Zachariah Allen

Zachariah Allen

Zachariah Allen (September 15, 1795 – March 17, 1882) was an American scientist and inventor, born in Providence, Rhode Island, and educated at Brown University [Brown University [http://www.brown.edu/Administration/News_Bureau/Databases/Encyclopedia/search.php?serial=A0140] ] where he graduated in 1813. He then studied law and was admitted to the bar in 1815.

He became a manufacturer and in 1821 constructed the first hot-air furnace for the heating of dwelling houses. In 1833 he patented his best-known device, the automatic cut-off valve for steam engines. [ "A History of the Growth of the Steam Engine", Robert H. Thurston, 1978, pg.318 [http://books.google.com/books?id=G9aCBNsoeTUC&pg=PA318&lpg=PA318&dq=automatic+%22cut+off%22+valve+steam+engines+allen&source=web&ots=SgMFlTXcm8&sig=eZ12yac8MU2uJIMheCoqLg5tLSE] ] .

He founded the Manufacturers’ Mutual Fire Insurance Company in 1835, which was the forerunner of the present day insurance company FM Global.


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