Locomotive catechism; an up-to-date, practical and complete work on the locomotive--treating on the design, construction, repair and running of all kinds of locomotives .. (1908)
Grimshaw, Robert, 1850- [from old catalog] · New York, The N. W. Henley publishing company · leaf 457
446 LOCOMOTIVE CATECHISM. … HIGH-SPEED BRAKE. 447 engaging ratchet 27 fast on screw 4. On brake release theair in 2 escapes through b and a, spring 21 forces back thesmall piston; the pawl, ratchet, and screw drawr the lever 5slightly in, shortening the brake-piston travel and forcing theshoes tpwrard the wheel treads.…
Locomotives
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