Universal Earphone Tip Adapter with Retention Members
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Solution Overview
Problem
The existing earbud headphones have a wide range of sound tube designs, making it difficult for earphone tips to provide a universal connection that is both sturdy and removable, leading to inadequate retention when replacement tips are not specifically designed for the device.
Innovation Solution
An earphone tip with an adapter body featuring a lead-in face for easy insertion and retention members for secure fit, adaptable to various sound tube diameters and designs, including a proximal portion with a flange and a distal portion with radially inward projection, allowing for a universal fit across different earbud types.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If earphone tips are designed to fit specific sound tube configurations, then retention is improved, but adaptability deteriorates
Solution Approach 1:
The adapter body is designed with a universal interface that can accommodate multiple sound tube configurations (different diameters, flanged and non-flanged, various external surface features). The lead-in face with gradual diameter reduction and retention members work together to provide secure retention across different sound tube types, making the earphone tip universally compatible while maintaining reliable connection.
2Ease of operation
If the connection between earphone tip and sound tube is made removable, then ease of operation is improved, but retention deteriorates
Solution Approach 1:
The connection interface is designed to be dynamically adjustable - the retention members provide secure holding force during normal use, yet allow easy removal when needed. The friction fit created by the retention members engaging the sound tube surface provides sufficient retention for everyday operation while permitting deliberate removal by the user.
3Adaptability or versatility
If the adapter body is made to accommodate wide range of sound tube diameters, then adaptability is improved, but manufacturing precision deteriorates
Solution Approach 1:
The adapter body incorporates a lead-in face with a controlled diameter reduction from the proximal end toward the distal end. This gradual parameter change in the lumen diameter allows the adapter to accept sound tubes of varying diameters while maintaining consistent retention characteristics. The retention members are positioned to engage sound tubes at optimal locations regardless of the specific diameter or external features of the sound tube.
Data Source
AI summary
Earbud adapter and earbud tip devices are discussed in the present disclosure. In one exemplary embodiment, an adapter may be configured to be detachably coupled to an earbud-type sound device or other sound device. The adapter may comprise a hollow adapter body extending from a proximal end to a distal end along a central longitudinal axis having a proximal portion including a lead in face that aids in placement of a tip on an earbud device and a distal portion having at least one retention member extending radially inward where, in combination, the features can allow positioning and adequate retention of an earbud tip on various configurations of earbuds.