Society of Glass Technology · [Sheffield] · leaf 578
mould at position I is cut, and whilst it is supportedby the gas flame the upper mould is moved away. The stream MACHINERY FOR THE WORKING OF GLASS. 147 now pours into the lower mould, which is still being lifted upwardsby the movement of the piston rod, 225. When the mould reachesthe upper… … Fig. 122. The platens, 181, are also rotated step by step about the centralshaft, and when the stream is again cut, the platen carries thefilled mould to position II. In this position, another piston, 225,rises to support the mould, a plunger, 249, descends to press theparison, the platen swings…
Glass
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