Kleinlein, Walter John, 1876- [from old catalog] · [Boston, Hooper printing co.] · leaf 59
and will require less weighting of thebalance to correct the mean time. It will also avoidbreaking and remaking the over coil and the possiblenecessity of readjustment to temperature. Lettingout the spring can be accomplished by unpinningand repinning the spring at collet with less of thecoil… … The Adjustment to Isochronism and Positions the over coil in a manner that will cause the endholding the stud to be shifted further forward. The method of obtaining this correction is illus-trated in Fig. 8. The broken line shows the ori-ginal formation of the over coil with the stud on theline B .…
Clocks and watches
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