Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 93
N to piston rodand cross-head by prolonging the piston rodthrough a fixed guide and connecting to thecrank with a forked rod. A very old device andmuch in use now on pumps. 292. PARALLEL MOTION from a sec-tor beam. Used on old, single-acting, atmos-pheric pumping engines. Cylinder is open attop.… … 293. RACK GEAR PARALLEL MOTION.— An old pumping device used with a single-acting beam engine. STEAM POM^ER. 83
Mechanical movements
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