Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing (1908)
American School (Chicago, Ill.), Raymond, Howard Monroe · Chicago American Technical Society · leaf 171
belowthe center of piston rod and valve stem respectively. The greatestpossible travel of the piston-rod spool, 12J inches, is usually laidout in this case, not the nominal 12 inches. From this layout the lengths of the levers and arms may l)escaled off for the detail drawing, also the location of… … MECHANICAL DRAWING. 41 laid out l)efoie developing the cross-section of the valve bracket. The design of starting boxes for both steam and water ends,and the length of the yoke, should be determined next. A safemethod of assuming clearance between the spool and the glandstuds at the end of the…
Mechanical engineering
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