Aviation engines; design--construction--operation and repair; (1919)
Pagé, Victor Wilfred, 1885-1947 · New York, The Norman W. Henley publishing co. · leaf 317
Main Bearing No,2y A ^-/■Balance weights bolted on … Balance weighfs Fig. 139.—Counterbalanced Crank-Shafts Eeduce Engine Vibration andPermit of Higher Rotative Speeds. mum vibration by counterbalancing the crank-shafts asoutlined at Fig. 139. The shaft at A is a type suitablefor a high speed four-cylinder vertical or an eight-cylin-der Vee type.…
Airplanes
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