American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 36
ng with line T an angleof 60°—the distance between two teethand a-half. In Fig. 2, the line S of thedetent is drawn as in Fig. 1; but in Fig. 3 ata tangent to the circle of the wheel, and aright angle to Hue E, E A being the tangent,and the rest afterwards carried out, either ina straight line with… … 28 AMERICAN HOROLOGICAL JOURNAL. leave to correct an indiscrimination in the lastarticle, where he says that the locking sur-face should form an angle of 12°, with a linefrom the centre of the wheel, which couldnot be admissible in many instances. Theobject of its inclination is to create a draw…
Clocks and watches
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