Performance Bedding Fabric Assembly for Sheet-Width Thermal Control

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Solution Overview

Problem

Current bedding fabrics, particularly those made from high gauge circular knits, face limitations in width due to manufacturing constraints, preventing the production of performance fabrics suitable for standard bed sheets, which are essential for maintaining optimal thermal conditions for sleep.

Innovation Solution

The development of a method to manufacture high gauge circular knit fabrics using a machine with a diameter of at least 48 inches, allowing for the creation of sheet-sized performance fabrics with superior properties such as moisture management, UV protection, and thermo-regulation, by stitching together discrete performance fabric portions to achieve the required width and fit for mattresses of various sizes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of stationary object

If conventional manufacturing methods are used for bedding fabrics, then production is simpler and easier, but the fabric width is limited and cannot accommodate standard bed sheet sizes

Engineering Contradiction:
Improvefabric widthVSAvoidmanufacturing complexity
Core Design Contradiction:
Length of stationary objectVSEase of manufacture

Solution Approach 1:

The patent divides the large-width bed sheet into multiple discrete fabric portions (first portion and second portion) that can be manufactured separately on conventional circular knitting machines with diameter constraints, then joined together to achieve the required overall width. This segmentation allows production using existing manufacturing capabilities while meeting the final dimension requirements.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent combines multiple discrete fabric portions through joining operations (sewing, bonding, or other attachment methods) to create a unified bed sheet structure. This merging process integrates separately manufactured fabric sections into a complete product that spans the required width for standard beds, effectively overcoming the single-machine width limitation.

Inventive Principle:
Principle #5Merging (Combining)

2Temperature

If high gauge circular knit fabrics are used to achieve superior thermal properties, then breathability and heat transfer are improved, but manufacturing width limitations prevent production of sheet-sized fabrics

Engineering Contradiction:
Improvethermal regulation performanceVSAvoidfabric width
Core Design Contradiction:
TemperatureVSLength of stationary object

Solution Approach 1:

The bed sheet is segmented into multiple high-gauge circular knit fabric portions, each manufactured on conventional circular knitting machines. These portions retain the superior thermal properties of high-gauge knitting while bypassing the width limitation of single machines. The segmented approach allows each portion to be optimized for thermal performance independently.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent creates a composite structure by joining multiple fabric portions with different properties or orientations. The discrete portions can be constructed with varying knit patterns, yarn compositions, or thermal characteristics to optimize overall thermal regulation performance across different regions of the bed sheet, while maintaining the benefits of high-gauge circular knitting.

Inventive Principle:
Principle #40Composite materials

3Adaptability or versatility

If discrete fabric portions are stitched together to achieve required width, then standard bed sheet sizes can be produced, but manufacturing process becomes more complex

Engineering Contradiction:
Improvefit for various mattress sizesVSAvoidmanufacturing process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bed sheet is designed as multiple discrete portions that can be manufactured separately and then joined. This segmentation enables flexibility in sizing and configuration to accommodate various mattress dimensions while using standardized manufacturing processes for each portion, balancing adaptability with process simplicity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The discrete fabric portions are designed to be universal components that can be configured for different bed sizes and mattress shapes. The same basic portion design can be adapted through varying dimensions, quantities, or arrangement patterns to fit twin, full, queen, or king-sized beds, reducing the need for entirely different manufacturing processes for each size category.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 resulting performance bedding provides enhanced breathability, heat transfer, and moisture management, ensuring a cooler and more comfortable sleeping environment, leading to faster sleep initiation and deeper restorative sleep.

Implementation Method 1

Performance fabrics are made for a variety of end-use applications, and can provide multiple functional qualities, such as moisture management, UV protection, anti-microbial, thermo-regulation, and wind/water resistance

Methodology Applied
Scientific EffectHeat transfer: Conduction (thermal)

Implementation Method 2

Performance fabrics crafted into bedding applications would be uniquely capable of promoting cool, comfortable—and therefore better—sleep, as these advanced fabrics maximize breathability and heat transfer

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

Such improved bedding would include beneficial wicking among other properties

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Data Source

PatentUS10022000B2Fabric system
Publication Date: 2018.07.17 SHEEX
  • US10022000B2 patent drawing
  • US10022000B2 patent drawing
  • US10022000B2 patent drawing

AI summary

Bedding material including a first fabric section manufactured from performance fabric and having a first and second side; and, a second fabric section attached to the first side of the first fabric section. Additionally, a third fabric section can be attached to the second side of the first fabric section. The first fabric section can be attached to the second fabric section through a flatlock stitch. The first fabric section can include a first zone and a second zone wherein the first zone contains different performance properties from the second zone and the first zone can have thermal or moisture wicking properties.