Breath Detection Test Material Color Intensity

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Solution Overview

Problem

Existing systems for detecting air breathed by a user and/or gases face challenges in determining whether a test material has reacted, as visual observation and spectrophotometric analysis can be difficult due to limited visibility of color changes.

Innovation Solution

An apparatus and method utilizing a test material that reduces in size when exposed to stimuli, with chemicals transforming from a first color to a second color, increasing the intensity of the second color, facilitating easier detection by visual inspection or spectrophotometer analysis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If visual observation or spectrophotometric analysis is used to determine if test material has reacted, then detection can be performed, but the color changes are difficult to observe and detection reliability is reduced

Engineering Contradiction:
Improvedetection reliabilityVSAvoiddifficulty of observing color changes
Core Design Contradiction:
ReliabilityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent applies color change principle by using chemicals that transform from a first color to a second color when exposed to air breathed by a user. The test material is specifically designed to enhance the visibility of these color changes through increased intensity, making the detection process more reliable and easier to observe visually or with spectrophotometric analysis.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The patent employs parameter changes by modifying the intensity of the second color produced during the chemical transformation. By increasing the intensity of the color change parameter, the system overcomes the difficulty of observing subtle color transitions, thereby improving detection reliability without requiring complex additional equipment.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If test material is used to detect air breathed by user, then health monitoring is enabled, but the limited visibility of color changes reduces practical utility

Engineering Contradiction:
Improvehealth monitoring capabilityVSAvoidease of visual inspection
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent enhances the color change characteristics of the test material to improve visual detectability. By ensuring that the transformation from first color to second color produces a sufficiently intense and visible change, the system maintains its health monitoring versatility while significantly improving ease of operation through straightforward visual inspection.

Inventive Principle:
Principle #32Color changes

3Measurement precision

If chemicals transform from first color to second color with increased intensity, then detection accuracy is improved, but the complexity of the test material increases

Engineering Contradiction:
Improvedetection accuracyVSAvoidcomplexity of test material
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent achieves improved detection accuracy by optimizing the intensity parameter of the color transformation. Rather than adding complex detection systems, the solution modifies the chemical composition to naturally produce higher intensity color changes, thereby improving measurement precision while keeping the test material relatively simple and manageable.

Inventive Principle:
Principle #35Parameter changes

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 allows for reliable detection of air breathed by a user and/or gases, providing clear indications through increased color intensity, enhancing the practical utility of the test material in monitoring health conditions and gas presence.

Implementation Method 1

the test material is adapted to reduce in size when exposed to one or more stimuli

Methodology Applied
Scientific EffectThermal contraction: Thermal Contraction

Implementation Method 2

when exposed to the air breathed by the user, the one or more chemicals are adapted to transform from a first color to a second color

Methodology Applied
Scientific EffectPhotochromism: Photochromism

Implementation Method 3

when exposed to the air breathed by the user, the one or more chemicals are adapted to transform from a first color to a second color

Methodology Applied
Scientific EffectChemical reaction: Chemical Bonding

Data Source

PatentUS20240148272A1Systems, apparatuses, and methods for detecting air breathed by a user
Publication Date: 2024.05.09 HONEYWELL SAFETY PRODUCTS USA INC
  • US20240148272A1 patent drawing
  • US20240148272A1 patent drawing
  • US20240148272A1 patent drawing

AI summary

Systems, apparatus, and methods for detecting air breathed by a user and/or one or more gases are provided herein. In some embodiments, an apparatus may include a test material adapted to reduce in size when exposed to one or more stimuli. In some embodiments, one or more chemicals may be disposed on the test material and, when exposed to the air breathed by the user, the one or more chemicals are adapted to transform from a first color to a second color. In some embodiments, when the test material reduces in size an intensity of the second color increases. The apparatus may further include a face mask. In this regard, the test material may be removably attached to the face mask. The apparatus may further include a spectrophotometer configured to determine if the one or more chemicals have transformed from the first color to the second color.