Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 148
asuring the length of ab we find it to be (say) T55 of an inch. Then the pressure in * U. S. Patent, 198.209, December 18. 1877. 1894. j THE LitcojioTlVK 141 the cylinder when the piston had traveled three-quarters of the stroke was fc X 50 = 15$pounds per square inch. To find the pressure in this… … Fu;. 1.—To Find the Pressure at any Point in the Stroke. Suppose we found the length of cd to be -^ of an inch. Then the back-pressure at thispoint in the stroke was 35^ x 50 = 7]| pounds per square inch. What we want, in calculating the horse-power of the engine, is the average presswein the…
Locomotives · Steam-boiler explosions
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