Society of Glass Technology · [Sheffield] · leaf 524
eases theparison. The jaws then rise and move back to the parison moulds.A similar device, consisting of jaws, b, pivoted to a swingingbracket, n, may be used to take the finished article from the blow-mould and deposit it on a table, m. H. G. C. 166. Cutting-off Shears. W. J. Mellersh-Jackson,… … blades, 10, 10a, are moved towards one another by cams, 33; andlevers, 31, and are moved downwards, at a speed greater than thatof the stream of glass, by a cam, 29, and rods, 24. By this meansthe blades sever the stream without supporting it. Eig. 80 showssuccessive positions of the blades, 10,…
Glass
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