baber/WOPTO huggingface dataset:
Patent KR-20210018594-A (KR)
Title: Dust collector including plate type collecting electrode
Inventor: JEON DONG HYUN
IPC: B03C3/82
Filed: 2019-08-06
Abstract: Provided is an electric dust collector including a novel structure of a dust collecting electrode and a discharge electrode, which facilitate separation cleaning and automatic cleaning. According to an embodiment of the present invention, the electric dust collector including a plate-type dust collecting electrode comprises: a main case having both sides opened to allow air to be introduced and discharged in an air circulation direction; a plurality of dust collecting electrodes which elongated in the air circulation direction, have a corrugated plate shape in which concave parts and convex parts are repeatedly formed in a direction perpendicular to the air circulation direction, and are electrically connected to each other by a dust collecting frame; a plurality of discharge electrodes which are installed adjacent to the dust collecting electrodes and are electrically connected to each other by a discharge frame; an insulator which is installed inside a sub case installed to be blocked from the main case in the outside of the main case, and insulates the dust collecting electrodes from the discharge electrodes; and a washing module which includes a washing solution supply module which can be controlled, a fluid line which receives a washing solution from the washing solution supply module, and a nozzle which receives the washing solution from the fluid line and sprays the washing solution toward the inside of the main case.
Patent KR-20210017817-A (KR)
Title: Method of manufacturing semiconductor light emitting device and semiconductor light emitting device
Inventor: KWAK JOON SEOP
IPC: H01L33/40
Filed: 2019-08-09
Abstract: A method of manufacturing a semiconductor light emitting device according to an embodiment of the present invention is a method of manufacturing a semiconductor light emitting device using a sputtering apparatus including a target and a substrate holder in a process chamber. The method may comprise the steps of: preparing a nitride-based semiconductor stacked structure comprising a n-type semiconductor layer, an active layer and a p-type semiconductor layer which are stacked on a substrate; generating plasma in a process chamber by applying power to a target; blocking a portion of the plasma by means of a blocking plate disposed between the target and a substrate holder; and depositing a contact electrode layer on the nitride-based semiconductor stacked structure using the remaining of the plasma which has not been blocked.
Patent KR-20210019709-A (KR)
Title: Sinter-bonding paste composed of Cu and CuO particles, and bonding method thereby
Inventor: JONG HYUN LEE
IPC: H01L23/532
Filed: 2019-08-13
Abstract: The present invention relates to sinter-bonding paste. Technical essentials are a sinter-bonding paste mixed with copper and copper oxide or a green sheet and a bonding method using the same. The sinter-bonding paste is made by mixing mixture particles, which are prepared by mixing first copper particles having an average particle size of 0.5-45 μm with copper oxide particles having an average particle size of 50-450 nm, with 10-30 parts by weight of a reduction inducement agent in proportion to 100 parts by weight of the mixture particles. Therefore, nano-level copper particles are reduced and generated through heating at a specific temperature under pressure to embody a rapid in-situ sintering property, thereby bringing about an effect of securing production competitiveness by considerably reducing time for a bonding process.
Patent KR-20210020286-A (KR)
Title: Pressure head for flip chip bonder and pressure assembly containing the same
Inventor: CHOI JAE JOON
IPC: H01L21/67
Filed: 2019-08-14
Abstract: A pressure head of the present invention forms a suction line connected to a suction hole by polishing the suction line on a bottom surface of an adsorption module implemented as a base material which transmits a laser beam, so that a flip chip is stably adsorbed and pressurized through the suction hole and the suction line while increasing light transmittance to obtain a homogenized surface light source while reducing the loss of the laser beam required for flip chip bonding, and the upper fixing bracket, the adsorption module bracket, and the lower fixing bracket are implemented to be sequentially detachable and attachable by a coupling member, so that the lower fixing bracket, the adsorption module, and the adsorption module bracket are sequentially dismantled only by disassembling the coupling member, thereby reducing the replacement time of components, and thus, increasing the overall flip-chip bonding operation time and the flip-chip bonding operation amount.
