Resilient Keylock Cover with Deformable Grips

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Solution Overview

Problem

Keylock mounting systems on firearms are challenging to attach accessories to due to their design, making it more difficult compared to mounting rails, and existing solutions do not provide a resilient and easy-to-use cover for keyhole shaped mounting points.

Innovation Solution

A resilient cover with keyhole grips that deform to fit into keyhole shaped openings, providing a secure attachment without damaging the mounting system, and can be easily cut or removed without tools, featuring a patterned top and optional airflow holes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a cover is added to protect the mounting system, then protection is improved, but device complexity increases

Engineering Contradiction:
Improveprotection of mounting systemVSAvoidcomplexity of mounting system
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The cover is designed to fit over the keylock mounting system, with keyhole grips that insert into the existing keyhole openings. The cover integrates with the mounting system rather than adding separate protective components, reducing overall complexity while providing protection.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The cover is made from resilient material that can deform during installation and return to its original shape. This flexibility allows the cover to conform to the mounting system and keyhole grips without requiring complex rigid structures or multiple adjustment mechanisms.

Inventive Principle:
Principle #30Flexible shells and thin films

2Ease of operation

If resilient material is used for the cover, then ease of operation is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improveease of installation and removalVSAvoidprecision of cover dimensions
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The cover utilizes resilient material properties to change its physical state during installation. The material deforms under compression to allow insertion of keyhole grips, then returns to its original shape to provide a secure fit. This parameter change enables easy installation and removal without requiring precise dimensional tolerances.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The resilient material acts as a cushion during the installation process, absorbing the force applied when inserting keyhole grips into the cover. This beforehand cushioning protects both the cover and mounting system from damage while facilitating easy installation, reducing the need for high manufacturing precision.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

3Ease of operation

If keyhole grips are designed to deform, then ease of operation is improved, but reliability concerns increase

Engineering Contradiction:
Improveease of attachment to keylock mounting pointsVSAvoidsecure attachment reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The keyhole grips are designed with dynamic properties, allowing them to deform during installation and then return to their original shape. This dynamic behavior enables easy insertion while maintaining a secure, reliable attachment. The resilience of the material ensures that the grips consistently return to their shaped configuration, providing reliable attachment across multiple installation cycles.

Inventive Principle:
Principle #15Dynamics

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The cover securely attaches to keylock mounting points without scratching the system, allows for easy installation and removal, and can be customized in size, providing protection and comfort for firearms while maintaining the integrity of the mounting system.

Implementation Method 1

The cover is made of a material that is resilient enough the keyhole grip temporarily deforms during insertion into the key lock mounting point. Once fully inserted, the keyhole grip returns to is original shape or as close to that shape as possible given the dimensions of the keylock mounting point.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS9599423B2Grip/cover for key lock system
Publication Date: 2017.03.21 FALCON IND INC
  • US9599423B2 patent drawing
  • US9599423B2 patent drawing
  • US9599423B2 patent drawing

AI summary

Covers for key lock mounting systems on small arms such as the AR or M4 family of rifles and carbines can provide protection for the firearm and comfort for the operator. The cover has keyhole grips that are pressed into the key lock mounting points in mounting system. The cover is held seated against the surface of the mounting system by the shape and resilience of keyhole grips. V-notch keyhole grips can attach to keyhole shaped mounting points and slot shaped mounting points.