Tamper evident cargo container seal bolt lock
US-8963712-B2 · Feb 24, 2015 · US
US9677300B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9677300-B2 |
| Application number | US-201514630553-A |
| Country | US |
| Kind code | B2 |
| Filing date | Feb 24, 2015 |
| Priority date | Mar 9, 2012 |
| Publication date | Jun 13, 2017 |
| Grant date | Jun 13, 2017 |
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Systems and methods for a tamper-evident cargo container seal bolt lock are disclosed herein. The device can include a bolt member having a conductive medium running the axial length of the bolt, and a receiving member for locking the bolt into place. A battery-driven sensory circuit including a memory means, a processor, and a timing circuit can be disposed within the receiving member such that a continuous circuit is formed from one circuit pin over the conductive medium through the length of the bolt and back to a second pin. The sensory circuit is configured to sense whether the circuit has been interrupted (e.g., if the bolt has been cut). In the event of an interruption, the circuit can record the time and/or date in memory. This information can then be transmitted to an RFID reader/interrogator if a dispute arises as to when the lock had been broken.
Opening claim text (preview).
What is claimed is: 1. A bolt lock device for locking a container containing a shipment, comprising: a transponder configured to: store a unique identifier associated with the bolt lock device; periodically receive and store data related to multiple transit locations and/or multiple handling parties of the container containing the shipment to create a shipment log; and transmit the identifier and the shipment log in response to a query. 2. The bolt lock device as recited in claim 1 , wherein the transponder is further configured to: store data with respect to at least one of the following: a nature of the shipment, and one or more contents of the shipment; and transmit at least a portion of the data in response to the query. 3. The bolt lock device as recited in claim 1 , wherein the bolt lock device further comprises: a bolt member comprising an electrically conductive medium running between a first end of the bolt member and a second end of the bolt member; and a receiving member adapted to receive the first end of the bolt member, the receiving member comprising a battery-operated sensory circuit with memory and pins adapted to form an electrically conductive pathway through the conductive medium of the bolt member after the first end of the bolt member has been inserted into the receiving member; wherein the sensory circuit is coupled to the transponder. 4. The bolt lock device as recited in claim 3 , wherein the sensory circuit is adapted to detect an interruption in the sensory circuit. 5. The bolt lock device as recited in claim 4 , wherein the sensory circuit is further adapted to record in the memory a date and time of the interruption in response to detecting the interruption in the sensory circuit. 6. The bolt lock device as recited in claim 5 , wherein the transponder is further configured to transmit the date and time of the interruption in response to the query. 7. The bolt lock device as recited in claim 1 , wherein the transponder includes a radio frequency identification (RFID) chip, and wherein the transponder is configured to transmit the identifier over a wireless connection. 8. The bolt lock device as recited in claim 1 , wherein the transponder includes a serial bus, and wherein the transponder is configured to transmit the identifier over a wired connection. 9. The bolt lock device as recited in claim 1 , wherein the shipment log is stored in a memory within the transponder. 10. The bolt lock device as recited in claim 1 , wherein the shipment log is stored in a memory of the bolt lock device separated from the transponder. 11. A method for tracking a shipment using a bolt lock device locking a container containing the shipment, comprising: storing an identifier associated with the bolt lock device in a transponder within the bolt lock device; and periodically receiving and storing data related to multiple transit locations and/or multiple handling parties of the container containing the shipment in a memory of the bolt lock device to create a shipment log; and transmitting the identifier and the shipment log in response to a query. 12. The method as recited in claim 11 , further comprising: storing data with respect to at least one of the following: a nature of the shipment, and one or more contents of the shipment; and transmitting at least a portion of the data in response to the query. 13. The method as recited in claim 11 , further comprising receiving a first end of a bolt member in a receiving member, wherein the bolt member comprises an electrically conductive medium running between the first end of the bolt member and a second end of the bolt member, wherein the receiving member comprises a battery-operated sensory circuit with memory and pins adapted to form an electrically conductive pathway through the conductive medium of the bolt member after the first end of the bolt member has been inserted into the receiving member, and wherein the sensory circuit is coupled to the transponder. 14. The method as recited in claim 13 , further comprising detecting an interruption in the sensory circuit. 15. The method as recited in claim 14 , further comprising recording a date and time of the interruption in response to detecting the interruption in the sensory circuit. 16. The method as recited in claim 15 , further comprising transmitting the date and time of the interruption in response to the query. 17. The method as recited in claim 11 , wherein the transponder includes a radio frequency identification (RFID) chip, and wherein the transponder is configured to transmit the identifier over a wireless connection. 18. The method as recited in claim 11 , wherein the transponder includes a serial bus, and wherein the transponder is configured to transmit the identifier over a wired connection. 19. The method as recited in claim 11 , wherein the shipment log is stored in a memory within the transponder. 20. The method as recited in claim 11 , wherein the shipment log is stored in a memory of the bolt lock device separated from the transponder.
having bolt like sealing means (means for preventing relative axial movement of a pin, spigot, shaft or the like and a member surrounding it F16B21/00) · CPC title
Means for operating or controlling lock or fastening device accessories, i.e. other than the fastening members, e.g. switches, indicators {(E05B39/00 - E05B45/00 take precedence)} · CPC title
Electric · CPC title
having electronic sealing means · CPC title
using RFID tags · CPC title
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