Abstract: The optical assembly disclosed in the embodiment of the invention includes: a lighting module having a resin layer and a light emitting device inside the resin layer, and having an exit surface for emitting surface light to one side; a reflective portion having a recess in a lower portion of the exit side of the lighting module and an aspherical curved surface at the bottom of the recess; and a transparent cover on the recess to reflect the surface light to a set region.

Abstract: The present disclosure relates to a method of preparing an anisotropic pitch for carbon fiber, and more particularly, to a method of preparing an anisotropic pitch of preparing a pitch having a low softening point by thermally polymerizing heavy oil or residue oil generated in an oil refining process, extracting only a mesogen component, and then heat-treating at a high temperature for a short time. The anisotropic pitch prepared in the present disclosure has advantages of exhibiting the anisotropic content of 100% and controlling the anisotropic content only a simple temperature control as desired and may be used as a precursor of a high value-added carbon material such as carbon fiber and an anode material for a lithium secondary battery.

Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources disposed on the substrate; a resin layer covering the light source on the substrate; a light blocking layer having an opening portion on the resin layer; and a lens plate disposed on the light blocking layer, wherein the lens plate includes a light transmitting portion and a convex portion arranged on one surface or the other surface of the light transmitting portion, and the total area of the opening portions is 50% or less of an area of an emission surface through which light is emitted through the resin layer, and the interval between the lens plate and the light blocking layer may be greater than the length of the opening portion.

Abstract: A novel strain, Lactobacillus paracasei ATG-E1 (Accession No. KCTC 14245BP), and a composition containing the same for preventing or treating respiratory diseases which are caused by fine particulate matter. The Lactobacillus paracasei ATG-E1 strain reduces the number of immune cells bronchoalveolar and lung tissues and inhibits the expression of inflammatory cytokines such as interleukin-17A (IL-17A), tumor necrosis factor-? (TNF-?), macrophage inflammatory protein 2 (MIP2), C-X-C motif chemokine ligand 1 (CXCL-1), macrophage inflammatory protein-? (MIP-1?) or interleukin-6 (IL-6).

Abstract: Lighting module disclosed in an embodiment of the invention, a substrate; a plurality of light emitting devices disposed on the substrate; a first reflective layer disposed on the substrate; a resin layer disposed on the first reflective layer and the light emitting device; and a second reflective layer disposed on the resin layer, wherein the resin layer is a front side surface on which light generated from the plurality of light emitting devices is emitted, a rear side surface facing the front side surface, and first and second side surfaces connecting the front side surface and the rear side surface with each other.

Abstract: An upper rail device for a seat of a vehicle includes: a lower plate in which a slot is formed, a drive housing mounted on the lower plate, a drive support that passes through the slot for insertion into a curved movement path of a lower rail, a motor with a reducer mounted on an upper surface of the drive housing, a drive shaft connected to an output portion of the reducer, a drive gear mounted on a lower end portion of the drive shaft and engaged with a driven gear mounted within the curved movement path of the lower rail. The upper rail device may be fastened to enable sliding movement along the curved movement path of the lower rail so that the seat can be moved in a diagonal or oblique direction depending on various purposes, which can improve a seat position movement adjustment.

Abstract: An inkjet printing apparatus is proposed. The inkjet printing apparatus may include an inkjet print head including at least one nozzle configured to spray ink onto a print medium. The apparatus may also include a cap configured to be coupled to at least one area of the inkjet print head, and configured to protect the at least one nozzle when coupled to the inkjet print head. The cap may include an accommodation space opened toward the at least one nozzle. The accommodation space may accommodate cleaning liquid for preventing ink from coagulating in the at least one nozzle.

Abstract: The lighting device disclosed at an embodiment includes a substrate; a plurality of light sources arranged on the substrate; a resin layer scaling the plurality of light sources; a reflective member disposed between the resin layer and the substrate; and an antenna pattern disposed in a first region between the reflective member and the substrate.

Abstract: The optical assembly disclosed in the embodiment of the invention includes: a lighting module having a resin layer and a light emitting device inside the resin layer, and having an exit surface for emitting surface light to one side; a reflective portion having a recess in a lower portion of the exit side of the lighting module and an aspherical curved surface at the bottom of the recess; and a transparent cover on the recess to reflect the surface light to a set region.

