Society of Glass Technology · [Sheffield] · leaf 587
lass Co., Pittsburgh, Pa., U.S.A.) (Brit. Pat., No.154354, September 3rd, 1919).—The cylinder, C, is drawn from atank, 3, through a protecting-ring, 5, by a bait, 16, which is hungfrom an arm, 14, adapted to swing horizontally, as shown bydotted lines in the figure, to facilitate the removal of the… … Fig. 131. draw, the ring, 5, is raised, so as to allow the heat of the tank, 3,to melt off the end of the cylinder. Blowing air is supplied froma tank, 18, where it is heated by a burner, 20. The arm, 14, ismounted on a hydraulic piston-rod, 23, the piston, 24, havingwater above and below it. To…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
