Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 377
e along theother way, and thus open the valve in advance, of any change of speedin the pendulum; thus making a much more sensitive governor thanothers now in use. The sensitiveness of this governor is determined by the flexibilityof the spring used ; the more flexible the spring, the more… … The spiral spring may have more than one coil, as shown in thedrawing, which, while giving more sensitiveness to the governor, alsogives greater power, because of permitting greater angular separationof the ends of the spring, and also admits of a less pitch to thescrew, and consequently greater…
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