Patent ID: 8464458
Filing Date: 2013-06-18
Classification: F41C

Abstract:
1. A pivotable and length adjustable firearm stock assembly comprising: a pivot stock having one end provided with a combined pivoting and latching arrangement movable about a horizontal pivot axis and adapted to be pivotally mounted on the rear end of a firearm, and an opposite end provided with a slide member having lock receiving structure; a butt stock having one end slidably mounted on the slide member, and an opposite end provided with a butt plate pivotally mounted thereto; and a movable member having lock structure thereon interconnected between the pivot stock and the butt stock for locking the butt stock in various axial adjustment positions relative to the slide member of the pivot stock, whereby the pivot stock and the butt stock together are movable about the horizontal pivot axis between a folded position adapted to lie adjacent the firearm and an unfolded position adapted to lie rearwardly of the firearm, and the butt stock is slidably adjustable relative to the pivot stock between various collapsed and extended positions, and wherein the pivoting and latching arrangement includes a tube structure adapted to be positioned in the rear end of the firearm, a plunger slidably inserted for movement in the tube structure along the horizontal pivot axis, the plunger having an outer depressible end accessible from one side of the pivot stock, and an inner end connected to a latch member positioned externally on an opposite side of the pivot stock and provided with a latch detent eccentrically located relative to a control aperture of the latch member and adapted to be engaged on the rear end of the firearm, and a spring disposed and engaged between the tube structure and the plunger and biased to normally hold the latch detent in a desired locking position to prevent movement of the pivot stock and butt stock from the folded and unfolded positions, the latch member being movable externally away from the opposite side of the pivot stock in response to movement of the plunger against the bias of the spring to enable movement of the pivot stock and butt stock from the folded and unfolded positions.