Abstract: A strength assist device includes: a base frame; a plurality of rotating bodies provided on left and right sides of the base frame, and rotatably connected to the base frame; a plurality of actuators rotatably connected to the respective rotating bodies, and forming respective restoring torques according to rotation angles with respect to the rotating bodies; and a cable connecting the rotating bodies. In particular, rotational motions of the rotating bodies with respect to the base frame are restricted against each other by a tension of the cable.

Abstract: An edge ring includes a first edge ring region having a first curvature center; and a second edge ring region connected to the first edge ring region and having a second curvature center. The first edge ring region and the second edge ring region are arranged on a horizontal plane. The first curvature center and the second curvature center are the same as each other. A first vertical axis is perpendicular to the horizontal plane and passes through the second curvature center of the second edge ring region. The first edge ring region includes a first inclined surface intersecting the horizontal plane. The second edge ring region includes a second inclined surface intersecting the horizontal plane. A first horizontal distance from the first vertical axis to the first inclined surface is greater than a second horizontal distance from the first vertical axis to the second inclined surface.

Abstract: A walking assisting apparatus includes a leg mounted device configured to be mounted on a leg of a user to assist walking of the user. A waist mounted device is provided on an upper side of the leg mounted device and configured to be mounted on a waist of the user. A support is located on a front side of the leg mounted device and configured to contact a ground surface. A control device is coupled to a front side of the waist mounted device, electrically connected to the leg mounted device, and configured to control the leg mounted device. A connector connects the control device and the leg mounted device to detachably house the support.

Abstract: A light-emitting display device may include a first substrate including a display area and a non-display area including a bending area, a second substrate disposed on the display area of the first substrate to face the first substrate with a certain gap, a dummy substrate disposed to face a lower portion of the first substrate with the bending area of the non-display area therebetween, an etching prevention member provided on the first substrate and the dummy substrate to overlap the non-display area, and a link line unit formed on the etching prevention member.

Abstract: A grid-forming inverter comprises: a power stage configured to convert electric power according to on/off controls of switching devices and to output converted electric power to a grid; and a control circuit configured to calculate a first phase control value using an inertia model that integrates a difference between a power command value and an active output power value of the power stage, to calculate a second phase control value through feed-forward control that additionally reflects the power command value in the first phase control value, and to control the switching devices using pulse width modulation (PWM) according to the second phase control value.

Abstract: Discussed are a display panel and a display device including the same. The display device in one example includes a display panel having a display area, a light-transmissive area, and a non-display area adjacent to the light-transmissive area. The display panel includes a substrate disposed in the display area and the non-display area, a circuit part disposed on the substrate, a light-emitting element part disposed on the circuit part, an encapsulation part disposed on the light-emitting element part, and a touch part disposed on the encapsulation part. An organic insulating layer extending from the touch part is disposed on the opening formed in the substrate.

Abstract: Secondary batteries are disclosed. In an embodiment of the disclosed technology, a secondary battery may include: a case that accommodates an electrode assembly; a cap plate disposed on the case to seal an opening of the case; an electrolyte injection port disposed in the cap plate to inject an electrolyte into an internal space of the case; a sealing member that seals the electrolyte injection port. The sealing member may include: an inner cap fastened to an inner surface of the electrolyte injection port; and an outer cap inserted into and fastened to the inner cap and configured to elastically compress the inner cap toward the inner surface, thereby improving the safety of the secondary battery.

Abstract: A secondary battery is disclosed. The secondary battery includes an electrode assembly, an insulating casing accommodating the electrode assembly therein, and a case accommodating the insulating casing therein. The insulating casing includes an upper insulating casing having a first traverse overlapping portion, and a lower insulating casing having a second traverse overlapping portion overlapping the first traverse overlapping portion to form a traverse overlapping portion.

Abstract: A power control device includes a power supply, an integrated scanner assembly (ISA), an image forming engine including a general engine unit and a special engine unit, a main power switch, a special engine unit power switch, and a processor including an independent power controller, and the processor to control power supplied to the ISA and the general engine unit by closing the main power switch through the independent power controller, to receive specification information from the ISA activated by the supplied power, to receive state information on the image forming engine from the general engine unit activated by the supplied power, and to supply power to the special engine unit by closing the special engine unit power switch after receiving the specification information and the state information.

Abstract: A secondary battery includes a case accommodating an electrode assembly therein, a cap plate sealing an opening of the case, and a vent provided in one or more of the case and the cap plate, wherein the vent includes: a notch induced to rupture according to internal pressure of the case and one or more bending guides inducing roll up deformation of each ruptured region. By rolling up the vent, the area of an outlet may be appropriately secured and maintained after the vent ruptures.

