C - Chemistry – Metallurgy – 03 – B
Patent
C - Chemistry, Metallurgy
03
B
49/35
C03B 23/03 (2006.01) C03B 23/035 (2006.01) C03B 27/044 (2006.01)
Patent
CA 1306358
ABSTRACT A horizontal press bending arrangement wherein heat softened glass sheets are shaped between a lower mold with a sheet shaping surface having a generally convex upward elevational configuration and an upper vacuum mold. After shaping, the shaped glass sheet is deposited on an adjustable tempering ring. The ring adjusts in size from a first configuration corresponding to the contours of the shaped sheet immediately after shaping, to a second configuration corresponding to the contours of the shaped sheet after it has been cooled.
553790
Borden Ladner Gervais Llp
Ppg Industries Ohio Inc.
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