Dual-Colored Tool Box Handle With Segmented Frame And Pad

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Solution Overview

Problem

Conventional tool boxes appear dull due to uniform color schemes and lack of aesthetic appeal, particularly in their handles, which fail to enhance the overall visual attractiveness.

Innovation Solution

A dual-colored handle design featuring a rigid frame of one color and a soft pad of another color, with the frame and pad being connected via axles and rings, providing both structural integrity and comfort, while being pivotally connected to the tool box shells.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If the handle is made of a single uniform color, then the manufacturing process is simple and cost-effective, but the aesthetic appeal and visual attractiveness are reduced

Engineering Contradiction:
Improveaesthetic appealVSAvoidhandle structure complexity
Core Design Contradiction:
ShapeVSDevice complexity

Solution Approach 1:

The handle is divided into two distinct segments: a frame portion and a pad portion, each with different colors. The frame is formed in a first color while the pad is formed in a second color, creating a dual-colored appearance that enhances aesthetic appeal while maintaining manufacturing simplicity through separate component formation

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The handle combines two different colored materials or coated surfaces - the frame portion in one color and the pad portion in another color. This composite color scheme creates visual contrast and attractiveness while allowing each component to be manufactured or finished independently

Inventive Principle:
Principle #40Composite materials

2Shape

If the handle uses a dual-colored design with frame and pad, then the aesthetic appeal is enhanced, but the manufacturing process becomes more complex

Engineering Contradiction:
Improveaesthetic appealVSAvoidhandle manufacturing ease
Core Design Contradiction:
ShapeVSEase of manufacture

Solution Approach 1:

The handle is segmented into separable components - a frame portion and a pad portion - that can be manufactured or assembled independently. This segmentation allows the dual-colored design to be achieved through separate production processes or simple assembly operations, reducing overall manufacturing complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different portions of the handle have different colors and properties - the frame portion has a first color providing structural appearance while the pad portion has a second color providing grip characteristics. This local differentiation allows each component to be optimized for its specific function while maintaining overall aesthetic appeal

Inventive Principle:
Principle #3Local quality

3Ease of operation

If the handle provides a comfortable grip with pad material, then the ease of operation is improved, but the structural simplicity is reduced

Engineering Contradiction:
Improvegrip comfortVSAvoidhandle structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The handle is segmented into a frame portion providing structural support and a pad portion providing grip comfort. This segmentation allows the comfortable grip function to be achieved through the pad material while keeping the overall structure relatively simple and easy to manufacture

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The handle combines different materials or material types - a structural frame material and a grip pad material - to achieve both structural integrity and comfortable grip. This composite construction provides functional versatility while maintaining reasonable structural simplicity

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS8978924B1Box equipped with dual-colored handle
Publication Date: 2015.03.17 LIU YUNG YUAN
  • US8978924B1 patent drawing
  • US8978924B1 patent drawing
  • US8978924B1 patent drawing

AI summary

A tool box is equipped with a dual-colored handle. The dual-colored handle includes a frame of a color and a pad of another color. The frame is formed with two axles. The pad is formed with two rings each. Each of the rings is placed around and on a corresponding one of the axles as the frame and the pad are joined together.