Inflatable Toy Sword with Integrated Fan and Light

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Solution Overview

Problem

Existing toy light sabers do not safely combine inflation, contraction, and illumination features simultaneously, lacking a comprehensive solution for a safe and engaging inflatable sword experience.

Innovation Solution

An inflatable toy sword design featuring a fan assembly for inflation, a microcontroller for controlling a fan, light, and sound effects, integrated within a handle with a power source and multi-position switch, utilizing flexible materials like PVC, Mylar, or Latex for the blade, and a sealing mechanism to maintain an erect configuration.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If a toy sword uses a rigid structure for the blade, then it maintains shape and structural integrity, but it cannot be inflated or deflated for safe play

Engineering Contradiction:
Improveblade shape stabilityVSAvoidinflation/deflation capability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The blade is constructed from flexible materials such as latex, rubber, or plastic that can be inflated and deflated. These flexible membranes maintain structural integrity when pressurized while allowing the blade to transition between collapsed and erect states, resolving the contradiction between rigidity and adaptability.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The toy sword incorporates a pump mechanism that introduces air or gas into the flexible blade, creating internal pressure to maintain its shape and rigidity during play. The blade can be deflated by releasing the pressure, enabling safe storage and transport, thus achieving both structural stability and adaptability.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Adaptability or versatility

If a toy sword includes light and sound effects, then it enhances engagement and realism, but it increases device complexity

Engineering Contradiction:
Improveinteractive featuresVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The light source and sound generator are integrated into the handle assembly, combining multiple functions (inflation pump, illumination, audio effects, and power source) into a single unified structure. This merging reduces overall system complexity while maintaining enhanced interactive features.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The handle serves multiple functions: it houses the pump mechanism for inflation, contains the power source, and integrates the light and sound control systems. This multi-functionality approach allows the toy sword to provide enhanced engagement features without proportionally increasing complexity.

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

3Adaptability or versatility

If the blade is made from flexible inflatable material, then it enables inflation and deflation for safe play, but it lacks structural integrity when not inflated

Engineering Contradiction:
Improveinflation capabilityVSAvoidblade structural integrity
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The flexible blade material is engineered to maintain adequate structural integrity when inflated, while also allowing complete deflation for safe storage. The material properties are selected to provide sufficient strength during play without compromising the inflation/deflation capability.

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

Internal air pressure provides the structural support needed for the flexible blade to maintain its shape and strength during use. When deflated, the blade collapses to a safe, compact state, resolving the contradiction between flexibility and structural integrity.

Inventive Principle:
Principle #29Pneumatics and hydraulics

4Ease of operation

If the toy sword includes a pump mechanism for inflation, then it enables blade erection, but it increases device complexity

Engineering Contradiction:
Improveblade inflationVSAvoidmechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The pump mechanism is integrated into the handle assembly, combining the inflation function with the existing structural components of the toy sword. This eliminates the need for separate external pumping equipment, simplifying the overall system while maintaining ease of operation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The pump mechanism is designed to be manually operated by the user through simple actions such as squeezing or pressing, requiring minimal complexity while achieving effective blade inflation. The system serves itself through direct user interaction without requiring complex automation.

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

The solution provides a safe, interactive, and visually engaging inflatable toy sword that can inflate, maintain an erect shape, and produce light and sound effects, enhancing the play experience while ensuring safety and versatility in design.

Implementation Method 1

a fan assembly that is activated to inflate the toys and maintain them in an erect configuration

Methodology Applied
Scientific EffectAir flow:

Data Source

PatentUS9579587B1Inflatable toys having interchangeable parts
Publication Date: 2017.02.28 RC RES LLC
  • US9579587B1 patent drawing
  • US9579587B1 patent drawing
  • US9579587B1 patent drawing

AI summary

An inflatable toy sword includes a handle having a proximal end and a distal end, a fan disposed in the handle for directing air toward the distal end of the handle, a power source disposed in the handle for providing power to operate the fan, and a switch coupled with the fan for selectively activating the fan. An inflatable blade has a proximal end with an opening. The proximal end of the inflatable blade is connected to the distal end of the handle. The toy sword may also generate light and sound.