American School of Correspondence · Chicago, American school of correspondence · leaf 327
wn wound out to the extreme end of the arm,and the ring rail moves the full length of its traverse, but at eachupward swing of the arm, the pawl is brought into contact with thedagger, E^, which is fastened to the ladder. This gives the ratchetgear a partial turn, and the rack is drawn back toward… … B Fig. 211. Warp Bobbin. 290 COTTON SPINNING 249 When the bobbin is full, the rack is wound out to commence anew set by the crank, T?, called the builder key. The filling builder (Fig. 213) is connected to the ring rail in thesame manner as the one just described, but with the filling wind, therail…
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