Rotating Electrical Connector Assembly With Self-Return Mechanism

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Solution Overview

Problem

Existing electrical connector assemblies face challenges in returning to their original position after rotating to mate with a mating connector.

Innovation Solution

An electrical connector assembly with a connector rotating unit that includes a movable post and an elastic member, where the elastic member drives the movable post to rotate the connector back to its original position using a restoring force.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the electrical connector is made rotatable to mate with a mating connector, then the adaptability is improved, but the difficulty of returning to the original position increases

Engineering Contradiction:
Improveability to rotate and mate with mating connectorVSAvoiddifficulty of returning to original position
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The elastic member is pre-configured to exert a restoring force that automatically returns the connector to its original position after rotation. This preliminary anti-action counteracts the rotational displacement, ensuring the connector returns to its initial state without requiring manual intervention.

Inventive Principle:
Principle #9Preliminary anti-action

Solution Approach 2:

The elastic member enables the connector to self-return to its original position through its restoring force. The system serves itself by automatically resetting the connector after rotation, eliminating the need for external assistance to return to the initial state.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If a rotating mechanism is added to allow the connector to rotate, then the versatility is improved, but the device complexity increases

Engineering Contradiction:
Improverotation capability for matingVSAvoidcomplexity of rotating mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The rotating mechanism is segmented into distinct functional components: a rotating body for rotation, a movable post constrained by an arc-shaped limiting groove to define rotation limits, and an elastic member to provide restoring force. This segmentation allows each component to perform its specific function with simple structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The mechanism uses dynamic elements including the rotatable connector, the movable post that moves along the arc-shaped groove, and the elastic member that dynamically adjusts to provide restoring force. These dynamic components enable rotation while maintaining structural simplicity.

Inventive Principle:
Principle #15Dynamics

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 assembly automatically returns to its original position, enhancing user experience and ensuring reliable connection through the use of a movable post and elastic member.

Implementation Method 1

an elastic member mated with the movable post; one end of the elastic member is fixed relative to the housing, and another end of the elastic member is connected to the movable post; the elastic member is configured to drive the movable post by a restoring force of the elastic member

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12413032B2Electrical connector assembly with connector rotating unit
Publication Date: 2025.09.09 LUXSHARE PRECISION ACCESSORY KUNSHAN LTD
  • US12413032B2 patent drawing
  • US12413032B2 patent drawing
  • US12413032B2 patent drawing

AI summary

An electrical connector assembly includes a housing and a connector rotating unit. The connector rotating unit is rotatable relative to the housing under the action of an external force. The connector rotating unit includes a rotating body, a movable post and an electrical connector. The electrical connector assembly also includes an arc-shaped limiting groove mated with the movable post and an elastic member mated with the movable post. One end of the elastic member is fixed relative to the housing, and another end of the elastic member is connected with the movable post. The movable post is movable in the arc-shaped limiting groove. The elastic member is configured to rotate the connector rotating unit back to an original position after the connector rotating unit is rotated.