A text-book of physics : with sections on the application of physics to physiology and medicine (1902)
Lehfeldt, Robert Alfred, 1868-1927 · London : E. Arnold · leaf 17
fer less resistance, so thatthe speed rises again. Such a mechanism, which can be designedon several different principles, is called a governor. The clock-work drives the disc d, and against that is pressed the frictionwheel e. The latter rotates in consequence of its friction against 6 GENERAL… … Fjg. 2. ing as it is placed further from or nearer to the centre of thedisc: the screw f allows of the vertical motion required to effectthis variation in speed; The friction wheel drives the drum o, onwhich is wrapped a sheet of paper to receive the records. The LENGTH AND TIME drum can be raised…
Physics
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