Kirkman, Marshall M. (Marshall Monroe), 1842-1921 · New York and Chicago, The World railway publishing company · leaf 413
404 LOCOMOTIVE APPLIANCES. weight of the pencil lever, also weight of squareson trunk of piston and lock-nut on end of spindle,and increasing the bearing on connection ofparallel motion. By shortening the length andreducing the actual weight of the paper cylinderjust one-half, and by shortening the… … Fig. 2. The Thompson Indicator. (Sectional View.) plane to that in which the cord runs, the momentumof the paper cylinder has been reduced to a very smallamount. All of these improvements have lessenedthe amount of friction, which was heretofore verysmall, but is now reduced to a minimum; and…
Locomotives
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