Society of Glass Technology · [Sheffield] · leaf 735
inder near the drawing-point.The shields, 5, may be of metal covered with asbestos, and maybe attached to the shield by hanging them on studs, 6. In use,the shields are attached to the ring opposite any part of thecylinder that is observed to require thinning. G. D. 431. Automatic Remelting or… … or fire-polishing the ends of glass tubes, etc. According to theinvention, the tubes pass down a guide, B, are carried by hooks,b, on a wheel, A, past gas burners, C, C, and delivered on to adischarge guide, X. The tubes are rotated by rollers, K, whilethey are under the action of the burners. In a…
Glass
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten20unit-121-39.webp)
