Rotating Multi-Specification Plug Adapter for Compact Storage

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Solution Overview

Problem

Conventional multi-specification plug adapters are bulky and inconvenient due to their fixed orientation, making them difficult to use and carry when adapting to different international socket standards.

Innovation Solution

A multi-specification plug adapter design featuring a first and second outer casing with rotating shafts and shaft holes, allowing the first outer casing to rotate 90° relative to the second, with push-button extended plug pins of different specifications, enabling convenient angle adjustment and compact storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple pins of different specifications are held in one plug adapter, then the adapter can be adapted to plugs of different specifications in multiple countries, but the volume of the whole plug adapter becomes larger than the volume of one plug

Engineering Contradiction:
Improveadaptability to different plug specificationsVSAvoidvolume of plug adapter
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The plug adapter is divided into a fixed portion (second outer casing with outlets) and a movable portion (first outer casing with plug pins). The movable portion can be rotated relative to the fixed portion, allowing different pin configurations to be positioned for use without increasing the overall adapter volume.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The first outer casing is made rotatable relative to the second outer casing through rotating shafts, transforming the static multi-specification adapter into a dynamic structure. This allows the adapter to present different pin orientations as needed while maintaining a compact form factor.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple pins of different specifications are held in one plug adapter, then the adapter can be adapted to plugs of different specifications in multiple countries, but it cannot be rotated to change the angle and is not so convenient

Engineering Contradiction:
Improveadaptability to different plug specificationsVSAvoidconvenience of use
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The first outer casing is made rotatable relative to the second outer casing through rotating shafts, transforming the static multi-specification adapter into a dynamic structure. This allows the adapter to present different pin orientations as needed while maintaining a compact form factor.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The rotation mechanism adds a rotational degree of freedom in the dimensional space, allowing the plug pins to be oriented in different directions without changing the adapter's physical size or requiring multiple separate adapters.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS10797453B2Multi-specification plug adapter
Publication Date: 2020.10.06 DONGGUAN AHOKU ELECTRONICS LTD
  • US10797453B2 patent drawing
  • US10797453B2 patent drawing
  • US10797453B2 patent drawing

AI summary

A multi-specification plug adapter, the multi-specification plug adapter comprises a first outer casing and a second outer casing assembled with each other. The second outer casing is provided with one or more than one socket hole; one or more than one slideable plug is located in the first outer casing. The plug is provided with a push button. The push button is located outside the first outer casing. The first plug pins or the second plug pins of the plug can be extended out of the first outer casing by pushing the push button. One set of or more than one set of corresponding shaft and shaft hole is located between the second outer casing and the first outer casing, the first outer casing can rotate against the second outer casing on the shaft.