Multifunctional Tool Head Jaw Geometry for Prying and Hammering
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Solution Overview
Problem
Existing multifunctional tools lack versatility and cannot effectively function as both a pry bar and a survival tool, limiting their utility in various applications.
Innovation Solution
A multifunctional tool design featuring a handle bar with a tool head that includes jaws with varying sections and spaces, allowing for multiple functions such as bending, prying, pulling, and hammering, with specific jaw configurations and spaces enabling these functionalities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a multifunctional tool is designed with a tool head including multiple jaws with varying sections and spaces, then the versatility and functionality of the tool is improved, but the device complexity increases
Solution Approach 1:
The tool head is designed with multiple jaws (first jaw, second jaw, third jaw) having different configurations and sections to perform multiple functions including bending, prying, pulling, and hammering. This multi-functionality allows a single tool to replace several specialized tools, thereby improving versatility without requiring separate devices for each function.
Solution Approach 2:
Each jaw is divided into multiple sections (e.g., first section, second section, third section) with different geometries and properties. The first jaw has sections for different bending radii, the second jaw has sections for prying and pulling, and the third jaw has sections for hammering. This segmentation allows each jaw to perform multiple sub-functions, increasing overall versatility while maintaining a unified tool structure.
2Adaptability or versatility
If the tool head includes multiple engaging spaces with specific dimensions, then the functionality for bending, prying, pulling, and hammering is improved, but the manufacturing precision requirements increase
Solution Approach 1:
Different sections of the jaws are designed with locally optimized properties. For example, the first sections of the first and second jaws form a recess for bending operations, while the second sections form flat protrusions for prying and pulling. The third sections are designed for hammering. This local differentiation allows each region to be optimized for its specific function while maintaining overall manufacturing feasibility through standardized processes.
Solution Approach 2:
The engaging spaces are designed with variable dimensions that allow dynamic adjustment during operation. The first engaging space has different lengths at different sections, allowing the tool to adapt to different bending radii and object sizes. This dynamic capability enables the tool to handle diverse tasks without requiring extremely tight manufacturing tolerances across all dimensions.
Data Source
AI summary
A multifunctional tool includes a tool head including first, second, third jaws, and first and second engaging spaces. The first engaging space extends between the first and second jaws. The second engaging space extends between the third jaw and a surface facing the third jaw. The first engaging space has first, second, and third lengths defining a maximum space between first sections, a minimum space between second sections, and a minimum space between third sections of the first and second jaws, respectively. The second length is shorter than the first length. The third length is longer than the second length but shorter than the first length. The second engaging space has a fourth length defining a space between the third jaw and the surface. The fourth length is not shorter than the third length.