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Charles Hammen
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22,341. Hammen, C. Oct. 9. Valves and valve-gear.- The expansion range of a link-motion is increased by providing the linkblock 24 with two pins 39, 40 which operate duplicate distributing- valves or sets of distributing-valves. The valve or valves worked from the pin 39 have additional steam lap and those from the pin 40 have additional exhaust lap in order to effect simultaneous cutoff and release. The link-block may operate sets of piston valves 31, 32, Figs. 1 and 4, through the rods 41, 42 o r duplicate D -valves 47, 48, Fig. 3, through the rods 53, 54 attached to the cross-head 50. Only one set of valves have lead, the others opening for steam when the crank has passed the dead-centre.
GB190622341D1906-10-091906-10-09Improvements in Valves and Valve Gear for Fluid Pressure Motors.
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