Glass manufacturing – Press molding machine – With means for heating or cooling apparatus
Reexamination Certificate
2005-02-01
2005-02-01
Griffin, Steven P. (Department: 1731)
Glass manufacturing
Press molding machine
With means for heating or cooling apparatus
C065S374130, C065S374150
Reexamination Certificate
active
06848274
ABSTRACT:
Provided is an apparatus for forming glass elements, which includes top and bottom die assemblies, each of the die assemblies comprising a core mold, a mold die which supports the core mold, and a die plate, and a glass material being interposed between the top and bottom core molds, a first fastening member, which fastens the mold die and bottom die plate of the bottom die assembly together, a second fastening member, which fastens the die plate of the bottom die assembly and the heat insulating cylinder together, a third fastening member, which fastens the mold die and die plate of the top die assembly together, and a fourth fastening member, which fastens the die plate of the top die assembly and the heat insulating cylinder together. Each of the first to fourth fastening members is made of a material selected from the group consisting of carbon and molybdenum.
REFERENCES:
patent: 4983204 (1991-01-01), Borer et al.
patent: 5340374 (1994-08-01), Komiyama et al.
patent: 5346522 (1994-09-01), Komiyama et al.
patent: 2001-233624 (2001-08-01), None
patent: 2001-233625 (2001-08-01), None
patent: 2001-233626 (2001-08-01), None
Machine translation of JP 2001233625 A, retrived from www.jpo.gov on Feb. 10, 2004.*
Machine translation of JP 2001233624 A, retrived from www.jpo.gov on Feb. 10, 2004.*
Machine translation of JP 2001233626 A, retrived from www.jpo.gov on Feb. 10, 2004.
Matsumura Shusaku
Murakoshi Hiroshi
Griffin Steven P.
Lopez Carlos
Pillsbury & Winthrop LLP
Toshiba Machine Co. Ltd.
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