Abstract: A mounting jig for manufacturing a tiling display device can include a supporting member, a plurality of jig magnets fixed to the supporting member, a hinge structure configured to rotate the plurality of jig magnets, and a guard rail configured to rotate in response to a rotation of the plurality of jig magnets, to reduce damage caused during detachment or attachment. The tiling display device includes a plurality of display devices disposed in the form of tiles. Each of the plurality of display devices includes a plurality of display elements, a plurality of circuits, a plurality of lines and a plurality of parts. The plurality of display elements can be a light emitting diode (LED) or a micro-LED including an n-type semiconductor layer, a p-type semiconductor layer, and a light emitting layer.

Abstract: A power disconnection device for manually disconnecting power of a battery pack, the device including a housing, first and second interlock terminals provided in the housing and connectable to an interlock circuit of the battery pack, first and second high voltage terminals connectable to a high voltage line of the battery pack, a switch lever disposed over inner and outer portions of the housing, a first switch module in contact with the first and second interlock terminals, and upon an off operation of the switch lever, configured to be separated from any one of the first and second interlock terminals, and a second switch module configured to interlock with the first switch module, the second switch module being in contact with the first and second high voltage terminals, separated from any one of the first and second interlock terminals, and then separated from the first and second high voltage terminals.

Abstract: A connection structure according to an embodiment disclosed in the present disclosure includes: a first connection part provided on a surface of a first member, the first member including at least one conductor pattern; and a second connection part provided on a surface of a second member, the second member having at least one conductive pad formed on a surface thereof and configured to be coupled to a surface of the first connection part by a magnetic force so that at least one conductor pattern and at least one conductive pad are electrically connected to each other.

Abstract: A battery pack, a power system, and a vehicle include a connection terminal with high durability. The battery pack is configured to electrically connect to a power system including a mounting portion having an accommodating space and at least one first connection terminal located in the accommodating space of the mounting portion. The battery pack includes a plurality of battery cells, a pack housing having an internal space in which the plurality of battery cells are accommodated with the battery pack to be inserted into the accommodating space of the mounting portion and to be coupled to the mounting portion at an insertion portion through a rotational movement, and a second connection terminal electrically connected to the plurality of battery cells, and configured to be contactable with the first connection terminal when the pack housing is coupled to the mounting portion through the rotational movement.

Abstract: Provided is a connector in which fastening and separation may be effectively performed. A connector electrically connected to a mating connector including a magnetic body includes a housing formed of an electrically non-conductive material, and including a coupling portion to which the mating connector is fastened, a conductor unit formed of an electrically conductive material, and configured to provide an electrical path, wherein at least a part of the conductor unit is exposed to outside of the housing to electrically contact the mating connector, and a magnetic unit configured to so that a magnetic field is changeable with respect to the magnetic body of the mating connector.

Abstract: The present invention provides a connector device comprising: a first connector which is fastened to a substrate, and comprises a terminal body having an opening provided in one surface thereof and a terminal provided in the opening and electrically connected to the substrate; a second connector which is fastened to an electric wire, and comprises a socket body inserted into the opening of the terminal body and a socket provided inside the socket body and contacting the terminal; and a ratchet part by which the first connector and the second connector are coupled so as not to be separated or uncoupled so as to be separable. The ratchet part comprises a toothed gear, a ratchet gear, and a stopper.

Abstract: A flexible printed circuit board (FPCB) including a pattern circuit layer. The pattern circuit layer has a pattern fuse embedded therein, and the pattern fuse includes a first conductive wire made of a metal and having a spiral structure, and a second conductive wire made of a metal and having a spiral structure. The first conductive wire and the second conductive wire have a double helix structure.

Abstract: A connector structure in which a male connector and a female connector are easily coupled to each other. The connector structure includes a coupling part, a housing, and a first removing tool. The coupling part is coupled to the female connector in a coupling mode and separated from the female connector in a separating mode. The housing includes a first magnet on a first surface among surfaces surrounding the coupling part and is configured to attract the female connector by using magnetic force of the first magnet. The first removing tool is configured to rotate a second magnet in the separating mode so as to weaken the magnetic force.

Abstract: A power disconnection device for manually disconnecting power of a battery pack, the device including a housing, first and second interlock terminals provided in the housing and connectable to an interlock circuit of the battery pack, first and second high voltage terminals connectable to a high voltage line of the battery pack, a switch lever disposed over inner and outer portions of the housing, a first switch module in contact with the first and second interlock terminals, and upon an off operation of the switch lever, configured to be separated from any one of the first and second interlock terminals, and a second switch module configured to interlock with the first switch module, the second switch module being in contact with the first and second high voltage terminals, separated from any one of the first and second interlock terminals, and then separated from the first and second high voltage terminals.

Abstract: The present disclosure relates to a mounting jig for manufacturing a tiling display device and a manufacturing method of a tiling display device using the same. A mounting jig for manufacturing a tiling display device according to an embodiment of the present disclosure includes: a supporting member; a plurality of jig magnets fixed to the supporting member; a hinge structure configured to rotate the plurality of jig magnets; and a guard rail rotating in response to rotation of the plurality of jig magnets and reducing damage caused during detachment or attachment. Therefore, when the mounting jig is attached to a display device, a safety distance can be secured by the guard rail disposed between the display device and the jig magnets and the mounting jig can be slowly attached to the display device without giving an impact to the display device.

Abstract: A battery module including battery cells connected in series or connected in series and in parallel, a plurality of bus bars connected to corresponding electrode leads of the battery cells and respectively having a keyway recessed from a surface thereof, and a voltage sensing member having sensing parts respectively connected to the bus bars. The sensing part includes a terminal portion provided in a shape corresponding to the keyway, and a bonding portion interposed in the keyway to connect the terminal portion to the keyway.

Abstract: An unmanned aerial vehicle (UAV) is provided. The UAV includes a main body, a plurality of motors connected to the main body, each of the plurality of motors having a rotor blade, a plurality of ultrasonic sensors located at least one of the plurality of motors and the main body, and transmitting and receiving ultrasonic waves to and from a ground surface, and measuring distances from the ground surface, a gyro sensor disposed at the main body and maintaining the UAV in a horizontal state, and a controller disposed at the main body, detecting an unevenness of the ground surface based on the distances from the plurality of ultrasonic sensors to the ground surface, generating a control signal whether to land on the ground surface or not in response to the detection of the unevenness, and transmitting the control signal to the plurality of motors.

Abstract: An unmanned aerial vehicle (UAV) is provided. The UAV includes a main body, a plurality of motors connected to the main body, each of the plurality of motors having a rotor blade, a plurality of ultrasonic sensors located at least one of the plurality of motors and the main body, and transmitting and receiving ultrasonic waves to and from a ground surface, and measuring distances from the ground surface, a gyro sensor disposed at the main body and maintaining the UAV in a horizontal state, and a controller disposed at the main body, detecting an unevenness of the ground surface based on the distances from the plurality of ultrasonic sensors to the ground surface, generating a control signal whether to land on the ground surface or not in response to the detection of the unevenness, and transmitting the control signal to the plurality of motors.