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Flying, the why and wherefore (1909)

Grey, C. G. (Charles Grey), 1875-1953 · London, "The Aero" · leaf 86

An illustration from Flying, the why and wherefore, 1909, leaf 86
vertical upward direction m n. Supposing a couple offorces M to act on the pendulum pivot C, so as to causethe ring, at a given moment, to occupy the inclined, orrather twisted, position represented in fig. 2. Thepoint^w at the circumference of the flywheel then, insteadof following its original…

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