baber/WOPTO huggingface dataset:
Patent KR-20210153232-A (KR)
Inventor: LEE KWANHEE
IPC: F02D41/30
Filed: 2020-06-10
Abstract: Disclosed is a fuel spraying apparatus. The fuel spraying apparatus according to an embodiment of the present invention may comprise: an engine including a plurality of combustion chambers generating a driving force by combustion of a fuel; a piston reciprocating up and down in the combustion chamber of the engine; a fuel separation device which separates the fuel stored in a main fuel tank into a low-octane fuel and a high-octane fuel according to an octane number; a main injector spraying the low-octane fuel separated by the fuel separation device into the combustion chamber; and an auxiliary injector for spraying the high-octane fuel separated from the fuel separation device into the combustion chamber at an injection angle smaller than the same of the main injector in the vertical direction. An objective of the present invention is to provide the fuel spraying apparatus for the engine capable of suppressing knocking from occurring in the combustion chamber.
Patent KR-20210156476-A (KR)
Inventor: KOO JUNG SUEK
IPC: F02M26/67
Filed: 2020-06-18
Abstract: The present invention relates to an EGR valve for a vehicle and, more specifically, to an EGR valve for a vehicle, which is able to greatly improve sealing effect of a sealing member by a pressurizing bump placed on an upper housing, completely prevent the leak of cooling water for cooling the heat circulating inside and the penetration of foreign substances, provide an optimal environment for the active operation of each part included inside, and improve durability and marketability. As such, according to the present invention, the EGR valve for the vehicle comprises: a lower housing having a gas flow path for sending a part of exhaust gas through a pipe after the exhaust gas is introduced; an upper housing including a valve stem installed on the upper side of the lower housing and connected to a valve plate for selectively blocking an exhaust gas passage, a driving motor engaged with a gear train for driving the valve stem, and a stem guide for supporting the valve stem; and a sealing member installed between the lower housing and the upper housing. The upper housing has a pressurizing means for pressurizing the sealing member placed on a bottom surface unit.
Patent KR-20210158573-A (KR)
Inventor: JUNG CHUL MIN
IPC: G01L9/00
Filed: 2020-06-24
Abstract: The present invention relates to a pressure sensor package, and more specifically, to a pressure sensor package which senses pressure of fluid by using a semiconductor device. The pressure sensor package according to one embodiment of the present invention comprises: a pressure sensor (100) including a sensor main body (110), an upper extension unit (120), a lower extension unit (130), a receiving hole (140), and a strain gauge (150); and a guide (200) formed in a hollow cylindrical shape, wherein the upper extension unit (120) is contained and an IC package (400) is fixed in an inner side of a lower part thereof. The IC package (400) may be wire-bonded to the strain gauge (150). The pressure sensor package is easy to be assembled and reduces cost while maintaining performance of the pressure sensor.
Patent KR-20220001343-A (KR)
Title: Torque boosting blade
Inventor: KIM BYUNG MAN
IPC: B64C27/18
Filed: 2020-06-29
Abstract: The present invention relates to a blade used in an aircraft. More particularly, the present invention relates to a rotational force amplification blade, which comprises: at least two wing parts provided with a main inlet through which air is introduced and at least one auxiliary inlet on one side thereof, and provided with a thrust nozzle for discharging the air flowing in from the main inlet and the auxiliary inlet and mounted on an aircraft to be rotated on the other side thereof; and at least one acceleration part accelerating the air flowing into the wing parts so that the thrust nozzle jets the jet stream. Accordingly, the present invention can amplify the rotational force of the blade, provide additional lift, and further reduce the energy supplied to the blade.
