TOOL FOR LOCALLY COOLING A GLASS SHEET
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United States of America Patent
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Issued Date -
Jan 5, 2023
app pub date -
Dec 3, 2020
filing date -
Dec 3, 2020
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Abstract
A tool for local cooling by contact of a glass sheet at a temperature higher than 450° C., known as a contact tool, includes a contact face suitable for coming into contact with the glass sheet, the tool including an internal pipe for the circulation of a coolant, in particular air. The tool is used in a device for bending and/or cooling a glass sheet, in particular individual, the tool coming into contact with the glass sheet while it is held by a bending tool or by a cooling frame after bending. A compression zone is created that is capable of being drilled to form an edge having compressive stresses.
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