Smoke Generator Apparatus with Bladder for Controlled Release

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Solution Overview

Problem

Existing smoke generators fail to produce a small, controlled volume of smoke with consistent density, which is essential for applications like airflow evaluation and smoke detector testing.

Innovation Solution

A smoke generator apparatus comprising a reservoir and a bladder that can be deflated to fill with smoke particulates and then inflated to release smoke of a predetermined density at a consistent rate, ensuring controlled smoke release.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If known smoke generators are used to generate smoke, then smoke can be produced, but the volume of smoke cannot be controlled precisely and the density is inconsistent

Engineering Contradiction:
Improvesmoke volume control precisionVSAvoidsmoke density consistency
Core Design Contradiction:
Manufacturing precisionVSReliability

Solution Approach 1:

The patent pre-fills a reservoir with a predetermined amount of smoke before use. This preliminary preparation ensures that when smoke is released, the volume is precisely controlled and the density remains consistent throughout the release process, eliminating the variability inherent in conventional smoke generators that produce smoke on-demand without pre-measurement.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If a reservoir is filled with smoke and released at a controlled rate, then consistent density is achieved, but the device complexity increases due to additional components

Engineering Contradiction:
Improvesmoke density consistencyVSAvoidapparatus structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The smoke generation system is segmented into distinct functional components: a reservoir for storing pre-measured smoke, a release mechanism for controlled discharge, and optionally a bladder for volume control. This segmentation allows each component to perform its specific function efficiently, maintaining smoke density consistency while making the overall system manageable and relatively simple through modular design.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10309868B2Method for providing simulated smoke and a smoke generator apparatus therefor
Publication Date: 2019.06.04 THE BOEING CO
  • US10309868B2 patent drawing
  • US10309868B2 patent drawing
  • US10309868B2 patent drawing

AI summary

An apparatus is provided for providing simulated smoke. The apparatus comprises a reservoir including a reservoir port, and a bladder disposed in the reservoir. The bladder can be deflated to cause a fluid substance to flow through the reservoir port into the reservoir to fill the reservoir with the fluid substance to generate smoke. The bladder can be inflated to cause smoke to flow out of the reservoir through the reservoir port to provide simulated smoke.