Tactical Rail Engaging Assembly One-Handed Locking Mechanism

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Solution Overview

Problem

Engaging a tactical rail with existing foregrip assemblies is cumbersome and difficult, especially when handling heavy weapons, due to the need to manipulate multiple securing pins simultaneously.

Innovation Solution

A tactical rail engaging assembly featuring a securing base with a rail-receiving channel and buttons that allow the rail locks to move between extended and retracted states, enabling easy adjustment and secure locking of the tactical rail with minimal hand manipulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If four separate securing pins are used to attach the foregrip to the tactical rail, then the attachment is secure and reliable, but the operation becomes cumbersome and difficult especially when handling heavy weapons

Engineering Contradiction:
Improveattachment securityVSAvoidmanipulation difficulty
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent combines four separate securing pins into a single integrated locking mechanism. The foregrip assembly includes a locking block with four locking surfaces that simultaneously engage with four corresponding engagement surfaces on the tactical rail, eliminating the need for four separate pins while maintaining secure attachment.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The locking block serves multiple functions: it provides four simultaneous locking points, acts as a structural connector between the foregrip and rail, and includes an integrated release mechanism. This multi-functional design simplifies the overall assembly while maintaining reliability.

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

2Stability of the object's composition

If four separate securing pins are used to secure the foregrip, then the attachment is stable, but adjusting the foregrip with one hand becomes difficult

Engineering Contradiction:
Improveattachment stabilityVSAvoidone-handed adjustment
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The patent merges four separate pin manipulation tasks into a single action. Pressing the release button simultaneously actuates all four locking surfaces, allowing one-handed operation while maintaining stable attachment during use.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The locking mechanism transitions from a static multi-pin system to a dynamic single-button system. The release button provides a simple dynamic input that automatically actuates all locking surfaces, enabling easy one-handed adjustment while maintaining stability when locked.

Inventive Principle:
Principle #15Dynamics

3Reliability

If multiple securing pins are used to attach the foregrip to the tactical rail, then the connection is secure, but the device complexity increases

Engineering Contradiction:
Improveconnection securityVSAvoidnumber of components
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines four separate securing pins and their associated mounting structures into a single integrated locking block. This reduces the total component count while maintaining four simultaneous locking points, thereby reducing device complexity without compromising connection security.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The locking block is designed as a modular component that can be manufactured as a single piece or assembled from fewer sub-components compared to four separate pins. This segmentation approach simplifies the overall device structure while maintaining the four-point locking capability.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9523551B2Tactical rail engaging assembly
Publication Date: 2016.12.20 ILLINOIS TOOL WORKS INC
  • US9523551B2 patent drawing
  • US9523551B2 patent drawing
  • US9523551B2 patent drawing

AI summary

A tactical rail engaging assembly may include a securing base having opposed first and second lateral walls connected to opposed first and second end walls. A rail-receiving channel may be formed through a surface of the securing base. At least one button may be formed through at least one of the first and second end walls. At least one rail lock may extend between the first and second lateral walls and have at least one surface extending into the rail-receiving channel in an extended state. The button(s) is operatively connected to the rail lock(s). The button(s) is configured to be engaged to move the surface of the rail lock(s) from the extended state to a retracted state in order to allow at least a portion of the tactical rail to move within the rail-receiving channel relative to the securing base.