Open-Frame Food Slicer for Consistent Hasselback Cuts
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Solution Overview
Problem
Preparing food items like Hasselback potatoes can be time-consuming and requires careful attention to avoid cutting all the way through the item, making it difficult to perform quickly and accurately.
Innovation Solution
A food slicer with a substantially open frame and parallel cutting elements, where the cutting elements have varying standoff distances to perform a Hasselback cut, allowing for efficient and safe slicing of food items.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a knife is used to slice Hasselback potatoes, then the cutting can be performed with simple equipment, but the process is time-consuming and requires careful attention to avoid cutting all the way through
Solution Approach 1:
The cutting tool is segmented into multiple cutting elements (blades) arranged in parallel, each capable of making independent cuts. This allows simultaneous multiple cuts to be made through the food item, dramatically increasing slicing speed and productivity while maintaining precision control over cut depth and spacing.
Solution Approach 2:
The cutting elements are pre-positioned at specific standoff distances from the base of the frame, establishing the desired cut depth and spacing before the cutting action begins. This preliminary positioning ensures consistent, accurate cuts without requiring real-time adjustment or careful attention during the slicing process, thereby reducing preparation time.
2Productivity
If multiple cutting elements are used to increase slicing speed, then productivity improves, but the complexity of the device increases
Solution Approach 1:
Multiple cutting elements are merged into a single integrated frame structure, where all blades are mounted together on one rigid framework. This combining approach allows the device to perform multiple cuts simultaneously (improving productivity) while presenting as a single unified tool rather than multiple separate components, thereby managing device complexity effectively.
Solution Approach 2:
The frame structure serves multiple functions: it supports and positions all cutting elements, maintains precise spacing between blades, provides a base for standoff distance control, and enables the entire assembly to be applied to food items of varying sizes. This multi-functionality reduces the need for additional components, managing complexity while achieving high productivity.
3Manufacturing precision
If cutting elements are positioned close to the base for deep cuts, then cutting depth increases, but the risk of cutting through the entire food item increases
Solution Approach 1:
Each cutting element is assigned a specific local quality in terms of its standoff distance from the base, creating a gradient or pattern of cut depths across the food item. This local differentiation allows precise control over where deep cuts occur versus where shallower cuts are made, ensuring consistent results and preventing accidental complete cuts through the food item.
Solution Approach 2:
The base of the frame acts as an intermediary element that mediates between the cutting elements and the food item surface. By establishing a fixed distance (standoff distance) between the cutting elements and the base, it provides a physical reference that ensures consistent cut depth and prevents the blades from cutting all the way through, thereby improving reliability and consistency of the cut.
Data Source
AI summary
A food slicer is described. The food slicer includes a substantially open frame having opposing first and second sides, and a plurality of cutting elements mounted between the first and second sides. The plurality of cutting elements are arranged in parallel and have different lengths according to their position along a length of the open frame. The first and second sides are configured to encircle and pass around a food item on a surface when the open frame is placed over and pushed through the food item onto the surface. The plurality of cutting elements are configured to perform a Hasselback cut into the food item when the open frame is placed over and pushed through the food item onto the surface.