Hutton, Frederick Remsen, 1853-1918 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 235
lead are the given data. The angle A OBshows the advance of the eccentric disk beyond 900 properfor such lap and lead, and the cut-off takes place at an angleA OP irova the beginning of the stroke at dead-centre. Thedesign of a valve and its seat proper for the conditionsassumed wrill give a… … Fig. 141. surfaces of contact. Starting, therefore, at the point O, whichmarks the extreme edge of the seat, a distance OB is laid offequal to the throw OB (Fig. 140), which is the radius of thevalve-crank, and the maximum distance it can throw from itscentral position. The point B will be the…
Mechanical engineering · Steam power plants
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