The design, construction and test of a direct reading engine indicator (1917)
Tower, Alexander McJunkin, Siegmund, Humphreys Oliver · leaf 26
lygood one over the length of the stroke, but when the speed was increased the contact jumped off of the wire and wore it severelyprobably because of the slight inertia of the steel bob. Figure 7shows the first oscillogram taken with this slider in use. It canreadily be seen that the general shape… … Fig. 7, Oscillogram of Contact 1, Speed 400 r.p.m. Figure 8 shows the same slider when the speed was 800 revolutionsper minute. The contactor was not staying on the wire as isindicated by the jags in the fundamental sine curve. The galvanome-ter tests likewise showed that with the increased speed…
Internal combustion engines · Theses
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