The engineer's sketch-book of mechanical movements, devices, appliances, contrivances and details employed in the design and construction of machinery for every purpose; (1902)
Barber, Thomas Walter. [from old catalog] · New York, Spon & Chamberlain · leaf 181
rnor alters the lap of the catches upon the ends of thevalve levers, thus varying the time that the valves are kept open;the catches are centered on an oscillating T lever, operated froman eccentiic on the main shaft. 1446. Marshalls valve gear, driven by one eccentric on crank shaft. The sector… … 4.39. 1 ll^T^,. UM
Mechanical movements
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