C - Chemistry – Metallurgy – 03 – B
Patent
C - Chemistry, Metallurgy
03
B
49/22
C03B 13/16 (2006.01) C03B 23/025 (2006.01) C03B 23/033 (2006.01) C03B 27/044 (2006.01) C03B 35/16 (2006.01)
Patent
CA 1269843
ABSTRACT A roll forming apparatus for shaping heat-softened glass sheets into a configuration having a longitudinal radius of curvature that varies in a direction transverse to the glass sheet. Opposing ends of each forming roll are mounted along continuous arcuate paths defining two different longitudinal radii. Quenching rolls are mounted downstream of the forming rolls with each opposing end mounted along a continuation of the corresponding longitudinal radii.
493548
Borden Ladner Gervais Llp
Ppg Industries Ohio Inc.
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