Universal Laptop Locking Structure Without Security Slot Holes

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Solution Overview

Problem

Existing notebook computer locks require specific locking holes, leading to economic inefficiency and inconvenience due to the need for multiple locking members, and they do not effectively prevent theft without using such holes.

Innovation Solution

A limiting apparatus for electronic devices that includes a support member with a convex portion, an engagement member, and a driving apparatus with a force application member, allowing for secure locking without relying on anti-theft locking holes, using a combination of rotating and translational movements to fix the device in place.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a locking member with key lock mechanism is used to prevent theft, then security is improved, but the device requires specific locking holes and multiple locking members for different specifications, increasing complexity and reducing convenience

Engineering Contradiction:
Improvetheft prevention capabilityVSAvoidnumber of locking members required
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The limiting apparatus uses a universal limiting member with a spherical limiting end that can engage with various surfaces (tables, desks, floors) without requiring specific locking holes. This single multi-functional design replaces multiple specialized locking members, achieving universal applicability across different electronic devices and surfaces while maintaining security.

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

Solution Approach 2:

The invention extracts the essential locking function from the traditional key lock mechanism and separates it from the requirement of specific locking holes. The spherical limiting end can engage with any surface to provide limiting action, eliminating the need for pre-drilled holes while retaining the core security function.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If a locking member requiring anti-theft locking holes is used, then security is improved, but convenience deteriorates due to the need to purchase and carry multiple locking members for different specifications

Engineering Contradiction:
Improvelocking securityVSAvoidconvenience of use
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The limiting member is designed as a universal tool that can engage with various surfaces without requiring specific holes or openings. The spherical limiting end can rest on any surface to provide effective limiting, allowing users to carry only one limiting apparatus regardless of the electronic device type or surface material.

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

Solution Approach 2:

Instead of requiring the electronic device to have locking holes (device-dependent approach), the invention inverts the approach by making the limiting member adaptable to any surface (tool-dependent approach). The spherical limiting end actively seeks to engage with the surface rather than requiring the surface to provide a specific engagement point.

Inventive Principle:
Principle #13The other way round (Inversion)

3Reliability

If a traditional key lock mechanism is used, then theft prevention is improved, but the device cannot effectively prevent theft without using specific locking holes

Engineering Contradiction:
Improvetheft preventionVSAvoidapplicability to different surfaces
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The limiting member with spherical limiting end provides universal adaptability to engage with various surfaces including tables, desks, floors, and other supports. This design maintains theft prevention capability while removing the restriction of requiring specific locking holes, enabling the same limiting member to work with different electronic devices and surface types.

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

Solution Approach 2:

The limiting member incorporates movable components including a rotatable limiting body and a movable limiting arm that can adjust its position and angle. This dynamic structure allows the limiting member to adapt to different surface geometries and orientations, enhancing versatility while maintaining secure engagement.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250369260A1Limiting apparatus
Publication Date: 2025.12.04 SINOX CO LTD
  • US20250369260A1 patent drawing
  • US20250369260A1 patent drawing
  • US20250369260A1 patent drawing

AI summary

A limiting apparatus is configured to be used with an electronic device, and includes a support member and an engagement member. The support member is provided with a support surface. The support surface includes a convex portion. The engagement member movably engages with the support member. When the limiting apparatus is in a locked state, a relative position of the support member and the engagement member is fixed, to limit the electronic device in the limiting apparatus.