baber/WOPTO huggingface dataset:
Patent KR-20210032770-A (KR)
Title: Gasket sealing device for shipbuilding offshore plant piping and high temperature gasket including the same
Inventor: LEE JONG CHUL
IPC: F16J15/02
Filed: 2019-09-17
Abstract: The present invention relates to a sealing member used for a gasket provided between pipe flanges used in an offshore plant to prevent leakage, and a gasket including the same. According to the present invention, a gasket sealing member for offshore plant piping is a band-shaped sealing member having a C-ring part (410) opened in an inward direction at an inner end thereof, wherein the C-ring part (410) is made of a material having a restoring force, and a lower end (4102) of the C-ring part does not move and an upper end (4101) can be opened or closed. The gasket sealing member further comprises a band-shaped spring part (412) accommodated in the C-ring part (410).
Patent KR-20210033849-A (KR)
Title: A Cleaner Nozzle For Vacuum Cleaner
Inventor: LEE JUNG WOO
IPC: A47L9/04
Filed: 2019-09-19
Abstract: The present invention relates to a cleaning nozzle for a vacuum cleaner. The cleaning nozzle for a vacuum cleaner has a roller guide for guiding the movement of foreign materials on a surface of a roller, so that the foreign materials can be effectively sucked into a suction port of the vacuum cleaner without being attached to or wound on the roller.
Patent KR-20210036025-A (KR)
Inventor: KIM MINWOO
IPC: B60B9/02
Filed: 2019-09-25
Abstract: The present invention relates to a rolling device for vehicle driving, which comprises: an axle shaft on which a slider shaft is formed to transmit engine power of the vehicle to a tire set part; and the tire set part installed on the slider shaft of the axle shaft so that the tire set part can be rolled together or rolled in three separate pieces depending on the grounding conditions for general roads and off-road. By making each tire set of the off-road tire set part mounted on the axle shaft roll while changing the center of gravity in the grounded state according to the unevenness of the off-road, there is the effect of making it possible to efficiently move the rolling device on the off-road and rolling on the general roads in a state in which the tire set part is in an integrated state.
Patent KR-20210037397-A (KR)
Title: Transformer design system
Inventor: SHIN BEOM IN
IPC: G06F30/00
Filed: 2019-09-27
Abstract: The present invention relates to a transformer design system wherein after applying all possible values to the values to be inputted by a designer by selecting the best design, in the present invention in which the transformer design capable of being able to try all possible designs, there is a marked effect of being able to choose the best design.
Patent KR-20210038163-A (KR)
Title: Connecting apparatus for mud drainage of drillship
Inventor: KIM JEEYOUNG
IPC: E21B17/04
Filed: 2019-09-30
Abstract: A mud drain connection device for a drilling vessel is disclosed. According to an embodiment of the present invention, provided is a mud drain connection device for a drilling vessel to connect a mud pipe connected to a mud bucket equipment and a drain pipe connected to a drain equipment to each other. The mud drain connection device for a drilling vessel comprises: a connection unit inserted and installed at one end of the drain pipe located on a drill floor and detachably coupled to the mud pipe; and a cover unit installed on the drain pipe to protect the drain pipe when the connection unit is removed from the drain pipe.
Patent KR-20210038255-A (KR)
Title: Preparation method of super absorbent polymer
Inventor: DO YUN KYUNG
IPC: C08K5/1515
Filed: 2019-09-30
Abstract: The present invention relates to a method for preparing a super absorbent polymer which includes an optimized surface crosslinking solution mixing step and surface crosslinking step to provide a super absorbent resin having excellent physical properties with ease. The method for preparing a super absorbent polymer includes the steps of: carrying out crosslinking polymerization of water-soluble ethylenically unsaturated monomers having at least partially neutralized acidic groups in the presence of an internal crosslinking agent to form a hydrous gel polymer; drying, pulverizing and classifying the hydrous polymer to form base resin powder; a surface crosslinking solution mixing step of spraying a surface crosslinking solution containing a surface crosslinking agent and a solvent to the base resin powder surface on the belt of a vibration feeder at a temperature of 50℃ or lower; and a surface crosslinking step of carrying out heat treatment of the base resin powder mixed with the surface crosslinking solution at a temperature of 90℃ or higher.
