Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 197
. 2518. C, planing-head and tool-holder, bolted on slide-rest of lathe in place of tool-holder feeturning. h, slide of tool-holder. i, cogged sector working in rack on bottom of drill of tool-holder. t, shifting crank to convey motion to sector. E, ratchet-wheel on main mandril of lathe, to give… … Fig. 2516. Back (sliding) head for turning or boring. k, lever for throwing head out of geer. . I, feed-screw. n, gibs. Fig. 2520. h, lever for throwing slide-rest out of geer. f, feed-screw. m, half-rest for feed-screw. n n, gibs on slide-rest. Fig. 2521. d, pulley for drawing boring-bar. e,…
Mechanical engineering
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