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US 11,841,201 B2Granted
Barrel unit for a firearm
AssigneeGlock Technology GmbH
InventorAndreas Wutte
Life of this patent
Estimating the term…
Abstract
A barrel unit for a firearm, including a barrel with a barrel axis, muzzle and a barrel end opposite the muzzle, on which at least two barrel lugs are formed, and a barrel extension with a barrel receptacle and a first end and a second end, wherein inwardly extending locking lugs are formed on the first end, to work together with a bolt, and inwardly extending barrel locking lugs are formed closer to the second end than the locking lugs. A barrel cam on the outer surface cooperates with a cam lug arranged on the barrel extension to fix the barrel in a predefined end position.
Claims22
A barrel unit for a firearm, comprising:
- a barrel having a barrel axis, a muzzle, a barrel end opposite the muzzle, and at least two barrel lugs formed on the barrel end;
- a barrel extension having a barrel receptacle, the barrel extension having a first end and a second end;
- a plurality of inwardly extending locking lugs formed on the first end of the barrel extension, the locking lugs being configured to work together with a bolt;
- a plurality of inwardly extending barrel locking lugs formed on the barrel extension, the barrel locking lugs being formed closer to the second end than the inwardly extending locking lugs;
- wherein the barrel has a cam on an outer surface that is configured to cooperate with a cam lug arranged on the barrel extension, the cam having a first portion and a second portion, the first portion being formed beginning at the end of the barrel and extending parallel to the barrel axis, and the second portion being at least partially formed in a circumferential direction around the barrel axis;
- and wherein the second portion has a locking surface that is complementary in shape to the cam lug, such that the cam lug and/or the locking surface are configured to be preloaded against each other in a radial direction to fix the barrel in a predefined end position.
3 more elements
Dependencies are inferred from the claim text.