Tenderizing Knife with Square Serration and Dual-Edge Blade

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Solution Overview

Problem

Existing knives for tenderizing meat require multiple tools for the process, as they are limited to either pounding or cutting, making the process time-consuming and inconvenient.

Innovation Solution

A tenderizing knife with a cutting blade featuring a square serration pattern on one edge for tenderizing and a smooth cutting edge on the other, along with an ergonomic handle and a dull edge for safety, allowing for both tenderizing and cutting functions in a single tool.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional tenderizing tool with ridged surface is used, then the meat can be tenderized through pounding, but the tool cannot cut fat from the meat requiring an additional knife

Engineering Contradiction:
Improvetenderizing functionalityVSAvoidnumber of tools required
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines a tenderizing surface with a cutting blade into a single integrated tool. The blade features a ridged surface on one side for pounding and tenderizing meat, while the opposite side provides a sharp cutting edge for trimming fat, eliminating the need for separate tenderizing and cutting tools

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The knife is designed to perform multiple functions: the ridged surface enables mechanical tenderizing through pounding and piercing actions, while the sharp edge provides cutting capability for fat removal, making the tool versatile for different meat preparation tasks

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

2Reliability

If multiple tools are used for tenderizing and cutting, then each function can be performed effectively, but the process becomes time-consuming and inconvenient

Engineering Contradiction:
Improvetenderizing effectivenessVSAvoidpreparation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

By integrating both tenderizing and cutting functions into one tool, the user can switch between functions instantly without putting down or picking up different tools, streamlining the meat preparation workflow and reducing time loss

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If a knife with serrated edges is used, then cutting capability is provided, but the knife cannot perform mechanical tenderizing through pounding

Engineering Contradiction:
Improvecutting capabilityVSAvoidtenderizing capability
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The knife blade has different surface qualities on opposite sides: one side features a ridged surface optimized for mechanical tenderizing through pounding, while the other side has a sharp cutting edge optimized for cutting, allowing each surface to excel at its specific function

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS9894906B2Tenderizing knife
Publication Date: 2018.02.20 KENNEDY EXCHANGE LLC
  • US9894906B2 patent drawing
  • US9894906B2 patent drawing
  • US9894906B2 patent drawing

AI summary

A tenderizing knife for use in tenderizing meat, such as steak or poultry and the like. The knife includes an elongated cutting blade having a handle on a proximal end thereof. A first edge of the cutting blade is serrated, while the second edge of the cutting blade is blunt. The first edge comprises a square serration pattern, wherein the square shaped serrations are spaced at a fixed interval and help to allow the user to tenderize the meat rather than cut therethrough. The distal end of the cutting blade includes a smooth edge for use in cutting through the meat in the traditional fashion. In operation, the user can make a series of small cuts across the meat using the serrated edge in order to tenderize the meat prior to cooking.