Rotatable Magnetic Case Assembly for Wireless Charging Support

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Solution Overview

Problem

Protective cases for electronic devices often interfere with magnetic alignment, hindering efficient wireless charging, and lack functionality as both charging supports and handles.

Innovation Solution

A case with a magnetic assembly that includes a support member and magnetic alignment member, allowing for detachable or fixed connection, enabling efficient wireless charging while providing support and handling functionality through rotatable and foldable designs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a protective case is added to the electronic device, then protection and support functionality are improved, but magnetic alignment is interfered with and wireless charging efficiency deteriorates

Engineering Contradiction:
ImproveprotectionVSAvoidmagnetic alignment
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The case is divided into a case body and a separate magnetic assembly that can be detached. The magnetic assembly contains the magnetic alignment member, allowing it to be separated from the case body when wireless charging is needed, thus eliminating the interference with magnetic alignment while maintaining protection when the case is used.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magnetic assembly is designed to be movable relative to the case body, capable of rotating and folding. This dynamic structure allows the magnetic assembly to be positioned in different states: attached to the case body for protection, or detached/rotated away when wireless charging is needed, thus adapting to different functional requirements.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a protective case is added to the electronic device, then support functionality is improved, but magnetic alignment is interfered with and wireless charging efficiency deteriorates

Engineering Contradiction:
Improvesupport functionalityVSAvoidmagnetic alignment
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The case is divided into a case body and a separate magnetic assembly that can be detached. The magnetic assembly contains the magnetic alignment member, allowing it to be separated from the case body when wireless charging is needed, thus eliminating the interference with magnetic alignment while maintaining protection when the case is used.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magnetic assembly serves multiple functions: it provides magnetic alignment for wireless charging when attached to the case body, and it can also serve as a support stand when rotated to a specific angle. This multi-functionality eliminates the need for separate protection and support accessories.

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

3Reliability

If a magnetic assembly is added to the case, then wireless charging efficiency is improved, but device complexity increases

Engineering Contradiction:
Improvewireless chargingVSAvoidcase structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The magnetic alignment member is integrated into the magnetic assembly that is connected to the case body. This merging of functions allows the magnetic assembly to provide both protection and magnetic alignment capabilities in a single integrated component, reducing the need for separate elements.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The magnetic assembly serves multiple functions: it provides magnetic alignment for wireless charging when attached to the case body, and it can also serve as a support stand when rotated to a specific angle. This multi-functionality eliminates the need for separate protection and support accessories, thereby reducing overall complexity.

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

Ensures uninterrupted wireless charging by minimizing interference from the case, offering versatile support and handling options for electronic devices.

Implementation Method 1

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

Methodology Applied
Scientific EffectMagnetic field: Magnetic Field

Data Source

PatentUS12040827B2Case for electronic device and magnetic assembly
Publication Date: 2024.07.16 SHENZHEN LANHE TECHNOLOGIES CO LTD
  • US12040827B2 patent drawing
  • US12040827B2 patent drawing
  • US12040827B2 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.