Firearm Accessory Mount Using Segmented Frame Rail

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Solution Overview

Problem

Existing firearm accessory mounts lack a secure and removable solution for mounting light beam generator apparatuses, such as flashlights and laser aiming devices, that effectively utilize the firearm's frame depressions for stable and adjustable positioning.

Innovation Solution

An accessory mount comprising two structural members with longitudinal protuberances and depressions that securely attach to the firearm's frame, allowing a rail to extend beneath the barrel, and includes a latch system for preventing further movement of the light beam generator, ensuring stable and adjustable mounting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional clamp-style mount is used to attach accessories to the firearm, then the accessory can be securely mounted, but the mounting system cannot effectively utilize the firearm's frame depressions for stable positioning

Engineering Contradiction:
Improvemounting stabilityVSAvoidutilization of frame depressions
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The mount is divided into two separate structural members (first and second structural members) that can be independently positioned into the left and right frame depressions of the firearm. This segmentation allows each member to independently engage with the firearm's depression features, providing stable positioning while maintaining the ability to attach various accessories through the rail system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mount design incorporates both depression-receiving features and rail features in a single integrated structure. The structural members serve dual functions: they engage with the firearm's frame depressions for stable positioning and provide rail interfaces for mounting various accessories. This multi-functionality allows the same mount to securely hold different types of accessories while utilizing the firearm's existing depression features.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If the accessory mount is designed to be permanently secured to the firearm, then mounting stability is improved, but ease of installation and removal deteriorates

Engineering Contradiction:
Improvemounting stabilityVSAvoidinstallation and removal ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The mount employs reversible fastening mechanisms (screws, bolts, or clips) that allow the structural members to be securely attached to the firearm and then easily removed when needed. This dynamic fastening system provides stable mounting during use while enabling quick installation and removal, transforming a permanently fixed system into a temporarily secured but easily adjustable system.

Inventive Principle:
Principle #15Dynamics

3Manufacturing precision

If the rail is designed to extend beneath the barrel for optimal accessory positioning, then the accessory positioning accuracy is improved, but the device complexity increases

Engineering Contradiction:
Improveaccessory positioning accuracyVSAvoidmount structure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The rail is integrated directly into the structural members rather than being a separate component. The rail features are formed as part of the structural members themselves, eliminating the need for additional separate rail components. This merging reduces the overall number of parts and assembly steps while maintaining the precise positioning capability provided by the rail extending beneath the barrel.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7334365B2Accessory mount for a firearm
Publication Date: 2008.02.26 SUREFIRE LLC
  • US7334365B2 patent drawing
  • US7334365B2 patent drawing
  • US7334365B2 patent drawing

AI summary

An accessory mount removably securable to a firearm, the mount including a rail adapted for removably mounting an accessory thereto. The accessory mount of the preferred embodiment includes two structural members that are releasably securable to one another for removable securement to two longitudinally extending depressions along the frame of the firearm.