American School of Correspondence · Chicago, American school of correspondence · leaf 162
throughout its length. Within the shell is a recipro-cating screw, A, to which the grinder roll is connected by a dog,E, which slides in its threads. A score pulley, N, by which theshell is driven, is fastened to one end while the screw is drivenfrom the other end of the shell by a train of gears,… … Fig. 8P. Traverse Grinder. S. The gears are enclosed in a case, F, which, to prevent itsturning, is fastened to the grinder bracket, C, by a lug. By thismeans, the shell, which carries the grinder roll, is run at a gieaterspeed than the screw, causing the grinder roll to move longitudi-nally along…
Textile industry and fabrics
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