
Arturo Caprotti (22 March 1881 – 9 February 1938) was an Italian
engineer
Engineers, as practitioners of engineering, are professionals who Invention, invent, design, build, maintain and test machines, complex systems, structures, gadgets and materials. They aim to fulfill functional objectives and requirements while ...
and
architect
An architect is a person who plans, designs, and oversees the construction of buildings. To practice architecture means to provide services in connection with the design of buildings and the space within the site surrounding the buildings that h ...
. In 1915 or 1916 he invented the
Caprotti valve gear
The Caprotti valve gear is a type of steam engine valve gear invented in the early 1920s by Italian architect and engineer Arturo Caprotti. It uses camshafts and poppet valves rather than the piston valves used in other valve gear. While basi ...
rotary cam poppet valve gear for
steam engine
A steam engine is a heat engine that performs Work (physics), mechanical work using steam as its working fluid. The steam engine uses the force produced by steam pressure to push a piston back and forth inside a Cylinder (locomotive), cyl ...
s of all kinds, but in practice it was employed almost exclusively in railway locomotives.
External links
Caprotti, Arturo at steamindex.com
1881 births
1938 deaths
Locomotive builders and designers
20th-century Italian architects
Italian mechanical engineers
20th-century Italian engineers
20th-century Italian inventors
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