Woolen and worsted finishing; a practical manual of instruction in the methods and machinery used in finishing woolen and worsted goods in general, and the processes involved in the special treatment of all types of standard fabrics (1909)
American School of Correspondence, Timmermann, John F · Chicago, American School of Correspondence · leaf 164
The reasonis that the plain rest being sharper, opens the twill better, and thefibres between the twills stand out straight and are easily shearedoff. On the list-saving rest, which is not so sharp, the twill is not 144 WOOLEN AND WORSTED FINISHING 137 opened out to the same extent and many fibres… … blades to he let down to a point much lower than would be deemedadvisable on an ordinary shear. Another noticeable difference between the cutting arrange-ment of the rubber rest shear and that of the ordinary shear is inthe number of knives comprising the revolver. The ordinaryrevolver contains…
Woolen and worsted manufacture · Textile finishing
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