Headband Accessory with Torsion Spring Stop and Synchronized Earcups
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional headphones lack effective mechanisms for ensuring comfortable and secure fit, adjustable size, and integrated health monitoring features, while also preventing overbending and providing synchronized earcup movement.
Innovation Solution
The design incorporates a headband with a flexible skeleton, a spring-based biasing system, a torsion spring with a stop mechanism to prevent overbending, and a removable cover with protrusions for comfort, along with sensors for health and motion data, and an earcup movement synchronization mechanism using cables and pulleys.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Force
If a spring is provided in the headband to bias the earcups inwardly, then the earcups are pushed towards the user's ears, but the headband may overbend and cause discomfort or damage
Solution Approach 1:
A stop mechanism is integrated into the headband structure to prevent overbending before it can cause damage or discomfort. This preliminary counter-action stops the spring's inward biasing force from causing harmful overbending, resolving the contradiction between applying sufficient force and preventing excessive deformation.
2Adaptability or versatility
If the headband is made flexible to accommodate different head sizes, then adjustability is improved, but the structural integrity and reliability may deteriorate
Solution Approach 1:
The headband is divided into a flexible outer cover and a rigid inner skeleton structure. This segmentation allows the outer layer to conform to different head shapes while the inner skeleton maintains structural integrity and reliability, resolving the contradiction between flexibility and strength.
3Ease of operation
If protrusions are added to the cover to enhance comfort, then user comfort is improved, but the device complexity increases
Solution Approach 1:
Protrusions are added only to specific locations on the headband cover where comfort is most needed, rather than modifying the entire structure. This localized approach improves comfort while minimizing the increase in overall device complexity.
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
This configuration ensures a secure and adjustable fit, enhances comfort through customizable inflation and soft materials, and allows for synchronized earcup movement while preventing excessive bending, thereby improving user experience and health monitoring capabilities.
Implementation Method 1
A spring may be provided in the headband to bias the earcups inwardly towards the ears of a user
Implementation Method 2
A torsion spring with a stop mechanism or other bend limiter may be configured to prevent overbending of the headband by the spring
Data Source
AI summary
An electronic device such as a pair of headphones may be configured to be worn on a head of a user. The headphones may have a headband and earcups that are coupled to the headband. The headband may have a frame and a headband frame cover that is removably attached to the frame. The cover may have protrusions, may be inflated using a pump, may include a battery and other components, and may include sensors. An earcup movement synchronization mechanism may be used to synchronize movement of a left earcup with a right earcup. A torsion spring with a stop mechanisms or other bend limiter may be configured to prevent overbending of the headband.