Replaceable Cutting Sheet Assembly for Cross-Contamination Control
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Solution Overview
Problem
Conventional cutting boards do not effectively prevent cross-contamination between different food types, and existing solutions for multiple surfaces are either expensive or inconvenient to use.
Innovation Solution
A cutting board assembly with a housing that stores multiple interchangeable cutting sheets, each colored for specific food groups, allowing for hygienic preparation and easy storage, with vent openings for drying.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If multiple cutting boards are purchased for different food preparation tasks, then cross-contamination is prevented, but cost and convenience deteriorate
Solution Approach 1:
The cutting board is segmented into a base board and multiple interchangeable cutting surfaces (sheets). Each sheet can be dedicated to specific food types (raw meat, vegetables, cooked food), preventing cross-contamination while sharing a single base board structure, thus reducing cost compared to purchasing multiple complete cutting boards.
Solution Approach 2:
The base board is designed as a universal platform that can accommodate different cutting sheets for various food preparation tasks. The single base board serves multiple functions by supporting different sheets, providing cost-effective versatility compared to purchasing separate cutting boards for each food type.
2Object-affected harmful factors
If multiple cutting boards are purchased for different food preparation tasks, then cross-contamination is prevented, but convenience deteriorates
Solution Approach 1:
By segmenting the cutting board into a reusable base and interchangeable sheets, users only need to handle and store thin sheets rather than multiple heavy boards. The sheets can be easily removed, washed, and stored in the base board's storage space, improving convenience while maintaining food safety separation.
Solution Approach 2:
The cutting sheets are stored inside the base board's storage space when not in use. This nesting arrangement allows multiple sheets to be compactly stored within the single board structure, making the system more convenient to store and transport compared to managing multiple separate cutting boards.
3Ease of manufacture
If conventional single-surface cutting boards are used, then cost and simplicity are maintained, but cross-contamination prevention fails
Solution Approach 1:
The cutting board is segmented into a base structure and separate cutting sheets. This segmentation allows the base board to remain simple and easy to manufacture, while the interchangeable sheets provide the functionality needed to prevent cross-contamination between different food types.
4Object-affected harmful factors
If replaceable cutting surfaces are provided, then cross-contamination is prevented, but device complexity increases
Solution Approach 1:
The segmentation into base board and separate sheets actually reduces overall structural complexity compared to integrating multiple cutting surfaces into a single complex board. Each component is simple in design, and their combination provides the cross-contamination prevention functionality.
Solution Approach 2:
The universal base board design with a standardized storage space and attachment mechanism provides a simple, repeatable structure that accommodates different sheets. This multi-functional design achieves cross-contamination prevention without requiring complex specialized structures for each food type.
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
Enables cost-effective and convenient use of multiple cutting surfaces within a single board, preventing cross-contamination while allowing for efficient drying of cutting sheets.
Implementation Method 1
with vent openings for drying
Data Source
AI summary
A cutting board assembly has a housing that has a plurality of side walls, a top wall and bottom wall that together define an internal storage space. The top wall has a cutting surface, and the bottom wall has at least one vent opening. A plurality of cutting sheets are stored inside the storage space.