Canvas Tool Caddy with Nested Handle Mount

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Solution Overview

Problem

Existing portable tool holders and caddies lack a versatile, adjustable design that securely mounts on top of wheeled or rolling tool bags, providing an efficient working height and storage solution for mobile professionals.

Innovation Solution

A portable tool caddy with a telescopic, extensible design that mounts on top of wheeled or rolling tool bags, featuring a canvas or flexible material construction with internal spines for easy access and storage, and a clamping mechanism for secure attachment to the bag handle, allowing adjustable working height and easy transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a portable tool caddy is designed to mount on rolling tool bags, then tool accessibility during mobility is improved, but the caddy requires external supports and lacks secure mounting

Engineering Contradiction:

Improvetool accessibilityVSAvoidsecure mounting

Core Design Contradiction:

Ease of operationVSReliability

Solution Approach 1:

The tool caddy handle is nested within the recessed cavity of the rolling tool bag handle, creating a integrated mounting system where the caddy becomes part of the handle structure itself, eliminating the need for external supports

Inventive Principle:

Principle #7Nested doll (Nesting)

Solution Approach 2:

The caddy mounting mechanism is merged with the rolling tool bag handle by utilizing the handle's existing structural elements (recessed cavity, vertical members) to provide both support and mounting functions in a unified system

Inventive Principle:

Principle #5Merging (Combining)

2Ease of manufacture

If existing tool caddies use external supports for mounting, then simple attachment is achieved, but tool storage and display capacity is limited

Engineering Contradiction:

Improveattachment simplicityVSAvoidtool storage capacity

Core Design Contradiction:

Ease of manufactureVSQuantity of substance

Solution Approach 1:

The tool caddy utilizes the vertical dimension of the handle structure by extending downward from the handle's top surface, effectively using the handle's height to provide mounting support while maximizing horizontal storage space for tools

Inventive Principle:

Principle #17Another dimension (Dimensionality change)

3Reliability

If the caddy handle recess is designed to fit over the rolling bag handle, then secure attachment is achieved, but the caddy requires precise dimensional matching

Engineering Contradiction:

Improveattachment securityVSAvoiddimensional matching

Core Design Contradiction:

ReliabilityVSManufacturing precision

Solution Approach 1:

The recessed cavity dimensions are designed to accommodate variations in rolling tool bag handle sizes through adjustable parameters such as cavity width, depth, and shape, allowing the same caddy design to fit multiple handle configurations without precise custom matching

Inventive Principle:

Principle #35Parameter changes

Data Source

PatentUS10173315B2Portable work station

Publication Date: 2019.01.08 GIAMANCO JERRY R

AI summary

A canvas tool caddy designed to removably fit over the handle of a rolling tool chest with telescopic handle. The canvas tool caddy is meant to supplement the tool storage of the rolling tool chest. The canvas caddy is removable from the rolling tool chest telescopic handle. The tool caddy optionally has one or more flexible, bendable spines, to bend the flat tool supporting base wall surface substrate into an open planar flat display configuration which retains its shape while supported on the handle of the rolling tool chest. The rolling tool chest's telescopic handles provide upward load forces counteracting downward load forces of the handle, and the equilibrium is spread equally along an internal horizontal spine, to keep the tool caddy open when opened from a close transport state to an open viewable, tool accessible state.