Rotatable Mouse Base for Left- and Right-Handed Ergonomics

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Solution Overview

Problem

Existing vertical mice are predominantly designed for right-handed users, making it difficult for left-handed users to find suitable ergonomic options, and there is a lack of user-friendly solutions in the market.

Innovation Solution

A mouse design featuring a base and a detachable mouse body that can be rotated to accommodate both right-handed and left-handed users, with a leaning surface and magnetic attraction for stability, allowing for interchangeable operation modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If vertical mice are designed for right-handed users, then ergonomic comfort for right-handed users is improved, but usability for left-handed users deteriorates

Engineering Contradiction:
Improveergonomic comfortVSAvoidusability for different handedness
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The mouse body is designed with asymmetric button layout and ergonomic contours optimized for right-handed users, while the base can be rotated 180 degrees to provide mirror-image orientation, allowing left-handed users to achieve the same ergonomic comfort by rotating the base rather than requiring a completely different asymmetric design

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The base is designed with rotational capability around a vertical axis, allowing dynamic reconfiguration of the mouse orientation. This dynamic adjustment enables the same mouse to adapt to different user handedness preferences without changing the mouse body itself, resolving the contradiction between fixed ergonomic design and adaptability

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If multiple customized vertical mice are produced for different users, then adaptability to different users is improved, but device complexity and manufacturing cost increase

Engineering Contradiction:
Improvesuitability for different usersVSAvoidproduct variety
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

A single mouse design with a rotatable base serves multiple functions: it can be configured for right-handed users in the default orientation and for left-handed users after 180-degree rotation. This universal design eliminates the need to produce separate customized mice for different user groups, reducing device complexity and manufacturing variety while maintaining high adaptability

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If the mouse body is detachably disposed on the base, then ease of rotation and reconfiguration is improved, but structural complexity increases

Engineering Contradiction:
Improveease of reconfigurationVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The mouse is divided into two separable components: a mouse body and a base, connected through a detachable interface. This segmentation allows the base to be rotated independently and the mouse body to be easily attached or detached, facilitating simple reconfiguration for different users without requiring complex integrated mechanisms

Inventive Principle:
Principle #1Segmentation

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

Enables the same mouse to be used comfortably by both right- and left-handed users, reducing wrist pressure and enhancing ergonomic usability by allowing palm-standing operation.

Implementation Method 1

the base further comprises a first magnetic attractive member, and the mouse body further comprises a second magnetic attractive member and a third magnetic attractive member. When the mouse body is disposed on the leaning surface with the first orientation, the first magnetic attractive member is magnetically attracted to the second magnetic attractive member. When the mouse body is disposed on the leaning surface with the second orientation, the first magnetic attractive member is magnetically attracted to the third magnetic attractive member.

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS12429960B2Mouse
Publication Date: 2025.09.30 CHICONY ELECTRONICS CO LTD
  • US12429960B2 patent drawing
  • US12429960B2 patent drawing
  • US12429960B2 patent drawing

AI summary

A mouse includes a base and a mouse body. The base has a leaning surface and a bottom surface, an angle is between an extension direction of the leaning surface and the bottom surface, the leaning surface is arranged slantingly with respect to the bottom surface. The mouse body includes a housing. The mouse body is detachably disposed on the leaning surface, the housing leans against the leaning surface, and the mouse body has a first operation mode and a second operation mode. Under the first operation mode, the mouse body is disposed in the base with a first orientation, and under the second operation mode, the mouse body is detached from the leaning surface of the base and rotated to a second orientation and disposed in the base.