Abstract: A scroll compressor includes a drive motor, a rotary shaft coupled to the drive motor, a main frame disposed below the drive motor, a fixed scroll disposed below the main frame, an orbiting scroll disposed between the main frame and the fixed scroll and eccentrically coupled to the rotary shaft, and an Oldham's ring coupled to the main frame and the orbiting scroll and configured to restrict rotation of the orbiting scroll relative to the fixed scroll. The Oldham's ring includes: a ring body, a first key that receives a first fixing boss of the ring body and that is configured to couple to the main frame, and a second key that receives a second fixing boss of the ring body and that is configured to couple to the orbiting scroll.

Abstract: A compressor is provided which is configured to allow lubrication of a thrust surface through an oil groove formed in a thrust surface of a fixed scroll. Also, a scroll compressor is provided which smoothly supplies oil to a thrust surface of a fixed scroll by including a fixed scroll having an oil groove formed in the thrust surface of a fixed scroll sidewall, and allows an injection pressure acting on an orbiting scroll in an upward direction to be added by supplying the oil guided to the oil groove to the thrust surface of the fixed scroll such that an overturn moment generated in the orbiting scroll may be offset.

Abstract: Provided is an anode for a lithium secondary battery including an anode electrode current collector; a first anode active material layer formed on a surface of the anode current collector, and a second anode active material layer formed on the first anode material layer. The first anode active material layer includes first anode active material including artificial graphite and a first conductive material that is a carbon-based material except for carbon nanotube. The second anode active material layer includes a second anode active material including a silicon-based active material and carbon nanotube as a second conductive material.

Abstract: Provided are a lithium-argyrodite ionic superconductor containing a halogen element and a method for preparing the same, wherein an argyrodite-type crystal structure can be maintained and lithium ion conductivity can be greatly improved by combining specific elements at a specific molar ratio.

Abstract: Disclosed is a method of manufacturing a solid oxide fuel cell including a multi-layered electrolyte layer using a calendering process. The method for manufacturing a solid oxide fuel cell is a continuous process, thus providing high productivity and maximizing facility investment and processing costs. In addition, the solid oxide fuel cell manufactured by the method includes an anode that is free of interfacial defects and has a uniform packing structure, thereby advantageously greatly improving the production yield and power density. In addition, the solid oxide fuel cell has excellent interfacial bonding strength between respective layers included therein, and includes a multi-layered electrolyte layer in which the secondary phase at the interface is suppressed and which has increased density, thereby advantageously providing excellent output characteristics and long-term stability even at an intermediate operating temperature.

Abstract: Disclosed are a cathode for an all-solid-state battery including a cathode thin film for an all-solid-state battery or a cathode composite membrane for an all-solid-state battery, and an all-solid-state battery including the same. The cathode for an all-solid-state battery contains a grain that has a plane having a low surface energy and has a grain boundary arranged parallel to the electron movement direction, thus effectively lowering the interfacial resistance of the thin film while suppressing the dissolution and diffusion of the transition metal, thereby improving the cycle stability of the all-solid-state battery including the same.

Abstract: A pouch-type secondary battery includes: an electrode assembly including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode; and a pouch case including a sealing portion sealed along an edge thereof to accommodate the electrode assembly therein, and a terrace portion formed to extend toward the sealing portion in which an electrode lead is disposed, wherein a notch portion at which a body of a perforator is seated is formed in the sealing portion to form a perforation portion on the terrace portion.

Abstract: An unmanned aerial vehicle has a main body, a plurality of propeller connection parts extending from at least one side surface of the main body by a specific length, a plurality of propellers respectively connected to ends of the plurality of propeller connection parts, and a plurality of cameras mounted on at least one surface of the main body. A first camera interposed between the plurality of propeller connection parts among the plurality of cameras is disposed spaced from a center point of the main body by a distance of a first size. A first virtual straight line connecting a center point of a first propeller disposed adjacent to the first camera among the plurality of propellers to a center point of the main body has a length of a second size.

Abstract: A secondary battery and a method for manufacturing the same are provided. An electrode assembly accommodated in the secondary battery having various shapes is manufactured. In particular, a method for manufacturing a secondary battery includes an electrode stack preparation step of preparing an electrode stack which includes a first unit cell having a first area and a second unit cell having a second area that is less than the first area, and which has a structure in which the second unit cell is disposed on one surface of the first unit cell. The method further includes a curved surface formation step of pressing at least a part of an independent portion, which does not overlap the second unit cell, of the first unit cell to form a curved surface on the at least the part of the independent portion.

Abstract: A peg hook label apparatus includes a body provided with an electronic display unit displaying product information, and a holder provided on one end of the body and configured to have a first width in a portion connected to the body, the first width being greater than a second width of a locking hook disposed on an end portion thereof.

Abstract: A peg hook label apparatus includes a body provided with an electronic display unit displaying product information, and a holder provided on one end of the body and configured to have a first width in a portion connected to the body, the first width being greater than a second width of a locking hook disposed on an end portion thereof.

