Daniel Chapman Stillson

Daniel Chapman Stillson (March 25, 1826 - August 23, 1899), was an American inventor of the modern adjustable pipe wrench.

Biography

He was born March 25, 1826 in Durham, New Hampshire. He was the son of William Stillson and Nancy Chapman. He married Ellen Raynes Davis on April 18, 1855.^[1]

He was a machinist during the Civil War, and served on David Glasgow Farragut’s first voyage as a Vice-Admiral. At the end of the Civil War, Stillson returned to Charlestown, Massachusetts, and eventually he moved to Somerville. He then worked as a machinist at the J.J. Walworth Company in Cambridgeport. While at Walworth Company, he developed his wrench.^[2] On September 13, 1870, he was issued his patent. Stillson was paid about $80,000 in royalties during his lifetime.^[3]

He died on August 23, 1899.

Patent

U.S. Patent 95,744

References

1. ^ "Daniel Chapman Stillson". Rootsweb. http://freepages.genealogy.rootsweb.ancestry.com/~stilsongeneology/stilsonbk27.htm#dan. Retrieved 2008-06-28. 
2. ^ "Daniel C. Stillson". bochynski. http://www.bochynski.com/stillson/. Retrieved 2008-06-28. 
3. ^ "Wrenches". About.com. http://inventors.about.com/library/inventors/blwrench.htm. Retrieved 2008-06-28. 

Persondata
Name	Stillson, Daniel Chapman
Alternative names
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Date of birth	March 25, 1826
Place of birth
Date of death	August 23, 1899
Place of death