• facebook
  • twitterLogo
  • instagramLogo
  • evelope
  • printer icon

Oil-Dripping Cup

Elijah McCoy

Elijah McCoy
Invention: Oil-Dripping Cup

Elijah McCoyAfro-Canadian inventor and engineer. After studying engineering in Edinburgh, Scotland, and returning home to Canada, he found work as a fireman and oiler at the Michigan Central Railroad. In a home-based machine shop in Ypsilanti, McCoy invented an automatic lubricator for oiling the steam engines of locomotives and boats. For this he obtained his first patent, "Improvement in Lubricators for Steam-Engines" (U.S. Patent 129,843 ) on July 23rd, 1872. Similar automatic oilers had been patented previously; one is the displacement lubricator which had already attained widespread use and whose technological descendants continued to be widely used into the 20th century. Lubricators were a boon for railroads, allowing trains to ... inventors.about.com

Alexander Alexander Miles Alfred Alfred L. Cralle Andrew Andrew Beard Annie Annie Malone Augustus Augustus Jackson Benjamin Benjamin Banneker
Benjamin Benjamin Bradley Bessie Bessie Blount David David Crosthwait Dr. Dr. Carter G. Woodson Dr. Dr. Charles Drew Dr. Dr. Daniel H. Williams
Dr. Dr. James E. West Dr. Dr. Shirley Jackson Dr. Dr. Vivien T. Thomas Earl Earl Lucas Elijah Elijah McCoy Emmett Emmett Chappelle
1 2 3 Next