Absorbent Sheet with Cut Patterns for High-Efficiency Oil Removal
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Solution Overview
Problem
Existing methods for removing oil droplets and films from food surfaces are passive and inefficient, failing to effectively increase contact area for absorption.
Innovation Solution
An absorbent sheet with specific cuts and configurations that allow it to be transformed into a three-dimensional shape, increasing contact area and absorption efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If conventional passive oil draining methods are used, then the structure is simple, but the oil absorption efficiency is low
Solution Approach 1:
The sheet is divided into multiple strips by providing first cuts and second cuts that extend partially through the thickness, creating separable segments that can be independently positioned to wrap around food items, thereby increasing contact area and absorption efficiency
Solution Approach 2:
The invention transitions from a flat two-dimensional sheet to a three-dimensional wrapped structure by creating strips that can be folded and positioned in multiple spatial dimensions, allowing the absorbent material to conform to and surround the food item, dramatically increasing the contact surface area
2Productivity
If the sheet is made into a three-dimensional shape to increase contact area, then the absorption efficiency improves, but the storage space requirement increases
Solution Approach 1:
The strips are designed to be nested within each other when not in use, with each strip fitting into the space created by adjacent strips, allowing the three-dimensional structure to collapse into a compact form that occupies minimal storage space while maintaining the ability to expand into the full three-dimensional wrapping configuration during use
3Area of stationary object
If multiple cuts are provided to create strips, then the contact area increases, but the structural strength decreases
Solution Approach 1:
The cuts are designed with varying characteristics - first cuts extend partially through the thickness while second cuts create perpendicular segments - creating zones of different structural properties where the sheet maintains sufficient strength at connection points while providing adequate segmentation for wrapping, thereby balancing structural integrity with contact area requirements
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 absorbent sheet effectively removes oil droplets and films by dramatically increasing contact area, providing high absorption efficiency and convenience in use and storage.
Implementation Method 1
an absorbent sheet for removing a droplet or a liquid film attached to a surface of an object
Data Source
AI summary
An absorbent sheet can include a sheet portion defining a plurality of first cuts; a plurality of second cuts intersecting the first cuts; an edge portion provided near an edge of the sheet portion in which the first cuts are not provided; and a reed shape portion having a plurality of loose end aggregation portions; wherein the plurality of loose end aggregation portions are connected at a plurality of the edge portions which face each other across the reed shape portion; wherein the plurality of the second cuts are provided between the first cuts; and wherein a plurality of loose ends are formed by connection of a plurality of the second cuts with a line segment portion between two edge points of the first cut.


