| 摘要 |
Disclosed is a USB link lock device comprising: a device body; a blocking member which is provided in the device body and is insertably coupled to a USB port of an electronic device so as to block an access of an external device; an external USB port unit which is provided in the device body so as to be adjacent to the blocking member, and to which an external USB connection port is insertably coupled; a signal connection unit which connects a terminal within a USB port of the electronic device, into which a block coupling unit is inserted, and an external USB connection port inserted into the external USB port unit so as to transmit a signal therebetween; a locking member for allowing the blocking member to be selectively locked in the electronic device so as to prevent the blocking member from being forcibly extracted when inserted into the USB port of the electronic device; a stopping member which is provided in the device body so as to be inserted/withdrawn into/from the inside of the external USB port unit, and which selectively blocks an unauthorized external USB connection port from being inserted into the external USB port unit; and a latch member which is movably provided in the blocking member and engages with the locking member according to a moving position so as to control a locking operation of the locking member, and which changes the position of the stopping member according to a moving position by supporting the stopping member so as to control a blocking operation of the stopping member. |
