Tappet and dobby looms : their mechanism and management (1912)
Roberts, Thomas · Manchester [Greater Manchester] : Emmott & Co., Ltd. · leaf 90
pulley slip or shoe is fixed in the HOLLINGWORTH AND KNOWLES DOBBY 79 lever under which the pulleys on the pattern chain pass,the chain being arranged around the lag cylinder L. Thelever H is supported at the heel on the shaft P, and heldin a vertical position by the grids O and Q. The vibratoris… … Fig. 25. driven in opposite directions, as indicated by the arrows;the top cylinder lifts, and the bottom cylinder lowers, thehealds. The lock-knife is an essential part of this dobby, andconsists of a blade K which extends the full width of thevibrator levers. It is fixed to the top of the arms…
Looms
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