Trailer Detection Module Using Ignition Signal Intermediary
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Solution Overview
Problem
Drivers of other vehicles often fail to detect trailers being towed by passing vehicles, especially when the trailer is masked by the towing vehicle or in blind spots, leading to potential hazardous situations, particularly at night or in adverse weather conditions.
Innovation Solution
A trailer-in-tow warning system that includes a detection module and a warning module, utilizing an ignition sub-system and sensing sub-system to generate a warning signal when a trailer is connected, which can be transmitted via warning lights or a radio transmitter to alert other vehicles of the trailer's presence.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If no warning system is installed, then the device complexity is low, but the safety and visibility of the trailer to other vehicles deteriorates
Solution Approach 1:
The warning system is divided into separate functional modules: a detection module that senses trailer presence through electrical connection detection, and a warning module that generates visual or radio signals. This segmentation allows the system to provide comprehensive safety functionality while maintaining manageable complexity through modular design.
Solution Approach 2:
The system uses an intermediary detection mechanism that monitors electrical connections between the towing vehicle and trailer. This intermediary detection method provides reliable trailer presence information without requiring direct mechanical or complex sensor integration, thereby improving safety while controlling device complexity.
2Loss of information
If the trailer is not visible to other drivers, then the visibility is low, but adding warning devices increases the device complexity
Solution Approach 1:
The warning module incorporates visual warning devices that use color changes or light emission to indicate trailer presence. These visual signals are easily detectable by other drivers and provide clear information about the trailer's presence without requiring complex communication systems.
Solution Approach 2:
The system employs radio transmitters as intermediaries to communicate trailer presence information to other vehicles. This radio communication intermediary translates the detection module's electrical signals into wireless messages that can be received by nearby vehicles, improving visibility of trailer presence without requiring direct line-of-sight or complex visual displays.
Data Source
AI summary
A trailer-in-tow warning system for a towing vehicle configured to tow a trailer. The trailer-in-tow warning system includes a trailer detection module installable in the towing vehicle. The trailer detection module includes an ignition sub-system connectable to a power supply. The ignition sub-system is operable to provide power from the power supply to the trailer-in-tow warning system when the ignition sub-system is engaged. A sensing sub-system is connectable to the ignition sub-system. The sensing sub-system is operable to generate a trailer-connected signal when a trailer has been connected to the towing vehicle. A trailer warning module is connectable to the trailer detection module. The trailer warning module is operable to receive the trailer-connected signal and to generate a warning signal to other vehicles that the towing vehicle has a trailer in tow.