A natural philosophy : embracing the most recent discoveries in the various branches of physics, and exhibiting the application of scientific principles in everyday life .. (1899)
Quackenbos, G. P. (George Payn), 1826-1881 · New York, Cincinnati [etc.], American book company · leaf 129
e-scribe the hand-mill represented in Fig. 132. 282. What are Bevel-wheels What 124 MECHANICS. form any other angle withtheir axes than a right angle. A pair of bevel-wheelsin gear are shown in Fig.133. 283. Rack and Pin-ion.—Circular motion isconverted into rectilinear(that is, motion in a… … 284. Forge-Hammer.—A toothed Fig. 135. BACK AJS1> P1MON. wheel may produce an alternate up-and-down motion, as in the case of the Forge-hammer, represented in Fig. 135. The wheel is so placed that its teeth successivelycome in contact with the handle of the hammer, whichturns on a pivot. As the…
Physics
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