Rotational Data Cable Plug Adapter for Bending Stress Relief

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Solution Overview

Problem

Conventional data cables have a short service life due to the adapter portion easily separating from the cable body, especially when repeatedly bent, leading to inconvenient use and reduced durability.

Innovation Solution

A data cable design featuring a rotational connection between the data cable plug and adapter element, with metal sheets and arc-shaped contact lines allowing for adjustable angles and improved electrical connectivity, along with a magnetic terminal for versatile connector use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the adapter portion is rigidly fixed to the cable body, then the connection stability is improved, but the ease of operation deteriorates due to inability to adjust angles

Engineering Contradiction:
Improveconnection stabilityVSAvoidangle adjustment convenience
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The adapter portion is designed to rotate relative to the cable body through a rotational connection mechanism, transforming the rigid fixed structure into a dynamic adjustable structure. This allows the adapter to be rotated to different angles during use, improving ease of operation while maintaining stable electrical connection through the arc-shaped contact lines that accommodate the rotation.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the cable body is repeatedly bent during use, then the ease of operation is improved for routing flexibility, but the reliability deteriorates due to separation of adapter from cable body

Engineering Contradiction:
Improverouting flexibilityVSAvoidadapter-cable connection reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The contact lines are designed with arc structures that match the curvature of the adapter portion. This curved design allows the contact lines to flex and maintain electrical connection during cable bending, preventing separation and maintaining reliability while enabling routing flexibility.

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Ease of operation

If the adapter portion is made detachable for convenience, then the ease of operation is improved, but the reliability deteriorates due to easy separation

Engineering Contradiction:
Improvedetachability convenienceVSAvoidconnection stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The rotational connection mechanism provides a dynamic connection that is neither rigidly fixed nor easily detachable. The adapter can be rotated and positioned at different angles while maintaining stable contact through the arc-shaped contact lines, achieving both operational convenience and connection reliability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11101584B2Data cable
Publication Date: 2021.08.24 DONGGUAN YUANCHUANG ELECTRONICS TECH CO LTD
  • US11101584B2 patent drawing
  • US11101584B2 patent drawing
  • US11101584B2 patent drawing

AI summary

The present invention relates to the field of electronic device accessory technology and in particular to a data cable. The data cable includes a data cable plug and an adapter element which are in rotational connection. The data cable plug includes at least two metal sheets. A space for rotational connection of the adapter element is formed between two of the metal sheets. When the adapter element is rotationally connected in the space, not only can the electrical connection between the adapter element and the data cable plug be guaranteed, but also an angle of the adapter element relative to the data cable plug can be well adjusted. Therefore, use requirements of a user are satisfied. Meanwhile, the situation that a cable body connected to a power supply is bent repeatedly to adversely affect the service life of the data cable will be avoided.