MULTILAYERED METAL COMPOSITE ARTICLE
    1.
    发明公开
    MULTILAYERED METAL COMPOSITE ARTICLE 审中-公开
    MEHRSCHICHTMETALL-VERBUNDARTIKEL

    公开(公告)号:EP2602106A1

    公开(公告)日:2013-06-12

    申请号:EP11814862.6

    申请日:2011-07-26

    IPC分类号: B32B15/01 A44C21/00 A44C3/00

    摘要: The invention relates to the manufacture of multilayered metal articles, which are made from different materials and counterfeit protected, for example, composite base or collector's coins, metal tokens, medals, in particular, to the manufacture of composite coins, tokens or medals consisting of several parts, generally of a disc and a ring made from different materials. The invention provides a multilayered metal composite article comprising a circular central part and a ring-shaped part around it, wherein the central and ring-shaped parts are made from different metals, the ring-shaped part being made of at least one valve metal selected from the group consisting of aluminium, titanium, tantalum, niobium, with an upper surface layer subjected to electrochemical processing.

    摘要翻译: 本发明涉及多层金属制品的制造,其由不同的材料制成,并且具有防伪保护,例如复合基底或收集器的硬币,金属标记,奖牌,特别是制造复合硬币,令牌或奖章,由 几个部分,一般是由不同材料制成的圆盘和圆环。 本发明提供了一种多层金属复合制品,其包括圆形中心部分和围绕其的环形部分,其中中心部分和环形部分由不同的金属制成,所述环形部分由至少一个选定的阀金属制成 从由铝,钛,钽,铌组成的组中,上表面层进行电化学处理。