American School of Correspondence · Chicago, American school of correspondence · leaf 334
rames a set of draft gears is used upon each end; double geared,it is called. The arrangement of the twist gearing is such that a combinationof gears may be applied that will give a wide range of twist. The drum and stud gears are of twenty-four and ninety-one 296 COTTON SPINNING teeth. These can… … Fig. 218. End Elevation Showing Gearing. in the drawing, it is in gear with the intermediate gear on the lefthand side of the frame. The driving belt should never be crossed, and it frequentlyhappens that the direction of the main line is such that the front rollwill turn in the wrong direction. To…
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