Dunkerley, Stanley, 1870- · London, New York [etc.] Longmans, Green · leaf 58
omake one revolution is practically one minute. § 41. Capstan Engine.—The gearing of a capstan engine isarranged as follows: Fixed on the crank shaft A is a double-threadedworm gearing into a worm wheel of 50 teeth; keyed to the worm-wheel shaft is a spur wheel of 22^ inches diameter pitch circle,… … CE 4-0 FlQ. 58. Pig. 50. find the number of revolutions the engine must make to heave in90 feet of cable. The arrangement is as sketched in Fig. 59. The effective circumference of the cable-holder is ir X 2 = 628feet, and therefore the number of revolutions it has to make is90 -T- 6-28 = 14-35. The…
Machinery, Kinematics of
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