Patent ID: 7878561
Filing Date: 2011-02-01
Classification: G06K,G09F,Y10T

Abstract:
1. A seal device comprising: a seal body comprising a data carrier and an antenna device, the data carrier being designed as a switching circuit; and an attachment device for the captive attachment of the seal body to an object to be sealed, one end of the attachment device being connected in a single piece with the seal body and another end of the attachment device comprising a joining device for joining to a connection device provided on the seal body; the switching circuit of the seal body including an external circuit bridge lead through the attachment device for connecting two connection points of the switching circuit, the external circuit bridge being an open or closed circuit depending on whether the attachment device is joined to the connection device; the antenna device being connected to the switching circuit to supply energy in a non-contact manner from outside the seal body to the switching circuit and to provide non-contact transmission of data from the switching circuit regardless of whether the external circuit bridge is an open or closed circuit.