Method and device for locating and marking at least one defect in a glass sheet

FR3159765A1Pending Publication Date: 2025-09-05SAINT GOBAIN VITRAGE SA
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Patent Information

Application Number
FR2024002062
Authority / Receiving Office
FR · FR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-02-29
Publication Date
2025-09-05
Patent Text Reader

Abstract

The invention relates to a method for locating and marking at least one defect (10) of a glass sheet (1), in which: - at least one defect (10) is identified on the surface or in said glass sheet (1), then - a spot of ink is projected onto one face of said glass sheet and onto said defect (10), preferably completely covering said defect (10), said ink being selected from the group comprising two-component inks comprising a hardening agent, self-crosslinking inks and photo-crosslinking inks. (Fig. 1)
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Citation Information

Patent Citations

  • Glass sheet with identification code

    WO2015121548A1

  • Glass defect labeling equipment and glass plate production method

    CN110018179A

  • Glass defect marking equipment

    CN210108981U

  • method and device for marking the surface of materials

    FR1448577A

  • Cutting multiple pieces of glass in glass sheets, comprises reading information relating to defects in sheets, automatically providing optimum cutting plane for glass sheet, and cutting pieces of glass respecting optimum cutting plane

    FR2975688A1