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 232
are incorpor-ated are also used, but not so widely as the simple formof centrifugal pump described. The Modern Gas Tractor 227 The Cooling Fan.—As gas tractors are compara-tively slow-moving machines, one cannot depend on thecirculation of air through the radiator tubes by thenatural draft, as is… … PUMP Fig. 85.—Cooling Fan Neeessary Unless Large Volume ofWater is Carried. ating surface. In the better designed tractors, the lackof natural draft is compensated for by using a positivelydriven four or six-blade fan back of the radiator, theblades being inclined at such an angle that air is…
Farm engines · Internal combustion engines
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