Abstract: A lower rail for a seat of a vehicle has a structure with a curved movement path, in which the seat may be moved in an oblique direction or a diagonal direction according to various seat positions, thereby allowing a degree of freedom for adjusting a seat position movement. In addition, the lower rail includes a curved inner channel bent at a predetermined angle and a curved outer channel bent at about a same angle as the curved inner channel, which are separately provided and configured to be mutually combined in order to provide one curved movement path for moving the seat.

Abstract: A seat rail retainer includes a body, among a first rail and a second rail that are disposed to slide straightly respectively in a longitudinal direction, the body being fixed to the first rail, an elastic supporting portion protruding from the body to be elastically pressed by the second rail, and an inserting body inserted into the body to provide an elastic force to the elastic supporting portion.

Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a plurality of light sources disposed on the substrate; a resin layer covering the light source on the substrate; a light blocking layer having an opening portion on the resin layer; and a lens plate disposed on the light blocking layer, wherein the lens plate includes a light transmitting portion and a convex portion arranged on one surface or the other surface of the light transmitting portion, and the total area of the opening portions is 50% or less of an area of an emission surface through which light is emitted through the resin layer, and the interval between the lens plate and the light blocking layer may be greater than the length of the opening portion.

Abstract: A catalyst for a hydrogenation reaction including a polymer support and a catalytic component supported on the polymer support. The polymer support consists of a repeating unit represented by any one of Formulae 5 and 7 to 13.

Abstract: The lighting apparatus disclosed to an embodiment includes a substrate, a plurality of light emitting devices disposed on the substrate, a first reflective layer disposed on the substrate, a resin layer on the first reflective layer, and a second reflective layer on the resin layer and the resin layer includes a first side surface facing the light emitting surfaces of the plurality of light emitting devices and a second side surface opposite to the first side surface, and the first side surface includes a plurality of first reflective surfaces convex with respect to the light emitting surfaces of the light emitting devices and at least one second reflective surface having a concave shape with respect to the light emitting surfaces of the light emitting devices, wherein the plurality of first reflective surfaces are disposed on a region corresponding to each of the plurality of light emitting devices in an optical axis direction, and the second reflective surface is disposed between the plurality of first refl

Abstract: The present invention provides: a negative electrode active material having high discharge capacity, high charge output, and excellent discharge output characteristics; and a carbon material therefor. A carbon material for a negative electrode active material according to an embodiment of the present invention provides a carbon material having the total fibrosity index (TFI) of 0.58 to 0.78.

Abstract: The lighting device disclosed at an embodiment includes a substrate; a plurality of light sources arranged on the substrate; a resin layer scaling the plurality of light sources; a reflective member disposed between the resin layer and the substrate; and an antenna pattern disposed in a first region between the reflective member and the substrate.

Abstract: A seatback restraint device for a vehicle allows a seatback to be freely restrained by and released from a striker by rotation and a scissoring operation of first and second latches. The first latch and the second latch are connected to be rotated and operated in a scissoring motion about a main hinge, one side of the first latch and one side of the second latch are connected to each other by a first elastic body, and other sides of the first and second latches are connected to each other by an operating cable, so that the striker inserted into first and second latch recesses is restrained by the scissoring operation of the first and second latches due to elastic force of the first elastic body, and restraint of the striker is released through mutual operation of the first latch or the second latch by pulling the operating cable.

Abstract: A display device according to an embodiment includes a display panel and a cover window disposed at a front of the display panel and including a front part and a side part that surrounds the front part and is at least partially curved, the cover window includes the front part and a second part including at least a portion of the side part, and the first part and the second part are directly bonded, and the first part has a greater hardness than the second part.

Abstract: The lighting apparatus disclosed to an embodiment includes a substrate, a plurality of light emitting devices disposed on the substrate, a first reflective layer disposed on the substrate, a resin layer on the first reflective layer, and a second reflective layer on the resin layer and the resin layer includes a first side surface facing the light emitting surfaces of the plurality of light emitting devices and a second side surface opposite to the first side surface, and the first side surface includes a plurality of first reflective surfaces convex with respect to the light emitting surfaces of the light emitting devices and at least one second reflective surface having a concave shape with respect to the light emitting surfaces of the light emitting devices, wherein the plurality of first reflective surfaces are disposed on a region corresponding to each of the plurality of light emitting devices in an optical axis direction, and the second reflective surface is disposed between the plurality of first refl