Aviation engines, design - construction - operation and repair; a complete, practical treatise outlining clearly the elements of internal combustion engineering with special reference to the design, construction, operation and repair of airplane power plants; also the auxiliary engine systems, such as lubrication, carburetion, ignition and cooling. It includes complete instructions for engine repairing and systematic location of troubles, tool equipment and use of tools, also outlines the latest mechanical processes (1917)
Pagé, Victor Wilfred, 1885-1947 · New York, The Norman W. Henley Publishing Company · leaf 276
f Hall-Scott Aviation Engine. advantage outside of simplicity of control in establishinga fixed point of ignition. In fact, there seems to be somedifference of opinion among those designers who favor Ignition Timing 275 fixed ignition, and in one case this is located forty-threedegrees ahead of… … Fig. 109.—Timing Diagram of Typical Six-Cylinder Engine. ignition, as well as the location of the spark-plug origniter. For the sake of simplicity, most airplane en-gines use set spark; if an advancing and retarding mech-anism is fitted, it is only to facilitate starting, as thespark is kept…
Airplanes
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