Aeronautic Instruments. Section V : Power Plant Instruments (1923)
NASA Technical Reports Server (NTRS) · leaf 36
erations. Any error, due to a difference in the lag of the counter behind the time signal on connecting and that on disconnecting, is thus avoided. The electromagnets are arranged so as to give directly, without the use of links or pivoted joints, the necessary rectilinear motion for engaging and… … Fig. 7.—Time signal apparatus for calibrating master tachometer. the electromagnets (MJ and (M2), respectively, through the connection sockets (Sx) and (S2). Therefore, if either of the push buttons is held down, the corresponding electromagnet is actuated by the time signals. Now the magnets and…
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