Patent KR-20210021671-A (KR)
Title: X-ray tube with extended radiation angle
Inventor: LEE DONG HOON
IPC: H01J35/16
Filed: 2019-08-19
Abstract: The present invention relates to an X-ray tube with an extended radiation angle and, more specifically, to an X-ray tube with an extended radiation angle to increase an X-ray radiation angle of an X-ray tube emitting X-rays due to the collision of accelerated electrons in a photo ionizer. The X-ray tube comprises: a glass tube in which a getter is installed to maintain a vacuum state therein; an X-ray irradiation unit formed at the upper end of the glass tube; a stem unit formed at the lower end of the glass tube; and a transmission unit formed of beryllium (Be) in the X-ray irradiation unit. The transmission unit is cut in a direction perpendicular to the central axis of a cone protruding in an X-ray irradiation direction. The transmission unit is formed to be tapered in the X-ray irradiation direction, and is configured to extend a static elimination range.
Patent KR-20210021729-A (KR)
Title: 2-dimensional coating material compositions including graphene and method of making secondary battery separators employing the same
Inventor: SONG SEUNGWON
IPC: H01M50/409
Filed: 2019-08-19
Abstract: The present invention relates to a secondary battery separator coating composition which uses a hybrid coating composition in which a two-dimensional material and a ceramic are mixed, so that a secondary battery separator has high mechanical strength, heat resistance and thermal conductivity, prevents internal short circuit caused by lithium dendrite, and is capable of designing an ultra-thin membrane suitable for manufacturing high-capacity and high-output secondary battery, to a secondary battery separator using the same, and to a manufacturing method thereof. The secondary battery separator coating composition comprises: ceramic particles; hexagonal boron nitride; a cross-linkable polymer; and a binder polymer.
Patent KR-20210022281-A (KR)
Title: Agitation device for chemical reactor
Inventor: CHO HYUN JIN
IPC: B01F7/00
Filed: 2019-08-20
Abstract: The present invention includes: a main body which has an accommodation space provided therein, and is formed so that an agitating target material is introduced therein; an agitating means coupled to the main body so as to be disposed inside the accommodation space and configured to agitate the agitating target material introduced into the main body when the axis rotates; and an anti-adhesion means which is shaft-coupled to the main body so as to be in contact with the inner wall of the accommodation space, agitates the agitating target material introduced into the main body together with the agitating means when the shaft rotates, and at the same time removes the agitating target material and reactants adhering to the inner wall. The present invention is provided with an agitating blade for agitating chemicals, and a Teflon-coated blade having properties such as chemical resistance, heat resistance, acid resistance, etc., and being placed in contact with the inner wall surface to rotate together with the agitating blade, thereby having the effect of preventing the adhesion of chemicals, reactants and products to the inner wall of a chemical reactor while allowing a homogeneous reactant to be obtained. Accordingly, in the present invention, since the blade coated with Teflon is rotated in contact with the inner wall surface, fire that may be caused by sparks due to friction between the agitating blade and the inner wall surface during rotation for agitating, as in the prior art, can be prevented.
Patent KR-20200134128-A (KR)
Inventor: DEAN SCHLINGMANN
IPC: B60L58/12
Filed: 2019-08-26
Abstract: A method for rapidly increasing a temperature in a hybrid vehicle is provided. The method includes a step of receiving on-input from a temperature control system after a vehicle engine is turned on. In response to the reception of the on-input, an ambient temperature, a coolant temperature and a state of charge of a battery are detected. When the ambient temperature is lower than a predetermined threshold, the coolant temperature is lower than the predetermined threshold, and when the SOC of the battery is smaller than the predetermined threshold, a charging mode of the vehicle is changed to a charging increase mode to increase a coolant.
Patent KR-20210026157-A (KR)
Title: Apparatus and method for reducing carbon dioxide continuously
Inventor: LEE DONGHYUN
IPC: C25B1/00
Filed: 2019-08-29
Abstract: The present invention relates to a carbon dioxide reduction device comprising: a chamber comprising a dispersing unit for dispersing a reducing agent containing a liquid metal and an electrolyte, and a reaction unit in which a reduction reaction of carbon dioxide occurs; a carbon dioxide supply unit for supplying the carbon dioxide onto the chamber; a reducing agent supply unit for supplying the reducing agent on the chamber; and a separation unit for separating the reduced carbon oxide and the reducing agent.
