Society of Glass Technology · [Sheffield] · leaf 592
canyield to the weightof the cylinder.According to thepresent invention,the saddles, insteadof being independ-ently spring-sup-ported, are mountedin pairs on theends of levers, 11(Fig. 90), whichare supported attheir centres bysprings, 14. Thusthe saddles arebetter able to adjustthemselves to… … Fig. 90. 151. Drawing Sheet Glass. James H. Campbell (U.S.A.Pat., August 5th, 1919, No. 1312305. Filed January 3rd, 1919,No. 269524).—In drawing cylinders of glass from metal containedin a drawing pot, the cylinder is liable to move out of centre intocontact with the side of the pot, owing to…
Glass
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