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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 143

An illustration from 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, leaf 143
196 118 WOOLEN AND WOKSTED FINISHING When all the nap is on the goods it is of uneven length, and thegreatest amount of work is required from the shear, therefore itmust not be overloaded at this time. Blades. When in good condition the shear runs lightly andnoiselessly, showing that the blad.es do… … Fig. 42. End View of Shear. any harder than is actually necessary for cutting purposes. It isclear that under these conditions it will not take much to spreadthe blades apart so that they will not cut at all, and this is oftencaused by crowding more nap into the blades than they can prop-erly…

Woolen and worsted manufacture · Textile finishing

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