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Harry Franklin Vickers (October 1, 1898 – January 12, 1977) was an American inventor and industrialist. He grew up in Montana and southern California . He was called the "Father of Industrial Hydraulics" by the American Society of Mechanical Engineers, who gave him the Society's highest award, the ASME Medal, in 1956.
A variety of hardness-testing methods are available, including the Vickers, Brinell, Rockwell, Meyer and Leeb tests. Although it is impossible in many cases to give an exact conversion, it is possible to give an approximate material-specific comparison table for steels.
Vickers was a British engineering company that existed from 1828 until 1999. It was formed in Sheffield as a steel foundry by Edward Vickers and his father-in-law, ...
The Vickers hardness test was developed in 1921 by Robert L. Smith and George E. Sandland at Vickers Ltd as an alternative to the Brinell method to measure the hardness of materials. [1] The Vickers test is often easier to use than other hardness tests since the required calculations are independent of the size of the indenter, and the indenter ...
Hydristor is a joining of the words 'hydraulic' and 'transistor'. The device invented by Tom Kasmer [1] in 1996 [2] and is based on the dual pressure balanced hydraulic vane pump invented by Harry F. Vickers in 1925.
A CTS Tavistock theodolite from the 1940s with the British military broad arrow mark. In 1924 the company became a wholly owned subsidiary of Vickers.In 1926 a meeting was held in Tavistock, Devon with representatives from the Admiralty, the War Office and the Ordnance Survey and Cooke, Troughton & Simms, E. R. Watts and C. F. Casella & Co.
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