Mattress Testing with Heat, Moisture, and Movement Simulation

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Solution Overview

Problem

Conventional mattress testing systems fail to accurately simulate the heat, moisture, and movement of a human body, leading to incomplete evaluation of mattress durability and environmental condition simulation.

Innovation Solution

A system with pressing structures equipped with heaters and moisture devices, controlled by a controller to simulate the weight, heat, and moisture of a person, along with programmable movement patterns to replicate human body positions and environmental conditions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional testing systems use only mechanical pressing to simulate user weight, then the testing apparatus is simple and easy to operate, but it fails to simulate heat, moisture, and body movement, leading to incomplete durability evaluation

Engineering Contradiction:
Improvecompleteness of mattress durability evaluationVSAvoidcomplexity of testing system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple simulation functions (mechanical pressing, heating, moisture application, and movement simulation) into a single integrated testing system. The pressing structure integrates a heater and moisture device, allowing simultaneous application of weight, heat, and moisture to the mattress, thereby comprehensively simulating real sleeping conditions and resolving the contradiction between evaluation completeness and system complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The testing system is designed with multi-functional pressing structures that can perform mechanical compression, thermal heating, and moisture application. This universal design allows one testing apparatus to evaluate multiple aspects of mattress durability (mechanical support, heat resistance, moisture resistance) simultaneously, improving reliability without proportionally increasing complexity.

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

2Reliability

If conventional tests apply static weight to the mattress, then the testing procedure is simple and quick, but it cannot simulate body position changes and resulting fatigue stress

Engineering Contradiction:
Improveaccuracy of fatigue stress simulationVSAvoidtesting duration
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent transforms the static pressing mechanism into a dynamic system that can change pressing positions and apply movement patterns. The controller coordinates the pressing structure to move across different locations on the mattress, simulating body position changes during sleep. This dynamic approach accurately simulates fatigue stress from movement while the automated control keeps the process efficient.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The testing system employs periodic pressing cycles with varying positions and forces to simulate the rhythmic nature of sleep movements. The controller programs repeated pressing sequences that mimic natural body shifts during sleep, allowing comprehensive fatigue evaluation within a reasonable time frame through efficient cyclic testing.

Inventive Principle:
Principle #19Periodic action

3Reliability

If conventional testing systems do not simulate environmental conditions, then the testing equipment is simpler and less costly, but it cannot evaluate mattress performance under real usage conditions

Engineering Contradiction:
Improverealism of usage condition simulationVSAvoidcomplexity of environmental simulation
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent integrates environmental simulation capabilities (heating and moisture application) directly into the pressing structures. By combining mechanical pressing with thermal and moisture environmental factors in a single integrated system, the patent achieves realistic usage condition simulation without proportionally increasing overall system complexity.

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

This approach allows for a more comprehensive simulation of mattress usage, accurately testing durability and performance under various conditions, including heat, moisture, and movement, providing a more realistic evaluation of mattress suitability and lifespan.

Implementation Method 1

the at least one pressing structure includes at least one of a heater and a moisture device; and a controller configured to control pressing of the pressing structure onto the sleep support member, wherein the controller is configured to control at least one of heat provided by the heater

Methodology Applied
Scientific EffectHeat: Heating

Implementation Method 2

the at least one pressing structure includes at least one of a heater and a moisture device; and a controller configured to control pressing of the pressing structure onto the sleep support member, wherein the controller is configured to control at least one of heat provided by the heater and moisture provided by the moisture device

Methodology Applied
Scientific EffectMoisture: Deposition (physical)

Data Source

PatentUS8770020B2Methods and apparatuses for testing a sleep support member
Publication Date: 2014.07.08 KINGSDOWN INC
  • US8770020B2 patent drawing
  • US8770020B2 patent drawing
  • US8770020B2 patent drawing

AI summary

Systems and methods for testing a sleep support member. A system including at least one pressing structure, wherein the at least one pressing structure includes at least one of a heater and a moisture device; and a controller configured to control pressing of the pressing structure onto the sleep support member, wherein the controller is configured to control at least one of heat provided by the heater and moisture provided by the moisture device. A method including controlling pressing of at least one pressing structure onto a sleep support member, wherein the at least one pressing structure includes at least one of a heater and a moisture device; and controlling at least one of heat provided by the heater and moisture provided by the moisture device.