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Simon Fairman (c. 1792–1857) of West Stafford, Connecticut, is credited as having invented the scroll-type lathe chuck in 1830; his son-in-law, Austin F. Cushman invented the self-centering Cushman Universal Chuck. He was issued a patent for his design by the US Patent Office on July 18, 1840.

See also

• Austin F. Cushman

References

1. "Connecticut's Heritage Gateway". Archived from the original on May 18, 2011. Retrieved March 1, 2011.
2. http://pimg-fpiw.uspto.gov/fdd/92/016/000/0.pdf

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