Society of Glass Technology · [Sheffield] · leaf 470
opens and the large wheel is engaged with a lowerrack, 64, which imparts low-speed reverse rotation to the spindlewhile the neck of the blown bulb is in contact with a spring-pressedscoring-knife, 42. The rotation of the main frame then causes thespindle, 26, to press back a spring-pressed pivoted… … 67. Glass Delivery Device. E.No. 142365. Filed July 9th, 1919Molten glass passes from the furnacethrough a revolving tube providedwith two or more radial nozzleswhich are successively brought intothe delivery position. As shown,the tube, A, mounted in water-cooled bearings, D, is provided K-\with…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
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