公开(公告)号：US09600753B2

公开(公告)日：2017-03-21

申请号：US14443512

申请日：2013-11-14

Applicant: OBERTHUR TECHNOLOGIES

Inventor： Yvonnic Morel ,  Julie Kerhomen

IPC: G06K19/02 ,  B23K26/36 ,  B29C47/04 ,  B29C47/06 ,  B23K26/40 ,  B23K26/00 ,  B41M5/26 ,  B42D25/41 ,  B42D25/324 ,  B29L17/00 ,  B29K69/00 ,  B29K27/06 ,  B41M3/14

CPC classification number: G06K19/02 ,  B23K26/53 ,  B29C47/043 ,  B29C47/065 ,  B29K2027/06 ,  B29K2069/00 ,  B29L2017/00 ,  B41M3/14 ,  B41M5/267 ,  B42D25/324 ,  B42D25/41 ,  G06K19/022

Abstract: A method for producing a pattern in relief in a thin plastic card, includes the following steps: producing a stack of layers including, in the following order: a transparent layer, a special layer, a black surface, and a substrate layer, and drawing the pattern by a laser through the transparent layer.