Electronic Device Locking Mechanism for Pre-Set Anti-Theft Hole Engagement

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Solution Overview

Problem

Conventional multi-stage adjustable locks for electronic devices, such as laptop computers, require repeated adjustment of working stages each time they are connected or disconnected, making them inconvenient for use.

Innovation Solution

A locking method and apparatus with a fixing member, stage adjusting mechanism, and driving mechanism that allows separate adjustment of working stages and unfolding of the fixing member, enabling the fixing member to engage in an anti-theft hole without needing to change the working stage each time.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the working stage is adjusted every time the lock is connected or disconnected, then the lock can fit the anti-theft hole properly, but the operation becomes inconvenient and time-consuming

Engineering Contradiction:
Improvefitting accuracyVSAvoidoperation convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The working stage is adjusted in advance before the locking operation, so that when the lock is connected to the anti-theft hole, the fixing member is already positioned correctly and only needs to be unfolded, eliminating the need for repeated adjustments during each connection

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The locking operation is divided into two independent steps: first adjusting the working stage to the correct position, then unfolding the fixing member. This separation allows the stage adjustment to be performed once in advance, while the unfolding action can be quickly repeated without adjustment

Inventive Principle:
Principle #1Segmentation

2Device complexity

If the fixing member unfolding and working stage adjustment are coupled, then the lock structure is simpler, but the adjustment mechanism interferes with the unfolding operation

Engineering Contradiction:
Improvestructure simplicityVSAvoidunfolding operation
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The lock structure is divided into independent components: the stage adjusting mechanism and the fixing member unfolding mechanism. This allows the fixing member to be unfolded without interference from the stage adjustment mechanism, as they operate independently

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The interference between the stage adjustment mechanism and the fixing member is eliminated by designing them as separate, non-interfering components. The fixing member can be unfolded freely without being constrained by the stage adjustment mechanism

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12385290B2Locking method for an electronic device and electronic device locking apparatus
Publication Date: 2025.08.12 SINOX CO LTD
  • US12385290B2 patent drawing
  • US12385290B2 patent drawing
  • US12385290B2 patent drawing

AI summary

A locking method for an electronic device includes steps of: (a) adjusting working stages of an electronic device locking apparatus according to a size of an anti-theft hole of an electronic device; (b) inserting a fixing member into the anti-theft hole; and (c) switching a lock to a locking state, such that the electronic device locking apparatus and the electronic device are inseparable. Movements of the working stages and the fixing member are separate. The working stages can be adjusted in advance, and then the fixing member is inserted into and is unfolded to engage in the anti-theft hole. When unlocking, just folding the fixing member and then the fixing member can leave the anti-theft hole. The fixing member can be used to engage in the anti-theft hole of the same size, directly without changing the working stage, which is convenient to use.