An encyclopaedia of architecture, historical, theoretical, & practical. New ed., rev., portions rewritten, and with additions by Wyatt Papworth (1888)
Gwilt, Joseph, 1784-1863, Papworth, Wyatt Angelicus Van Sandau, 1822-1894 · London Longmans, Green · leaf 369
e sides will between each other be as the sinesof their opposite angles, we shall have P ; Q, : II;; sin.BCA : sin. BAG : sin. ABC; and as the angle BCA is •«■ ^• equal to the angle CAD, and CBA to BAE, we shall have P : Q : R:: sin. CAD :sin. BAC : sin. BAE ; that is, that the weight is… … THE WHEEL AND AXLE. 1307. The wheel and axle, sometimes called the axis in peritrochio, is a ma-chine consisting of a cylinder C and a wheel B {Jig. 552.) having the same axis, atthe two extremities of which are pivots on which the wheel turns. The power is applied at the circumference of thewheel,…
Architecture · Architects
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