Society of Glass Technology · [Sheffield] · leaf 531
awn passes upwards and is bent around a drum,15, over which an endless metal belt, 13, passes. The belt is sup-ported in transverse rollers, 14, and the sheet is kept in contactwith it by endless chains, 16, which press on the edges of the sheet.The sheet jsasses from the belt on to rollers, 19, in… … for use as a carriage window, which shall appear to be bevelled,a flat sheet of glass, A, has an endless groove, a, formed in its faceand of sufficient depth to cause refraction of light at the line whichit occupies. G. D. MACHINERY FOR THE WORKING OF GLASS. 101 182. Cracking-off Device for…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
