Appleton's dictionary of machines, mechanics, engine-work, and engineering (1861)
Appleton, firm, publishers, New York. (1852, D. Appleton & Co.) · New York : D. Appleton · leaf 813
fastening the head. 51 802 GEERING. G, Jial or index, liaving rows of holes of different numbers drilled on its face, which can be dividedby means of the point and spring I, so as to cut any number of teeth wanted. K is a hand lever for raising spindle F and dial with the geer while cutting. This… … L is a balance lever weight to counterbalance the spindle and dial, and the weight of the geerwhich is being cut. The weight has a movable cover for the purpose of putting in more or less weight,as the heft of the geer being cut may require. To the extreme left of the upper part of the frame, Fig.…
Mechanical engineering
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