This Day in History: 1887-04-19
Elijah McCoy patents the Lubricator Attachment for steam engine trains, greatly changing the locomotive industry by allowing trains to be oiled while in motion, saving the train industry the time and money previously expended to completely shut down engines for oil maintenance. McCoy patented 57 inventions, most associated with the locomotive industry, but also including a lawn sprinkler, ironing board, design for a rubber shoe heel, a buggy top support, and tread for tires. McCoy also established his own company (Elijah McCoy Manufacturing Company). Learn more.