Patent ID: 8656623
Filing Date: 2014-02-25
Classification: F41C

Abstract:
1. A hinge arrangement for a firearm assembly comprising: a first hinge portion adapted to be mounted in one of a firearm assembly and a stock assembly; a second hinge portion adapted to be mounted in the other of the firearm assembly and the stock assembly; and a translation linkage position between the first and second hinge portions for permitting the first and second hinge portions to move into and out of spaced apart alignment with each other, the translation linkage being located substantially within the first and second hinge portions when the first and second hinge portions are moved toward each other, wherein one of the hinge portions is provided with a ramp surface structure and the other one of the hinge portions is provided with a locking notch structure to engage the ramp surface structure and lock the hinge arrangements to each other.