Society of Glass Technology · [Sheffield] · leaf 545
hichtravels across the frontof the lehr, so that the bottles will be arranged in a row across thefront of the lehr. When a sufficient number of bottles are arrangedon the holders, 27, they are pushed on to a rocking frame, 50,called an uprighter, which turns through a right angle anddeposits the… … 78. Glass Stoppering Machine. F. Tweeddale (Brit. Pat.No. 114543, July 4th, 1917, No. 9615).—The necks ofbottles, / (Fig. 50), are ground by a mandrel, d, fedwith emery or other abrasive material. The mandrel, d, issecured in a chuck, b, on a spindle, b, mounted in a headstock, a.The stopper, e, is…
Glass
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