Patent ID: 11920885
Assignee: WHG PROPERTIES, LLC
Field: Other special machines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 22:
23. A method of manufacturing a barrel for a firearm-rifle configured to fire a bullet from a cartridge, the method comprising:
providing a barrel for a rifle, the barrel comprising:
an inner surface comprising rifling, the inner surface defining a bore configured to guide a bullet as the bullet is propelled through the bore by pressurized gas; and
a barrel gas port having a gas port depth extending between a port entrance defined by the inner surface of the barrel and a port exit, wherein the barrel gas port is configured to fluidically communicate with the bore and an action of the firearm;
wherein the port entrance defines a length dimension defined parallel to a longitudinal axis of the barrel and a width dimension defined perpendicular to the length dimension; and

machining the barrel to remove an amount of material along at least a portion of the port entrance from a muzzle-side edge of the port entrance such that the length dimension of the port entrance is greater than the width dimension of the port entrance.