Model making; including workshop practice, design and construction of models, a practical treatise for the amateur and professional mechanic .. (1919)
Yates, Raymond F. (Raymond Francis), 1895- ed · New York, The Norman W. Henley Pub. Co. · leaf 173
means of a valve shown at H. The engine is nowable to drive the water pump E, which is powerful enoughto produce the necessary flow of water in the boiler coils.The engine is also required to drive the small oil pumpwhich is shoAvn at I. This pump is supplied with lubri- SUPPLY COCK … Fig. 114—Drawing of a gasolene torch for a flash-steam boiler eating oil through the reservoir M. The gear ratios ofthe pump gears are shown in figures on the drawing,and it will be noticed that the oscillating motion of thepump piston will be very slow. Owing to the fact that asmall amount of…
Machinery
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