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 65
e front wheel being used for steering,while others employ four wheels, the two smaller frontmembers being provided with some operating means bywhich the course of the machine can be changed at thewill of the operator. Selection of Power Plant.—The type and size ofengine needed depends on many… … WOO Feet Fig. 11.—Diagram Showing Method of Calculating GradePercentage. The weight of the tractor and its capacity are the firstthings to be considered. The purpose for which thetractor is intended and the nature of the country in whichit is to be operated are also factors of some moment.Another…
Farm engines · Internal combustion engines
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