Power Drawer Tool Cabinet for Secure Charging Access

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Solution Overview

Problem

Existing tool storage units fail to provide secure storage and convenient power charging for cordless tools, leading to inefficiencies in tool usage and increased risk of theft, as they often require tools to be charged during work hours or left unsecured, and lack adequate power sources for both cordless and corded tools.

Innovation Solution

A tool storage cabinet with a sliding power drawer and integrated power outlets, along with a secure locking mechanism, that allows for charging of cordless tools while maintaining security and providing a work surface with additional power outlets on the top surface for both cordless and corded tools.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If tools are stored in a locked storage unit, then security against theft and misuse is improved, but access to power for charging tools is worsened

Engineering Contradiction:
ImprovesecurityVSAvoidpower access
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The storage unit is divided into multiple compartments: a locked main storage area for security and an unlocked accessible compartment with power outlets for charging. This segmentation allows tools to be stored securely while providing easy access to power without compromising security of the main storage area.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An intermediary unlocked compartment serves as a buffer zone between the locked storage area and the external environment. This intermediate space contains power outlets and allows tool charging without requiring access to the secured main storage compartment, thus maintaining security while enabling power access.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If tools are charged outside the storage unit, then power access is improved, but security against theft and misuse is worsened

Engineering Contradiction:
Improvepower accessVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent merges the storage function and charging function into a single integrated unit. The unlocked compartment with power outlets is combined with the locked storage area, allowing tools to be charged within the secure perimeter of the storage unit while maintaining easy power access.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The storage unit serves multiple functions: secure storage, tool charging, and work surface. The unlocked compartment provides universal access for charging various tools without requiring the main storage area to be unlocked, making the system multi-functional while maintaining security.

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

3Reliability

If the storage unit is designed with security features, then protection against theft is improved, but convenience for tool charging is worsened

Engineering Contradiction:
ImproveprotectionVSAvoidcharging efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The storage unit is segmented into a secured area for storage and an accessible area for charging operations. This segmentation allows the protected area to maintain its security features while the accessible area provides convenient charging without requiring lockdown, thus maintaining productivity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The unlocked compartment with integrated power outlets enables self-service charging of tools within the storage unit perimeter. Users can charge tools independently without requiring assistance or compromising the security of the main storage area, improving charging efficiency while maintaining protection.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS8084992B2Tool storage cabinet having integrated power
Publication Date: 2011.12.27 SNAP ON INC
  • US8084992B2 patent drawing
  • US8084992B2 patent drawing
  • US8084992B2 patent drawing

AI summary

A tool storage unit is disclosed having a cabinet structure with a plurality of surfaces defining a first interior space and a storage compartment defining a second interior space, the compartment being configured to move between an open position extending from the first interior space and a closed position retracted within the first interior space. A stationary compartment sidewall fixed within the first interior space and adjacent the storage compartment limits access to the second interior space from the first interior space when the storage compartment is in the closed position. A plurality of power outlets positioned within the storage compartment such that each is accessible from the second interior space, and a locking feature for securing the storage compartment in the closed position are also featured. Finally, a recessed area integral to the top surface, a cover hinged to the top surface and covering the recessed area, and a power outlet positioned with the recessed area is a further feature of the disclosed storage unit. A power outlet positioned on the top surface of the cabinet structure outside of the recessed area may also be provided.