He invented it in the 1850's
No he invented the automatic oil cup and lubricator.
Because his wife made him sleep on the couch.
Elijah McCoy Elijah McCoy
Elijah McCoy invented the automatic lubricator which is used to oil the steam engines of trains and ships. Elijah McCoy was not only an inventor but also an engineer.
He invented an automatic lubricator for oiling the steam engines of locomotives and boats.
(lubricator for steam engines
Elijah McCoy invented an automatic lubricator for oiling the steam engines of locomotives and boats, a folding ironing board, and a lawn sprinkler.
McCoy invented an automatic lubricator for oiling the steam engines of locomotives and boats in 1979 mccoy invented an oil-dripping cup for trains
Elijah McCoy invented the automatic oil cup so you can pour oil onto moving parts of a automotive. Elijah Mccoy also invented the Automatic Engine Lubricator,Lawn Sprinkler, and Folding Iron Board.
Elijah Mccoy born 1844 in Canada. Died 1929 Detroit, Mich. He invented an automatic lubricator for oiling steam engines of locomotives. He also held 57 US. Patents
So it would be easier for people
Elijah McCoy was an African-Canadian who invented a number of very useful things.