Firearm Handguard Bridge Adapter for Receiver Compatibility

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Solution Overview

Problem

Existing firearms handguards are not interchangeable across different AR-style and AK-style firearms due to variations in receiver dimensions, making it costly for manufacturers to produce multiple versions to fit various firearm models.

Innovation Solution

A firearm handguard with a bridge adapter system that includes multiple adapters of varying sizes, allowing a single handguard to fit firearms with different receiver dimensions by connecting to both the handguard and the firearm receiver.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a handguard is designed to fit one specific firearm model, then it provides precise fit and proper function, but it cannot be used on other firearm models with different receiver dimensions

Engineering Contradiction:

Improvecompatibility across firearm modelsVSAvoidneed for multiple handguard versions

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system divides the handguard assembly into separate segments: a universal handguard body and interchangeable bridge adapters. Each adapter is a独立 component that can be attached to the handguard to accommodate different receiver dimensions, allowing the same handguard to fit multiple firearm models without requiring multiple complete handguard designs

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The handguard is designed as a universal component that can be adapted to multiple firearm models through the use of different bridge adapters. The handguard itself maintains a standardized interface, while the adapters provide the variability needed to match different receiver dimensions across various AR-style and AK-style firearms

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Ease of manufacture

If manufacturers produce multiple versions of handguards for different firearm models, then each version fits its specific model properly, but production costs increase significantly

Engineering Contradiction:

Improveproduction cost reductionVSAvoidnumber of handguard variants required

Core Design Contradiction:

Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

By segmenting the handguard system into a universal main body and separate adapter components, manufacturers only need to mass-produce one version of the handguard. The adapters, which accommodate different receiver dimensions, can be produced in smaller quantities as separate parts, significantly reducing the overall manufacturing cost compared to producing multiple complete handguard variants

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The bridge adapter serves as an intermediary component that mediates between the universal handguard and various firearm receivers with different dimensions. This intermediary approach allows a single handguard design to serve multiple purposes, eliminating the need for manufacturers to invest in tooling and production lines for multiple handguard versions

Inventive Principle:

Principle #24Intermediary (Mediator)

Data Source

PatentUS11725904B2Firearm handguard with bridge adapter

Publication Date: 2023.08.15 STRIKE IP LLC

AI summary

A apparatus implementable on a firearm includes a handguard assembly which is configured to at least partially surround a barrel of the firearm when the handguard is installed on the firearm. The handguard includes at least first and second physical features such that: (a) the first physical feature is configured to accommodate mounting of an accessory of the firearm on the handguard, and (b) the second physical feature is configured to secure a cable of the accessory onto the handguard.