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ELECTRONIC SEAL DEVICE AND METHOD OF SENSING OPENING USING THE SAME

  • US 20080231440A1
  • Filed: 06/30/2007
  • Published: 09/25/2008
  • Est. Priority Date: 03/20/2007
  • Status: Abandoned Application
First Claim
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1. An electronic seal device, comprising:

  • a T-shaped bolt unit including a protrusion formed to protrude from a first side thereof at a predetermined thickness to provide directionality, the bolt unit configured to transmit unique data as a Radio Frequency (RF) signal; and

    an electronic circuit unit including a groove formed in the wall of a hole therein to provide directionality so that part of a shank of the bolt unit is inserted into and engaged with the hole to a predetermined depth, and a drainage hole formed in a lower portion of the electronic circuit unit, the electronic circuit unit configured to transmit/receive RF signals to/from the bolt unit.

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