Society of Glass Technology · [Sheffield] · leaf 653
7th,1920, No. 349876).—The invention consists of a device for ensuringthe exact registration of the mould cavities of a ring mould, 6,and a parison mould, 5, of an Owens machine, particularly moulds 252 JOURNAL OF THE SOCIETY OF GLASS TECHNOLOGY. of the type in which several parisons are formed… … Fig. 170. consists of a plate, 12, secured in a recess in one section of the ringmould and having a lug, 15, which engages in a recess formed ina section of the parison mould. Thus, when the sections of theparison mould close, the lug, 15, is engaged, and if any rotativedisplacement of the ring…
Glass
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