William Le Roy Emmet
|Died||September 26, 1941(aged 82)|
|Alma mater||U.S. Naval Academy|
|Awards||IEEE Edison Medal (1919)|
Elliott Cresson Medal (1920)
|Institutions||General Electric Company|
Emmet was born in New Rochelle, New York to William Jenkins Emmet and Julia Colt Pierson. He is the great-grandson of Thomas Addis Emmet, a lawyer, who was an elder brother of executed Irish nationalist Robert Emmet. His father's parents were Robert Emmet and Rosina Hubley. His mother's parents were Josiah G. Pierson and Julia Colt.
In addition his brothers included, C. Temple Emmet, an attorney and sportsman who was a graduate of the Yale Forest School Class of 1902; William LeRoy Emmet, a graduate of the United States Naval Academy, Class of 1881; Devereux Emmet, who became a prominent golf course architect; and Richard Stockton Emmet. His uncle, John Emmet, attended West Point from 1814 to 1817. His first cousin was portrait artist Ellen Emmet Rand.
He graduated from the United States Naval Academy in 1881. He joined the Edison General Electric Company in 1891. Three years later, after a merger, he became employee of General Electric Company (GE). Emmet was a leading advocate of the electrical propulsion of ships from turbines. His systems were first used in American ships during World War I. He also developed the mercury vapour turbine system for electric power production.
He received the AIEE Edison Medal in 1919 For inventions and developments of electrical apparatus and primo movers. He received the Elliott Cresson Medal of the Franklin Institute in 1920 and was elected to the National Academy of Sciences. Emmet worked at GE into his 70s and held 122 patents.
Emmet's autobiography, Autobiography of an engineer, was published by Fort Orange Press in 1930 or 1931.
- Willard, Francis E.; Livermore, Mary A., eds. (1903). A Woman of the Century. New York: Charles Wells Moulton. pp. 654. Retrieved April 18, 2009.
- Biographical record of the graduates and former students of the Yale Forest School. Yale Forest School. 1913. p. 39. Retrieved April 18, 2009.
- Shearer, Benjamin F. (2006). Home Front Heroes [Three Volumes]. Greenwood Publishing Group. p. 276. ISBN 9780313047053.
- Current Biography 1941, p262