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 of all parts, their installation and adjustment as well as practical application of tractors in the field (1914)
Pagé, Victor Wilfred, 1885-1947 · New York : Norman W. Henley · leaf 256
iction pulleysare keyed is hung on pivoted or eccentric bearings,which are located in such a way that when the frictionsurfaces are brought in contact with each other theywill automatically produce pressure enough to move theload, and as the resistance augments the driving pressurebecomes stronger… … The Modern Gas Tractor 261 It is claimed that the friction drive methods cannotbe compared to the friction clutch because it will give amuch smoother and more flexible drive than is possiblewith any form of friction clutch. It is contended thatthe clutch is too positive a lock betwreen the driving…
Farm engines · Internal combustion engines
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