Society of Glass Technology · [Sheffield] · leaf 636
collar, 264. Passages,272, 273, are provided for air-cooling the nipple. As the mouldsrotate round the central column, the parison mould, A, is invertedby gearing, 46, on the mould engaging a fixed toothed segmentand is opened. The blowing-mould, D, is raised by a pneumaticcylinder, 144, from the… … Fig. 151. directed by the Comptroller to Specifications 127995, 142156, and144344. H. G. C. 269. Glass Delivery Device. Howard Automatic GlassFeeder Co., and G. E. Howard, both in Butler, Pa., U.S.A.(Brit. Pat., No. 174311, July 13th, 1920).—Relates to the deliveryof uniform charges of molten glass…
Glass
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