Inflatable bed

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Solution Overview

Problem

Existing inflatable beds with multi-air-chamber structures face issues of poor stability and comfort due to the cumbersome process of forming vent holes and the use of PVC materials, which lead to swelling and bulging phenomena.

Innovation Solution

The inflatable bed design includes a bed body with a top sheet, perimeter wall, and bottom sheet, featuring inner supporting assemblies with breathable meshes that partition the bed into main and auxiliary cavities, enhancing strength and stability, and a built-in air pump with a mounting plate to reduce pressure on the pump body, along with reinforcing airbags and a detachable bedcover for improved comfort and durability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If vent holes are formed in the upper diagonal strap or lower diagonal strap, then air chambers can communicate, but the process becomes cumbersome

Engineering Contradiction:
Improveprocess complexityVSAvoidstructure complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The patent merges the vent hole function into the breathable mesh material itself rather than forming separate vent holes in the straps. The breathable mesh inherently provides ventilation while maintaining structural integrity, eliminating the need for additional vent hole formation processes in the diagonal straps.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If PVC material is used for perimeter wall and straps, then the material has extensibility and malleability, but swelling and bulging occur leading to poor stability

Engineering Contradiction:
Improvematerial flexibilityVSAvoidstructural stability
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The patent uses a composite structure combining breathable mesh with supporting assemblies. The breathable mesh provides flexibility and ventilation, while the supporting assemblies (including rigid or semi-rigid components) provide structural stability and prevent swelling and bulging, creating a composite system that achieves both adaptability and stability.

Inventive Principle:
Principle #40Composite materials

3Strength

If inner supporting structure is made rigid for strength, then stability improves, but deformability decreases affecting fitting

Engineering Contradiction:
Improvestructural strengthVSAvoiddeformability
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The patent employs a dynamic supporting assembly that can adapt its rigidity. The supporting structure includes components that provide rigidity when needed for strength but allow controlled deformation during assembly and fitting. This may include flexible connectors, adjustable elements, or materials with viscoelastic properties that balance strength and deformability.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12256844B2Inflatable bed
Publication Date: 2025.03.25 DONGGUAN HONGYU PLASTIC CO LTD
  • US12256844B2 patent drawing
  • US12256844B2 patent drawing
  • US12256844B2 patent drawing

AI summary

The present application discloses an inflatable bed including a hollow bed body. The hollow bed body includes a top sheet, a perimeter wall, a bottom sheet, and tensioning straps, the top sheet and the bottom sheet cover the perimeter wall up and down, inner supporting assemblies are disposed inside the bed body, each of the inner supporting assemblies includes an inner supporting structure and a breathable mesh, the top of the inner supporting structure is fixed to an inner wall of the top of the bed body, a side wall of the inner supporting structure is fixed to an inner side wall of the bed body, the inside of the bed body is partitioned into an independent main cavity and an auxiliary cavity, the breathable mesh is mounted on the side wall of the inner supporting structure, and the main cavity communicates with the auxiliary cavity.