Magnetic Bridge Panel for Ergonomic Display Positioning

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Solution Overview

Problem

Existing computing devices with hinged designs often suffer from ergonomic issues, such as spinal strain and discomfort, due to the limited adjustability of their display and keyboard orientations.

Innovation Solution

A device with a housing featuring a ferromagnetic surface, a hinge assembly, and a recess, where a ferromagnetic panel can transition via the hinge assembly from a storage position to a bridge position that covers the ferromagnetic surface, allowing for improved ergonomic adjustments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a hinged design is used to connect display and keyboard housings, then the device can be folded and portable, but the display and keyboard orientations are limited and cause ergonomic issues

Engineering Contradiction:
Improvedisplay and keyboard orientation adjustabilityVSAvoidergonomic comfort
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent applies the dynamics principle by replacing the fixed hinged connection with a magnetic coupling system that allows the ferromagnetic panel to be positioned at multiple orientations. The magnetic force provides continuous adjustment capability rather than discrete folded positions, enabling the display and keyboard to be oriented at various angles to suit different ergonomic requirements while maintaining portability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent segments the device into separate housings (display housing and keyboard housing) connected by a magnetic coupling system rather than a rigid hinge. This segmentation allows independent positioning of each housing, enabling flexible orientation adjustment of the display relative to the keyboard to improve ergonomic comfort.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If a ferromagnetic panel is added to enable repositioning, then orientation adjustability is improved, but the device complexity increases

Engineering Contradiction:
Improvepanel repositioning capabilityVSAvoidhinge assembly and ferromagnetic components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent replaces the traditional mechanical hinge assembly with a magnetic coupling system. Instead of using mechanical joints and pivots to connect the display and keyboard housings, the invention uses ferromagnetic panels and magnetic forces to enable repositioning and orientation adjustment, thereby reducing mechanical complexity while improving adaptability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The ferromagnetic panel serves multiple functions: it provides structural connection between housings, enables repositioning capability, and allows orientation adjustment. This multi-functionality reduces the need for separate components, thereby managing device complexity while achieving versatile repositioning.

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

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 solution enhances user ergonomics by allowing for adjustable display and keyboard orientations, reducing spinal strain and improving comfort during use.

Implementation Method 1

a ferromagnetic panel transitionable via the hinge assembly from a storage position in the recess to a bridge position that covers the ferromagnetic surface

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS12265429B2Display device
Publication Date: 2025.04.01 LENOVO (SINGAPORE) PTE LTD
  • US12265429B2 patent drawing
  • US12265429B2 patent drawing
  • US12265429B2 patent drawing

AI summary

A device can include a housing that comprises a front side that includes a display operatively coupled to display circuitry and a back side that comprises a ferromagnetic surface, a hinge assembly, and a recess; and a ferromagnetic panel transitionable via the hinge assembly from a storage position in the recess to a bridge position that covers the ferromagnetic surface.