US 11,754,359 B2
Firearm lock mechanism
Warren V. Moore, Lenexa, KS (US)
Assigned to Elucidamus LLC, Lenexa, KS (US)
Filed by Elucidamus LLC, Lenexa, KS (US)
Filed on Nov. 10, 2021, as Appl. No. 17/523,666.
Claims priority of provisional application 63/131,969, filed on Dec. 30, 2020.
Prior Publication US 2022/0205752 A1, Jun. 30, 2022
Int. Cl. F41A 17/76 (2006.01); F41C 3/14 (2006.01)
CPC F41A 17/76 (2013.01) [F41C 3/14 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A lock mechanism for a firearm, said lock mechanism comprising:
a trigger pivotable about a trigger pivot point; and
a hammer pivotable about a hammer pivot point, with a toggle line being defined between the trigger pivot point and the hammer pivot point,
said trigger progressively pivoting about the trigger pivot point, from a preparatory trigger position to an imminent release trigger position, to drive the hammer about the hammer pivot point, from a preparatory hammer position to an imminent release hammer position,
said trigger contacting the hammer at a contact point disposed on a first side of the toggle line when the trigger is in the preparatory trigger position and the hammer is in the preparatory hammer position,
said contact point being shifted to be disposed on a second side of the toggle line, opposite the first side, when the trigger is in the imminent release trigger position and the hammer is in the imminent release hammer position,
said hammer defining a pair of generally orthogonal faces and an angled cam surface extending between and interconnecting the generally orthogonal faces,
said trigger engaging the angled cam surface at the contact point.