A catechism of the steam engine and its various applications to mines, mills, steam navigation, railways, and agriculture (1876)
Bourne, John, civil engineer. [from old catalog] · New York, D. Appleton and company · leaf 68
he end of these two rods atd are two other rods c d^ of which the ends at c are attached tostationary pins, while the ends at d follow the motion of thelower ends of the links 1) d. These rods are called the radiushars. Now it is obvious that the arc described by the point d^with c as a centre, is… … versed sine of the arc described at g^ or, in other words, the linedescribed by the point g becomes a straight line instead of acurve. 107. Q—Does the air pump rod move vertically as well asthe piston rod ? A.—It does. The air pump rod is suspended from a crosshead, passing from the centre of one…
Steam engineering · Steam-engines
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