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US 11,898,813 B2Granted
Carbine assembly
AssigneeGibbens Engineering Group, LLC
InventorsKevin W. Gibbens, David W. Gibbens
Life of this patent
Estimating the term…
Abstract
Provided is a fast cycling/low recoil pistol caliber carbine assembly. The carbine assembly may include an upper receiver, a lower receiver, a feed ramp, a bolt stop, a magazine, a control mechanism comprising a control lever, a control base, a control pivot pin, and a control spring, an ejector, a gap filler member. The assembly provides last round bolt hold open, trigger finger actuated bolt release, short stroke cycle, barrel ramp, ambidextrous magazine release, and uses Glock magazines.
Claims8
A carbine assembly comprising:
- an upper receiver;
- a lower receiver with a magazine fillable with ammunition, wherein the magazine is removably coupled to the lower receiver;
- and
- a bolt stop/feed assembly coupled within the upper receiver and the lower receiver, the bolt stop/feed assembly comprising a bolt stop rotatably coupled to a feed ramp, wherein the bolt stop rotates with respect to the feed ramp and the bolt stop/feed assembly is configured to feed ammunition into a barrel of the carbine assembly and stop operation of the bolt carrier when a last round of ammunition is fired from the carbine assembly upper receiver.
1 more element
A carbine assembly comprising:
- a lower receiver with a magazine fillable with ammunition, the magazine removably coupled to the lower receiver, wherein the lower receiver comprises:
- a right-side gap and a left-side gap for receiving a control arm through the right-side gap for a right-hand shooter or receiving the control arm through the left-side gap for a left-hand shooter;
- and
- a gap filling device removably coupled to the left-side gap for a right-hand shooter and coupled to the right-side gap for a left-hand shooter;
- an upper receiver configured for a left-hand shooter or a right-hand shooter;
- a bolt stop/feed assembly coupled within the upper receiver and the lower receiver and operatively coupled to the control arm, the bolt stop/feed assembly comprising a bolt stop rotatably coupled to a feed ramp, wherein the bolt stop rotates with respect to the feed ramp and the bolt stop/feed assembly is configured to feed ammunition into a barrel of the carbine assembly and stop operation of the bolt carrier when a last round of ammunition is fired from the carbine assembly upper receiver.
3 more elements
Dependencies are inferred from the claim text.