The mechanical engineer's pocket-book. A reference-book of rules, tables, data, and formulæ, for the use of engineers, mechanics, and students (1910)
Kent, William, 1851-1918 · New York, J. Wiley & sons · leaf 100
e fundamental circle. When the generating circle =radius of the other circle, the hypo-cycloid becomes.a straight line. 51. The Tractrix or Schielesanti-friction curve (Fig. 63).— Ris the radius of the shaft, C, 1, 2, etc.,the axis. From O set off on R asmall distance, oa; with radius R andcentre a… … Fig. 638 52 GEOMETRICAL PROBLEMS. 52. The Spiral. — The spiral is a curve described by a point whichmoves along a straight line according to any given law, the line at the sametime having a uniform angular motion. The line is called the radius vector.If the radius vector increases directlyas the…
Mechanical engineering
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