Integrated Light Seal Head Securement for HMD Comfort
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Solution Overview
Problem
Existing head-mountable devices often struggle to provide a comfortable and secure fit for users due to the need for adjustable head securement mechanisms, which can be uncomfortable and require additional effort to adjust, and the integration of a light seal module is not effectively utilized for both securement and face engagement.
Innovation Solution
A head-mountable device design that integrates a head securement element with a light seal module, allowing for customizable and comfortable engagement with the user's face, where the head securement element is primarily or exclusively secured to the HMD module via the light seal module, enabling adjustable tension and fit without obstructing the arms or components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a tight band is used to wrap around the back of the user's head to secure the device, then the device can be secured to various head shapes and sizes, but it becomes uncomfortable for users
Solution Approach 1:
The head securement system is divided into multiple independent components: head securement arms that contact the user's head, a light seal module that provides optical sealing, and a band that connects the arms. This segmentation allows each component to perform its specific function optimally - the arms provide securement contact points, the light seal module blocks light leakage, and the band provides adjustable tension, collectively resolving the contradiction between securement reliability and user comfort.
Solution Approach 2:
The light seal module serves as an intermediary component between the head securement arms and the HMD module. It not only provides optical sealing to block light leakage but also acts as a structural mediator that distributes and manages the forces between the arms and the HMD module, reducing stress concentration and improving overall system comfort while maintaining securement effectiveness.
2Adaptability or versatility
If adjustable head securement mechanisms are provided, then users can achieve desired fit, but it requires additional effort from the user to adjust
Solution Approach 1:
The head securement arms are designed with dynamic characteristics, allowing them to pivot and adjust to different head positions and shapes. The arms can move between a stored configuration (compact, low-profile) and a deployed configuration (extended, contact-ready), providing adaptability to various users without requiring complex manual adjustment mechanisms. This dynamic design enables automatic adaptation to user anatomy.
Solution Approach 2:
The system allows for parameter changes in the head securement arms, including their position, orientation, and contact force. By adjusting these parameters, the device can accommodate different head shapes and sizes. The light seal module also incorporates adjustable parameters for optical sealing effectiveness, enabling the system to adapt to various users while maintaining securement and comfort.
3Adaptability or versatility
If the light seal module is integrated with the head securement element, then both head securement and face engagement can be customized, but it may obstruct the arms or components
Solution Approach 1:
The light seal module is nested within the structure formed by the head securement arms. The arms are positioned to extend along the sides of the user's head, creating a natural nesting space where the light seal module can be placed against the user's face. This nested arrangement allows the light seal module to be integrated with the head securement element without obstructing the arms, as the arms provide the structural framework that accommodates the light seal module.
Data Source
AI summary
Systems of the present disclosure can provide a head-mountable device with a head securement element that is integrated with a light seal module, which provides effective and comfortable engagement with a face of the user. By providing the head securement element with a light seal module, both head securement and face engagement can be customized or otherwise selected for achieving the desired fit for a given user. Accordingly, the head securement element (e.g., band, arms, and the like) can be primarily or exclusively secured to an HMD module via a light seal module.


