Inflatable Decoration Blower-Projector Integration for Airflow Cooling

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Solution Overview

Problem

Existing inflatable decorations with static images lack versatility and creativity, limiting their use and interest over time.

Innovation Solution

Integration of a blower and projector within a single unit to maintain a constant-air inflatable shape and display selectively exchangeable images or animations, with the projector cooled by airflow from the blower.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a projector is integrated into the inflatable decoration to display dynamic images, then versatility and user engagement are improved, but device complexity increases

Engineering Contradiction:

ImproveversatilityVSAvoiddevice complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines the blower and projector into a single integrated unit that is attached to the inflatable decoration. This merging of functions reduces the number of separate components needed, simplifies installation, and maintains versatility while managing device complexity through functional integration.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The inflatable decoration system is designed to be multi-functional by incorporating both inflation/deflation capabilities and dynamic image projection. The same device can display different images and animations, allowing it to adapt to various occasions and themes, thereby improving versatility without requiring multiple separate devices.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Duration of action of moving object

If the projector operates continuously to display animations, then user engagement is improved, but heat generation increases affecting reliability

Engineering Contradiction:

Improveduration of actionVSAvoidreliability

Core Design Contradiction:

Duration of action of moving objectVSReliability

Solution Approach 1:

The patent converts the harmful heat generated by the projector into a beneficial cooling effect by using the blower's airflow to dissipate heat from the projector. The air intake necessary for the blower's operation is redirected to cool the projector, transforming a potential reliability issue into a functional advantage that enables continuous operation.

Inventive Principle:

Principle #22Blessing in disguise (Convert harm into benefit)

Solution Approach 2:

Airflow from the blower serves as an intermediary cooling medium between the projector's heat-generating components and the external environment. This intermediary mechanism allows heat to be efficiently transferred and dissipated, enabling the projector to operate continuously without overheating and maintaining system reliability.

Inventive Principle:

Principle #24Intermediary (Mediator)

3Strength

If the blower generates high airflow to maintain inflation, then structural integrity is improved, but energy consumption increases

Engineering Contradiction:

Improvestructural integrityVSAvoidenergy consumption

Core Design Contradiction:

StrengthVSUse of energy by moving object

Solution Approach 1:

The blower's primary airflow function serves a dual purpose: maintaining the structural integrity of the inflatable decoration and providing cooling for the projector. This self-service approach allows the same airflow to perform multiple functions, reducing the need for additional cooling components and potentially lowering overall energy consumption while maintaining structural strength.

Inventive Principle:

Principle #25Self-service

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

Enables dynamic image display and animation, enhancing user engagement and product longevity by continuously cooling the projector components.

Implementation Method 1

The blower resides within a direct path of airflow generated by the blower fan, thereby continuously cooling the light source of the projector during operation of the blower

Methodology Applied

Scientific EffectForced Convection: Forced Convection

Implementation Method 2

The projector incorporates a light source and a projection lens configured for magnifying and casting an image onto an opposite display surface of the inflatable body

Methodology Applied

Scientific EffectOptical Magnification: Lens

Data Source

PatentUS12387634B1Inflatable decoration with integrated combination blower and projector

Publication Date: 2025.08.12 MASON JR DAVID PAUL

AI summary

A constant-air inflatable decoration has an inflatable body defined by walls and an inflation port formed with one of the walls. A blower is located at the inflation port and incorporates a blower fan adapted for generating continuous airflow from an outside of the inflatable body to an inside of the inflatable body. The blower operates to continuously force air into the inflatable body to maintain an inflated three-dimensional shape. A projector is mounted adjacent the blower and faces inside the inflatable body. The projector incorporates a light source and a projection lens configured for magnifying and casting an image onto an opposite display surface of the inflatable body. The projector resides within a direct path of airflow generated by the blower fan, thereby continuously cooling the light source of the projector during operation of the blower.