On this day…March 28, 1882, the African American inventor Elijah McCoy patented the Lubricator Cup. The device dripped small amounts of oil onto moving engine parts, saving businesses time and money.His ingenious invention also worked with steam engines using a cylinder to activate pistons that released specified amounts of oil. He, thereafter, improved on his original model so that oil was released only when there was no longer steam in the chamber. Machinist and mechanics all over the world would take no substitute. They insisted on buying McCoy’s device and would settle for nothing less than what would become known around the world as, The Real McCoy.This is has been a Breath of My Ancestors Minute-brought to you by the Institute of Radical Reconciliation-We Must Never Forget
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