Abstract: A secondary battery is provided. The secondary battery includes a case accommodating an electrode assembly therein, a cap plate including a vent and sealing an opening of the case, and a side insulator disposed on a lower portion of the cap plate. The side insulator includes a vent cover portion including a main chamber and disposed below the vent, and an assembly bracket on which the vent cover portion is disposed.

Abstract: A battery pack includes: a first battery module, a second battery module spaced apart from the first battery module in a first direction, a base plate that supports the first battery module and the second battery module, a support member supported by the base plate, and extending in a second direction crossing the first direction in a space between the first battery module and the second battery module, and a busbar extending from an upper side of the support member in the second direction through the space between the first battery module and the second battery module.

Abstract: A controller includes: a head part including a display unit providing information and images and a button unit having operation buttons; and a body part joined to the head part, where the display unit includes a projection portion engaged with the body part, the body part includes a recessed portion into which the projection portion is inserted, a first uneven portion is provided on an outer circumferential surface of the projection portion, a second uneven portion having a shape corresponding to that of the first uneven portion is provided on an inner circumferential surface of the recessed portion, and at least one of the first uneven portion or the second uneven portion includes a plurality of uneven portions.

Abstract: According to an embodiment of the present invention, a power supply apparatus for detecting a gas leak is provided. The apparatus may include: a power supply pipe which is connected to a pump and has a power line passing therethrough, the power line supplying power from a power supply unit to a motor in the pump; a flexible joint pipe having one side connected to the power supply pipe and the other side connected to the power supply unit; a power inlet unit having one side facing the pump and the other side positioned on the power supply pipe so as to face the power supply unit to connect the power line, and preventing gas leak from one side to the other side in the pump; and a leak detection unit which fills the power supply pipe with an inert gas and detects a gas leak according to a change in pressure.

Abstract: An adjustment control device for precise measurement that controls an inspection equipment for inspecting an inspected object to perform precise measurement includes a lowering control unit that lowers the inspection equipment with respect to the inspected object, a rotation control unit that is coupled to the lowering control unit and that controls the lowering control unit to rotate the inspection equipment at a predetermined angle in left and right directions when viewed from a frontal point of view, and a forward and backward control unit that is disposed above the rotation control unit and that transmit a moving force to the rotation control unit to move the inspection equipment forward or forward on the inspected object.

Abstract: A system for driving an actuator which is capable of providing constant resolution regardless of a type of an actuator according to an aspect of the present invention includes an actuator driving circuit configured to generate a driving current for an operating actuator and output the generated driving current to the operating actuator, a current sensing unit configured to sense a current of the operating actuator and generate a sensing signal, and a gain adjustment unit configured to calculate a gain on the basis of a first maximum driving current range of the operating actuator and a second maximum driving current range of a reference actuator and change the sensing signal on the basis of the gain. A signal generated based on the second sensing signal is input to the actuator driving circuit.

Abstract: A magnetic element assembly includes a magnetic member having a circular ring shape or an arc shape, and at least one focusing member made of a ferromagnetic material, connected to the magnetic member, and configured to adjust distribution of a magnetic force in a peripheral space, where the at least one focusing member includes a connection portion connected to the magnetic member and at least one focusing portion extending downward from the connection portion.

Abstract: A distribution network management system includes a power generation device including a renewable energy power generation source, and is connected to a distribution network through a first node; a first distributed device including a first distributed resource, connected to the distribution network through a second node, and configured to receive first node information and power generation information from the power generation device and attempt to control the first distributed resource so that an overvoltage for the first node is resolved; and a second distributed device including a second distributed resource, connected to the distribution network through a third node which is located farther away from the first node than the second node, and configured to, when the first node information and the power generation information are received from the first distributed device, attempt to control the second distributed resource so that the overvoltage for the first node is resolved.

Abstract: A strength assist device includes: a multi-link part including one or more links; a profile controller that is connected to one end portion of the multi-link part, and rotates around a central rotational axis; and an elastic force providing part that is connected to the other end portion of the multi-link part, and provides an elastic force to the multi-link part. When the profile controller rotates and one end portion of the multi-link part revolves around the central rotational axis, the elastic force applied to the multi-link part varies.

Abstract: Disclosed is an amplifier having a high slew rate without increasing power consumption. The amplifier includes an input unit, a conversion unit, an amplification unit, a frequency compensation circuit, and a slew rate improvement circuit. Alternatively, the amplifier includes an input unit, a conversion unit, an amplification unit, a frequency compensation circuit, a first slew rate improvement circuit, and a second slew rate improvement circuit.