Train Coupler Explained: Janney/CBC/AAR/Knuckle/Tightlock
8:52
Train Coupler Explained: Scharfenberg/Schaku Coupler
7:00
Railcar Coupler Slack Action, plus Shelf Couplers
16:59
Every Type of Railcar Explained in 15 Minutes
3:19
Link & Pin Coupler System
14:53
Why Are Rails Shaped Like That?
3:53
Mechanisms Railroad Couplers
1:32
3D print functional janney coupler ( including file link)
12:28