Elementary lessons in steam machinery and the marine steam engine, with a short description of the construction of a battleship (1893)
Langmaid, Joseph, Gaisford, H · London, New York : Macmillan · leaf 111
ple threadedscrew. The mechanical advantage is greater as the diameterand number of teeth in the worm-wheel are increased; but inthis case as in other appliances for obtaining mechanical ad-vantage, what is gained in power is lost in speed, and vice versa.This contrivance is frequently used on… … 91 J3! MINUTE HAND S3? => 11 r I i r f 1111 f 1111 | f T t T TTTTTTTTTT TTTm ■_ iiiiiiiiiNiiiinnMlllllllllli ; i i HI i1 Fig. 47.—Hour and Minute Hands of a Clock or Watch. (Page S9.
Steam-engines · Marine engines
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