Patent KR-20220004488-A (KR)
Title: excitation current controlling systems and methods for generator corresponding input of turbine for electricity generation
Inventor: KANG SU DEOG
IPC: H02P27/04
Filed: 2020-07-03
Abstract: The present invention relates to an apparatus and a method for controlling the excitation current of an induction generator and a permanent magnet generator in response to a change in input energy flowing into a turbine for power generation. Even if input energy flowing into a turbine during generator operation fluctuates to less than 100% of a generator rated excitation current design value, it is possible to prevent a generator frequency fluctuates due to a decrease in the rotation speed of the generator and the excessive torque of the generator shaft that causes interruption of power transmission. The present invention allows the generator to continuously drive and generate electricity to transmit the generator output to the grid. It is possible to calculate the rotation speed and torque of the generator from the output voltage and frequency without using an encoder. The generator can be driven according to the calculated rotation speed and torque.
Patent KR-20220007828-A (KR)
Inventor: CHOI JIN WOO
IPC: H01L27/15
Filed: 2020-07-10
Abstract: A display device is provided. Each of a plurality of pixels of the display device comprises: a first pixel electrode; a first connection electrode disposed on the first pixel electrode; a second connection electrode spaced apart from the first pixel electrode; a second pixel electrode disposed on the second connection electrode; a plurality of first light emitting elements disposed between the first pixel electrode and the first connection electrode; and a plurality of second light emitting elements disposed between the second connection electrode and the second pixel electrode. The first connection electrode is electrically connected to the second connection electrode.
Patent KR-20220009187-A (KR)
Title: Gas Adsorption Apparatus for Producing Dilution Air
Inventor: KIM HWAJIN
IPC: G01N1/40
Filed: 2020-07-15
Abstract: The present invention provides a gas adsorption device, enabling the supply of air in the state of zero air to an aerosol diluter for dilution of a combustion material generated in a combustion reaction. The gas adsorption device includes an air inlet for supplying air necessary for dilution, and a wire mesh capable of removing particles inside a body of the gas adsorption device.
Patent KR-20210011350-A (KR)
Title: Novel compound and organic light emitting device comprising the same
Inventor: KIM MINJUN
IPC: H01L51/00
Filed: 2020-07-22
Abstract: The present invention provides a novel compound and an organic light emitting device using the same. The present invention provides a compound represented by chemical formula 1. The compound represented by chemical formula 1 can be used as a material for an organic material layer of the organic light emitting device, thereby improving the efficiency, low driving voltage and/or lifespan characteristics of the organic light emitting device.
Patent KR-20220012704-A (KR)
Title: Perovskite solar module and method for manufacturing thereof
Inventor: YANG JUNG YUP
IPC: H01L31/055
Filed: 2020-07-23
Abstract: The present invention relates to a perovskite solar module and a solar cell including the same. According to one aspect, it is possible to provide a perovskite solar module including a substrate, a first electrode, an electron transport layer, a perovskite light absorption layer, a hole transport layer and a second electrode. In the perovskite solar module according to the present invention, the electron transport layer and the hole transport layer include a solid lubricant or a solid lubricant layer. The unnecessary excessive etching can be prevented during the patterning process.
Patent KR-20220014427-A (KR)
Inventor: JI YEON HWA
IPC: A47G21/04
Filed: 2020-07-27
Abstract: The present invention relates to an eco-friendly antibacterial case for a spoon and chopsticks. More specifically, the eco-friendly antibacterial case for a spoon and chopsticks comprises: a lower case (100) having an internal space of which the upper side is opened to place a spoon (10) and chopsticks (20); and an upper case (200) covering the opened upper side of the lower case (100). The lower case (100) and the upper case (200) are formed from an antibacterial material in which 42-69.5 wt% of polypropylene, 30-50 wt% of starch, and 0.5-8 wt% of nano zinc oxide are mixed to be manufactured. According to the present invention, the upper case and the lower case coming in contact with a hand of a user are made of the antibacterial material to prevent bacteria growth. The portions of the spoon and the chopsticks touching the mouth of the user are placed on a separate sanitary support to resolve bacterial infection problems such as food poisoning. The sanitary support is detachably coupled to be easily cleaned and maintained. In addition, the eco-friendly antibacterial case for a spoon and chopsticks is made of a degradable eco-friendly material to prevent environmental pollution.
