Type-C Plug Stabilizing Adaptor for Heavy Type E Socket Loads

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Solution Overview

Problem

Type E sockets in Europe often fail to provide sufficient support for heavier devices with USB Type-C plugs, leading to frequent disconnections and potential damage due to bending moments.

Innovation Solution

A stabilizing adaptor is designed to surround and engage the Type-C plug on multiple sides, featuring flexible engagement tabs and a ground pin aperture, ensuring the plug remains stable and parallel to the socket face, while also allowing airflow through the device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a USB Type-C plug is used for power connection, then ease of use and reversibility are improved, but connection stability and support for heavy devices deteriorate

Engineering Contradiction:
Improveease of useVSAvoidconnection stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

A stabilizing adaptor is introduced as an intermediary component between the Type-C plug and the Type-E socket. The adaptor features a housing that receives the Type-C plug and provides additional support surfaces, while its prongs engage with the Type-E socket. This intermediary structure distributes the mechanical load and prevents the plug from being pulled out or bent, thereby maintaining connection stability while preserving the ease of use of Type-C connectors.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Power

If device weight is increased for higher performance, then processing power and functionality are improved, but mechanical support and connection stability deteriorate

Engineering Contradiction:
Improveprocessing powerVSAvoidconnection stability
Core Design Contradiction:
PowerVSReliability

Solution Approach 1:

The stabilizing adaptor acts as a counterweight structure by providing additional support surfaces and engagement points. The adaptor's housing surrounds the Type-C plug and distributes the weight load across multiple contact points with the socket, counteracting the gravitational force on heavier devices. This allows high-performance devices with increased weight to maintain stable connections without compromising the socket's structural integrity.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

3Ease of operation

If plug prongs are made flexible for insertion ease, then ease of operation is improved, but resistance to bending damage deteriorates

Engineering Contradiction:
Improveinsertion easeVSAvoidresistance to bending
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The stabilizing adaptor provides beforehand cushioning by establishing additional support and alignment before the Type-C plug is fully inserted into the socket. The adaptor's structure guides the plug during insertion and maintains proper positioning, preventing excessive bending forces from being applied to the prongs. This protective mechanism allows the prongs to remain flexible for easy insertion while being shielded from damaging bending stresses during operation.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Data Source

PatentUS20260018825A1Managing weight distribution for a plug-in compact electronic device
Publication Date: 2026.01.15 PLUME DESIGN INC
  • US20260018825A1 patent drawing
  • US20260018825A1 patent drawing
  • US20260018825A1 patent drawing

AI summary

The present disclosure is directed to a stabilizing adaptor configured to enhance the stability and durability of a Type C plug when inserted into a Type E socket. The stabilizing adaptor includes a housing aperture configured to surround and engage a plug housing on multiple sides, preventing bending and/or pulling of the plug prongs out of the Type E socket due to the weight of an electronic device that includes a Type C plug. The stabilizing adaptor features engagement protrusions that cooperate with flexible engagement tabs to ensure a secure fit against a plug housing. A ground pin aperture accommodates the ground pin of a Type E socket, and a contour of an outer wall of the stabilizing adaptor engage the walls of a socket void, ensuring a stable and reliable connection for heavier electronic devices.