Society of Glass Technology · [Sheffield] · leaf 524
MACHINERY FOE, THE WORKING OF GLASS. 146 plunger, /, and suction arraugeinent for the parison moulds. Thesuction pipe, /^S is connected to a cup, p, which is svipported in anopening in the annular flange, fp, of the bracket, //, by springs, g^,upward movement being limited by a flange, /, on the… … Fig. 74. block, /-, on the plunger stem, f^, is provided with aii air-groove, f^,ixom which a passage, f, leads to an annvilar channel, f^^^, whichcommunicates with the mould channel, c^, by a fine annular slit, r.A spring, /*, is arranged between the block, /-, and the cup, p.Tlie cover, j (Fig.…
Glass
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