Abstract: A battery pack fire-extinguishing system for battery cells includes a fire-extinguishing conduit defining a spray hole for spraying a fire-extinguishing agent to a vent hole in one of the battery cells, and a heat-sensitive member blocking the spray hole, and including a body portion at least partially surrounding a periphery of the fire-extinguishing conduit, and a nozzle portion corresponding to the spray hole, and having a thickness that is less than a thickness of the body portion.

Abstract: Described are a hydrocarbon-based dynamic covalent polymer electrolyte and a fuel cell capable of operating under conditions of high temperature and no humidity including the same.

Abstract: Disclosed herein are an apparatus and a method for providing a virtual multi-cloud service. The apparatus for providing a virtual multi-cloud service includes one or more processors and execution memory for storing at least one program that is executed by the one or more processors, wherein the at least one program is configured to create a virtual machine cluster requested by an operator using an external cloud computing infrastructure, install a container orchestration tool in the virtual machine cluster using container-related information registered by the operator in advance, and create a virtual cloud requested by the operator using the container orchestration tool.

Abstract: The present invention relates to a block copolymer, and relates to a block copolymer capable of improving all the low temperature heat seal strength, the seal initiation temperature and the low temperature impact strength of a polyolefin-based resin composition, a method for preparing same, and a polyolefin-based resin composition comprising same.

Abstract: A handle device may include a handle upper region, a handle lower region disposed below the handle upper region, and a shaft member configured to penetrate the handle upper region and the handle lower region in a region in which the handle upper region and the handle lower region face each other. A screw thread region provided on an outer surface of the shaft member may be configured to be screw-coupled to the handle upper region and/or the handle lower region at a portion where the shaft member penetrates the handle upper region and the handle lower region. The handle upper region may include an upper concave-convex part, and the handle lower region may include a lower concave-convex part. The lower concave-convex part may have a shape corresponding to the upper concave-convex part so that the handle lower region is able to contact the handle upper region.

Abstract: The present disclosure provides a personal mobility device including a personal mobility device body including a first wheel mounted at a front portion and a second wheel mounted at a rear portion with respect to a longitudinal direction of the personal mobility device body. The personal mobility device may include a steering rod that includes an operable handle, and mountable on any one of steering apparatus connectors at the front portion or the rear portion. A load cell assembly may be provided on each of the steering apparatus connectors, and each including a plurality of load cells. The personal mobility device may enable steering control using a low-cost load cell, and facilitate steering in either direction of the personal mobility device.

Abstract: An organic light emitting diode display includes a substrate, a semiconductor layer disposed on the substrate, a first insulating layer which covers the semiconductor layer, a first conductive layer disposed on the first insulating layer, a second insulating layer which covers the first conductive layer, a second conductive layer disposed on the second insulating layer, a third insulating layer which covers the second conductive layer, a third conductive layer disposed on the third insulating layer, a first organic layer which covers the third conductive layer, and a fourth conductive layer disposed on the first organic layer, where the fourth conductive layer includes a lower layer, a middle layer, and an upper layer, and the lower layer is disposed between the first organic layer and the middle layer, and includes a transparent conductive oxidization film.

Abstract: A multi-block copolymer and a method for preparing the same which are capable of providing a resin composition with excellent compatibility and high impact strength due to a chain structure close to symmetry are described herein.

Abstract: The present application provides an assistive device for scalp suturing that allows the hair apposition technique (HAT) procedure to be easily performed even by a single operator. The assistive device for scalp suturing includes: a housing including a frame formed in a circular or polygonal shape having a slot therein and a mounting groove formed on at least some areas of the frame, wherein the slot is positioned at a scalp laceration site; a plurality of knot holes provided on at least some areas of an outer side of the housing; and one or more hair fixers detachably mounted on the mounting groove of the housing and configured to fix hair around the scalp laceration site.

Abstract: A display device including, a display module, the display module including, a display panel, a cover spacer disposed under the display module, and a step compensation portion disposed on the display panel and the cover spacer, and an outer structure surrounding the display module, wherein an edge portion of the display panel protrudes beyond an edge portion of the cover spacer, a recessed portion is disposed at the edge portion of the cover spacer and under the display panel, and the step compensation portion overlaps the recessed portion.

Abstract: A display device includes a cover window, a display module disposed on the cover window and including a display panel, a driving board disposed on the display module and connected to the display panel, and an outer structure at least partially surrounding the display module and the driving board on the cover window. The outer structure is in contact with the driving board.

Abstract: A display device including: a display driving module including a display panel; a cover window including a central portion overlapping the display driving module and a curved portion surrounding the display driving module; and an outer structure disposed between the display driving module and the curved portion and surrounding the display driving module, wherein the outer structure is spaced apart from the display driving module.

Abstract: A NF-YA5/miR169a module controls nitrogen utilization efficiency of plant and uses thereof. Since the NF-YA5/miR169a module enables the enhancement of the nitrogen utilization efficiency in plants, it can be advantageously used for the development of environmentally friendly and cost-effective plants that can reduce the consumption of nitrogen fertilizers while maintaining crop yields.

Abstract: A system and method for reinforcing a sidewall of a carrier with an insert is disclosed. The insert includes a plate having a front face and a rear face opposite the front face, the plate defining an opening extending between the front face and the rear face. An oblique tab extends from the front face in a first direction, and a flange extends from the plate in a second direction.