Metro-North's 3rd rail was designed for safety
File:Third rail contact shoe (description).jpg - Wikimedia Commons
Third rail - Wikipedia
retracted third rail shoe
Third-rail current collectors - YouTube
Morgan Third and Fourth Rail Collector Shoes
Current collecting shoegear system and third rail interactions | Ashkan H. Hosseinloo
Electric Traction Power | The Railway Technical Website | PRC Rail Consulting Ltd
nVent Heating Solutions for Third Rail Electrification | nVent
Third Rail
The Moving 3rd Rail Shoes on a AMTRAK P32 - YouTube
Current collecting shoegear system and third rail interactions | Ashkan H. Hosseinloo
Third rail - Wikipedia
DTK - Railway Technology
PC0001a Zoom on third rail pickup shoe gear of FL9 No. 503… | Flickr
Things I didn't know I didn't know - subway de-icer edition
Interesting third rail shoe design, doubt it would last long in revenue service : r/trains
Shoegear Wear measurement system
Electric Traction Power | The Railway Technical Website | PRC Rail Consulting Ltd
Third rail shoes on a 373. | This equipment was removed when… | Flickr
File:Third rail pickup.jpg - Wikimedia Commons
If Only Singaporeans Stopped to Think: MRT breakdown COI: Day 11
MERSEN | transit | metro | CCD | 3rd rail | pantograph strips | ERCU | power management
File:Third rail shoe on M8 railcar, September 2018.JPG - Wikimedia Commons
