Abstract: The present disclosure relates to a battery cell for a secondary battery in which an electrode assembly including a cathode, an anode, and a separator interposed between the cathode and the anode is incorporated in a battery case. The cathode has a cathode tab extending from a cathode current collector formed on one side, and the anode has an anode tab extending from an anode current collector formed on one side. At a top area of the electrode assembly where the cathode tab and the anode tab protrude, the cathode tab and the anode tab each have a first bent portion and a second bent portion that are bent in a v shape. A protective tape is attached to the first bent portion, the second bent portion, and top areas of the electrode assembly adjacent to the first and second bent portions so as to cover them, and upper parts at both ends of the protective tape are chamfered.

Abstract: The present disclosure relates to heat-treated Limosilactobacillus fermentum LM1020 for preventing hair loss and promoting hair growth, and more particularly, to heat-treated Limosilactobacillus fermentum LM1020 for preventing hair loss and promoting hair growth by promoting the proliferation of dermal papilla cells and a composition containing the same. Heat-treated Limosilactobacillus fermentum LM1020 of the present disclosure and a composition containing the same promotes the proliferation of dermal papilla cells, has excellent 5?-reductase-1 inhibitory activity, and promotes the expression of FGF7, FGF10, and EGF, which are growth factors, and thus have the effect of effect of preventing hair loss and promoting hair growth. The subject cell line referred to as Lactobacillus fermentum LM1020 has the International Depositary Authority accession number KCCM12918P, having been deposited on Dec. 23, 2020.

Abstract: Disclosed are a system and method for reliquefaction of boil-off gas of a ship and a system and method for treating off-gas of a reliquefaction apparatus. The boil-off gas reliquefaction system includes: a compressor compressing boil-off gas generated from liquefied gas stored in an on-board storage tank; a heat exchanger cooling the boil-off gas compressed in the compressor; a refrigerant circulation line in which a refrigerant supplied to the heat exchanger circulates; a temperature raising line extending from the storage tank to the compressor; and a heater provided to the temperature raising line, wherein the heater heats the boil-off gas to a suitable input temperature of the compressor.

Abstract: A refrigerant charging system includes: a reliquefaction system reliquefying boil-off gas generated in a liquefied gas storage tank by compressing the boil-off gas and subjecting the compressed boil-off gas to heat exchange with refrigerant supplied to a heat exchanger while circulating along a refrigerant circulation line; a buffer tank storing utility N2 to be supplied to the ship; a booster compressor receiving the utility N2 from the buffer tank, compressing the received N2, and supplying the compressed N2 to the refrigerant circulation line; and a first load-up line along which the N2 is supplied from the buffer tank to the refrigerant circulation line without passing through the booster compressor. Upon initial charging in a non-operation state of the reliquefaction system, the refrigerant circulation line is charged with refrigerant by supplying the N2 from by a pressure differential between the refrigerant circulation line and the buffer tank.

Abstract: A display device has a first area, and a second area that extends from the first area and has a bent shape, the display device including a display module including a display panel, which has a corner portion in the second area, an input-sensing member on the display panel and including a body portion, which overlaps with the display panel, and an extension, which extends from the body portion, is in the second area, and does not overlap with the display panel, and a first bonding layer between the display module and the input-sensing member, wherein an edge of the extension extends beyond an edge of the corner portion.

Abstract: A light-emitting diode (LED) lamp for a vehicle and a method of manufacturing the same use MID and magnetic induction technologies. The LED lamp includes a LED module, a housing accommodating the LED module, and a molded interconnect device (MID) electrode formed on a surface of the housing. The LED module may be mounted on the MID electrode by soldering using magnetic induction heating, the housing may be an injection molded product, and the MID electrode may be formed on the housing using a MID process.

