Magnetic Folding Protective Cover for Tablet Support

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Solution Overview

Problem

Existing protective covers for tablet computers are time-consuming to fold and require auxiliary supports that are not conveniently attached, making it difficult to support the device at different states.

Innovation Solution

A protective cover design featuring a fixing plate, first, second, and third folding plates with magnetic components, allowing the plates to fold automatically in sequence under external force, forming a triangle supporting structure for convenient device support.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional folding protective covers are used to support tablet computers at different standing states, then the device can be supported at multiple angles, but the folding steps are time-consuming and not convenient for users

Engineering Contradiction:
Improvesupport at different standing statesVSAvoidfolding steps time-consuming
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The manual mechanical folding operation is replaced by a magnetic field-based automatic folding system. The magnetic attraction between the first and second magnetic components provides the driving force for sequential folding, substituting the need for manual mechanical manipulation of multiple folding plates

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

2Ease of operation

If auxiliary supports are used to support the tablet computer at different support states, then the device can be supported conveniently, but the auxiliary support is not attached to the tablet computer and is not easy for usage

Engineering Contradiction:
Improveconvenient supportVSAvoidauxiliary support not attached
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The auxiliary support function is merged with the protective cover itself. The folding plates that form the support structure are integrated into the protective cover assembly, eliminating the need for separate auxiliary supports. The magnetic components are also integrated into the cover structure rather than being separate attachments

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The protective cover serves multiple functions: it protects the tablet computer when closed and automatically transforms into a support structure when folded. The same folding plates that make up the cover also form the triangular supporting structure, eliminating the need for dedicated auxiliary support components

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 design enables quick and automatic folding of the protective cover into a triangle supporting structure, facilitating convenient support of electronic devices at various angles without the need for auxiliary supports.

Implementation Method 1

the first magnetic component and the second magnetic component are attracted with each other

Methodology Applied
Scientific EffectMagnetic attraction: Magnetism

Data Source

PatentUS10211874B2Protective cover
Publication Date: 2019.02.19 ASUSTEK COMPUTER INC
  • US10211874B2 patent drawing
  • US10211874B2 patent drawing
  • US10211874B2 patent drawing

AI summary

A protective cover comprises a fixing plate, a first folding plate, a second folding plate, and a third folding plate. The fixing plate is fixed connected to a back surface of an electronic device and includes a first magnetic component. The first folding plate is foldably connected to the fixing plate and attaches to the back surface by a first attaching force. The second folding plate is foldably connected to the fixing plate and attaches to the back surface by a second attaching force. The third folding plate is foldably connected to the second folding plate and includes a second magnetic component to attach to the back surface. When the protective cover is folded, the third folding plate, the second folding plate, and the first folding plate leave the back surface in sequence; the fixing plate, the first folding plate, and the second folding plate form a support state.