Knitted Bed Sheet Ventilation Structure for Heat and Moisture Release
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Solution Overview
Problem
Conventional bed sheets trap heat and moisture, disrupting body temperature regulation and preventing restful sleep due to their material properties.
Innovation Solution
Development of bed sheets made from performance fabrics, specifically circular knitted fabrics with ventilation ports, that allow for the dissipation of heat and moisture, promoting airflow and comfort.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If conventional bed sheets are used, then the sheets provide basic coverage and comfort, but the sheets trap heat and moisture, causing temperature increase and discomfort
Solution Approach 1:
The patent applies porous materials by incorporating ventilation ports throughout the bed sheet fabric structure. These ports create controlled porosity that allows heat and moisture to escape while maintaining the sheet's structural integrity and comfort properties, directly resolving the heat and moisture trapping issue
Solution Approach 2:
The patent uses composite materials by combining different fabric types (knitted and woven portions) with distinct properties in a single bed sheet structure. The knitted portions provide breathability and stretch, while the woven portions provide structure and durability, creating a composite material system that simultaneously addresses temperature regulation and comfort
2Ease of operation
If conventional bed sheets are used, then the sheets are simple in structure, but they prevent proper body temperature regulation
Solution Approach 1:
The patent applies segmentation by dividing the bed sheet into distinct functional zones: knitted portions for breathability and stretch, woven portions for structure, and ventilation ports for airflow. This segmentation allows each portion to perform its specific function optimally while working together as a unified sheet
Solution Approach 2:
The patent implements another dimension by adding vertical airflow channels through the fabric structure via ventilation ports. This creates a third dimension of heat and moisture management, allowing passive cooling through convective airflow in addition to the traditional horizontal fabric properties
3Productivity
If bed sheets with ventilation ports are used, then airflow and heat dissipation are improved, but the fabric structure becomes more complex
Solution Approach 1:
The patent applies parameter changes by systematically varying fabric properties including gauge (needle size), stitch patterns, yarn types, and ventilation port dimensions and spacing. These parameter adjustments optimize the balance between breathability, structure, and comfort without requiring fundamentally new fabrication technologies
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 use of circular knitted performance fabrics with ventilation ports enhances airflow, preventing heat buildup and moisture retention, resulting in a cooler and more comfortable sleep surface.
Implementation Method 1
The bed sheets are made from a performance fabric that allows heat and moisture that radiates from the sleeper's body to dissipate through the fitted bed sheet and/or the flat bed sheet
Implementation Method 2
the performance fabric is a circular knitted performance fabric having a plurality of spaced apart ventilation puts
Data Source
AI summary
A bed sheet is provided that includes a knitted performance fabric having a plurality of spaced apart ventilation ports. The knitted performance fabric has a gauge per square inch, grams per square meter, air permeability and material content that are pre-selected to provide the knitted performance fabric with one or more selected physical features.