Multifunctional Tool Kit with Rotating Shank and Interchangeable Blades

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Solution Overview

Problem

Existing tool kits for home and outdoor use are cumbersome due to separate tools, making them inconvenient to carry and use collectively.

Innovation Solution

A multifunctional tool kit with a connecting piece, cover, first shank, and second shank, allowing for 180-degree rotation and folding, which integrates multiple tools such as knives, screwdrivers, and light sources, with a cover that enables easy tool replacement and storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple separate tools are used for different functions, then each tool can perform its specific function well, but the tool kit becomes bulky and inconvenient to carry

Engineering Contradiction:
Improvetool functionalityVSAvoidtool kit size
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The patent combines multiple separate tools (knife, screwdriver, saw, file, scissors) into a single integrated tool kit with a common handle and connecting piece. Each tool blade is attached to the connecting piece through grooves and locking mechanisms, allowing multiple functions to be consolidated in one compact device, directly resolving the contradiction between versatility and portability

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The connecting piece serves as a universal base that can accommodate various tool blades through standardized grooves (first left groove, first right groove, second left groove, second right groove). This universal design allows the same handle structure to support multiple different tool functions, achieving multi-functionality without increasing overall kit volume

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Volume of moving object

If multiple tools are integrated into one kit, then portability is improved, but the structure becomes complex and difficult to operate

Engineering Contradiction:
Improvetool kit sizeVSAvoidtool kit structure
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The tool kit is segmented into distinct functional modules: the handle, connecting piece, cover, and individual tool blades. Each blade can be independently attached or removed through specific grooves and locking mechanisms. This segmentation allows the complex functionality to be divided into simple, manageable components that are easy to operate and replace

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cover is designed to be rotatable relative to the connecting piece, allowing it to open and close for tool replacement. The swingable cover with its groove system dynamically adapts to accommodate different tool configurations, simplifying the operation of tool replacement while maintaining structural integration

Inventive Principle:
Principle #15Dynamics

3Stability of the object's composition

If tools are fixed permanently in the kit, then structure stability is improved, but tool replacement and storage become inconvenient

Engineering Contradiction:
Improvetool attachment stabilityVSAvoidtool replacement convenience
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The connecting piece is pre-designed with multiple grooves (first left groove, first right groove, second left groove, second right groove) and the cover is pre-configured with corresponding groove patterns. This preliminary structural arrangement enables tools to be quickly attached or removed by simply aligning and locking into the pre-prepared groove systems, making tool replacement convenient while maintaining stable attachment when tools are installed

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11433523B2Multifunctional tool
Publication Date: 2022.09.06 YANGJIANG CITY XIANGMAO TRADING CO LTD
  • US11433523B2 patent drawing
  • US11433523B2 patent drawing
  • US11433523B2 patent drawing

AI summary

The present disclosure provides a multifunctional tool kit. The multifunctional tool kit knit includes a connecting piece, a cover, a tool, a first shank, and a second shank. The cover is connected to an upper end of the connecting piece. The first shank and the second shank are connected to a lower end of the connecting piece. The tool is inserted into a second hole to reach the bottom of a pin hole. By rotating the cover, the tool is locked on the connecting piece. The first shank and the second shank are movably connected to the connecting piece, and are reversely rotatable by 180 degrees to engage with each other define a handle. The present disclosure achieves effects of saving space and resources, and implementing multiple integrated functions with one tool.