Firing mechanism for firearms

• US 3,103,758 A
• Filed: 12/22/1960
• Issued: 09/17/1963
• Est. Priority Date: 12/22/1960
• Status: Expired due to Term

• Current Assignee: Gary Wilhelm
• Original Assignee: Gary Wilhelm
• Inventors: Wilhelm, Gary
• Application Number:
  US04/077,742
• Time in Patent Office: 999 Days
• US Class Current: 42/69.02
• CPC Class Codes: F41A 19/31 Sear arrangements therefor F41A19/33 takes precedence
• CPC Class Codes: F41A 19/59 Electromechanical firing mechanisms, i.e. the mechanical striker element being propelled or released by electric means

Claims

1. A FIRING MECHANISM FOR FIREARMS, SAID FIRING MECHANISM COMPRISING A STICKER MEMBER SPRING LOADED SO AS TO BE CONSTANTLY URGED IN A FIRING DIRECTION;

A PIVOT PIN;

A SEAR PIVOTABLE ABOUT THE PIVOT PIN, SAID SEAR HAVING A FIRST SURFACE FOR ENGAGING SAID STRIKER MEMBER TO PREVENT MOVEMENT OF SAID MEMBER IN A FIRING DIRECTION, SAID SURFACE BEING DISPOSED SO AS TO DIRECT THE VECTOR OF THE FORCE OF THE ENGAGEMENT OF THE STRIKER MEMBER WITH THE SEAR SUBSTANTIALLY TOWARD THE CENTER OF THE PIVOT PIN, SAID SEAR HAVING A SECOND SURFACE;

AND A SEAR CONNECTOR HAVING A SURFACE FOR ENGAGING THE SECOND SURFACE ON THE SEAR TO PREVENT THE SEAR FROM BEING PIVOTED BY THE STRIKER MEMBER, SAID SECOND SURFACE BEING LOCATED AT A DISTANCE FROM THE CENTER OF THE PIVOT PIN SUBSTANTIALLY GREATER THAN THE DISTANCE BETWEEN THE CENTER OF THE PIVOT PIN AND THE AFOREMENTIONED VECTOR OF FORCE, THE VECTOR OF FORCE, WITH RESPECT TO THE PIVOT PIN, BEING SLIGHTLY OFF-CENTER IN A DIRECTION WHEREBY FORCE FROM THE STRIKER MEMBER WILL PIVOT THE SEAR WHEN THE SEAR CONNECTOR IS DISENGAGED FROM THE SECOND SURFACE OF THE SEAR.