Bed Integrated Fan Assembly for Mattress Temperature Control

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Solution Overview

Problem

Existing bed systems lack effective climate control mechanisms to adjust temperature efficiently and comfortably.

Innovation Solution

Integration of an integrated fan assembly within the mattress to direct airflow for temperature adjustment, utilizing layers of varying sizes and materials to enhance airflow and include fire-resistant sleeves for safety.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If heating and cooling systems are added to beds, then temperature control capability is improved, but device complexity increases

Engineering Contradiction:
Improvebed temperature controlVSAvoidsystem complexity
Core Design Contradiction:
TemperatureVSDevice complexity

Solution Approach 1:

The patent combines heating and cooling functions into a single integrated system using one fan assembly that can reverse direction, one set of ducts, and one thermostat. The fan assembly serves dual purposes: pushing air for heating and pulling air for cooling, eliminating the need for separate mechanical systems for each function.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The fan assembly is designed as a universal component that performs multiple functions: it can push air through the heating ducts, pull air through the cooling ducts, and its direction can be reversed to switch between heating and cooling modes. The thermostat also serves multiple purposes by controlling both heating and cooling operations based on temperature sensing.

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

2Productivity

If airflow channels are added to mattress layers, then temperature adjustment efficiency is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvetemperature adjustment efficiencyVSAvoidmattress manufacturing complexity
Core Design Contradiction:
ProductivityVSEase of manufacture

Solution Approach 1:

The mattress is divided into distinct functional layers: a top comfort layer, a middle layer containing the airflow channels and ducts, and a bottom support layer. The airflow insert is further segmented into separate heating and cooling ducts with dedicated air outlets positioned at different locations within the mattress thickness, allowing independent airflow paths for heating and cooling.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An airflow insert acts as an intermediary component that integrates the heating and cooling ducts within the mattress structure. This insert includes channels that receive conditioned air from the fan assembly and distribute it through outlets in the mattress layers, serving as a mediator between the external climate control system and the internal mattress structure.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If fire-resistant materials are used in airflow insert, then safety is improved, but material selection constraints increase

Engineering Contradiction:
Improvefire safetyVSAvoidmaterial selection flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

Fire-resistant materials are applied specifically to the airflow insert and ducting components where fire safety is most critical, rather than requiring all mattress materials to be fire-resistant. This localized approach ensures safety in the climate control system while maintaining flexibility in material selection for other mattress layers and components.

Inventive Principle:
Principle #3Local quality

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

Enhances temperature control and comfort by efficiently circulating air within the mattress, while ensuring safety through fire-resistant materials.

Implementation Method 1

an integrated fan assembly for directing airflow around and/or in a mattress to adjust a temperature of the mattress

Methodology Applied
Scientific EffectForced Convection: Forced Convection

Implementation Method 2

the second layer defines a space of high breathability to allow air to flow horizontally and vertically through the space of high breathability

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS20260041250A1Bed With Integrated Climate Control
Publication Date: 2026.02.12 SLEEP NUMBER CORP
  • US20260041250A1 patent drawing
  • US20260041250A1 patent drawing
  • US20260041250A1 patent drawing

AI summary

Some aspects of this disclosure include a bed system with integrated climate control. In some examples, the bed system includes an integrated fan assembly for directing airflow around and/or in a mattress to adjust a temperature of the mattress.