3.
    发明专利
    未知

    公开(公告)号:FR2447819A1

    公开(公告)日:1980-08-29

    申请号:FR7902331

    申请日:1979-01-30

    Applicant: ESSILOR INT

    Abstract: This is a method of decalcomania by thermic transfer, the pattern to be printed upon the substrate (10) to be decorated being produced by means of sublimable inks upon a flexible support skin (15) and the latter being applied to the said substrate (10) in a vacuum chest (20) with which heating means (38) are associated. According to the invention, the closure of the vacuum chest (20) is effected by the flexible support skin (15). Application particularly to the decoration of a spectacle frame front. FIGS.1 to 8 attached.

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