Patent KR-20220014483-A (KR)
Title: A Broaching Machine for a Component of a Vehicle
Inventor: YOO JAE GYEONG
IPC: B23D41/06
Filed: 2020-07-29
Abstract: The present invention relates to a broaching machine for a part of a vehicle. The broaching machine for a part of a vehicle comprises: an input module (11) in which a plurality of parts (P) are aligned and supplied in turn; first and second loading modules (12a, 12) for moving each part supplied from the input module (11) to first and second positions sequentially by means of a clamping means; a broaching module (14) for broaching processing of parts loaded by the second loading module (12); and a discharge module (16) for discharging the broached parts, wherein the broaching module (14) processes a predetermined portion of the part (P) with a broaching tool (T) that moves up and down. An object of the present invention is to provide the broaching machine for a part of a vehicle in which a plurality of parts for vehicles are continuously transferred while a part determined by an automated process is processed by a broaching tool.
Patent KR-20220014945-A (KR)
Title: System and method for monitering driver
Inventor: PARK GE O
IPC: B60W40/06
Filed: 2020-07-29
Abstract: Disclosed is a system for monitoring a driver, which comprises: a first sensor detecting body state information of a driver; a second sensor detecting driving state information of a vehicle; and a controller determining whether abnormality of a body of the driver occurs based on the body state information detected from the first sensor and determining whether abnormality of a driving pattern of the driver occurs based on the driving state information detected from the second sensor.
Patent KR-20210015698-A (KR)
Inventor: KLUMPP ARMIN
IPC: H01L23/48
Filed: 2020-07-30
Abstract: The invention relates to a semiconductor structure (100). An objective of the present invention is to provide a silicon-based device structure which can be used as a component for manufacturing a three-dimensional system. The semiconductor structure (100) comprises a substrate (10) with a first main surface (11) positioned on a first substrate side (1) and a second main surface (12) positioned on an opposite second substrate side (2) as well as a vertical via (13) extended completely through the substrate (10) between the first main surface (11) and the second main surface (12). On the first substrate side (1), a metallization layer (31) galvanically connected to the via (13) is arranged in the area of the via (13). A compound semiconductor layer (21) galvanically connected to the metallization layer (31) is arranged on the metallization layer (31). The present invention also relates to a method for manufacturing such a semiconductor device structure (100).
Patent KR-20220017268-A (KR)
Inventor: EUM SEOK HO
IPC: E04G17/065
Filed: 2020-08-04
Abstract: The present invention relates to an anchor assembly comprising: a burying cone including a body unit having a conic shape, a first hole extended from the center of one end of the body unit toward the other end, a second hole extended from the center of the other end of the body unit toward the one end and having screw threads formed on the inner circumferential surface thereof and a larger inner diameter than the first hole, and a partition unit dividing the first hole and the second hole and having a communication hole connecting the first hole and the second hole in the middle thereof; a cone cap coupled to the burying cone to enclose the outer circumferential surface of the burying cone and made of a synthetic resin material; an anchoring bar wherein a portion thereof is inserted into the first hole of the burying cone to be screwed to the first hole, and the remaining portion thereof can be coupled to an anchor plate buried in an outer wall; and a cone bolt inserted into the second hole and screwed to the inner circumferential surface of the second hole. The cone cap consists of a side unit enclosing the outer circumferential surface of the body unit and having an outer diameter becoming larger from one side toward the other side to have a conic shape, and a blocking unit arranged on one side of the side unit and provided to close the first hole. The anchoring bar penetrates the blocking unit to be inserted into the first hole to be coupled into the first hole of the burying cone.
Patent KR-20220019381-A (KR)
Inventor: JEONG HOJUNG
IPC: G06F3/041
Filed: 2020-08-10
Abstract: Disclosed are a high-conductivity transparent touch sensor, a device and a method for manufacturing the same. According to one aspect of this embodiment, provided is a high-conductivity transparent touch sensor manufacturing method, which includes the steps of: forming a nanowire layer on the transparent film; immersing the transparent film on which the nanowire layer is formed in a container containing a nanocomposite solution; stirring the nanocomposite solution in the container for a preset time; and washing the transparent film with purified water after stirring. Accordingly, electrical conductivity is improved while maintaining light transmittance, thereby improving a sensing rate.
