Society of Glass Technology · [Sheffield] · leaf 634
ine of the kinddescribed in Specification 162029,the suction passage, 5, of theturnover head, 2, terminates in aspring valve, 10, which slides overthe surface of the stationary frame,1, and registers with a suctionport, 9, when the mould, 4, is inthe charging position. Blowing-air is controlled by… … Fig. 149. 234 JOURNAL OF THE SOCIETY OF GLASS TECHNOLOGY. 1920. Not yet accepted).—Relates to a machine of the Owenstype for blowing bottles. According to the invention, the cams which control the suctionapparatus are mounted ona fixed central hollowcolumn, 11, and the camswhich control the…
Glass
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