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First page of US patent 129,843 for Improvement in Lubricators for Steam-Engines. Elijah J. McCoy (May 2, 1844 [A] – October 10, 1929) was a Canadian-American engineer of African-American descent who invented lubrication systems for steam engines.
Apr 2, 2014 · After studying the inefficiencies inherent in the existing system of oiling axles, McCoy invented a lubricating cup that distributed oil evenly over the engine's moving parts.
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What he came up with was an automatic lubricator that used steam pressure to pump oil where it was needed. McCoy patented his invention, known as an “oil-drip cup,” in 1872, and the device was an instant success.
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Elijah McCoy was an inventor who developed the automatic lubricating cup which allowed trains to travel without delays to add oil to the axles and bearings.
Elijah McCoy was the inventor of the lubricating oil cup that allowed railroad steam engines to be lubricated without stopping the train, saving time and money. McCoy was born in Colchester, Ontario, Canada on May 2, 1844. His parents escaped from slavery in Kentucky to Canada on the Underground Railroad.
Jul 18, 2022 · McCoy created a lubrication cup that evenly and automatically distributed oil across every moving part. Instead of frequently stopping for maintenance, locomotives could run for significantly longer. McCoy’s invention was an instant hit.
May 2, 2017 · Then in 1872, McCoy invented and patented an automatic oiling device for the moving parts of steam locomotives, colloquially known as the “oil-drip cup.” “McCoy’s patented device was ...
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