Fluid-Fed Cutting Blade for Low-Friction Food Slicing
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Solution Overview
Problem
Conventional cutting tools, such as hand kitchen knives and guided cutting devices, experience increased friction over time, leading to inefficient cutting and potential tearing or crushing of food due to dull edges and friction surfaces, which can result in suboptimal cutting performance.
Innovation Solution
A kitchen slicer with a blade that is supplied with a fluid, reducing friction between the blade and the material being cut, allowing for smoother cutting movements and preventing the blade from penetrating further into the material, while also providing a mechanism to distribute the fluid over the cut surface to prevent oxidation and enhance food handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional hand kitchen knives are used for cutting, then the cutting edge becomes dull over time, but the friction between the knife and food increases, leading to tearing or crushing of soft foods
Solution Approach 1:
A fluid is introduced as an intermediary substance between the blade and the food material. The fluid reduces friction during the cutting process, preventing the blade from slowing down as it penetrates the material and avoiding tearing or crushing of soft foods.
Solution Approach 2:
The friction characteristics of the blade surface are changed by applying a fluid. This modifies the physical parameters of the interface between blade and food, reducing friction and improving cutting performance throughout the blade's use life.
2Manufacturing precision
If a cutting knife is held in a frame with a friction surface to guide food, then the food is pressed against the cutting blade, but the pressure force increases friction effect between the knife and food
Solution Approach 1:
The fluid acts as a mediator between the friction surface and the food, reducing the friction effect while maintaining the pressure force needed for precise cutting. This allows the guided cutting device to maintain precision without excessive friction.
3Productivity
If the blade penetrates deeper into the material to be cut, then the cutting action continues, but the friction slows down the cutting movement
Solution Approach 1:
The fluid intermediary reduces friction resistance throughout the cutting process, allowing the blade to penetrate deeper into the material without experiencing increased friction that would slow down the cutting movement.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The fluid reduces friction between the blade and the material, improving cutting efficiency and preventing oxidation of cut surfaces, resulting in cleaner cuts and better handling of food, especially when cutting vegetables or meat.
Implementation Method 1
a fluid is supplied to a blade of the kitchen slicer... the blade exposed to the fluid has lower friction compared to the material to be cut
Implementation Method 2
the fluid during a cutting movement preventing the cutting movement from being slowed down by a blade penetrating further and further into the material to be cut
Data Source
Figure 1
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Figure 3a
AI summary
The invention relates to a method for cutting fruit, vegetables or similar, to a cutting tool (1) for cutting fruit, vegetables or similar, to an applicator (8) for use in a cutting tool (1) and to a dosing device. According to the invention, a fluid is supplied to a blade (4) of a cutting tool (1), preferably a cutting edge (6) of said blade (4).