Rotating Magnetic Case Support for Wireless Charging Alignment

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Solution Overview

Problem

Protective cases for electronic devices often interfere with magnetic alignment, disrupting wireless charging efficiency and compatibility with external chargers.

Innovation Solution

A case design incorporating a magnetic assembly with a support member and magnetic alignment member that can rotate relative to the case, allowing for adjustable positioning to support the device and maintain magnetic coupling for efficient wireless charging.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a protective case is added to the electronic device, then the device protection and support functionality are improved, but the magnetic alignment between the device and wireless charging device is disrupted

Engineering Contradiction:
Improvedevice protectionVSAvoidmagnetic alignment
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The protective case is segmented into a housing and a detachable magnetic assembly. The magnetic assembly can be separated from the housing, allowing users to remove it when wireless charging is needed, thus eliminating magnetic interference while maintaining protection when the assembly is attached.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magnetic alignment member is extracted as a separate detachable component from the protective case housing. This allows the magnetic assembly to be removed when it interferes with wireless charging, while the housing remains as protective coverage.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If the magnetic alignment member is fixedly connected to the case, then the magnetic alignment is maintained, but the case cannot provide flexible support positioning

Engineering Contradiction:
Improvemagnetic alignmentVSAvoidsupport positioning
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The support member is designed with rotational capability relative to the housing, transforming it from a static fixed component to a dynamic adjustable component. This allows the support member to rotate to different angles and positions, providing flexible support positioning while maintaining magnetic alignment functionality when needed.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If the support member is made movable to provide flexible positioning, then the adaptability is improved, but the structural complexity of the case increases

Engineering Contradiction:
Improvesupport positioningVSAvoidcase structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The magnetic alignment member and support member are merged into a single integrated magnetic assembly. This combination allows the support functionality and magnetic alignment to work together through a unified structure, reducing the number of separate components and simplifying the overall case structure despite the added movement capability.

Inventive Principle:
Principle #5Merging (Combining)

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

Ensures uninterrupted wireless charging by minimizing interference from the case and providing flexible support for the electronic device, enhancing charging efficiency and compatibility with external chargers.

Implementation Method 1

magnetic alignment members are placed in the electronic device and the wireless charging device, respectively

Methodology Applied
Scientific EffectMagnetic coupling: Magnetism

Data Source

PatentUS20240322853A1Case for electronic device and magnetic assembly
Publication Date: 2024.09.26 SHENZHEN LANHE TECHNOLOGIES CO LTD
  • US20240322853A1 patent drawing
  • US20240322853A1 patent drawing
  • US20240322853A1 patent drawing

AI summary

The present disclosure provides a case for an electronic device and a magnetic assembly. The case includes a side wall, a back wall connected with the side wall to define a receiving cavity for receiving the electronic device, and a magnetic assembly, the magnetic assembly includes a support member connected with the side wall or the back wall, and a magnetic alignment member, the support member is capable of moving relative to the side wall or the back wall, so as to support the case, the magnetic alignment member is detachably or fixedly connected with the support member connected with the back wall or the side wall. The case of the present disclosure is convenient to use.