Helmet Accessory Interface With One-Handed Break-Away Release
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Solution Overview
Problem
Existing helmet systems lack efficient and user-friendly mechanisms for attaching and detaching accessories, which can lead to complications during use, especially under stressful conditions.
Innovation Solution
The helmet system incorporates an outer shell with integrated mounting and connecting features, including mechanical and electro-mechanical accessory attachment interfaces, allowing easy attachment and removal of accessories using one hand and featuring a release mechanism that disengages accessories under threshold load, along with a rear control module for power and communication.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If accessories are attached to the helmet using existing rail systems, then accessories can be mounted on the helmet, but the attachment and detachment process is complex and requires two hands, reducing ease of operation
Solution Approach 1:
The attachment structure is divided into separate components: a mounting structure with interface features formed on the outer shell, and accessories with corresponding attachment features. This segmentation allows for simplified individual components that work together through standardized interfaces, enabling one-handed operation while maintaining manageable complexity
Solution Approach 2:
The mounting structure provides universal attachment capability for multiple different accessories through standardized mechanical and electro-mechanical interfaces. The same mounting structure can accommodate various accessories with different functions, eliminating the need for separate complex mechanisms for each accessory type
2Reliability
If accessories are securely attached to the helmet, then accessories remain firmly in place during use, but force from snagged accessories transfers to the helmet, compromising safety
Solution Approach 1:
The attachment structure incorporates a break-away feature designed to fail at a predetermined load threshold. This beforehand cushioning mechanism ensures that when excessive force is applied (such as when an accessory becomes snagged), the attachment fails safely before the force can be transmitted to the helmet, protecting the wearer while maintaining secure attachment under normal conditions
Solution Approach 2:
The break-away attachment feature converts the potentially harmful effect of secure attachment (force transfer during snagging) into a beneficial safety mechanism. The controlled failure mode transforms what would be a dangerous force transmission into a protective feature that releases the accessory before it can harm the wearer or damage the helmet
3Loss of time
If accessories are quickly detached from the helmet, then user convenience is improved, but release mechanisms add complexity to the attachment structure
Solution Approach 1:
The attachment structure incorporates a self-service release mechanism that can be actuated by a single hand. The release feature is designed to be operable without requiring the other hand for support or manipulation, enabling quick detachment while maintaining simplicity through intuitive, one-handed operation
Data Source
AI summary
A helmet system comprising one or more accessory attachment structures for receiving one or more accessories. An accessory attachment structure includes at least one accessory interface that includes mechanical interface features for attaching and locking an accessory onto the accessory attachment structure. Some accessory interfaces include an electrical interface for electrically connecting with a corresponding electrical interface of a powered accessory device.