3D Sea Wave Foam Structure for Pet Bed Cooling and Support

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Solution Overview

Problem

Conventional pet bed mattresses lack comprehensive solutions for airflow and cooling, leading to overheating issues for pets, especially when they lie or sleep for extended periods, and the use of mattress covers further restricts airflow.

Innovation Solution

A pet bed mattress design featuring a bottom foam support base with an upper layer of zig-zagging Z-shaped air valleys separated by tapering walls, providing progressively greater support and cooling airflow, combined with an air-permeable fabric mattress cover to maintain airflow even when covered.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If conventional foam materials are used for pet beds, then support and comfort are provided, but air permeability is poor and heat dissipation is insufficient

Engineering Contradiction:
Improveheat dissipationVSAvoidoverheating
Core Design Contradiction:
TemperatureVSObject-generated harmful factors

Solution Approach 1:

The foam is segmented into multiple independent air channels running through the entire thickness of the pet bed. These channels divide the foam structure into separate zones, allowing air to flow through each channel independently, thereby improving overall air permeability and heat dissipation while maintaining support functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent employs foam material with a porous structure containing through-channel cavities. These pores and channels create pathways for air circulation, enabling the foam to maintain its supportive properties while significantly enhancing breathability and thermal regulation for the pet.

Inventive Principle:
Principle #31Porous materials

2Reliability

If mattress covers are added to pet beds, then protection and comfort are improved, but airflow underneath the pet is restricted

Engineering Contradiction:
ImproveprotectionVSAvoidairflow
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent uses a cover made from breathable fabric that acts as a flexible shell. This fabric cover protects the foam interior while its breathable nature allows air to pass through, maintaining the airflow pathway from the foam channels to the pet's body even when the bed is covered.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The breathable fabric cover serves as an intermediary between the foam air channels and the external environment. It mediates the airflow, allowing air to escape from the foam channels while providing protection and comfort to the pet, thus resolving the conflict between coverage and ventilation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Strength

If traditional sponge materials are used, then flexibility and support are achieved, but long-term heat dissipation function is lacking

Engineering Contradiction:
ImprovesupportVSAvoidlong-term heat dissipation
Core Design Contradiction:
StrengthVSDuration of action of stationary object

Solution Approach 1:

The foam structure incorporates continuous air channels that extend throughout the entire thickness of the pet bed. This continuous pathway ensures uninterrupted air flow and consistent heat dissipation over time, allowing the foam to maintain its support function while providing ongoing thermal regulation without degradation.

Inventive Principle:
Principle #20Continuity of useful action

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 design offers enhanced support and cooling airflow, ensuring pets remain comfortable by directing air flow underneath the mattress, even with a cover, addressing overheating and ventilation needs effectively.

Implementation Method 1

each of the zig-zagging Z-shaped air valleys or channels provides a comforting and cooling airflow underneath the pet when the pet's body is lying on the mattress

Methodology Applied
Scientific EffectAir flow: Convection

Implementation Method 2

a mattress cover including an air-permeable fabric on the sides of the mattress cover that allows the comforting and cooling airflow underneath the pet

Methodology Applied
Scientific EffectPermeation: Permeation

Data Source

PatentUS12557918B23D sea wave shape polyurethane foam for use in pet bed/cushion
Publication Date: 2026.02.24 COMFY TAILS LLC
  • US12557918B2 patent drawing
  • US12557918B2 patent drawing
  • US12557918B2 patent drawing

AI summary

A pet bed cushion is disclosed, comprising a bottom foam support base and an upper layer featuring a series of zig-zagging Z-shaped air valleys or channels separated by tapering walls with varying thicknesses. The tapering walls offer increasing support as they compress under the pet's weight, creating a three-dimensional sea wave appearance. The design of the zig-zagging Z-shaped air channels, along with the tapering walls, promotes comforting and cooling airflow beneath the pet when resting on the mattress. This innovative structure provides enhanced comfort and support for pets, ensuring a restful and cooling experience.