Internal Locking Mechanism for Tamper-Proof Container Security

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Solution Overview

Problem

Existing container locking systems are often bulky, require additional keys, and can be accessed from outside, making them insecure for unattended use in public spaces.

Innovation Solution

A locking system with a latch and release mechanism integrated inside the cabinet, accessible only from within, which uses a lock element with angled sections and a cable opening to secure the container without external key access, allowing for tamper-proof locking and unlocking.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a lock and chain system is used to secure containers in public places, then unauthorized removal is prevented, but the system becomes bulky and requires additional keys

Engineering Contradiction:
Improvesecurity against unauthorized removalVSAvoidbulkiness and key requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The lock mechanism is extracted from the traditional external lock and chain system and integrated directly into the container structure. The locking system is built into the container body with the latch mechanism mounted inside, eliminating the need for separate external locks and chains, thereby reducing bulkiness while maintaining security.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The locking function is merged with the container structure itself. The lock mechanism, latch, and securing features are combined into an integrated system where the lock element works together with the container's internal structure, eliminating the need for separate key-based locking systems and reducing overall complexity.

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If traditional locks are used, then containers can be locked, but the locks are accessible from outside making them vulnerable to tampering

Engineering Contradiction:
Improvelocking capabilityVSAvoidexternal accessibility and tampering risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

Instead of having the lock mechanism accessible from the outside, the patent inverts the accessibility by placing the lock mechanism and latch inside the container. The locking action is initiated from the interior, making the system immune to external tampering while maintaining full locking capability. The lock element is inserted from outside but engages with internal components only.

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

3Reliability

If a key-based locking system is used, then containers can be secured, but additional keys are required which are cumbersome

Engineering Contradiction:
Improvecontainer securityVSAvoidkey management complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The traditional key-based mechanical locking system is replaced with a keyless lock mechanism. The lock element features a latch receiver that engages with the internal latch through a simple insertion motion, eliminating the need for keys, keyholes, and complex key management while maintaining secure locking capability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS11963594B2Locking system for a container
Publication Date: 2024.04.23 GM GLOBAL TECHNOLOGY OPERATIONS LLC
  • US11963594B2 patent drawing
  • US11963594B2 patent drawing
  • US11963594B2 patent drawing

AI summary

A cabinet includes a locking system having a cabinet body including a bottom wall, a top wall, a first side wall, a second, opposing side wall, and a third side wall connected to the bottom wall, the top wall, and between the first side wall and the second side wall. At least one door is pivotally mounted to the cabinet body. The at least one door, bottom wall, top wall, first side wall, second side wall, and third side wall define a storage volume. A lock mechanism including a latch and release element is pivotally mounted inside the storage volume. The latch and release element is accessible only in the storage volume. A lock opening extends through the cabinet body at the lock mechanism. A lock element is insertable through the lock opening. The lock element includes a latch receiver that is selectively engageable by the latch and release element.