The modern gas tractor, its construction, utility, operation and repair: a practical treatise defining every branch of up-to-date gas tractor engineering, driving and maintenance in a non-technical manner. Considers fully all types of power plants and their components, methods of drive and speed changing mechanisms. Describes design and construction as well as practical application of tractors in the field (1919)
Pagé, Victor Wilfred, 1885-1947 · New York : Scientific American Pub. Co. · leaf 103
very smooth running but it is notas economical as the four-cycle because a portion of thefresh gas taken into the cylinder is expelled through theopen exhaust port with the burnt gases before it has achance to ignite. As a four-cycle engine is more gener-ally used its method of operation wull be… … The Modern Gas Tractor 101 It is called a four-stroke engine because the piston mustmake four strokes in the cylinder for each explosion orpower impulse obtained. The principle of a gas engine issimilar to that of a gun, i. e., power is obtained by arapid combustion of some explosive or other…
Farm engines · Internal combustion engines
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