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Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)

Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 171

An illustration from Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary, 1917, leaf 171
611^. CURRENT METER.— Apropeller on a spindle with worm op-erating two geared register wheels,graduated to 1,000 revolutions.Stopped and started for time by astring and spring pawl. Section VIII.

Mechanical movements

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