Joseph Whitworth(redirected from Whitworth, Sir Joseph)
|Sir Joseph Whitworth|
Born Dec. 21, 1803, at Stockport; died Jan. 22, 1887, at Monte Carlo. He was an English engineer and entrepreneur. In 1841 he introduced the screw thread profile that bears his name. In 1851, Whit worth de-signed a very accurate measuring machine and developed a system of gauges. Whit worth was also involved in the design of small firearms, and he improved the pressed steel process by using a hydraulic press of his own design.