Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 739
s, b the screw for feeding the drill, c tliehandle of tlie same form, aad worked in the same manner as that already described, but made with acylindrical socket c, -which embraces the spiral riband k, and of which Fig. 3437 is a detached viewThis spiral riband or clutch iu bored truly cyUndrical to… … The mode in which the too, irorka will be sufficiently obvious from the above description and an ex-amination of the section, Fig. 3436. When the handle c is turned in the direction in which the drill/cuts, the clutch k by its friction firmly embraces the drill-stock e, and turns the drill, however…
Mechanical engineering · Mechanics · Engineering
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