Telescopic Storage Case for Power Tool Accessories

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Solution Overview

Problem

Existing storage cases for power tool accessories are inadequate in accommodating accessories of varying lengths and sizes, often requiring accessories to be dumped out to access shorter items, and lack features for easy and quick access, durability, and economical manufacturing.

Innovation Solution

The storage case features a telescopic design with adjustable length, slidably removable walls, and pivotable panels to facilitate access to accessories of different lengths and sizes, ensuring easy retrieval without needing to remove longer items, while being lightweight, compact, and cost-effective.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If accessories are stored in a fixed-dimensional case, then the case structure is simple and economical to manufacture, but short accessories cannot be accessed without dumping out longer accessories

Engineering Contradiction:
Improveaccess to accessoriesVSAvoidcase structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The storage case is divided into multiple compartments with adjustable dividers, allowing the interior space to be segmented according to accessory lengths. This enables short accessories to be stored in separate compartments from long accessories, allowing direct access without dumping contents, while maintaining a relatively simple overall case structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The case incorporates telescopic sides with adjustable length and removable/divisible panels that can be reconfigured. This dynamic structure allows the case to adapt to different accessory storage needs while maintaining simplicity through modular, easily reconfigurable components rather than complex fixed structures.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the case is designed to accommodate longest accessories, then all accessories can be stored, but the case becomes large and not compact

Engineering Contradiction:
Improveaccommodation of various lengthsVSAvoidcase size
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

By segmenting the storage space into multiple compartments with adjustable dividers, the case can efficiently pack accessories of various lengths without requiring excessive empty space. Short accessories fit in smaller compartments while long accessories extend into dedicated spaces, maximizing volume utilization and reducing overall case size while maintaining adaptability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The telescopic sides and adjustable panels allow the case volume to be dynamically configured to match the actual storage needs. When storing shorter accessories, the telescopic sides can be retracted to reduce case volume, while still accommodating the full range of accessory lengths when needed, thus achieving compactness without sacrificing versatility.

Inventive Principle:
Principle #15Dynamics

3Weight of moving object

If the case is made lightweight and compact, then portability is improved, but durability may be compromised

Engineering Contradiction:
Improvecase weightVSAvoidcase durability
Core Design Contradiction:
Weight of moving objectVSReliability

Solution Approach 1:

The case utilizes composite materials such as fiberglass-reinforced polymers or aluminum alloy composites that provide high strength-to-weight ratio. These materials enable the case to be lightweight and compact for improved portability while maintaining the durability and structural integrity needed to protect tools and accessories during transport and storage.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS7484620B2Accessory storage case
Publication Date: 2009.02.03 BLACK & DECKER CORP
  • US7484620B2 patent drawing
  • US7484620B2 patent drawing
  • US7484620B2 patent drawing

AI summary

A storage case allows access to the accessories therein regardless of the length of the accessories. The case may be telescopic such that the length of the case may be adjusted to store accessories of various lengths and to facilitate the access to these accessories. The storage case may have fixed dimensions with a slidably removable wall that allows easy access to the accessories stored therein. The storage case may be fixed in dimension and has panels with multiple hinges that allow the different hinges to provide varying degrees of access to the accessories therein. The storage case may be fixed in dimension and have a pivotal sidewall that may be pivoted to allow access to the accessories stored therein.