Inflatable Device Wire Sealing via Waterproof Tube

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Solution Overview

Problem

Inflatable devices used in water environments face issues with air leaks and water exposure to electrical components due to ineffective sealing of wires and potential water leaks, posing safety hazards when electronic devices are integrated.

Innovation Solution

An inflatable device design that incorporates a hollow interior with wiring housed inside a tube to minimize air leaks and uses latching assemblies and waterproof materials to secure electronic components, ensuring water-tight connections between the speaker units and battery boxes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If wires are extended inside the inflatable device to connect electronic components, then electrical connectivity is improved, but air leaks occur due to ineffective sealing

Engineering Contradiction:
Improveelectrical connectivityVSAvoidair sealing
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

A waterproof tube serves as an intermediary structure that houses the electrical wires and serves as a sealed pathway through the inflatable device wall. The tube acts as a mediator between the internal electronic components and external connections, maintaining the air seal while allowing electrical connectivity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent employs flexible waterproof materials and sealing films to create effective seals around wire penetration points. These flexible sealing elements conform to the tube and connector surfaces, preventing air leaks while allowing the wires to extend through the inflatable device structure.

Inventive Principle:
Principle #30Flexible shells and thin films

2Adaptability or versatility

If electronic devices are incorporated into the inflatable device, then functionality is improved, but water leaks can contact electrical components causing safety hazards

Engineering Contradiction:
ImprovefunctionalityVSAvoidwater exposure to electrical components
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The electrical components (speaker, battery box, wiring) are nested inside the hollow interior of the inflatable device, which itself is enclosed by a waterproof barrier. This nested arrangement protects the electronics from water while allowing the device to function in water environments.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The waterproof tube acts as an intermediary protective barrier that allows wires to extend through the device wall while preventing water from reaching the electrical connectors. This mediator structure enables electrical functionality while blocking harmful water exposure.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If wiring exits the body at exit locations, then electrical connectivity is enabled, but sealing effectiveness is reduced

Engineering Contradiction:
Improveelectrical connectivityVSAvoidsealing effectiveness
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

Flexible waterproof seals and sealing films are applied at the wire exit locations to maintain the integrity of the inflatable device's sealing system. These flexible sealing elements conform to the tube and connector surfaces, preventing air and water leakage while allowing electrical connections to extend outward.

Inventive Principle:
Principle #30Flexible shells and thin films

Data Source

PatentUS7988512B2Inflatable device with electronic devices
Publication Date: 2011.08.02 HYDRODYNAMIC INDAL
  • US7988512B2 patent drawing
  • US7988512B2 patent drawing
  • US7988512B2 patent drawing

AI summary

An inflatable device that floats on water has an inflatable body that has a hollow interior, a speaker unit removably secured to the body, a battery box removably secured to the body, and wiring that electrically connects the speaker unit with the battery box. The wiring is housed inside a tube that extends inside the hollow interior of the body and exits the body at least one exit location, the wiring including a first electrical connector that is removably coupled to the speaker unit, and a second electrical connector that is removably coupled to the battery box.