International Library of Technology · Scranton, International Textbook Co. · leaf 503
LEVER SYSTEM. 85, Fig. 76 shows asystem of air-brake leversrecommended by theChristensen Company,The diameter of the brakepiston is in this case6 inches and its area, inround numbers, is 28square inches. Supposingthat the reservoir has apressure of 60 pounds persquare inch and that fullpressure is… … § 25 ELECTRIC RAILWAYS. 67 the push rod and sets the brake is 28 X 60 = 1,680 pounds.A and B are the two levers that apply the brake; one endof A is fixed to the back head of the cylinder, the other endattaches to the tension rod X. One end of B connects withthe push rod and the other end with the…
Electrical engineering
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