Patent KR-20210040543-A (KR)
Title: Unsaturated polyester resin composition for repairing underground pipes by non-digging, reducing VOC emission level, and enhancing the work environment
Inventor: LIM CHAI KYUN
IPC: C08G63/52
Filed: 2019-10-04
Abstract: The present invention relates to a low odor-emitting resin composition for non-digging repairing of underground pipes, including: 5-20 wt% of maleic anhydride, 10-30 wt% of isophthalic acid, 5-20 wt% of propylene glycol, 5-20 wt% of neopentyl glycol, 40-50 wt% of tripropylene glycol diacrylate (TPGDA), 0.002-0.02 wt% of a catalyst, 0.002-0.02 wt% of hydroquinone, 0.5-2 wt% of fumed silica, and 0.1-0.5 wt% of a thixotropic sedimentation-preventing agent.
Patent KR-20210043029-A (KR)
Title: Substrate for flexible display device and flexible display device
Inventor: KIM WOON KI
IPC: G09F9/30
Filed: 2019-10-10
Abstract: Disclosed is a support substrate for a flexible display device to prevent a wrinkle of a flexible display device. The support substrate for a flexible display device comprises: an elastic member disposed on the rear surface of a flexible display panel; a first rigid support member disposed on the rear surface of the elastic member and disposed on a left or right side of a folded region in the middle of the elastic member; and a second rigid support member disposed symmetrically with the first rigid support member with respect to the folded region.
Patent KR-20200042868-A (KR)
Inventor: YUN PIL SANG
IPC: C01G53/00
Filed: 2019-10-15
Abstract: Disclosed are a nickel-based active material precursor for a lithium secondary battery to increase structural stability, a manufacturing method thereof, a nickel-based active material thereof, and a lithium secondary battery comprising a positive electrode including the same. According to the present invention, the nickel-based active material precursor for a lithium secondary battery comprises a particle structure including: a core part; a middle layer part disposed on the core part; and a shell part disposed on the middle layer part. The middle layer part and the shell part include a primary particle radially disposed on the core part and the core part, the middle layer part, and the shell part include heterogeneous cation or anion, respectively. The cation is one or more selected from boron (B), magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba), titanium (Ti), vanadium (V), tungsten (W), chromium (Cr), iron (Fe), copper (Cu), zirconium (Zr), and aluminum (Al). The anion is one or more selected from phosphate (PO_4), BO_2, B_4O_7, B_3O_5, and F.
Patent KR-20210044605-A (KR)
Title: A fingerprint recognition sensor package
Inventor: JUNG JI SUNG
IPC: H01L27/146
Filed: 2019-10-15
Abstract: Provided is a fingerprint recognition sensor package which improves convenience of an operator. The fingerprint recognition sensor package comprises: a base; a fingerprint recognition sensor unit coupled to an upper surface of the base; a circuit board unit laminated on the upper surface of the base and surrounding the fingerprint recognition sensor unit; a wire unit electrically connecting the fingerprint recognition sensor unit and the circuit board unit; a housing unit laminated on an upper portion of the circuit board unit; a second adhesive unit positioned between the circuit board unit and the housing unit to couple the circuit board unit and the housing unit; an optical filter unit mount on a portion of the upper surface of the housing unit; an upper support unit laminated on another portion of the upper surface of the housing unit and surrounding the optical filter unit; and a first adhesive unit positioned between the housing unit and the optical filter unit to couple the housing unit and the optical filter unit, wherein the first adhesive unit is in contact with the upper support unit.
