Strip-Woven Bed Cover for Insulation and Moisture Dissipation

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Solution Overview

Problem

Existing covers lack adaptability to body contours, require excessive filler for insulation, and fail to effectively dissipate heat and moisture, resulting in an understated appearance and practical limitations, especially in hospital settings.

Innovation Solution

The cover features two or more groups of individual strips arranged in different directions, allowing partial overlap and fixation, which enhances contour adaptability, reduces filler weight while maintaining insulation, and improves air exchange through an open structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If a continuous layer of flexible insulating material is used, then insulation effect is improved, but filler weight increases

Engineering Contradiction:
Improveinsulation effectVSAvoidfiller weight
Core Design Contradiction:
TemperatureVSWeight of moving object

Solution Approach 1:

The continuous insulating layer is segmented into multiple individual strips arranged in groups. These strips are distributed throughout the cover rather than forming a single continuous layer, reducing the total filler weight while maintaining insulation effectiveness through the distributed thermal barrier.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cover incorporates an open structure with ventilation openings and air permeable meshwork between the strips. This porous design allows air circulation while the strips provide localized insulation, achieving thermal insulation with reduced material quantity.

Inventive Principle:
Principle #31Porous materials

2Temperature

If a continuous layer of flexible insulating material is used, then insulation effect is improved, but adaptability to body contours deteriorates

Engineering Contradiction:
Improveinsulation effectVSAvoidadaptability to body contours
Core Design Contradiction:
TemperatureVSAdaptability or versatility

Solution Approach 1:

The insulating material is divided into multiple independent strips that can move and conform individually to body contours. This segmentation allows the cover to adapt to the sleeper's shape while the strips collectively provide continuous insulation coverage.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The individual strips are designed to be flexible and movable relative to each other, allowing the cover structure to dynamically adapt to body contours. The strips can shift and conform as the sleeper moves or changes position, maintaining both adaptability and insulation.

Inventive Principle:
Principle #15Dynamics

3Temperature

If a continuous layer of flexible insulating material is used, then insulation effect is improved, but heat and moisture dissipation deteriorates

Engineering Contradiction:
Improveinsulation effectVSAvoidheat and moisture accumulation
Core Design Contradiction:
TemperatureVSObject-generated harmful factors

Solution Approach 1:

The cover employs an open structure with ventilation openings and air permeable meshwork that allows heat and moisture to escape while the distributed strips maintain insulation. This porous design enables simultaneous thermal insulation and respiratory function.

Inventive Principle:
Principle #31Porous materials

Solution Approach 2:

The ventilation openings and air permeable structures create airflow pathways that facilitate convective heat transfer and moisture evaporation. Air circulation through the open structure removes heat and moisture generated by the body while the strips provide thermal insulation.

Inventive Principle:
Principle #29Pneumatics and hydraulics

4Productivity

If individual strips with open structure are used, then air exchange is improved, but appearance becomes more complex

Engineering Contradiction:
Improveair exchange efficiencyVSAvoidvisual appearance
Core Design Contradiction:
ProductivityVSShape

Solution Approach 1:

The open structure with ventilation openings and meshwork between strips creates an visually complex pattern. The segmented arrangement of strips with gaps between them produces a distinctive geometric appearance that differs from traditional continuous covers.

Inventive Principle:
Principle #1Segmentation

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 solution provides improved adaptability, reduced filler weight, effective heat and moisture dissipation, and a unique appearance, offering advantages in both comfort and practicality, particularly suitable for hospital use.

Implementation Method 1

satisfactory warmth and moisture dissipation, and so provides air-conditioning of the space taken up by the sleeper under the covers

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 2

two or more groups of individual strips which at least partially lie on top of each other

Methodology Applied
Scientific EffectDiffusion: Diffusion

Data Source

PatentUS8769743B2Cover and related products, and production thereof
Publication Date: 2014.07.08 SANDERS SA
  • US8769743B2 patent drawing
  • US8769743B2 patent drawing
  • US8769743B2 patent drawing

AI summary

The present invention relates to covers and in particular covers for beds which are characterized by the presence of two or more groups of strips, wherein each group comprises two or more strips arranged relative to one another in different directions and in particular woven together.