Helmet Rail Accessory Mount With Lever Lock for One-Handed Adjustment

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Solution Overview

Problem

Existing head gear mounting systems require tools for accessory adjustment and removal, limiting single-handed operation and necessitating helmet removal for changes.

Innovation Solution

An accessory mounting device with a body and locking mechanism, including levers connected at pivots, allowing engagement with elongated rails and enabling single-handed attachment and detachment of accessories without tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional rail mounting systems are used, then accessories can be attached to head gear, but tools are required for adjustment and removal

Engineering Contradiction:
ImproveAccessory attachment and adjustmentVSAvoidMounting system structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mounting device enables self-service operation through a lever-actuated locking mechanism that allows users to attach, adjust, and remove accessories without external tools. The lever directly manipulates the locking components (cam or clamp) to engage or disengage from the rail, making the system self-sufficient for user operations.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The lever acts as an intermediary mechanical element between the user's manual input and the locking mechanism. By pivoting the lever, users indirectly actuate the locking components that secure the accessory to the rail, providing mechanical advantage and simplified control without requiring direct manipulation of complex locking parts.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If traditional rail mounting systems are used, then accessories can be secured to head gear, but single-handed operation is not possible

Engineering Contradiction:
ImproveSingle-handed operation capabilityVSAvoidLocking mechanism structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mounting device merges multiple functions into a single integrated structure: the lever simultaneously controls both locking components (cam or clamp), the rail engagement features are integrated into the device body, and the accessory mounting interface is combined with the locking mechanism. This consolidation enables single-handed operation despite the sophisticated locking capability.

Inventive Principle:
Principle #5Merging (Combining)

3Productivity

If traditional rail mounting systems are used, then accessories can be mounted, but helmet removal is necessary for accessory changes

Engineering Contradiction:
ImproveAccessory replacement speedVSAvoidAccessory adjustment convenience
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The mounting device enables self-service accessory replacement by providing a user-actuated lever mechanism that directly controls the locking system. Users can quickly release and replace accessories without removing the helmet, as the lever mechanism allows one-handed operation for both securing and releasing accessories while the helmet is worn.

Inventive Principle:
Principle #25Self-service

4Reliability

If tools are required for accessory adjustment, then secure mounting is achieved, but operation time increases

Engineering Contradiction:
ImproveAccessory mounting securityVSAvoidAccessory adjustment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The invention replaces the traditional tool-based mechanical system with a direct manual lever-actuated system. Instead of requiring external tools to manipulate screws, clips, or fasteners, the integrated lever mechanism provides direct mechanical control over the locking components, eliminating the need for tool intervention while maintaining secure mounting through the cam or clamp locking action.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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

Enables easy, tool-free adjustment and attachment of accessories on head gear, allowing users to change or position accessories while wearing the helmet.

Implementation Method 1

The lever can be a resilient lever

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

The lever can extend from the pivot beyond one of the first and second end surfaces of the body. The lever can also rotate about a pivot axis that intersects the pivot such that the lever rotates toward the top surface of the body when the locking mechanism is manipulated from a locked position to an unlocked position.

Methodology Applied
Scientific EffectMechanical Advantage: Mechanical Advantage

Data Source

PatentUS11150055B2Accessory mounting device and system using same
Publication Date: 2021.10.19 AVON PROTECTION CERADYNE LLC
  • US11150055B2 patent drawing
  • US11150055B2 patent drawing
  • US11150055B2 patent drawing

AI summary

Various embodiments of an accessory mounting device are disclosed. The device can be adapted to engage an elongated rail. The device can include a body having top, bottom, and first and second side surfaces. Each of the side surfaces can include a rail engagement portion adjacent the bottom surface of the body and an accessory engagement portion adjacent the top surface. The device can also include a locking mechanism including a lever connected to the body at a pivot, and a tab extending from the lever in a direction away from the bottom surface. In one or more embodiments, the locking mechanism can include first and second levers each connected to the body at a pivot. The lever can rotate about a pivot axis in a direction toward the top surface of the body when the locking mechanism is manipulated from a locked position to an unlocked position.