Vehicular CO Alarm with Multi-Sensor Housing

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Solution Overview

Problem

There is a need for a vehicular alarm system that effectively monitors and alerts occupants to high concentrations of carbon monoxide and volatile organic compounds within a vehicle's passenger space, as existing systems may not adequately address the safety concerns posed by these hazardous gases.

Innovation Solution

A vehicular carbon monoxide and volatile organic compounds alarm system comprising a sensor with an operating circuit and housing, which includes a carbon monoxide sensor, volatile organic compounds sensor, amplifier, diodes, LEDs, and a speaker, capable of generating both visual and auditory alarms when hazardous gas levels exceed predetermined thresholds, and is powered independently without an external connection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a vehicular alarm system is implemented to monitor carbon monoxide and volatile organic compounds, then safety monitoring capability is improved, but device complexity increases

Engineering Contradiction:
Improvesafety monitoring capabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple sensing functions (carbon monoxide detection and volatile organic compounds detection) into a single integrated alarm device. The housing contains both a carbon monoxide sensor and a volatile organic compounds sensor along with processing circuits, merging what could have been separate monitoring systems into one unified device, thereby improving safety monitoring capability while controlling device complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The alarm system is designed to perform multiple functions: detecting carbon monoxide, detecting volatile organic compounds, generating audible alarms, and generating visible alarms. This multi-functional approach allows a single device to address multiple safety concerns simultaneously, improving overall safety monitoring capability without requiring multiple separate devices

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

2Ease of operation

If independent power supply is used without external connection, then ease of operation is improved, but use of energy increases

Engineering Contradiction:
Improveease of operationVSAvoiduse of energy
Core Design Contradiction:
Ease of operationVSUse of energy by moving object

Solution Approach 1:

The alarm system is designed to be self-powered through a battery or other power source contained within the housing, eliminating the need for external electrical connections. This self-service approach allows the device to operate independently once installed in the vehicle, significantly improving ease of operation and installation while accepting the trade-off of internal energy consumption from the onboard power source

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 system provides real-time monitoring and alerts occupants to dangerous gas levels, ensuring their safety by triggering visible and audible alarms when carbon monoxide or volatile organic compounds exceed safe limits within the vehicle's passenger space.

Implementation Method 1

The vehicular carbon monoxide and volatile organic compounds alarm monitors the concentration of carbon monoxide and volatile organic compounds in the air

Methodology Applied
Scientific EffectGas sensing:

Implementation Method 2

The vehicular carbon monoxide and volatile organic compounds alarm monitors the concentration of carbon monoxide and volatile organic compounds in the air

Methodology Applied
Scientific EffectGas sensing:

Implementation Method 3

The vehicular carbon monoxide and volatile organic compounds alarm generates a visible and audible alarm

Methodology Applied
Scientific EffectElectrical to acoustic transformation:

Implementation Method 4

The vehicular carbon monoxide and volatile organic compounds alarm generates a visible and audible alarm

Methodology Applied
Scientific EffectLight emitting diode: Light Emitting Diode

Data Source

PatentUS11193918B2Vehicular carbon monoxide alarm
Publication Date: 2021.12.07 BROWN MICHELLE
  • US11193918B2 patent drawing
  • US11193918B2 patent drawing
  • US11193918B2 patent drawing

AI summary

The vehicular carbon monoxide and volatile organic compounds alarm is configured for use with a vehicle. The vehicle is further defined with a passenger space. The vehicular carbon monoxide and volatile organic compounds alarm is maintained in the passenger space of the vehicle. The vehicular carbon monoxide and volatile organic compounds alarm is a sensor. The vehicular carbon monoxide and volatile organic compounds alarm monitors the concentration of carbon monoxide and volatile organic compounds in the air in the passenger space of the vehicle. The vehicular carbon monoxide and volatile organic compounds alarm generates a visible and audible alarm when the concentration of carbon monoxide and volatile organic compounds in the passenger space of the vehicle exceeds a predetermined level. The vehicular carbon monoxide and volatile organic compounds alarm comprises an operating circuit and a housing. The housing contains the operating circuit.