Society of Glass Technology · [Sheffield] · leaf 655
GY. rack and the piston rod 106 is then forced outwards, thus rotatingthe mould tables through 73° to bring the moulds to the nextstations. When the piston 172 rises, the gears, 103, drop out ofengagement with the rack, and the piston rod 100 moves inwardsready for the next operative stroke.… … Fig. 132. The mould plates, 73 (Fig. 130), carry projections, 74, on whichare mounted bell crank levers, 75, connected by links, 78, to thehalf sections of the moulds. Cylinders are formed in the mouldplates, 21, beneath each bell crank lever containing pistons, 85,which are raised just before a…
Glass
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