Headset Earcup Adapter With Adjustable Tension Screw
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Solution Overview
Problem
Existing headset earcup attachments lack adjustable tension and are prone to breaking due to thin construction, leading to a degraded fit over time and potential breakage during use.
Innovation Solution
A headset earcup adapter featuring a housing with a C-shaped clamp, a longitudinally extending bore, and an adjustment screw that secures the earcup to a wire form, allowing for adjustable tension and pivotability, and is designed to transition between helmet and headband mounts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a thin tubular socket construction is used to attach the earcup to the wire form, then the device complexity is reduced and ease of manufacture is improved, but the strength and reliability deteriorate causing the socket to break during use
Solution Approach 1:
The attachment device is divided into multiple components: a separate socket, an adjustment mechanism with screw and thread, and a clamp assembly. This segmentation allows each part to be optimized independently - the socket can be thin-walled for ease of manufacture while the reinforcement elements provide the necessary strength.
Solution Approach 2:
The attachment mechanism combines different material properties by using a threaded insert within the socket structure, creating a composite construction that integrates the thin-walled socket with stronger reinforcing elements to prevent breakage while maintaining manufacturing simplicity.
2Device complexity
If a fixed tension attachment is used to secure the socket on the end section of the frame, then the device complexity is reduced, but the adaptability deteriorates causing the fit to degrade over time due to inability to adjust tension
Solution Approach 1:
The attachment mechanism transitions from a fixed tension design to a dynamic adjustable system. The screw and thread assembly enable the user to adjust the tension and position of the socket along the wire form, allowing the attachment to adapt to different wear conditions and maintain proper fit over time.
Solution Approach 2:
The adjustment mechanism allows changing of physical parameters such as the position of the socket on the wire form and the tension force applied. By enabling parameter adjustment, the system maintains adaptability without requiring excessive structural complexity.
3Adaptability or versatility
If an adjustment screw mechanism is added to the earcup adapter, then the adaptability and adjustability are improved, but the device complexity increases
Solution Approach 1:
The adjustment screw mechanism serves multiple functions: it adjusts the tension of the earcup attachment, positions the socket along the wire form, and secures the overall assembly. This multi-functionality reduces the need for separate adjustment components, thereby limiting the increase in 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
The adapter provides a secure, adjustable, and durable attachment of headset earcups to wire forms, maintaining fit and preventing breakage, while allowing for easy transition between different mounting configurations.
Implementation Method 1
a friction fit between the arm of the wire form and the longitudinally extending bore of the housing
Data Source
AI summary
An example headset earcup adapter comprises: a housing that includes a clamp configured to secure about a stud of an earcup, a longitudinally extending bore configured to receive an arm of a headset wire form therein, an opening that extends through to the longitudinally extending bore, and a first protrusion and a second protrusion positioned above and below, respectively, an external entrance of the opening; a threaded insert positioned within the opening in the housing; and an adjustment screw threadedly received by the threaded insert that is long enough to extend through the threaded insert and into the longitudinally extending bore of the housing to make contact with an arm of a headset wire form positioned therein. The first protrusion and the second protrusion of the housing define an opening therebetween configured to receive the head portion of the adjustment screw therein.