Comforter Blanket with Foot-End Pouch to Prevent Mattress Misalignment

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Solution Overview

Problem

Existing comforter designs fail to prevent misalignment with mattresses, lack draft protection, and do not effectively support thermoregulation while being usable with any mattress or sheets.

Innovation Solution

A comforter system featuring a comforter sheet with an elastic pouch at the foot-end that selectively couples to the mattress, providing draft protection and preventing misalignment, along with a tensioning system to transition between comforter extension and mattress coupling configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If a strap with clips is used to secure the comforter to the mattress, then the comforter is held in position, but draft protection is lost and occupants feel the strap while sleeping

Engineering Contradiction:
Improvecomforter position stabilityVSAvoiddraft and discomfort
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The patent uses a fitted sheet with elastic material that forms a flexible enclosure around the mattress corners. This elastic sheet provides continuous contact and draft protection without rigid structures, while the insulative comforter layer provides thermal protection. The flexible elastic sheet avoids the discomfort of rigid straps while maintaining secure attachment.

Inventive Principle:
Principle #30Flexible shells and thin films

2Stability of the object's composition

If couplers secured to a fitted sheet are used to couple the comforter to the mattress perimeter, then the comforter is secured, but the fitted sheet must be oriented in a single manner and a special fitted sheet is required

Engineering Contradiction:
Improvecomforter-mattress couplingVSAvoidmattress compatibility
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The fitted sheet is designed with four identical corner pockets that can accommodate any mattress orientation or size. The elastic material and standardized corner pocket design allow the same fitted sheet to be universally applied to different mattresses without requiring special orientations or custom fittings, making the system adaptable and versatile.

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

3Stability of the object's composition

If a band surrounds the peripheral sides of the mattress to secure the comforter, then the comforter is held in place, but the band is difficult to remove and reinstall for transferring between beds or cleaning sheets

Engineering Contradiction:
Improvecomforter alignmentVSAvoidbed transfer and sheet replacement
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The attachment system is segmented into separate components: the fitted sheet remains on the mattress while the comforter can be independently removed or transferred. The corner pockets provide discrete attachment points that allow the comforter to be easily detached and reattached to different mattresses, facilitating bed transfers and sheet cleaning without moving the entire band structure.

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 comforter system effectively prevents misalignment with the mattress, provides draft protection, and enables thermoregulation by allowing the head-end portion to be pushed down or folded back, while being adaptable to any mattress or sheets.

Implementation Method 1

the pouch is elastic. The pouch is configured to receive a foot-end portion of a mattress

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20250064221A1Comforter blanket
Publication Date: 2025.02.27 HEST CORP
  • US20250064221A1 patent drawing
  • US20250064221A1 patent drawing
  • US20250064221A1 patent drawing

AI summary

Embodiments are directed toward preventing misalignment of a comforter relative to a mattress. The comforter has a foot-end portion that defines a pouch. The foot-end portion of a mattress can be inserted into the foot-end portion of the pouch, thereby preventing misalignment of the comforter relative to the mattress while providing draft protection to the feet of a person sleeping on the mattress.