Patent KR-20210026805-A (KR)
Title: Artificial turf mat
Inventor: PARK EUN JOO
IPC: E01C13/08
Filed: 2019-09-02
Abstract: According to the present invention, an artificial turf mat comprises: artificial turf consisting of pile yarn firmly mounted and fixed on a fiber pad which provides a shape stability function; and a buffer pad which is provided on the lower surface of the fiber pad of the artificial turf, absorbs an impact through a drain structure and air pockets, and provides a draining function. The buffer pad preferably includes: a buffer unit; an air pocket unit which is provided on the buffer unit through a cutting line and is then formed in a prescribed size or area when the area of the buffer unit expands to absorb an impact; and an exhaust unit formed on the lower surface of the buffer unit in at least one structure between a groove and embossing to provide an exhaust passage function to fill or discharge air in or from the air pocket unit and a drain function between the buffer unit and the bottom.
Patent KR-20210026897-A (KR)
Title: Low-power hybrid-type fall detection apparatus and fall detection method using the same
Inventor: MUN JOUNG HWAN
IPC: H04M1/725
Filed: 2019-09-02
Abstract: The present invention is as a fall detection device, which can be worn on a body of a user and a fall detection method. The fall detection device, which includes: a sensor unit which measures triaxis acceleration from movement of a user; and a processing unit which classifies the movement of the user as an activity of daily living (ADL) or a fall from the measured triaxis acceleration data, and primarily classifies the movement of the user by a threshold-based method, and secondarily classifies the movement of the user by an artificial intelligence-based method. According to this, it is possible to improve the accuracy of fall detection and reduce a malfunction rate, thereby increasing the real-world applicability.
Patent KR-20210027817-A (KR)
Title: Heat exchanger
Inventor: OH KWANG HUN
IPC: F28F9/02
Filed: 2019-09-03
Abstract: The present invention relates to a heat exchanger including: a case in which a storage space is formed by the combination of first and second members, and header combination parts into which a header is inserted and received are formed at both open ends formed by the combination of the first and second members; a plurality of tubes provided in the case, arranged at a distance apart from each other to have both open ends placed beside the header combination parts of the case, and forming a flow path in which air flows; a plurality of pins interposed between the tubes, and forming a flow path in which coolant flows between the tubes; and a pair of headers combined by being inserted into the header combination parts of the case respectively, and having a plurality of tube insertion holes formed therein such that the tubes are inserted into the tube insertion holes and combined. Therefore, a core formed by stacking the tubes and the pins can be easily inserted into the case and assembled.
Patent KR-20210029360-A (KR)
Title: Air volume control system of fan filter unit and control/defect prediction method for fan filter unit
Inventor: KIM KYU BUM
IPC: F24F11/77
Filed: 2019-09-06
Abstract: The present invention relates to an air volume control system of a fan filter unit, which comprises: an upper chamber, an upper chamber, a lower chamber, an air path section, a temperature control module, a fan filter unit, a grating, and a control unit. A pressure difference measuring sensor is installed. The control unit includes a calculation module which receives a pressure measurement value from each fan filter unit and a rotary speed value of a driving motor, and makes the rotary speed control module control the rotary speed of a fan. The present invention is able to control the RPM of the fan filter unit to respond to a real-time pressure inside the actual fan filter unit, to reduce unnecessary power consumption, to greatly reduce operation costs, to efficiently maintain and manage the differential pressure, to discover a fan filter unit with a disorder in the early stage, and to minimize the defective quality of products which may occur when the balance of indoor air conditioning is disturbed by a disorder in the fan filter unit.
