Infant Sleep Sack Sheet Assembly for Warmth Without Loose Blankets

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Solution Overview

Problem

Existing infant sleep devices fail to balance warmth and safety, as they often pose suffocation hazards due to loose bedding and lack secure positioning, which increases the risk of Sudden Infant Death Syndrome (SIDS).

Innovation Solution

A combination of a fitted sheet with an elastic pocket and a blanket featuring hook and loop fasteners, forming a secure pocket around the infant, with a slanted mattress pad for head elevation, ensuring the blanket stays in place without restricting movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If a loose blanket is used to keep the infant warm, then the infant's warmth is improved, but the suffocation hazard increases

Engineering Contradiction:
Improveinfant warmthVSAvoidsuffocation hazard
Core Design Contradiction:
TemperatureVSObject-affected harmful factors

Solution Approach 1:

The patent combines the blanket and sheet into a single integrated unit with the blanket permanently attached to the sheet. This merging eliminates the hazard of loose blankets while maintaining warmth, as the blanket portion is secured to the mattress through the fitted sheet portion, preventing it from covering the infant's face.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent uses a fitted sheet portion that acts as a flexible securing mechanism to attach the blanket to the mattress. This flexible attachment system keeps the blanket in place without rigid structures, maintaining infant comfort while preventing suffocation hazards.

Inventive Principle:
Principle #30Flexible shells and thin films

2Ease of operation

If traditional bedding is used without secure positioning, then the infant can move freely, but the sleeping position security deteriorates

Engineering Contradiction:
Improveinfant movement freedomVSAvoidsleeping position security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

By merging the blanket and sheet into one unit that is secured to the mattress, the invention maintains infant movement freedom within the blanket while ensuring the entire assembly stays in place, providing reliable sleeping position security.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If a secure blanket restraint is used to prevent SIDS, then the sleeping position security is improved, but the device complexity increases

Engineering Contradiction:
Improvesleeping position securityVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent reduces device complexity by merging the blanket and sheet into a single unit with permanent attachment. This eliminates the need for separate straps, clips, or fastening mechanisms, achieving secure positioning through the simple fitted sheet attachment to the mattress.

Inventive Principle:
Principle #5Merging (Combining)

4Object-affected harmful factors

If loose bedding is removed to reduce SIDS risk, then the suffocation hazard is reduced, but the infant warmth deteriorates

Engineering Contradiction:
Improvesuffocation hazardVSAvoidinfant warmth
Core Design Contradiction:
Object-affected harmful factorsVSTemperature

Solution Approach 1:

The integrated blanket-sheet unit removes loose bedding hazards while maintaining infant warmth through the attached blanket portion. The blanket is secured to the mattress via the fitted sheet, ensuring it remains in place to provide continuous warmth without creating suffocation risks.

Inventive Principle:
Principle #5Merging (Combining)

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 reduces the risk of strangulation and SIDS by maintaining a secure, warm sleeping environment while allowing for infant movement, aligning with American Academy of Pediatrics recommendations for safe infant sleep practices.

Implementation Method 1

a fitted sheet capable of being tucked into and secured onto a side of a mattress

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

the fitted sheet having hook and loop fasteners and the blanket having matable hook and loop fasteners

Methodology Applied
Scientific EffectMechanical Fastening: Mechanical Fastener

Data Source

PatentUS9968205B1Infant sleeping bag, blanket and sheet
Publication Date: 2018.05.15 GAUDYN HALINA
  • US9968205B1 patent drawing
  • US9968205B1 patent drawing
  • US9968205B1 patent drawing

AI summary

An apparatus for improved sleep made up of a mattress, and a sleep aid, on a first end of the mattress the sleep aid being a partially fitted sheet, the fitted sheet tucked into and secured onto a side of the mattress, and on a second end of the mattress the sleep aid being a blanket, the blanket attached to the fitted sheet and the blanket being large enough to be folded over an infant, the fitted sheet having hook and loop fasteners and the blanket having matable hook and loop fasteners situated on the blanket opposite the fitted sheet, such that when the blanket is folded over and the hook and loop fasteners are mated a pocket capable of containing an infant is formed.