Detachable Intelligent Back Cover With Spring Probe Assembly

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Solution Overview

Problem

Current mobile phone back covers are non-detachable and lack intelligence, limiting their functionality beyond battery protection, which hampers their potential for advanced features like lighting, spare batteries, and speakers.

Innovation Solution

A detachable intelligent back cover with a circuit board, spring probe assembly, and various components such as lighting elements, spare batteries, and speakers, which can be automatically energized and switched based on user requirements, integrating multiple functions like light sources, signal lamps, and external speakers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the back cover is made non-detachable to prevent battery replacement, then battery security is improved, but the intelligent functionality and adaptability of the back cover deteriorates

Engineering Contradiction:
Improvebattery securityVSAvoidintelligent functionality
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The back cover is divided into a first back cover portion and a second back cover portion that can be separated. The first portion remains attached to the terminal for security, while the second portion can be detached and replaced to provide different intelligent functionalities (lighting, speaker, spare battery) without compromising the structural integrity and battery security of the main device.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the back cover is made detachable to enable intelligence, then adaptability is improved, but structural stability deteriorates

Engineering Contradiction:
Improveintelligent functionalityVSAvoidstructural stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The second back cover portion is designed to nest within or attach to the first back cover portion when installed. This nested structure allows the detachable intelligent portion to be securely integrated with the main back cover, maintaining structural stability when the intelligent cover is attached, while still allowing easy detachment when needed.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If multiple functional components are integrated into the back cover, then functionality is improved, but device complexity increases

Engineering Contradiction:
ImprovefunctionalityVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The second back cover portion is designed as a universal module that can provide multiple functions (lighting elements, speaker, spare battery) within a single standardized component. This allows one detachable cover to serve multiple purposes, reducing the need for separate specialized components and simplifying the overall system architecture while maintaining high functionality.

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

Enhances the intelligentization of mobile phone back covers by enabling them to serve as protective covers, light sources, signal lamps, spare batteries, and speakers, improving user experience and functionality.

Implementation Method 1

a spring probe assembly electrically connected to and mounted on the first circuit board, as well as protruding backwardly from the cover body

Methodology Applied
Scientific EffectSpring probe assembly: Spring

Implementation Method 2

a plurality of lighting elements are disposed on a face of the first circuit board toward the cover body, with light emitted from the lighting elements passing through a translucent portion at an outer surface of the cover body

Methodology Applied
Scientific EffectLighting elements: Light Emitting Diode

Data Source

PatentUS10469637B2Detachable intelligent back cover
Publication Date: 2019.11.05 JRD COMMUNICATION INC
  • US10469637B2 patent drawing
  • US10469637B2 patent drawing
  • US10469637B2 patent drawing

AI summary

A detachable intelligent back cover is disclosed and comprises a cover body detachably connected to a middle frame of a casing of an intelligent terminal, a circuit board fixed to an inner surface of the cover body, and a spring probe assembly electrically mounted on a corresponding circuit board and protruding backwardly from the cover body; wherein lighting elements or spare batteries, or speakers are provided on a face of the circuit board toward the cover body. Such that back cover is not only used to protect the batteries, but also to be light sources, signaling lights, spare batteries, speakers, and the like. To use, it is only necessary to install the back cover on the intelligent terminal, in order to be automatically energized via the spring probe assembly. The back covers are selectively changed based on the requirements of users, to improve intelligence of the back cover.