Rails TRIZ Cases
- Rail Welding Collar for Broken Rail Repair
A welding collar bridges rail gaps to form a protective cavity for electrode movement and weld pool backup.
- Rail Welding Unit With Horizontal Displacement Cylinders
A rail welding unit uses horizontal displacement cylinders to pull rails together along parallel guides.
- L-Shaped Anti-Derailment Limiter for Railway Bogies
An L-shaped anti-derailment limiter constrains transverse wheel displacement via a wing plate installation seat on the bogie frame.