Inflatable bed system with automatic rolling up and unfolding

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Solution Overview

Problem

Inflatable beds in the related art are inconvenient to store due to requiring manual operations, which are time-consuming and laborious, and occupy a significant volume when stored.

Innovation Solution

An inflatable bed system with an ingenious structural design featuring grooves on the sponge liner, allowing automatic rolling up and unfolding through an air pump connection to air ports, enabling efficient deflation and inflation processes for compact storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual operations are used to fold and unfold the inflatable bed, then the bed can be stored and set up, but the process is time-consuming and laborious

Engineering Contradiction:
Improveease of operationVSAvoidtime consumption
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The inflatable bed automatically rolls itself during deflation and unfolds during inflation without requiring manual rolling operations. The air pump serves both inflation and automatic rolling functions, making the system self-service and eliminating manual labor for folding and unfolding the bed.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical rolling operations with an automated pneumatic system. The air pump creates negative pressure to automatically roll the bed during deflation and provides positive pressure to unfold it during inflation, substituting human mechanical action with automated pneumatic control.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Volume of moving object

If the inflatable bed is stored in its deflated state, then it occupies less space, but manual folding is required which is laborious

Engineering Contradiction:
Improvestorage volumeVSAvoidease of operation
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The inflatable bed automatically rolls itself into a compact cylindrical shape during deflation without requiring manual folding or rolling. The system self-manages the transition to compact storage form through the air pump creating negative pressure that pulls the bed material inward and rolls it automatically.

Inventive Principle:
Principle #25Self-service

3Extent of automation

If the inflatable bed is designed with grooves on the sponge liner, then automatic rolling is enabled, but the structure becomes more complex

Engineering Contradiction:
Improveautomation levelVSAvoidstructural complexity
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The sponge liner with grooves acts as a flexible structure that naturally rolls when air is removed. The grooves create channels that guide the rolling process and allow the thin sponge material to conform to the cylindrical rolled shape, enabling automatic rolling through the inherent flexibility of the shell structure rather than rigid mechanical components.

Inventive Principle:
Principle #30Flexible shells and thin films

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 system achieves automatic and efficient rolling up and unfolding, reducing storage volume and saving time, with a more regular shape and improved portability.

Implementation Method 1

when the inflatable bed is to be folded, the air pump deflates the inflatable bed

Methodology Applied
Scientific EffectDeflation:

Implementation Method 2

when the inflatable bed is to be unfolded, the air pump inflates the inflatable bed

Methodology Applied
Scientific EffectInflation:

Data Source

PatentUS20250280967A1Inflatable bed system with automatic rolling up and unfolding
Publication Date: 2025.09.11 LI ZHONG
  • US20250280967A1 patent drawing
  • US20250280967A1 patent drawing
  • US20250280967A1 patent drawing

AI summary

An inflatable bed system with automatic rolling up and unfolding includes an inflatable bed and an air pump; the inflatable bed includes an airbag and a sponge liner disposed in the airbag; the airbag is provided with an air port, a side of the sponge liner defines multiple grooves, and the multiple grooves are arranged along a length direction of the sponge liner. When the inflatable bed is folded, the air pump deflates the inflatable bed, and during a deflation process, the inflatable bed is rolled up into a cylindrical shape; when the inflatable bed is unfolded, the air pump inflates the inflate bed, and during an inflation process, the inflatable bed is expanded and unfolded. The inflatable bed system enables automatic rolling up and unfolding of the inflatable bed, saving time and effort, and the volume of the inflatable bed is small after being folded, occupying less space.