Abstract: A display device includes a display panel comprises a display area and a non-display area surrounding the display area; a cover panel disposed on a rear surface of the display panel and comprising a front surface, a first side surface connected to the front surface and bent along a first bending line, a second side surface connected to the front surface and bent along a second bending line intersecting the first bending line, and a first corner located between the first side surface and the second side surface; and an alignment notch defined at the first corner of the cover panel.

Abstract: Provided is a cooling device capable of controlling the temperature of an upper portion of a reactor, or more particularly, a gas supply device, for example, a shower head. The cooling device includes a separator configured to uniformly and efficiently cool the gas supply device.

Abstract: The present invention discloses a displacer valve for a cryogenic refrigerator, which is mounted on one circular surface of a displacer cover by a bolt to open and close a hole formed in the surface of the displacer cover. The displacer valve includes a rotation preventing guide fastened to an eccentric portion of the displacer cover by the bolt to prevent the displacer valve from rotating around the bolt. Therefore, the displacer valve does not rotate around the bolt but is fixed in a proper position, so that its operational reliability can be ensured.

Abstract: The present invention discloses a compressor including a hermetic container into/from which refrigerant is sucked and discharged, a compression unit provided in the hermetic container and compressing the refrigerant, a motor unit provided in the hermetic container to be connected to the compression unit and driving the compression unit, and one or more irregular reflection portions provided on an outer circumferential surface of the motor unit. The irregular reflection portion repeatedly reflects and dissipates noise and vibration in the compressor to improve the noise reduction effect. In addition, the irregular reflection portion increases the surface area of the motor unit to improve the radiation effect, which results in high efficiency of the entire compressor.

Abstract: A method for controlling an operation of a compressor and its apparatus can easily control an operation of the compressor without a request for a high-priced operation control apparatus by operating the compressor with controlling the amount of currents flowing into a winding coil of a motor (100) of the compressor according to load capacity of the refrigerator. The apparatus includes a control unit (103) for generating a control signal for selecting a main winding coil (M) of a linear motor (100) of a compressor or an auxiliary winding coil (M2) on the basis of the load capacity of a refrigerator, and a switching unit (101) for selecting the main winding coil (M) of the linear motor (100) or the auxiliary winding coil (M2) on the basis of the control signal. Herein, the main winding coil of the linear motor (100) is divided into a plurality of auxiliary winding coils (M2).

Abstract: A stator of a reciprocating motor includes a ring-shaped bobbin including a winding coil 400 therein; a plurality of unit laminated assemblies each constructed of a plurality of lamination sheets and coupled to the bobblin in a circumferential direction; a fixing means integrally formed with the bobbin and for fixing the unit laminated assemblies to the bobbin; and an inner core inserted in an outer core at a certain interval between itself and a round inner circumferential surface formed by inner surface of the unit laminated assemblies, so that components can be easily assembled, the number of assembling processes and the number of components can be reduced.

Abstract: A refrigerating system includes: an evaporator (2) for performing a cooling operation as a refrigerant is evaporated; a compressor (4) for compressing the refrigerant discharged from the evaporator as a mover is reciprocally moved; a condenser (86) for changing the refrigerant compressed in the reciprocating compressor to a liquid refrigerant; and a capillary tube (8) for decompressing the refrigerant discharged from the condenser and transferring it to the evaporator. Hydrocarbon consisting of carbon and hydrogen, a sort of natural refrigerant, is used as the refrigerant, and a paraffin-based lubricant, a sort of a mineral oil, is used as the lubricant, so that a lubricating performance and a performance of the refrigerating system can be improved.

Abstract: A winding coil assembly (6) of a reciprocating motor comprising: an outer stator; an inner stator (2) arranged at an inner circumference surface of the outer stator (2) with a certain air gap; a magnet linearly and movably arranged between the outer stator and the inner stator; and a winding coil (20) mounted on either the outer stator or the inner stator, wherein the winding coil (20) is formed as a ring shape by being wound a coil (20) with a plurality of turns, and the coil (20) is molded by a molding material (22). According to this, the coil (20) is prevented from being deformed at the time of winding operation and can be manufactured to have a minute dimension, so that the number of components can be reduced and thereby a manufacture cost can be reduced.

