Society of Glass Technology · [Sheffield] · leaf 509
taggered holes, 70, which direct flames to all j>arts of theoutside of the ware. S. E. 102. Fire Polishing Apparatus. C. A. Sunder, Jeannette,Pennsylvania. Assignor to McKee Glass Co., Jeannette, Pennsylvania (U.S.A.Pat., June 28th, 1921,No. 1383171. Filed,September 18th,1919,No. 324644).—Aglass… … ^^^^^m^ Fig. 51. MACHINERY FOR THE WORKING OF GLASS. 65 furnace, where the glass is subjected to the heat from the burninggas in the passage, 10a, as the products of combustion pass to theflue, 12. The ware is rotated by means of the handle, 22, whichacts through bevel gears in the gear-box, 18.…
Glass
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