US 12,487,043 B2
Device for disassembling a firearm
Laurent Balhan, Mormont (BE); and Dorian Delvaux, Vivegnis (BE)
Assigned to FN HERSTAL S.A., Herstal (BE)
Filed by FN HERSTAL S.A., Herstal (BE)
Filed on Apr. 18, 2023, as Appl. No. 18/302,680.
Claims priority of application No. 22170641 (EP), filed on Apr. 28, 2022.
Prior Publication US 2023/0349655 A1, Nov. 2, 2023
Int. Cl. F41A 11/00 (2006.01); F41A 17/34 (2006.01)
CPC F41A 11/00 (2013.01) [F41A 17/34 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A pistol comprising an anti-disassembly protection device, the anti-disassembly protection device comprising:
a disassembly key arranged rotatably in a frame, the disassembly key configured to be manually turned between an angular locking position and an angular disassembly position,
wherein the disassembly key is configured to transition between a transverse resting position and a transverse rotation position,
wherein the disassembly key comprises a first blocking means configured to cooperate with a second blocking means on the frame to prevent rotation of the disassembly key into the angular disassembly position when the disassembly key occupies the transverse resting position;
wherein a barrel is affixed to the frame via an axle of the disassembly key passing into a hole or a slot disposed under the barrel; and
wherein the disassembly key comprises a first index hole, a second index hole, and a sliding shoe held against the disassembly key by a spring, wherein the sliding shoe is supported on the first index hole when the disassembly key occupies the transverse resting position, and is supported on the second index hole when the disassembly key occupies the transverse rotation position.