Patent KR-20210030649-A (KR)
Title: Monitoring device of contacting point for a vacuum circuit breaker and vacuum circuit breaker having it
Inventor: MIN KYU SEO
IPC: H01H33/664
Filed: 2019-09-10
Abstract: The present invention provides a contact point monitoring device for a vacuum circuit breaker. The contact point monitoring device is provided in the vacuum circuit breaker comprising: a vacuum interrupter having a fixed electrode fixed in an insulating container and provided with a fixed contact point at one end thereof, a movable electrode installed so as to be able to move up and down in the insulating container, and a movable contact which is provided at one end and is in contact with or separated from the fixed contact as the movable electrode moves up and down; and a push rod assembly coupled to the other end of the movable electrode to elevate the movable electrode. The present invention also provides the vacuum circuit breaker having the contact point monitoring device. The present invention can monitor contact wear amount inside the vacuum circuit breaker.
Patent KR-20210034176-A (KR)
Title: Metal powder collecting device of waste friction materials when friction materials on brake pads for automobiles are made available
Inventor: KIM DONG WOOK
IPC: B24B19/28
Filed: 2019-09-20
Abstract: The present invention relates to a device for collecting the metal powder of a waste friction material generated when the friction material of a brake pad for an automobile is processed. When a magnet feeder (12) supplies a waste friction material in a supply container (10) to a vibrating screen (14), while the waste friction material is transported along the vibrating screen (14), a light general waste friction material or the metal powder of particles is scattered by the hot air of an air supply fan (16) and a heater (18), and the metal powder of particles heavier than the general waste friction material is collected in a first cyclone dust collector (26). In addition, the light general waste friction material passes through the first cyclone dust collector (26) and is collected in a second cyclone dust collector (28). Heavy metal powder is dropped and discharged along a discharge pipe (20) provided at the bottom of the vibrating screen (14) by the weight thereof. Therefore, the metal powder of a copper component can be recovered from the waste friction material.
Patent KR-20210034730-A (KR)
Title: Control method for isg of vehicle provided with manual transmission and vehice of which the contorl method is applied
Inventor: BANG JUNG HWAN
IPC: B60W10/06
Filed: 2019-09-20
Abstract: The present invention relates to a control method for the ISG function of a vehicle provided with a manual transmission. The control method comprises the steps in which: a controller determines whether the gear of the manual transmission is engaged, whether a bottom signal or a top signal is generated from a clutch pedal sensor, and whether an ISG function activation condition is satisfied according to vehicle driving state information including the current vehicle speed and a recorded vehicle speed; when the ISG function activation condition is satisfied, the controller stops an engine; the controller determines whether a first starting condition including a condition that the shift stage of the manual transmission is a neutral stage is satisfied; the controller determines whether a second starting condition including a condition that the shift stage of the manual transmission is a driving stage is satisfied; and when the first starting condition or the second starting condition is satisfied, the engine is restarted. Therefore, operating convenience can be increased by smoothly restarting the engine.
Patent KR-20210036171-A (KR)
Title: Moving wet dust collector
Inventor: KIM DO KYUN
IPC: B01D46/42
Filed: 2019-09-25
Abstract: The present invention relates to a moving wet dust collector that is provided with a traction ring and can be easily moved and installed to various work sites by means of mobile facility. For example, the moving wet dust collector according to the present invention includes a tank body arranged horizontally with an installation surface in a cylindrical column shape with an empty interior, and sucking air containing dust through an inlet on a first side; a towing ring protruding upward from the top end of the tank body opposite to the installation surface; a spray nozzle provided inside the tank body to spray water to dust or pollutants contained in the air, and to precipitate to the bottom of the tank body together with the water sprayed with dust or pollutants; and a tubular internal detection tube having a transparent upper surface exposed to the upper portion of the tank body and penetrating the inside of the tank body from the top to the bottom.
Patent KR-20200036789-A (KR)
Title: Non-aqueous electrolyte and lithium secondary battery comprising the same
Inventor: OH JEONG WOO
IPC: H01M10/0569
Filed: 2019-09-27
Abstract: The present invention relates to a non-aqueous electrolyte and a lithium secondary battery comprising the same. Specifically, the present invention relates to a non-aqueous electrolyte which comprises 1.2-3.3 M of a lithium salt, a first organic solvent made of ethylene carbonate, a second organic solvent other than ethylene carbonate, and an oligomer represented by chemical formula 1 as a first additive. The first organic solvent is contained 0.1-12 wt% based on the total weight of the non-aqueous electrolyte solution. The present invention also relates to a lithium secondary battery comprising the same. According to the present invention, it is possible to improve high and low temperature stability.
