Mechanical movements, powers and devices; a treatise describing mechanical movements and devices used in construcive and operative mechinery and the mechanical arts, being practically a mechanical dictionary (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York : The Norman W. Henley publishing co. · leaf 83
260. SINGLE ECCENTRIC VALVEGEAR, with variable travel, adjustable bya hand-wheel. The eccentric drives ablock in a slotted link, which is rocked on acentral pivot by the screw for varjlng thethrow of the valve. … 261. CAM-BAR VALVE MOVE-MENT.— The horizontal movementof the cam bar by the bell-crank leveralternately moves the two valves.
Mechanical movements
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