Quick Change Barrel System for a Firearm
First Claim
Patent Images
1. A quick connection barrel system for a firearm, comprising:
- a. a barrel having a flange proximate a rear end;
b. a barrel trunnion located in the firearm and having interrupted threading;
c. a barrel lock ring located such that the flange is between the barrel lock ring and the barrel trunnion and having non-continuous interrupted threading to mate with non-continuous interrupted threading on the barrel trunnion;
wherein the barrel lock ring and barrel trunnion operate together to cam the flange in place.
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Abstract
The present invention is an improved quick change barrel system for a firearm. It features an interlocking trunnion and lock ring that hold the barrel in place proximate the receiver. Intermittent threading provides multiple points of interface. A foldable handle is provided to allow safe removal of the lock ring and additional torque for attachment and removal of the lock ring from the system.
89 Citations
6 Claims
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1. A quick connection barrel system for a firearm, comprising:
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a. a barrel having a flange proximate a rear end; b. a barrel trunnion located in the firearm and having interrupted threading; c. a barrel lock ring located such that the flange is between the barrel lock ring and the barrel trunnion and having non-continuous interrupted threading to mate with non-continuous interrupted threading on the barrel trunnion; wherein the barrel lock ring and barrel trunnion operate together to cam the flange in place. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification