American School of Correspondence · Chicago, American school of correspondence · leaf 208
ave seen in Figs. 117 and 118, that the movement ofthe nipper arm, NS is simply around its fulcrum, V, but, as thenipper cam continues to revolve, the nipper cam lever is movedaway from the center of the cam, causing a still greater depressionof the nipper knife. It is evident that it must bear… … Fig. 121 Fig. 122. Sections showing Detacliing Rolls and Cylinder. This double motion of the nipper knife, first around its ownfulcrum and then around the fulcrum of the cradle, brings thecotton down near the needles just previous to the commencementof the combing action. This occurs when the…
Textile industry and fabrics
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