Locomotive engine running and management .. (1899)
Sinclair, Angus, 1841-1919 · New York, J. Wiley & sons; [etc., etc.] · leaf 241
y resulting fromthe application of lap. It was not till Colburn ap-plied the indicator to the locomotive, that the truecause of economy was demonstrated to be in the addi-tional work taken from the steam by using it expan-sively. THE ALLEN VALVE. An improvement on the plain D slide-valve hasbeen… … Af cast above the exhaust cavity. The valve and seatare so arranged, that, so soon as the outside edge of THE VALVE-MOTION. 193 the valve begins to uncover the steam-port at B, thesupplementary passage begins receiving steam at C;and this gives a double opening for the admission ofsteam to the port…
Locomotives
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