Patent KR-20220030787-A (KR)
Title: the low temperature chiller of the bottle
Inventor: PARK JONG SHIK
IPC: F25D3/08
Filed: 2020-09-03
Abstract: The present invention relates to a low temperature cooling device of a bottle, which maintains low temperature for a predetermined period of time at room temperature as a refrigerant by inserting a beverage bottle or a bottle of beer or wine into the device. More specifically, the present invention comprises: a cooler storing the bottles of various sizes to maintain the low temperature without a loss of cold air; and a cooler holder (60) rapidly cooling the cooler in a refrigerator.
Patent KR-20220031385-A (KR)
Title: Food processor
Inventor: KIM JONG BOO
IPC: A47J19/02
Filed: 2020-09-04
Abstract: A food processor according to an embodiment of the present invention includes: a main body; a container removably coupled to the main body; a screw of which at least a part is connected to the main body while accommodated in the container; a juice filter disposed to surround the tip side of the screw; and a cover detachably coupled to the tip side of the container. The container includes a first safety switch exposed toward the tip side. The first safety switch is switched to an ON state by the juice filter in a state in which the cover is coupled to the container.
Patent KR-20220033120-A (KR)
Inventor: KIM YONG JAE
IPC: F16H1/32
Filed: 2020-09-09
Abstract: The present invention discloses a planetary gear actuator comprising: a sun gear; a rotating internal gear arranged concentrically with the sun gear; a fixed internal gear arranged concentrically with the sun gear; a plurality of compound planetary gears; and a carrier connected to the compound planetary gears to be able to rotate relative to the same. The compound planetary gears include: a first planetary gear interlocking with the sun gear; a second planetary gear arranged at one side of the first planetary gear, interlocking with the rotating internal gear and having fewer teeth than the first planetary gear; and a third planetary gear arranged at the other side of the first planetary gear, interlocking with the fixed internal gear and having fewer teeth than the first planetary gear, wherein one among the compound planetary gears is arranged to overlap with another among the compound planetary gears in a thickness direction. Therefore, provided is a planetary gear actuator capable of obtaining a high-speed reduction ratio, a high rotational force, high efficiency, a low frictional force and high anti-backlash.
Patent KR-20220033854-A (KR)
Title: Modified conjugated diene-based polymer, preparing method thereof and rubber composition comprising the same
Inventor: LEE RO MI
IPC: C08F8/30
Filed: 2020-09-10
Abstract: The present invention relates to a modified conjugated diene-based polymer with remarkable processability and excellent tensile strength and viscoelastic properties. The present invention provides the modified conjugated diene-based polymer which comprises: a first chain comprising a repeating unit derived from a conjugated diene-based monomer; a second chain comprising a repeating unit derived from a compound represented by chemical formula 1; and a unit derived from an amine-free alkoxysilane-based modifier, wherein the first chain and the second chain are coupled by a unit derived from a modifier.
Patent KR-20200115393-A (KR)
Title: A body-tailored system pillow
Inventor: LEE KWANG SUNG
IPC: A47G9/10
Filed: 2020-09-14
Abstract: The present invention relates to a body type-customized system pillow which comprises: a head cervical vertebrae pillow for supporting a head and a cervical vertebrae; a lumbar vertebrae pillow for supporting a lumbar vertebrae of a waist; and an arm and leg pillow for supporting an arm and a leg by embracing the same when a user lies on the side. According to the present invention, a coupling blade is formed on a side surface of each pillow, and a coupling means is attached to the coupling blade. Therefore, the position and the height of the head cervical vertebrae pillow and the lumbar vertebrae pillow can be selectively adjusted to be suitable for a body and a body type of individual users, and head cervical vertebrae pillow and the lumbar vertebrae pillow are coupled to the arm and leg pillow to be integrally formed.
