Society of Glass Technology · [Sheffield] · leaf 643
m, 14,and the connecting arm, 12, this swinging bracket periodicallycarries the gathering arm to the position of the dotted line, 18, 242 JOURNAL OF THE SOCIETY OF GLASS TECHNOLOGY. the inclination of the gathering head varying as shown on theright of Fig. 158. By means of gearing, the shaft, 6, is… … W^ IZOZD Fig. 158. the tube, 27. Shear blades, 33, are carried on an arm, 32, whichis periodically rocked by a cam about the shaft, 31. Near theend of this inward swinging motion, the shanks of the bladesengage a stop pin, 36, which causes the blades to close, thussevering the depending gob of…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
