American School of Correspondence · Chicago, American school of correspondence · leaf 170
. In place of theusual barrow bar pulley is a pulley, H, the face of which hasgrooves for the bands, B, M and N. In the face of the loose pulley. A, on the end of the cylindershaft, is a groove which carries the band, B, for driving the pulley,H, wliile the burnishing brushes are driven from H by… … Fig. 99. Elevation of BurnisliingBrush. 149 112 COTTON SPINNING.
Textile industry and fabrics
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