Audible Signals TRIZ Cases
- Distance-Based Vehicle Horn Control for Crossing Safety
A vehicle advisory system generates distance-based horn alerts using a controller and location sensor.
- Self-Supporting Arch Assembly for Train Antenna Installation
A self-supporting arch assembly integrates 3D printed structures with ballasted anchors to mount train antennas without mechanical fasteners.
- Rail Worker Safety System Using Collision Time Detection
Calculates estimated time to collision between track workers and rail vehicles, providing timely warnings for safe evacuation.