Earbud Body Raised Feature for Easier Case Removal
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Solution Overview
Problem
In-ear audio devices are difficult to remove from their cases due to their small size and smooth surfaces, making it challenging for users to apply sufficient force for efficient extraction.
Innovation Solution
A raised feature, such as a crescent-shaped protrusion, is integrated onto the earbud body to provide a gripping surface that aids in easy removal from the case without compromising fit or comfort.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the earbud device is made small and smooth for comfort and portability, then the device fit and comfort are improved, but the ease of gripping and removal from case deteriorates
Solution Approach 1:
The patent applies local quality by adding a raised feature only at a specific location on the earbud body that does not contact the ear during wear. This localized modification provides enhanced grip for removal from the case while maintaining the smooth, comfortable surface elsewhere that contacts the ear canal and concha.
Solution Approach 2:
The raised feature acts as an intermediary element between the user's finger and the smooth earbud surface. It provides a mechanical advantage point for gripping and applying force to remove the earbud from the case, without being part of the primary wearing interface.
2Ease of operation
If a raised feature is added to aid removal from case, then the ease of operation is improved, but the device complexity increases
Solution Approach 1:
The raised feature is designed as a simple, segmented geometric form (such as a ridge or protrusion) that can be easily manufactured and integrated into the earbud housing. This segmentation allows for simple mold design and assembly while providing the necessary functional complexity for improved grip.
Data Source
AI summary
Aspects describe a raised feature to help a user remove an in-ear audio output device from a case. Aspects describe a device comprising an earbud housing shaped to fit in a concha of an ear of a wearer of the device, and a body coupled to the earbud housing, the body extending away from an ear canal of the wearer and oriented outside of the ear when the device is worn, the body comprising a top cap comprising a flat external portion and a raised feature proximate to a concha cymba of the wearer and external to the ear when the device is worn.