Attachment interface for recoil environments

Abstract

In various embodiments, an apparatus to operate in a recoil environment includes an attachment configured to slidably couple to a firearm; wherein the attachment includes: a slideable attachment interface to restrict a coupling movement of the attachment relative to the at least one part, wherein the coupling movement is along a plane, wherein the slideable attachment interface comprises a male feature or a female feature of: a dovetail interface; a T-slot interface; or another undercut interface; and an additional interface associated with a separable part, the additional interface to further restrict movement of the attachment relative to the at least one part; a portion of the length of the separable part to urge the attachment against a surface of the firearm, the urge the attachment to resist movement of the attachment, along the plane, away from the surface of the firearm, wherein the separable part includes terminal ends and a length, the attachment to apply a counter force on the portion of the length of the separable part. Other embodiments are disclosed and/or claimed.

We claim all modifications and variations coming within the spirt and scope of the following claims: 
     
         1 . An apparatus to operate in a recoil environment, the apparatus including:
 an attachment configured to slidably couple to a firearm;   
       wherein the attachment includes:
 a slideable attachment interface to restrict a coupling movement of the attachment relative to the at least one part, wherein the coupling movement is along a plane, wherein the slideable attachment interface comprises a male feature or a female feature of:
 a dovetail interface; 
 a T-slot interface; or 
 another undercut interface; and 
 
 an additional interface associated with a separable part, the additional interface to further restrict movement of the attachment relative to the at least one part; 
 wherein the separable part comprises a non-threaded part. 
 
     
     
         2 . The apparatus of  claim 1 , wherein the attachment comprises 1) a magazine funnel or other grip accessory to slideably couple to a grip of the firearm, or 2) another grip attachment to slideably couple to the grip of the firearm 
     
     
         3 . The apparatus of  claim 1 , wherein a portion of a surface of the attachment, spaced apart from an opening to receive the non-threaded part, covers a portion of a surface of an exterior of the firearm; and
 wherein the portion of the surface of the attachment comprises at least one projection or a textured pattern, and the non-threaded part is configured to bias the at least one projection or textured pattern against the covered portion of the surface of the exterior of the firearm.   
     
     
         4 . The apparatus of  claim 3 , wherein the at least one projection comprises a tapered structure. 
     
     
         5 . The apparatus of  claim 4 , wherein the tapered structure comprises at least one angled surface, wherein an angle of an angled surface of the at least one angled surface is 120 degrees or less. 
     
     
         6 . The apparatus of  claim 5 , wherein the angle is 100 degrees or less. 
     
     
         7 . The apparatus of  claim 3 , wherein the at least one projection comprises a single tooth. 
     
     
         8 . The apparatus of  claim 3 , wherein the grip surface is located on an interior surface of the attachment;
 wherein the attachment includes fore and aft regions, or other opposing regions; and   wherein the attachment interface is located on one of the fore and aft regions, or on one of the other opposing regions, and the grip surface is located on the other one of the fore and aft regions, or the other one of the other opposing regions.   
     
     
         9 . The apparatus of  claim 1 , wherein the attachment comprise an optic adapter. 
     
     
         10 . The apparatus of  claim 1 , wherein the attachment comprises a direct mount optic sight. 
     
     
         11 . An apparatus to operate in a recoil environment, the apparatus including:
 an attachment configured to slidably couple to a firearm, the attachment including a threadless region to couple to one or more corresponding threadless regions of at least one part:   wherein the attachment includes:
 a slideable attachment interface to restrict a coupling movement of the attachment relative to the at least one part, to a fore/aft movement, wherein the coupling movement is along a plane, wherein the slideable attachment interface comprises a male feature or a female feature of:
 a dovetail interface; 
 a T-slot interface; or 
 another undercut interface; and 
 
 an additional interface associated with a separable part, the additional interface to restrict a fore/aft position of the attachment relative to the at least one part; 
 a portion of the length of the separable part to urge the attachment in a direction that is parallel with the plane; 
 wherein the separable part includes terminal ends and a length, the attachment to apply, in an opposite direction, a counter force on the portion of the length of the separable part. 
   
     
     
         12 . The apparatus of  claim 11 , wherein the attachment comprises a grip attachment, an optic adapter, or an optic sight. 
     
     
         13 . The apparatus of  claim 11 , wherein the separable part comprises a rotatably driven part including a threaded section and a non-threaded section;
 wherein the portion of the length comprises part of the non-threaded section.   
     
     
         14 . The apparatus of  claim 11 , wherein the portion of the length is part of a tapered or sloped section of the separable part. 
     
     
         15 . The apparatus of  claim 11 , wherein the direction is includes a forward component or a rearward component. 
     
     
         16 . The apparatus of  claim 15 , wherein the attachment comprises an optic adapter or an optic sight and the direction is parallel with a bore axis of a barrel of the firearm. 
     
     
         17 . The apparatus of  claim 15 , wherein the attachment comprises a grip attachment and the direction is perpendicular with a canted axis or a vertical non-canted axis. 
     
     
         18 . The apparatus of  claim 11 , wherein the slideable attachment interface comprises a first portion of an attachment interface and the additional interface comprises a second portion of the attachment interface that is different than the first and second portions;
 wherein the attachment interface includes a third portion that is different than the first and second portions.   
     
     
         19 . The apparatus of  claim 18 , wherein the third portion of the attachment interface includes a surface having a grip feature, wherein the urge the attachment drives the grip feature against a corresponding surface of the firearm;
 wherein the grip feature comprises a grip tooth or a textured surface.   
     
     
         20 . An apparatus to operate in a recoil environment, the apparatus including:
 an attachment configured to slidably couple to a firearm;   wherein the attachment includes:
 a slideable attachment interface to restrict a coupling movement of the attachment relative to the at least one part, wherein the coupling movement is along a plane, wherein the slideable attachment interface comprises a male feature or a female feature of:
 a dovetail interface; 
 a T-slot interface; or 
 another undercut interface; and 
 
 an additional interface associated with a separable part, the additional interface to further restrict movement of the attachment relative to the at least one part; 
 a portion of the length of the separable part to urge the attachment against a surface of the firearm, the urge the attachment to resist movement of the attachment, along the plane, away from the surface of the firearm, 
   wherein the separable part includes terminal ends and a length, the attachment to apply a counter force on the portion of the length of the separable part.