Mold for shaping glass

Details Mold for shaping glass Mold for shaping glass

1996-11-04

1998-06-16

Griffin, Steven P.

Glass manufacturing

Blowing means with blow mold

65265, 65267, 65355, 65356, 65361, 6537412, 249 80, 425526, C03B 934

Patent

active

057662991

ABSTRACT:
A unitary mold member for shaping glass includes an inner surface which shapes molten glass blown thereagainst and an outer surface. A cavity within the unitary mold member is positioned between the inner and outer surfaces. The unitary mold member has passages at about the upper end thereof between the cavity and the surrounding atmosphere. The unitary mold member also has passages at about the lower end thereof between the cavity and the surrounding atmosphere.

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