45 degree and 60 degree Vee eight-cylin-der engines it is impossible to get evenly spaced explosionsif the ordinary four-throw crank is to be used, which isnecessary for the sake of compactness. It is reportedthat the 45 degree Vee Liberty engine showed a great lealof vibration. Theoretically there… … Fig. 1 — Diagram of Vee engine nearly vertical in the 45 degree engine, with only slighthorizontal components, in the 90 degree engine these forcesare absolutely horizontal, and it is conceivable that an air-plane is much more sensitive to vibrating forces in a ver-tical plane than in a horizontal…
Automobiles · Aeronautics
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