Society of Glass Technology · [Sheffield] · leaf 537
SOOrETY OF GLA.SS TECKJfOLOay. in the vertical plane. The tubular head, 3, is carried by an arm, 1,which is mounted on a horizontal pivot, 2, in a pedestal, 20, andfixed to or formed with a quadrant, 16, having a toothed endlessrack, 15, with which the driving-wheel, 14, gears. Suitable mechan-ism… … keep the head vertical during its movement. The tank, 5, which isfed by a runner, 7, from the furnace, 6, and provided with heating-means beneath its cover, 8, may be arranged to move both laterallyand longitudinally so that the gathers are made from different partsof the tank. The vacuum and air…
Glass
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