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US 11,686,540 B2Granted
Breechblock for a firearm
AssigneeGlock Technology GmbH
InventorElmar Bilgeri
Life of this patent
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Abstract
Breechblocks for firearms, the breechblocks including a barrel axis and a barrel extension, including a bolt with cam pin and cam pin axis, and a bolt carrier which has at least one end face and an assembly groove and a substantially S-shaped cam slot with a locked position and an unlocked position, wherein the assembly groove at the locked position of the cam slot is subsequently formed substantially from behind in the forward barrel direction and is essentially U-shaped.
Claims19
A breechblock for a firearm, where the firearm includes a barrel axis and a barrel extension, the breechblock comprising:
- a bolt with a cam pin and a cam pin axis;
- a bolt carrier, the bolt carrier having at least one end face, an assembly groove, and a substantially S-shaped cam slot with a locked position and an unlocked position;
- wherein the assembly groove is substantially U-shaped or J-shaped with two legs that are substantially oriented in the direction of the barrel axis;
- and that one of the two legs of the U-shaped assembly groove, or a shorter leg of the J-shaped assembly groove, adjoins the locked position of the cam slot substantially from behind relative to a forward barrel direction.
1 more element
Dependencies are inferred from the claim text.