Society of Glass Technology · [Sheffield] · leaf 462
of the furnace. The slide 29 is engaged with a slide 32, andthe two slides are moved in guides 40 by a rotating cam 42. Theslides 29, 32 are held together by a shoulder 34 on the upper slide32 and by a spring-pressed dog 35 pivoted in the lower slide andengaging a notch 38 in the upper slide. By… … Fig. 29. Toledo, Ohio, U.S.A., November 29th, 1916, No. 17132).—Relatesto apparatus for drawing glass lengthways. The molten glass is 6—2 84 JOURNAL OF THE SOCIETY OP GLASS TECHNOLOGY. placed ill a trough 3 (Fig. 30) above a turnace 2, and, after flowingdown a step to eliminate air bxibbles, passes…
Glass
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