Tool-Adjusted Laptop Locking Mechanism to Prevent Stage Drift

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Solution Overview

Problem

Conventional multi-stage adjustable locks for electronic devices, such as laptop computers, are prone to accidental stage adjustments due to exposure and handling, leading to potential detachment and reduced anti-theft effectiveness.

Innovation Solution

A tool-adjustable electronic device locking apparatus with a housing, anti-theft-hole-fixing member, stage adjusting mechanism, and driving mechanism, allowing adjustment through a tool-operated portion to prevent accidental stage changes, ensuring secure engagement with the anti-theft hole.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the lock is made easily adjustable for convenient operation, then the ease of operation is improved, but the reliability of maintaining the working stage deteriorates due to accidental adjustments

Engineering Contradiction:
Improveadjustability of working stagesVSAvoidstability of working stage
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

A tool-operated portion is introduced as an intermediary between the user and the stage adjusting mechanism. This mediator requires a specific tool to operate, preventing direct accidental adjustments while maintaining intentional adjustability when needed.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The design preemptively prevents accidental adjustments by requiring a tool for operation. The tool-operated portion is configured to resist unintended operations, applying counter-action to potential harmful adjustments before they can occur.

Inventive Principle:
Principle #9Preliminary anti-action

2Ease of operation

If the stage adjusting mechanism is exposed for easy access, then the ease of operation is improved, but the object-generated harmful factors worsen due to accidental touches

Engineering Contradiction:
Improveaccessibility of adjustment mechanismVSAvoidaccidental stage changes
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The tool-operated portion serves as a protective intermediary that blocks direct access to the stage adjusting mechanism. It allows intentional adjustments through tool operation while preventing accidental touches during handling or storage.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The adjustment function is extracted from direct exposure and hidden behind the tool-operated portion. The mechanism remains accessible functionally but is physically protected from unintended interactions.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If the lock mechanism allows easy adjustment of working stages, then the ease of operation is improved, but the reliability of anti-theft security deteriorates due to potential detachment

Engineering Contradiction:
Improveadjustability of lock stagesVSAvoidanti-theft security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The tool-operated portion acts as a security intermediary that prevents unauthorized or accidental stage adjustments. This ensures the lock remains securely engaged at the intended stage, maintaining anti-theft effectiveness while allowing legitimate adjustments when needed.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12503885B2Tool-adjustable electronic device locking apparatus
Publication Date: 2025.12.23 SINOX CO LTD
  • US12503885B2 patent drawing
  • US12503885B2 patent drawing
  • US12503885B2 patent drawing

AI summary

A tool-adjustable electronic device locking apparatus is configured to secure an electronic device and has a housing, an anti-theft-hole fixing member configured to be inserted into an anti-theft hole of the electronic device, a stage adjusting mechanism, and a driving mechanism. The stage adjusting mechanism includes a tool operated portion operated to adjust working stages. The driving mechanism selectively unfolds the anti-theft-hole-fixing member to engage in the anti-theft hole based on a current one of the working stages. The working stages are adjusted through a tool by setting the tool operated portion on the stage adjusting mechanism, so as to prevent the working stages from being changed accidentally, ensure that the working stage is kept the same when the tool-adjustable electronic device locking apparatus is used on the same electronic device, and ensure an anti-theft effect.