Hearing Aid String Locking Structure for Mask Interference
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Solution Overview
Problem
Wearing a mask simultaneously with a sound collecting device such as a hearing aid increases the risk of ear inflammation and affects sound collection performance due to the elastic string of the mask interfering with the device.
Innovation Solution
A sound collecting device with a string locking portion on the main body, preferably positioned on the temporal region, to secure the mask string, and a sensor to detect mask attachment, allowing for mode switching to enhance sound clarity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If a mask is worn simultaneously with a sound collecting device, then infection prevention is improved, but ear inflammation risk increases and sound collection performance deteriorates
Solution Approach 1:
The mask system is segmented into two independent attachment methods: (1) traditional ear hooking method, and (2) new method using a connecting member attached to the back of the head. This segmentation allows users to choose the method that avoids ear inflammation while maintaining infection prevention benefits
Solution Approach 2:
A connecting member (clip or clamp) is introduced as an intermediary device to attach the mask to the head at the back, away from the ears. This intermediary eliminates direct contact between the elastic string and the ears, preventing inflammation while maintaining mask functionality
2Object-affected harmful factors
If the mask string is secured away from the ear, then ear inflammation is prevented, but device complexity increases
Solution Approach 1:
The connecting member designed for mask attachment can be universally applied to various mask types and styles. The same clip or clamp mechanism works with different mask configurations, reducing the need for specialized components and minimizing overall system complexity
Solution Approach 2:
The connecting member is designed to be easily attached and detached by the user themselves without requiring tools or complex mechanisms. The self-service nature of the attachment system offsets the added complexity by eliminating the need for professional fitting or adjustment
Data Source
AI summary
A sound collecting device includes: a main body including a sound collector inside of the main body, the sound collector being mounted in a gap between a helix and a temporal region, a string locking portion; and a transmitter configured to transmit sound information generated by the main body.