Patent KR-20220038210-A (KR)
Title: Boil-Off Gas Treatment System and Method for Ship
Inventor: KIM ZIE HYUN
IPC: F17C13/04
Filed: 2020-09-18
Abstract: Disclosed are a boil-off gas treatment system and method for a ship. According to the present invention, the boil-off gas treatment system comprises: a vapor main line discharging boil-off gas generated in a storage tank in the ship from the storage tank; a reliquefaction unit receiving the boil-off gas from the vapor main line and compressing and cooling and reliquefying the boil-off gas; a return line returning the boil-off gas reliquefied in the reliquefaction unit to the storage tank; a first blocking valve placed on the return line; a recirculation line branched from the return line on the front end of the first blocking valve and connected to the vapor main line; and a second blocking valve placed on the recirculation line. The boil-off gas treatment system and the method for the ship are able to recirculate the boil-off gas passing through the reliquefaction unit to the vapor main line through the recirculation line when initially operating the reliquefaction unit. The present invention aims to provide a boil-off gas treatment system and method for a ship, which are capable of reducing the cost and realizing a compact system.
Patent KR-20210037553-A (KR)
Title: Polymer, monomer, coating compositions comprising same, organic light emitting device using same and method of manufacturing of organic light emitting device using same
Inventor: JUNG MIN SUK
IPC: C08F12/32
Filed: 2020-09-18
Abstract: The present specification relates to a polymer including a unit represented by chemical formula 1, a monomer represented by chemical formula 2, a coating composition including the same, an organic light emitting device formed by using the same, and a method for manufacturing the organic light emitting device using the same. Since an organic material layer formed by using the polymer including the unit represented by chemical formula 1 according to an exemplary embodiment of the present specification has very low solubility in some solvents, so that it is possible to perform a lamination process through a solution process on the organic material layer formed by using the polymer.
Patent KR-20220039193-A (KR)
Inventor: CHOI JIN YOUNG
IPC: G06F16/11
Filed: 2020-09-22
Abstract: Disclosed are file history tracking system in collaboration tools using steganography, which implements efficient collaboration and easy security accident handling and includes a version management function to increase work efficiency when files are operated through collaboration tools, and a method thereof. According to one embodiment of the present invention, the file history tracking system comprises: a tracking ID generation module configured to generate a file history tracking ID for a file generated from an original file through a collaboration tool; a steganography insertion module configured to insert file history tracking data including the file history tracking ID into the file by using steganography; and a tracking ID database in which the file history tracking data is stored.
Patent KR-20220042034-A (KR)
Inventor: LEE SEUNGYUL
IPC: G03G21/02
Filed: 2020-09-25
Abstract: Disclosed is an electronic device including: a communication unit; a user interface unit; a processor; and a memory storing instructions executable by the processor. The processor, by executing the instructions, performs the followings: receiving a request for an image forming operation for a document from the user interface unit; in a first driver for billing and security, obtaining a result of whether or not the image forming operation has been approved, based on user information, from a server through the communication unit; when the image forming operation is approved, transmitting print data corresponding to the image forming operation from the first driver to a second driver for a predetermined image forming operation; requesting the image forming operation from the second driver to the image forming device; and when the image forming operation is performed, transmitting, from the first driver, history information corresponding to a result of the image forming operation to the server through the communication unit.
Patent KR-20220048537-A (KR)
Inventor: LIM SEUNGHOON
IPC: C08K5/1575
Filed: 2020-10-13
Abstract: The present invention relates to a polypropylene resin composition and a molded article prepared therefrom. The polypropylene resin composition according to an embodiment of the present invention has an excellent balance of transparency and heat resistance and has little reduction in transparency when stored at high temperatures or for a long time. The molded article prepared from such a polypropylene resin composition has an excellent balance of transparency and heat resistance and thus can be used in various fields as materials for films, pipes, electric wires, automobile interior/exterior parts, home appliance parts, and construction/industrial materials.