Automatic or semi-automatic rifle
AssigneeColt Defense LLC
InventorsPaul Hochstrate, Laurance Robbins, Arthur F. Daigle
Life of this patent
Estimating the term…
Abstract
A rifle having a receiver with an integral hand guard and a barrel. The barrel is connected to the receiver. The hand guard extends over and surrounds the barrel. A removable hand guard is attached to the receiver by an attachment that stably holds the removable hand guard to the receiver. The attachment is arranged for allowing detachment and removal of the removable hand guard from the receiver without removal of fasteners.
Claims18
A hand guard for a firearm automatic or semi-automatic rifle having an upper receiver, a lower receiver and a barrel, the hand guard comprising:
- a hand guard section removably connected to the upper receiver via a locking mechanism pivotally mounted to the hand guard section and configured for movement between a locking position and an unlocking position wherein the locking mechanism requires only a single movement in one direction to move from the locking position to the unlocking position, the hand guard section having at least one peripheral device mounting rail located thereon, wherein the hand guard section has peripheral device mounting rails located at a six o'clock position with respect to a centerline of the barrel wherein the hand guard section is capable of being completely detached and removed from the upper receiver after the locking mechanism has been moved into the unlocking position.
An automatic or semi-automatic rifle, comprising:
- a hand guard section removably connected to an upper receiver via a locking mechanism pivotally mounted to the hand guard section and configured for movement between a locking position and an unlocking position wherein the locking mechanism requires only a single movement in one direction to move from the locking position to the unlocking position, the hand guard section having at least one peripheral device mounting rail located thereon wherein the hand guard section is capable of being completely detached and removed from the upper receiver after the locking mechanism has been moved into the unlocking position;
- a firing mechanism located within the upper receiver;
- a barrel connected to the receiver;
- a barrel extension cooperating with the barrel, wherein the barrel extension has a pin configured to provide a limit of movement of an extractor of the rifle;
- and
- a gas piston operating system assembly connecting the barrel to the receiver for cycling the firing mechanism in automatic or semi-automatic operation;
- wherein the gas piston operating system is removable as a unit from the barrel and receiver.
An automatic or semi-automatic rifle, comprising:
- an upper receiver;
- a lower receiver;
- a barrel;
- a hand guard section removably connected to the upper receiver via a locking mechanism pivotally mounted to the hand guard section and configured for movement between a locking position and an unlocking position wherein the locking mechanism requires only a single action to move from the locking position to the unlocking position, the hand guard section having at least one peripheral device mounting rail located thereon, wherein the hand guard section is capable of being completely detached and removed from the upper receiver after the locking mechanism has been moved into the unlocking position;
- and
- a support fixedly coupled to the firearm;
- a movable sight pivotally coupled to the support and movable relative to the support between raised and stowed position;
- and
- a spring loaded detent adapted to position and stably hold the movable sight in the raised position substantially without play.
Dependencies are inferred from the claim text.