Invention Grant
- Patent Title: Glass sheet forming and annealing system providing edge stress control
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Application No.: US15871385Application Date: 2018-01-15
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Publication No.: US11130698B2Publication Date: 2021-09-28
- Inventor: Terry A. Bennett
- Applicant: GLASSTECH, INC.
- Applicant Address: US OH Perrysburg
- Assignee: GLASSTECH, INC.
- Current Assignee: GLASSTECH, INC.
- Current Assignee Address: US OH Perrysburg
- Agency: Brooks Kushman P.C.
- Main IPC: C03B25/02
- IPC: C03B25/02 ; C03B35/20 ; C03B25/08 ; C03B27/04 ; C03B23/03 ; C03B23/023 ; C03B40/027 ; C03B27/044
Abstract:
A glass sheet forming and annealing system disclosed provides control of edge stresses by maintaining a press formed glass sheet on an annealing ring (72) below a heated upper forming mold (58) within a forming station (12) for slow cooling toward the glass strain point temperature.
Public/Granted literature
- US20180134601A1 GLASS SHEET FORMING AND ANNEALING SYSTEM PROVIDING EDGE STRESS CONTROL Public/Granted day:2018-05-17
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