Toolbox Wheel Lock Housing for Anti-Tamper Retention

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Solution Overview

Problem

Toolboxes with rollable ground engagement mechanisms, such as wheels, are vulnerable to theft due to their ease of mobility, necessitating a secure locking solution to prevent unauthorized removal of the ground engagement mechanisms from the toolbox.

Innovation Solution

A locking device with a housing that secures the ground engagement mechanism, featuring a retaining mechanism movable between retaining and releasing configurations, and a protective sleeve to prevent access to the retaining member, ensuring the mechanism cannot be easily removed or tampered with, combined with a lock for secure attachment to a support structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the ground engagement mechanism is made removable for ease of transport, then the toolbox mobility is improved, but the security against theft deteriorates

Engineering Contradiction:
Improvetoolbox mobilityVSAvoidsecurity against theft
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The locking device is segmented into distinct functional components: a housing that receives the ground engagement mechanism, a retaining mechanism with a retaining member that can move between retaining and releasing configurations, and a protective sleeve that covers the retaining member. This segmentation allows the toolbox to maintain both mobility (when unlocked) and security (when locked) by separating the locking function from the ground engagement mechanism itself.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The protective sleeve acts as an intermediary element between the retaining member and the external environment. It substantially prevents access to the retaining member through the opening in the housing, thereby protecting the locking mechanism from tampering while still allowing the ground engagement mechanism to be securely retained when needed.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the retaining mechanism is made accessible for ease of operation, then the ease of locking/unlocking is improved, but the security against tampering deteriorates

Engineering Contradiction:
Improveease of lockingVSAvoidtampering with retaining member
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The protective sleeve serves as an intermediary barrier that selectively controls access to the retaining member. It substantially prevents access to the retaining member through the opening in the housing, protecting against tampering while still allowing authorized operation through the designated access path.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The protective sleeve extends into the housing along the axis of the retaining member, creating a protective barrier in the dimensional space between the opening and the retaining member. This dimensional extension effectively blocks access paths that would otherwise allow tampering.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Object-affected harmful factors

If the housing is made fully enclosed for security, then the protection against tampering is improved, but the ease of inserting/removing ground engagement mechanism deteriorates

Engineering Contradiction:
Improveprotection against tamperingVSAvoidease of inserting ground engagement mechanism
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The housing is designed with local quality variation: it is fully enclosed except for a specific opening that allows insertion and removal of the ground engagement mechanism. The protective sleeve is positioned at this opening to provide localized protection against tampering while maintaining the necessary access functionality.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The housing structure is segmented into protected enclosed portions and an accessible opening portion. This segmentation allows the majority of the housing to provide security and protection, while the designated opening maintains ease of operation for inserting and removing the ground engagement mechanism.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11999330B2Locking device
Publication Date: 2024.06.04 BEAR TRAP SECURITY LTD
  • US11999330B2 patent drawing
  • US11999330B2 patent drawing
  • US11999330B2 patent drawing

AI summary

A locking device, for securing a toolbox with respect to a support structure, comprising a housing for receiving at least part of a ground engagement mechanism of a toolbox. The housing is configurable to have an opening, or has an opening, through which at least part of a ground engagement mechanism of a toolbox may be inserted into and removed from the housing. The locking device comprises a retaining mechanism that is movable between a retaining configuration, that prevents the removal of the at least part of the ground engagement mechanism from the housing through the opening, and a releasing configuration that allows the removal. The retaining mechanism comprises a retaining member that is movable between a first position such that the retaining mechanism is in the retaining configuration and a second position such that the retaining mechanism is movable to, or is in, the releasing configuration. The locking device comprises a lock configured such that the retaining member is selectively lockable in its first position and the locking device comprises a retaining member protector configured to substantially prevent access to at least part of the retaining member through the opening, when the retaining member is in the first position.