American School of Correspondence · Chicago, American school of correspondence · leaf 300
ile two framesmay not start up with gears exactly alike, a change of one or two teethis most always sufficient to produce satisfactory results. If no table of gearing is available, the following rules will befound useful. Rule 12, To find the tension gear to make 6 hank roving:(Tension gear on… … H < QO g HO PES « O z Sz COTTON SPINNING 225 Rule 13. To find the lay gear to make 6 hank roving: (Laygear on frame, 35 teeth. Hank roving being spun 3.5.) Find thesquare root of the present lay gear, squared, multiplied by the presenthank, and divide this sum by the required hank. Example:…
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