Tape Measure Clip with Diamond Knife Sharpener

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Solution Overview

Problem

Construction workers face challenges in carrying and organizing various tools, including knives and knife sharpening tools, which often require additional space and weight in tool belts or bags.

Innovation Solution

A tape measure with a built-in spring clip attachment featuring a knife sharpening material, such as monocrystalline or polycrystalline diamond stones with a grit range of 1,000 to 3,000, allowing users to sharpen knives without needing a separate tool, by attaching the clip to the tape measure housing or using it independently.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If workers carry multiple separate tools including knife sharpening tools, then knife sharpening capability is provided, but the number of tools to carry and organize increases

Engineering Contradiction:

Improveknife sharpening capabilityVSAvoidnumber of tools

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines a knife sharpening tool with a tape measure by attaching a sharpening stone to the tape measure housing. This merging of two separate tools (tape measure and knife sharpener) into one integrated device reduces the total number of tools workers need to carry and organize, while maintaining both measurement and knife sharpening capabilities.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The tape measure is designed to serve multiple functions: it can be used for measuring and also for sharpening knives. By adding the knife sharpening stone to the tape measure housing, the device becomes universal, allowing workers to perform both measurement and blade maintenance tasks with a single tool.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Ease of operation

If workers use tool belts or tool bags to carry tools, then tools can be organized and accessed, but additional weight and bulk are added

Engineering Contradiction:

Improvetool organization and accessibilityVSAvoidtotal tool weight

Core Design Contradiction:

Ease of operationVSWeight of moving object

Solution Approach 1:

By combining the knife sharpening function with the tape measure, the patent reduces the total weight of tools workers need to carry. Instead of transporting separate weights for a tape measure and a knife sharpener, the integrated design consolidates these into one lighter overall load.

Inventive Principle:

Principle #5Merging (Combining)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables users to perform knife sharpening with a single tool, reducing the need for additional equipment and maintaining convenience and accessibility of tools on construction sites.

Implementation Method 1

the attachment has an outer surface that faces away from the housing and that is provided with a knife sharpening material

Methodology Applied

Scientific EffectAbrasion: Abrasion

Data Source

PatentUS20240324758A1Tape measure clip with a knife sharpening material

Publication Date: 2024.10.03 RAYMOND DANIEL J

AI summary

The tape measure has a tape, which is partially received within an interior of a housing. An attachment is fixedly attached with one side of the housing, and the attachment has an outer surface that faces away from the housing and that is provided with a knife sharpening material. The attachment allows a user to conveniently sharpen their knife without carrying around a separate sharpening stone.