Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 246
n, directconnected refrigerating unit, and consisted of a worm on the spindle of the throttle valve with whichmeshed a worm wheel.The motion of the wormwheel was transmittedby a rod and universaljoints to a small pinionmeshing with a circularrack on the peripheryof the stop collar. Thewhole… … 234 THE LOCOMOTIVE [October, half of its travel in closing. Therefore, on starting the engine the throttlewould be opened far enough for the engine to warm up and come upto speed, at light load, before the gears began the rotation of the collar. Thenas steam was admitted to carry the load the…
Locomotives · Steam-boiler explosions
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