Patent KR-20210037427-A (KR)
Title: Fender of floating structure
Inventor: HA SUNGMOCK
IPC: B63B27/08
Filed: 2019-09-27
Abstract: A fender device of a floating structure is disclosed. According to an embodiment of the present invention, provided is the fender device of a floating structure, comprising: a davit unit provided on one side of a hull to wind or unwind a davit line; a fender connected to the davit line and moved in the height direction of the hull by the davit unit; a mooring line provided in plural to be respectively connected to the fender; a plurality of mooring units provided on the hull to respectively fix the plurality of mooring lines; and anti-rotation means provided on the fender to prevent the fender from rotating about the longitudinal axis.
Patent KR-20200037114-A (KR)
Title: New compound for Synthesizing Photoreactive Nucleic Acids
Inventor: LEE YAN
IPC: C07F9/655
Filed: 2019-09-30
Abstract: The present invention relates to a compound represented by chemical formula 1 and using the same to respond to even in a near-infrared region to synthesize and separate nucleic acids with less cell damage, and to provide an economical effect since additional process is not required.
Patent KR-20190142277-A (KR)
Title: Micro-gripper
Inventor: AN JUN HYOUNG
IPC: B25J19/00
Filed: 2019-10-02
Abstract: The present invention relates to a microgripper based on a thermal actuator capable of realizing a large driving displacement even at low power, comprising a body part (100), and a pair of grip parts (110, 120) extending in parallel to each other in the body part (100) and provided symmetrical left and right; and the grip part (110, 120) comprises a low temperature arm (111) and at least two high temperature arms (112, 113) extending in parallel with each other in the body part (100), a piezoresistive displacement sensor circuit part (210) arranged at the low temperature arm (111), and a heating circuit part (220) mounted and arranged inside the high temperature arms (112, 113). Therefore, the present invention is capable of performing a precise position operation without a separate temperature compensation circuit.
Patent KR-20210041872-A (KR)
Title: Anti-pollution cosmetic composition comprising opuntia humifusa extract
Inventor: YOUNG CHUL LEE
IPC: A61K36/33
Filed: 2019-10-08
Abstract: An object of the present invention is to provide an anti-pollution cosmetic composition comprising, as an active component, an extract of Opuntia humifusa, which has an effect of alleviating oxidative stress on skin cells caused by fine dust. The present invention provides the anti-pollution cosmetic composition comprising, as the active component, the extract of Opuntia humifusa.
Patent KR-20210046507-A (KR)
Inventor: KONG YOUNG IL
IPC: G06Q30/08
Filed: 2019-10-19
Abstract: Disclosed is a method for providing a healing space rental service expert. In providing a healing space rental service, the method comprises the steps of: leasing a healing space desired by a consumer from a provider; requesting a healing expert for conditions desired by the consumer from a service provider; matching, by the service provider, a healing expert meeting the conditions of the consumer; and providing the consumer with a healing expert, who matches the matching result.
Patent KR-20200047400-A (KR)
Inventor: KIM CHI SIK
IPC: H01L51/00
Filed: 2019-10-24
Abstract: The present invention relates to a plurality of light-emitting materials, comprising at least one first compound and at least one second compound, wherein the first compound is represented by chemical formula 1, and the second compound is represented by chemical formula 2; and to an organic electroluminescent device with improved service life properties.
Patent KR-20210051364-A (KR)
Inventor: SONG CHOUNG KI
IPC: G11C29/18
Filed: 2019-10-30
Abstract: Provided is a semiconductor device, which includes: a row address generation circuit which generates a first row address from an active signal and a first bank address, and generates a second row address from the active signal and a second bank address; a first region activated by the first row address and an internal address; and a second region activated by the second row address and the internal address. The first bank address and the second bank address are selectively generated according to the logic level of a command address.