Society of Glass Technology · [Sheffield] · leaf 524
operation of themachine takes place in six stages. (1) The parison mould is MACHINERY FOR THE WORKING OF GLASS. 41 closed for charging by a plate carried by a lever on the shaft, I,and is charged with molten metal. (2) The cap, g, is broughtdown on the parison mould, the plug, k, is inserted into… … Fig. 11. gearing, i6, i7. (4) The finishing mould is closed on the parison,the blow-cap, h, lowered on the mould, and the bottle blown.(5) The blow mould opens, and projections on it engage and openthe neck-ring, thus freeing the bottle. (6) The neck-ring is turnedback to its initial position ready…
Glass
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