Rogers' drawing and design; an educational treatise relating to linear drawing; machine design; working drawings; transmission methods; steam, electrical and metal working machines and parts; lathes; boiler and parts; instruments and their use; tables, etc (1913)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 339
is line, or descends belowit, upon the beginning of the stroke, theengine is said to run over or rununder, Fig. 529. It is, as a rule, desirable 368 ROGERS DRAWING AND DESIGN. to have an engine run over, because the pressureof the connecting rod is then always downward, andis taken up by the guides… … Fig. 529. valve chest, while Fig. 533 exhibits a section on aplane at right angles to that of the first section. The avoidance of cylinder wear, and still morethe small floor space required by the vertical engine,have made its use practically universal for crowdedpower plants, steamships, etc. The…
Mechanical drawing · Machine design
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