US 12,140,171 B2
Movement-free quick detach latch
John Robert McPhee, Raeford, NC (US)
Filed by John Robert McPhee, Raeford, NC (US)
Filed on Apr. 30, 2021, as Appl. No. 17/245,693.
Claims priority of provisional application 63/018,614, filed on May 1, 2020.
Prior Publication US 2021/0341253 A1, Nov. 4, 2021
Int. Cl. F16B 21/16 (2006.01); F41C 23/02 (2006.01)
CPC F16B 21/165 (2013.01) [F41C 23/02 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A latch for attaching a sling to a rifle, comprising:
a monolithic body;
a cylindrical button comprising a spring housing;
a spring disposed within the spring housing; and
a plurality of ball-bearings, wherein:
the body comprises a planar first portion having a first thickness, an upward-facing flat surface, and a triangular shape with three sides and three corners,
a first side of the first portion has a first radius of curvature,
a second side and a third side of the first portion are straight,
each of the three corners are rounded,
the button is disposed within a circular hole having a center located proximal to a first corner of the first portion and equidistant from the second side of the first portion and third side of the first portion,
the button is configured to be pressed into the body in a direction orthogonal to the upward-facing flat surface, and
a curved channel is disposed proximal to the first side of the first portion, wherein:
the curved channel has a second radius of curvature equal to the first radius of curvature,
the curved channel extends from a second corner of the first portion to a third corner of the first portion,
the curved channel is configured to accept a strap of the sling, and
the curved channel defines a bail in the body around which the strap of the sling attaches;
wherein the spring contacts a portion of the body, and wherein the spring is configured to press the button upwards to return the button to a standby position after the button has been pressed.