Litchfield, Isaac W, Massachusetts Institute of Technology. Society of Arts · Boston, Mass. : The Society · leaf 20
are used so With an exceedingly light gyroscope geared that the movement of one frame about its axis produces an equal and op- on an aeroplane, we can reduce the swing so that the oscillations will be posite movement of the other. extremely slow, thus giving the operator Mr. Froelich of Berlin,… … CONNECTING GEAR WHICH CAUSES CONNECTION FROM GYROSCOPE* TO PRECESS (ROCK) TOGETHER AND EOUALDf PRECESSION MOTOR TO GYROSCOPE Fig. 13. Froelich's Ballancing Device
Science
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