Society of Glass Technology · [Sheffield] · leaf 646
intermittently rotating frame, 13, and are rotated on their ownaxes at stations C and D by a band, 19. At station C, a flatflame is directed upon the neck, 16, by a burner, 42, and at stationD a moistened sharp chilling-wheel, 55, is brought into contactwith the heated neck. Between stations D and… … Fig. 178. 371. Making Electric Lamp Bulbs. British Thomson-Houston Co., Ltd., London (General Electric Co., Schenectady, New York, U.S.A.) (Brit. Pat., No.159704, December 30th, 1919).—Relates to a mould for use in amachine of the kind described inSpecifications 12824/11 and 109544.According to the…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
