US 12,480,729 B1
Firearms, systems, and methods for quick connection of a barrel to a firearm
Matthew Butcher, Rice Lake, WI (US)
Filed by Matthew Butcher, Rice Lake, WI (US)
Filed on Dec. 30, 2024, as Appl. No. 19/004,703.
Claims priority of provisional application 63/643,081, filed on May 6, 2024.
Int. Cl. F41A 21/48 (2006.01); F41C 23/16 (2006.01)
CPC F41A 21/48 (2013.01) [F41C 23/16 (2013.01)] 23 Claims
OG exemplary drawing
 
1. A firearm component, comprising:
an upper receiver having a barrel end, a stock end opposite the barrel end, and a spring cavity, the barrel end configured to receive a barrel;
a hand guard having an output end and a receiver end, the receiver end configured to mate with the barrel end of the upper receiver; and
a spring configured to fit into the spring cavity to abut the hand guard at the receiver end;
whereby the spring is configured to press against the hand guard which abuts a barrel that may be inserted into the barrel end.