Abstract: A stator of a reciprocating motor includes a ring-shaped bobbin including a winding coil 400 therein; a plurality of unit laminated assemblies each constructed of a plurality of lamination sheets and coupled to the bobblin in a circumferential direction; a fixing means integrally formed with the bobbin and for fixing the unit laminated assemblies to the bobbin; and an inner core inserted in an outer core at a certain interval between itself and a round inner circumferential surface formed by inner surface of the unit laminated assemblies, so that components can be easily assembled, the number of assembling processes and the number of components can be reduced.

Abstract: A reciprocating compressor includes a driving unit (10) disposed inside a hermetic container (86) and generating a reciprocal motional force, a compression unit (10) for performing a compressing operation on a refrigerant upon receiving the reciprocal motional force generated from the driving unit (8); and a lubrication unit (12) for supplying a lubricant to each motional portion of the driving unit (8) and the compression unit (10) to perform a lubrication operation. Hydrocarbon consisting of carbon and hydrogen, a sort of natural refrigerant, is used as the refrigerant. The lubricant is a paraffin-based mineral lubricant, which is a sort of mineral oil and well harmonized with the natural refrigerant used for a refrigerator. Accordingly, a lubricating performance is improved and thus a performance of the reciprocating compressor can be enhanced.

Abstract: A method for controlling an operation of a compressor and its apparatus can easily control an operation of the compressor without a request for a high-priced operation control apparatus by operating the compressor with controlling the amount of currents flowing into a winding coil of a motor (100) of the compressor according to load capacity of the refrigerator. The apparatus includes a control unit (103) for generating a control signal for selecting a main winding coil (M) of a linear motor (100) of a compressor or an auxiliary winding coil (M2) on the basis of the load capacity of a refrigerator, and a switching unit (101) for selecting the main winding coil (M) of the linear motor (100) or the auxiliary winding coil (M2) on the basis of the control signal. Herein, the main winding coil of the linear motor (100) is divided into a plurality of auxiliary winding coils (M2).

Abstract: A winding coil assembly (6) of a reciprocating motor comprising: an outer stator; an inner stator (2) arranged at an inner circumference surface of the outer stator (2) with a certain air gap; a magnet linearly and movably arranged between the outer stator and the inner stator; and a winding coil (20) mounted on either the outer stator or the inner stator, wherein the winding coil (20) is formed as a ring shape by being wound a coil (20) with a plurality of turns, and the coil (20) is molded by a molding material (22). According to this, the coil (20) is prevented from being deformed at the time of winding operation and can be manufactured to have a minute dimension, so that the number of components can be reduced and thereby a manufacture cost can be reduced.

Abstract: A coil spring in accordance with the present invention includes inner coils formed as a wire is wound plural times; and an inflection portion having a nonlinear shape and formed at an outer circumferential surface of the end coil, which is positioned toward the inner coil. When connected to other component and is constricted and relaxed to absorb an impact or a vibration transmitted from the outside, the coil spring minimizes friction generated between itself and other components so that reliability of a reciprocating compressor having the coil spring can be improved.

Abstract: A refrigerating system includes: an evaporator (2) for performing a cooling operation as a refrigerant is evaporated; a compressor (4) for compressing the refrigerant discharged from the evaporator as a mover is reciprocally moved; a condenser (86) for changing the refrigerant compressed in the reciprocating compressor to a liquid refrigerant; and a capillary tube (8) for decompressing the refrigerant discharged from the condenser and transferring it to the evaporator. Hydrocarbon consisting of carbon and hydrogen, a sort of natural refrigerant, is used as the refrigerant, and a paraffin-based lubricant, a sort of a mineral oil, is used as the lubricant, so that a lubricating performance and a performance of the refrigerating system can be improved.