Multi-Functional Utility Tool With Interchangeable Blades
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Solution Overview
Problem
Existing utility knives are limited in their functionality, primarily designed for cutting soft materials like paper and cardboard, and lack the capability to effectively cut or shape a variety of workpieces, including harder materials like wood or plastic.
Innovation Solution
A multi-functional utility tool with a tool handle that houses an extendable saw and utility blade, along with a sanding surface, allowing for versatile cutting and shaping functions, including a built-in light, measuring bar, and blade change mechanism.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a utility knife is designed with a single utility blade for cutting soft materials, then it is simple in structure and easy to manufacture, but it lacks the capability to cut or shape harder materials like wood or plastic
Solution Approach 1:
The utility knife is designed with multiple blades of different types (utility blade, saw blade, sanding blade) that can be interchanged on the same tool. Each blade serves a specific function: the utility blade for soft materials, the saw blade for cutting wood or plastic, and the sanding blade for smoothing surfaces. This multi-functionality allows a single tool to perform multiple cutting and shaping operations that previously required separate tools.
Solution Approach 2:
The knife handle is designed with a modular blade system where different blades can be attached and detached. The blade attachment mechanism includes a blade slot and retaining structure that allows quick interchange between blade types. This segmentation enables the tool to adapt to different material cutting requirements without requiring a completely different tool for each material type.
2Adaptability or versatility
If multiple blades and functions are integrated into one tool, then versatility is improved, but the device complexity and difficulty of operation increase
Solution Approach 1:
The blade attachment mechanism incorporates a thumb slide that allows the user to easily extend and retract blades from the handle. The thumb slide engages with the blade through a slot in the handle, providing a simple one-handed operation for blade changes. This dynamic mechanism maintains ease of operation despite the presence of multiple blade types, as the blade interchange process is simplified to a single sliding motion rather than requiring complex tool changes.
Data Source
AI summary
A multi-functional utility tool is disclosed. The multi-functional utility tool includes a tool handle. At least one of a utility blade and a saw is extendable from the tool handle. A sanding surface is provided on the tool handle for smoothing a workpiece.