Pratt & Whitney

…two major aerospace business units—Pratt & Whitney and UTC Aerospace Systems, which was formed from the merger of Hamilton Sundstrand and B.F. Goodrich.

…Amos Whitney he founded the Pratt & Whitney Co. in Hartford to manufacture machine tools. Pratt was instrumental in bringing about the adoption of a standard system of gauges. He also invented a metal-planing machine (1869), a gear cutter (1884), and a milling machine (1885).

…he founded the firm of Pratt & Whitney, originally to manufacture thread spoolers. It later diversified into the manufacture of innovative designs of guns, cannons, sewing machines, and typesetting machines; instruments for measurement developed there proved of great value to science and industry. Today a separate company, formed from the…