Dunkerley, Stanley, 1870- · London, New York [etc.] Longmans, Green · leaf 83
rotates about a vertical axis; whilst the latterresembles a drilling machine, and will be found described in § 63. 73 MECHANISM. A boring and turning mill is represented in Fig. 80/ vn whichthe bed of the machine is denoted by A, the rotating table (onwhich the heavy work is attached) by B, and the… … FiQ. 80. receive a longitudinal motion through a pinion and rack, F. Theheads are carried by the cross-rail G, which can be raised orlowered on the vertical guides H. The motions, therefore, areidentical with those in an ordinary lathe—namely, the workrotates and the tool advances in a longitudinal…
Machinery, Kinematics of
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