发明名称 Security element having a diffraction structure and method of manufacturing said element
摘要 <p>A flat bending structure (FBS) (22) combines with a sequence of layers that contains a semitransparent metal layer (26) and an upward-cutting layer (28). A security strip includes the FBS as an embossed coat of lacquer, into which a relief structure (24) is engraved that generates a reflected hologram, a hologram-type flexible image, a pure grid image or a combination of these. - Independent claims are also included for the following: - (A) Security paper for producing security documents like bank-notes, identity cards, etc.; - (B) and for a security like a bank-note, a check, a certificate, an identity card, etc.; - (C) and for a method for producing a security element.</p>
申请公布号 EP1547807(B1) 申请公布日期 2014.03.05
申请号 EP20040029493 申请日期 2004.12.13
申请人 GIESECKE & DEVRIENT GMBH 发明人 HEIM, MANFRED, DR.
分类号 G06K19/06;B42D15/00;B42D15/10;B42D25/29;G03H1/00;G03H1/02 主分类号 G06K19/06
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