PRODUCT HAVING SOLID ENVELOPE WITH CONCEALED PROTECTIVE DEVICE Russian patent published in 2013 - IPC G08B13/14 G06K19/00 G07C7/00 

Abstract RU 2475857 C2

FIELD: chemistry.

SUBSTANCE: invention provides a product having a solid envelope with a pair of sides which are connected, at a distance from each other, to an outer layer to form a backstrap, wherein a thin-film protective device is placed on a region for accommodating one of the sides of the envelope and on an inner layer. According to one aspect, one side of the envelope is a layered material from a pair of opposite sheets for accommodating the thin-film protective device in between without surface indication of the presence of the thin-film protective device. According to another aspect, the thin-film protective device, which is connected to the surface of the side of the envelope, is concealed under the inner or outer layer.

EFFECT: easier manufacture.

22 cl, 19 dwg

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RU 2 475 857 C2

Authors

Nikols Dehjl Khant St

Dates

2013-02-20Published

2008-06-06Filed