Electronic Device Keyboard Coupling Assembly Axial Disassembly

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Solution Overview

Problem

Existing external keyboards for tablets require complex installation processes due to the need for additional positioning frames, making them difficult to assemble and disassemble for switching between document and touch modes.

Innovation Solution

An electronic device design featuring a first body and a second body connected via a functional element and coupling assembly, allowing for easy opening and closing, and disassembly along an axial direction, eliminating the need for additional positioning frames and simplifying the connection structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If an additional positioning frame is used to connect the tablet computer and external keyboard, then the connection stability is improved, but the device complexity increases and installation becomes difficult

Engineering Contradiction:
Improveconnection stabilityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts and eliminates the positioning frame from the connection structure. Instead of using a separate positioning frame component, the invention integrates the positioning function directly into the keyboard body through the rotating shaft mechanism, thereby reducing the number of components and simplifying the overall structure while maintaining connection stability

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent merges the positioning function with the rotating shaft mechanism. The rotating shaft not only enables rotation between opened and closed states but also inherently provides positioning capability through its mechanical design, combining multiple functions into a single component to reduce structural complexity

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If a positioning frame with rotating shaft is used to enable opening and closing, then the adaptability is improved, but the ease of operation deteriorates due to complicated installation

Engineering Contradiction:
Improvemode switching capabilityVSAvoidinstallation ease
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The invention extracts the positioning frame as a separate component and eliminates it, integrating its positioning function directly into the keyboard body. This reduces the number of parts users need to assemble and simplifies the installation process while maintaining the ability to switch between document and touch modes

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The rotating shaft mechanism is designed to automatically provide positioning and locking functionality without requiring additional adjustment or complex assembly steps. The mechanism serves itself by incorporating the positioning function within the rotation mechanism, making installation straightforward while maintaining mode switching capability

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If multiple components including positioning frame and rotating shaft are used, then the functional versatility is improved, but the manufacturing complexity increases

Engineering Contradiction:
Improvefunctional capabilityVSAvoidmanufacturing simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent merges the positioning function with the rotating shaft mechanism into a single integrated component. This reduces the total number of parts that need to be manufactured and assembled, simplifying the manufacturing process while maintaining the functional versatility of switching between document and touch modes

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention extracts and eliminates the positioning frame as a separate manufactured component, integrating its functionality into the keyboard body or rotating shaft. This reduces the bill of materials and simplifies the manufacturing supply chain while preserving all necessary functional capabilities

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10877516B2Electronic device
Publication Date: 2020.12.29 COMPAL ELECTRONICS INC
  • US10877516B2 patent drawing
  • US10877516B2 patent drawing
  • US10877516B2 patent drawing

AI summary

An electronic device includes a first body, a second body, a function element, and a coupling assembly. The first body has a first sleeve. The second body has a second sleeve. The function element is disposed on the first body and the second body, and two ends of the function element are respectively disposed through the first sleeve and the second sleeve. The coupling assembly is detachably connected to the function element and disposed on the first sleeve or the second sleeve. Specifically, the first body and the second body are adapted to be opened or closed relatively through the function element and the coupling assembly, and the function element is adapted to be separated from the first sleeve and the second sleeve along an axial direction.