 1

A self-loading pistol with a pre-cocked firing pin and with an assembly for safe disassembling, comprising a trigger bar ( 7 ) with a peripherally at least partly closed frame part ( 7 c ) to enclose a pistol magazine ( 39 ), the frame part ( 7 c ) having a vertical surface ( 7 m ) arranged on its rear side in a direction of fire, and on a rear side of the vertical surface, a lug ( 7 f ) for catching a firing pin ( 3 ), wherein the trigger bar ( 7 ) is arranged in a pistol frame on a cross pin ( 29 ) that passes through the vertical surface ( 7 m ), and the trigger bar ( 7 ) is moveable by means of a trigger ( 15 ), and, in the pistol frame over the trigger bar ( 7 ), a disassembling lever ( 11 ) is arranged, which has a button ( 11 d ) and a pivot ( 11 a ) that carries a cam ( 18 ) for engagement with the trigger bar ( 7 ), characterized in that the cross pin ( 29 ) passes through a guide cam ( 7 e ) arranged in the vertical surface ( 7 m ), and the vertical surface ( 7 m ) has, at a side facing the magazine ( 39 ), a contact surface ( 7 i ) for the magazine ( 39 ), and an arm ( 7 k ) protrudes from the frame part ( 7 c ) at a front side in the direction of fire, and a free end of the arm ( 7 k ) includes a pulling thumb ( 7 a ) and a support stop ( 7 j ) spaced from the pulling thumb ( 7 a ), wherein the cam ( 18 ) has a nose ( 18 a ) at one side and a protrusion ( 18 b ) at the opposite side, and the nose ( 18 a ) reaches between the pulling thumb ( 7 a ) and the supporting stop ( 7 j ) of the trigger bar ( 7 ) while the protrusion ( 18 b ) can be inserted into a recess ( 1 a ) at a facing side of a slide ( 1 ).

Google Patents

https://patents.google.com/patent/US12345488

USPTO PDF

https://image-ppubs.uspto.gov/dirsearch-public/print/downloadPdf/12345488