发明名称 Method of marking or inscribing a workpiece
摘要 The present invention provides a method of and apparatus for marking or inscribing a workpiece (3) with high-energy radiation, more particularly with a laser beam (1), the workpiece (3) having a light-scattering surface (9) and the material of the workpiece (3) being transparent for the radiation wavelength, and a polymer matrix (7) being disposed on the workpiece (3) in such a way that the radiation passes through the workpiece (3) and its light-scattering surface (9) before impinging on the polymer matrix (7), characterized in that the light-scattering surface (9) of the workpiece (3) is wetted with a liquid or viscoelastic medium (11).
申请公布号 US8487212(B2) 申请公布日期 2013.07.16
申请号 US20090607272 申请日期 2009.10.28
申请人 KOOPS ARNE;REITER SVEN;LUEHMANN BERND;TESA SE 发明人 KOOPS ARNE;REITER SVEN;LUEHMANN BERND
分类号 B23K26/00 主分类号 B23K26/00
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