Rotating Blade Assembly With Adjustable Angles and Interchangeable Cutting

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Solution Overview

Problem

Existing kitchen devices lack the ability to perform dual functions such as cutting, peeling, and slicing of various food products like fruits, vegetables, cheese, tofu, and pizza efficiently, and they do not allow for adjustable and interchangeable rotating blade assemblies to accommodate different cutting angles and positions.

Innovation Solution

A device with a rotating blade assembly that is securely attached to a handle via a shaft or pin assembly, allowing for adjustable positioning and interchangeability, featuring various cutting elements like blades and wires, enabling multiple cutting, peeling, and slicing functions at different angles.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed blade assembly is used, then the device structure is simple, but it cannot perform dual functions or accommodate different cutting angles

Engineering Contradiction:
Improvedual functional capabilityVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The rotating blade assembly is designed to perform multiple functions including cutting, peeling, and slicing by rotating to different positions. The same assembly can cut fruits, vegetables, cheese, tofu, and pizza by adjusting the rotation angle, eliminating the need for multiple separate tools.

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

Solution Approach 2:

The blade assembly is made rotatable relative to the handle through a shaft or pin assembly mechanism. This dynamic configuration allows the blade to be rotated to various angles and secured in different positions, transforming a static single-function device into a dynamic multi-function device.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If an adjustable rotating blade assembly is implemented, then cutting angles can be adjusted, but the device complexity increases

Engineering Contradiction:
Improveadjustable positioningVSAvoidshaft or pin assembly
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The blade assembly incorporates a rotatable connection mechanism with the handle, allowing the blade to be adjusted to different angles. The shaft or pin assembly enables this dynamic adjustment while maintaining structural integrity during use.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If interchangeable blade assemblies are provided, then versatility for different food products is improved, but device complexity and cost increase

Engineering Contradiction:
ImproveinterchangeabilityVSAvoidassembly structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The cutting device is divided into separate modular components: the handle and the interchangeable blade assembly. This segmentation allows different blade assemblies to be attached to the same handle, providing versatility for cutting various food products without redesigning the entire device.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A universal handle design with standardized connection mechanism accommodates multiple types of blade assemblies. The same handle can work with different blades for cutting, peeling, slicing, and grating various food items, reducing the need for multiple specialized tools.

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

Data Source

PatentUS9924737B2Adjustable rotating blade assembly food preparation device
Publication Date: 2018.03.27 TATENO CHIKARA R
  • US9924737B2 patent drawing
  • US9924737B2 patent drawing
  • US9924737B2 patent drawing

AI summary

A rotating blade food preparation device (10) for cutting, shaving, slicing, and peeling, vegetables and fruits, cheese, tofu, pizza, meats and other food products, includes a handle (12), a frame element (16) connected to the handle (12), and a rotating blade assembly (28) operably secured to the frame and having dual or multiple functionalities and interchangeability with other rotating blade assemblies.