The Amazing Mechanical Lubricator
"Just a Cup With a Hole in the Bottom"
Who Wat Why Where
Elijah McCoy
Mechanical Lubricator
To Help trains
Michigan
Mechanical Lubricator
Hard at Work
Elijah McCoy
African-Canadian
Steam Engine
Steam Engine
How it Works
The Mechanical Lubricator works because a hose sends pressure the master cylinder which sends lube to various parts of the train. It revolutionized America because every so often they had to stop trains to lube them and service them. Now trains can go from place to place faster.