Friction-Surface Peeling Device to Eliminate Hand Contact and Odor

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Solution Overview

Problem

Existing kitchen appliances lack an efficient and convenient method for peeling garlic and similar foodstuffs without leaving a lingering smell or causing damage, and there is a need for a tool that can handle various sizes of foodstuffs effectively.

Innovation Solution

A device comprising a rotatable disc with a first friction surface and a second surface encircling it, where the surfaces are at an angle to each other, creating a chamber that uses centrifugal force to peel foodstuffs, and an attachment mechanism for kitchen appliances that allows for easy ejection of tools without user contact.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional peeling method is used, then the peeling process requires direct hand contact with foodstuffs, but this causes lingering smell and potential contamination

Engineering Contradiction:
Improvepeeling convenienceVSAvoidlingering smell
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The patent introduces a peeling device with friction surfaces that acts as an intermediary between the user and the foodstuff. The user operates the device without direct hand contact with the garlic or similar foodstuffs, eliminating the lingering smell problem while maintaining effective peeling through friction-based mechanical action.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If a fixed-size peeling tool is used, then the tool structure is simple, but it cannot handle foodstuffs of various sizes effectively

Engineering Contradiction:
Improvesize accommodationVSAvoidtool structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent employs a chamber-based design where foodstuffs of various sizes can be accommodated by adjusting the vertical position of the foodstuff within the chamber. The friction surfaces are positioned to contact foodstuffs at appropriate heights, allowing the same device to effectively peel garlic cloves, bulbs, and other foodstuffs of different dimensions without requiring multiple specialized tools.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Reliability

If tools are tightly secured in attachments, then the operational reliability is high, but tool removal requires disassembly and user contact

Engineering Contradiction:
Improvetool retentionVSAvoidtool removal
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent incorporates an automatic ejection mechanism that uses the rotational motion of the attachment itself to eject the tool. During normal operation, the rotational force automatically pushes the tool outward, allowing the user to simply pull the tool away without disassembly or direct contact with potentially contaminated surfaces. This self-ejecting feature maintains secure tool retention during operation while enabling easy removal afterward.

Inventive Principle:
Principle #25Self-service

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 device efficiently peels garlic and similar foodstuffs of various sizes without damage, minimizing hand contact with the peeling process and ensuring easy tool removal, enhancing safety and convenience.

Implementation Method 1

a rotatable disc having a first friction surface; and a second, preferably friction, surface encircling the first friction surface

Methodology Applied
Scientific EffectCentrifugal force: Centrifugal Force

Data Source

PatentUS20240335057A1Kitchen Appliance
Publication Date: 2024.10.10 DE LONGHI BRAUN HOUSEHOLD GMBH
  • US20240335057A1 patent drawing
  • US20240335057A1 patent drawing
  • US20240335057A1 patent drawing

AI summary

A device is disclosed for peeling foodstuffs, the device comprising a rotatable disc having a first friction surface; and a second, preferably friction, surface encircling the first friction surface. Other embodiments are also disclosed.