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 403
The Modern Gas Tractor 405 positive drive is mounted beneath the plough frame anddrives a cross shaft by means of chain and sprocketconnection. A series of pivoted bellcrank arms towhich the ploughshare beams are attached by chainsare utilized in lifting them. The method of operationis simple. A… … Fig. 174.—View Showing Mechanism of Avery Self Lift Plough. shaft. As the gears turn, the eccentrics pass underthe rollers in the plough lifting cranks, and in this man-ner the ploughs are lifted directly by means of powerinstead of by the usual hand lever. Many traction engine operators,…
Farm engines · Internal combustion engines
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