Potassium Superoxide Oxygen Generator with One-Way Valves

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Solution Overview

Problem

Conventional portable oxygen generators are often too heavy, expensive, or require specialized training, and typically rely on costly and dangerous oxygen candles, limiting their usability for a wide range of individuals.

Innovation Solution

A lightweight, portable oxygen-generating breathing apparatus using a reaction chamber with potassium superoxide that reacts with exhaled CO2 to produce oxygen, featuring a one-directional airflow system and separate exhale and inhale valves to minimize CO2 reflux, constructed from high-temperature-resistant polymer materials and designed for user-friendliness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional chemical oxygen generators use alkali metal chlorate candles or potassium superoxide, then oxygen can be produced through chemical reaction, but the apparatus becomes heavy and expensive

Engineering Contradiction:
Improveoxygen generation capabilityVSAvoidapparatus weight
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

The patent extracts the oxygen generation function from heavy conventional systems by using a simplified reaction chamber containing only potassium superoxide particles. The reaction chamber is a simple container that allows direct contact between the chemical and exhaled breath, eliminating the need for complex insulation, housing, and support structures found in traditional oxygen generators. This extraction of the core function while removing unnecessary components achieves lightweight portability while maintaining reliable oxygen production.

Inventive Principle:
Principle #2Taking out (Extraction)

2Reliability

If conventional breathing apparatus use complex valve systems and insulation, then oxygen production is maintained, but the device complexity increases and requires specialized training

Engineering Contradiction:
Improveoxygen production stabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements a self-service system where the user's own exhaled breath automatically provides the carbon dioxide needed to activate the potassium superoxide reaction. The one-directional airflow design ensures that exhaled air naturally flows through the reaction chamber without requiring complex valve control mechanisms. The system self-regulates based on the user's breathing pattern, eliminating the need for specialized training to operate complex valve systems while maintaining stable oxygen production.

Inventive Principle:
Principle #25Self-service

3Quantity of substance

If conventional systems use oxygen candles, then oxygen supply is sufficient, but safety hazards and cost increase

Engineering Contradiction:
Improveoxygen supply amountVSAvoidsafety hazards
Core Design Contradiction:
Quantity of substanceVSObject-affected harmful factors

Solution Approach 1:

The patent converts the typically harmful carbon dioxide in exhaled breath into a beneficial reactant that drives the oxygen generation process. By using potassium superoxide that reacts with CO2 to produce oxygen, the system transforms a waste product (CO2) into a useful resource. This eliminates the need for oxygen candles and their associated safety hazards while maintaining sufficient oxygen supply, as the reaction is continuously driven by the user's natural breathing.

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

4Productivity

If the reaction chamber allows direct contact between potassium superoxide and exhaled air, then oxygen generation efficiency increases, but heat management becomes challenging

Engineering Contradiction:
Improveoxygen generation efficiencyVSAvoidreaction heat
Core Design Contradiction:
ProductivityVSTemperature

Solution Approach 1:

The patent uses a simple reaction chamber that allows direct contact between potassium superoxide particles and exhaled breath, maximizing oxygen generation efficiency. The chamber is designed with sufficient thermal mass and surface area to dissipate the heat generated by the exothermic reaction. The lightweight construction uses materials that provide adequate thermal management without requiring heavy insulation, allowing efficient heat dissipation while maintaining portability.

Inventive Principle:
Principle #30Flexible shells and thin films

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 apparatus provides a lightweight, cost-effective, and user-friendly means of oxygen generation, reducing the need for oxygen candles and specialized training, while ensuring safe and efficient oxygen production for emergency and everyday use.

Implementation Method 1

a reaction chamber (1) configured to house a reaction composition that reacts with the exhalation air stream in order to convert the exhalation air stream into a breathable inhalation air stream

Methodology Applied
Scientific EffectChemical reaction: Chemical Bonding

Implementation Method 2

converting the exhalation air stream into a breathable inhalation air stream

Methodology Applied
Scientific EffectChemical reaction: Chemical Bonding

Data Source

PatentUS10149990B2Portable, light-weight oxygen-generating breathing apparatus
Publication Date: 2018.12.11 WHITE FLOWER ASSOC LLC
  • US10149990B2 patent drawing
  • US10149990B2 patent drawing
  • US10149990B2 patent drawing

AI summary

A portable oxygen-generating breathing apparatus comprising a user interface configured to receive an exhalation air stream from and supply a breathable inhalation air stream to a user, a reaction chamber configured to house a reaction composition that reacts with the exhalation air stream in order to convert the exhalation air stream into the breathable inhalation air stream, an inflatable member configured to receive the breathable inhalation air stream from the reaction chamber, and an interface junction disposed between the user interface and the reaction chamber in a flow direction of the exhalation air stream and between the inflatable member and the user interface in a flow direction of the breathable inhalation air stream, the interface junction having an exhale valve to allow the flow of the exhalation air stream and an inhale valve to allow the flow of the breathable inhalation air stream one-directionally.