Abstract: Provided are a negative electrode for a lithium secondary battery and a lithium secondary battery including the same, the negative electrode for a lithium secondary battery including a current collector; a first negative electrode active material layer disposed on the current collector and including a first graphite-based active material containing artificial graphite and natural graphite, and a first silicon-based active material; and a second negative electrode active material layer disposed on the first negative electrode active material layer and including a second graphite-based active material containing artificial graphite and natural graphite, and a second silicon-based active material. The first graphite-based active material has a content of the artificial graphite equal to or less than that of the natural graphite, and the second graphite-based active material has a content of the artificial graphite greater than that of the natural graphite.

Abstract: The present disclosure relates to a mold improved to tune the position of an insert pin for forming a hole in a molded article. The mold includes a core forming a cavity corresponding to a molded article, a forming plate accommodating the core, and an insert pin configured to penetrate the forming plate and the core in a first direction to form a hole in the molded article inside the cavity and be movable along the first direction.

Abstract: An unmanned aerial vehicle is provided. The unmanned aerial vehicle includes a housing with a first housing structure and a second housing structure, a wireless communication circuit coupled to the housing or located inside the housing for wireless communication with an external controller, a plurality of propulsions systems coupled to the housing, and a navigation circuit configured to control the plurality of propulsion systems. At least one of the plurality of propulsion systems includes a plurality of folding arms pivotally coupled to one of the first housing structure and the second housing structure, a motor controlled by the navigation circuit, and a propeller coupled to the motor. The housing has at least one recess to accommodate at least part of the plurality of propulsion systems in the second state.

Abstract: The present disclosure relates to a method of manufacturing a display apparatus. The method includes coupling one or more correction members to a frame on which a plurality of display panels is to be mounted thereon, seating the frame on a correction jig formed flat, checking whether gaps are generated between the one or more correction members and the correction jig, moving and seating the frame to and on a processing jig, and forming panel seating parts on the frame seated on the processing jig using a processing device.

Abstract: An unmanned aerial vehicle according to various embodiments includes: a housing; a communication circuit, wherein the communication circuit establishes wireless communication with an external controller; and a plurality of propulsion systems connected to the housing, wherein the propulsion systems include: a motor; a rotation shaft having an axis extending in a first direction, wherein a first end is connected to the motor, and wherein the rotation shaft is rotates in a first direction by the motor; a cap structure fixed to the second end of the rotation shaft, a propeller including: a hub including a through-hole formed in the first direction, such that the rotation shaft rotatably passes through the through-hole, wherein the propeller is detachably connected to the cap structure, such that, when an external force is exerted on the blade, the propeller is released from the cap structure to be freely movable along the axis toward the motor.

Abstract: A scroll compressor includes a casing; a drive motor; a rotary shaft; a fixed scroll including a fixed wrap; and an orbiting scroll eccentrically coupled to rotary shaft and including an orbiting wrap configured to engage with the fixed wrap. At least one of the fixed wrap or the orbiting wrap defines an offset section that is defined between the fixed wrap and the orbiting wrap and that is greater than an orbital radius corresponding to a distance between the fixed wrap and the orbiting wrap in a state in which a center of the fixed scroll is aligned to a center of the orbiting scroll. The offset section is disposed at a contact portion between the fixed wrap and the orbiting wrap. The contact portion has a maximum length based on a rotation angle of the rotary shaft being within a pre-set range with respect to a reference point.

Abstract: Disclosed are a composition for removing aldehyde-based odors and reactive oxygen species, and more particularly to a deodorizing composition for removing hydrophobic aldehyde-based odors, and a food additive or cosmetic additive containing the same as an active ingredient, wherein the deodorizing composition has an effect of removing reactive oxygen species and an effect of removing a substance causing an aldehyde-based odor, particularly a hydrophobic aldehyde-based odor, thus being useful as a cosmetic additive for reducing body odors from humans or animals and for providing an anti-aging function as well as a food additive for removing odors from food.

Abstract: An unmanned aerial vehicle has a main body, a plurality of propeller connection parts extending from at least one side surface of the main body by a specific length, a plurality of propellers respectively connected to ends of the plurality of propeller connection parts, and a plurality of cameras mounted on at least one surface of the main body. A first camera interposed between the plurality of propeller connection parts among the plurality of cameras is disposed spaced from a center point of the main body by a distance of a first size. A first virtual straight line connecting a center point of a first propeller disposed adjacent to the first camera among the plurality of propellers to a center point of the main body has a length of a second size.

Abstract: The present disclosure relates to a mold improved to tune the position of an insert pin for forming a hole in a molded article. The mold includes a core forming a cavity corresponding to a molded article, a forming plate accommodating the core, and an insert pin configured to penetrate the forming plate and the core in a first direction to form a hole in the molded article inside the cavity and be movable along the first direction.