Patent KR-20210045044-A (KR)
Title: Efficient Automatic Agent System Using Image Recognition
Inventor: KIM HEE SEON
IPC: G06Q50/10
Filed: 2019-10-16
Abstract: The present invention relates to an automatic agent system using image recognition and, more particularly, to an automatic agent system using image recognition that analyzes a pattern of an image output to a monitor based on knowledge of image recognition and automatically generates an appropriate response for the same. The automatic agent system using image recognition comprises: a target unit having a target program; an agent unit analyzing the target application received from the target unit, recognizing a current event state, and determining which task would be processed based on the recognition result and domain knowledge; and a recognition unit binarizing data received from the agent unit, separating each character from a character string of a binarized region of interest, separating an object from a background, and recognizing a corresponding object of the separated object while recognizing a corresponding character of the separated string.
Patent KR-20210051421-A (KR)
Title: Active type control system for power supply
Inventor: PARK JUN PYO
IPC: H05B44/00
Filed: 2019-10-30
Abstract: An embodiment of the present invention relates to an active control system for power supply, which comprises: a load; N current detecting units for detecting an output current of the load to convert the same into a direct current (DC) voltage and then output the converted DC voltage; N switching mode power supplies (SMPSs) for supplying operation power in order to operate the load and receiving the N converted DC voltages; N linear amplifiers for converting the difference between the DC voltage converted by each of the current detecting units and a reference voltage into a linear signal and outputting the linear signal; and a reference voltage generating unit for outputting the reference voltage to each of the linear amplifiers, wherein each of the SMPSs controls the size of the direct current to be supplied to the load, dependent on the linear signal outputted by each of the linear amplifiers, and the reference voltage is produced by dividing the operation power by N, wherein N is a natural number and no less than 2. According to the present invention, an LED power supply device using SMPSs in a constant current mode can be provided.
Patent KR-20200056301-A (KR)
Title: Blower motor assembly balancing achieved through thin profile adhesive backed counterweight strips
Inventor: VANDEN BURG TED
IPC: F04D25/08
Filed: 2019-11-01
Abstract: Provided is a blower wheel for a blower motor assembly which includes a plurality of blades arranged in an annular shape and an annular structure coupled to each blade. A counterweight including an adhesive coated base layer is attached to the blower wheel to compensate for the blower wheel imbalance with respect to a rotational axis of the blower wheel. A method of balancing the blower wheel is also disclosed, which is a method comprising the steps of: determining an imbalance of the blower wheel with respect to the rotation axis of the blower wheel; and attaching the counterweight to the blower wheel to compensate for the blower wheel imbalance.
Patent KR-20200054888-A (KR)
Inventor: ISOAHO TERO
IPC: A61B6/00
Filed: 2019-11-08
Abstract: The present invention relates to a system for operating an imaging system to perform cephalometric imaging and a method thereof. An imaging system comprises: a column; an upper shelf rotatably coupled to the column; a rotating part coupled to the upper shelf to perform translation linearly along the length of the upper shelf in a radial direction of the column; a first X-ray source coupled to the rotating part; and an X-ray detector coupled to the rotating part from the first X-ray source on an opposite side of the first imaging space. A central position of a support for a patient to be scanned can be determined in at least two dimensions for the imaging system by scanning an imaging space while adjusting an axial rotation angle of the upper shelf and scanning the imaging space while adjusting a linear position of the rotating part along the upper shelf.
Patent KR-20210063688-A (KR)
Title: System for management of air quality
Inventor: HA TEA JIN
IPC: F24F11/32
Filed: 2019-11-25
Abstract: The present invention relates to a customized AI air quality management service through an air quality big data analysis, more specifically, to a technology for providing indoor air quality monitoring system and manage indoor air quality, which receives indoor pollutant measurement values measured by an air quality measurement device which measures the air quality of indoor living spaces in real time through a wireless communication network, so that administrators and users can monitor indoor air quality in real time to efficiently manage indoor air quality.
Patent KR-20210063772-A (KR)
Title: Method, computer program and recording medium for predicting price of asset
Inventor: JEONG HYEON GYU
IPC: G06Q40/06
Filed: 2019-11-25
Abstract: In accordance with the present invention, a method for predicting the price of an asset comprises: a collection step of collecting, as input data, time series data on at least one among economic indicators, technical indicators, and global common economic indicators of the market to which an asset to be predicted belongs, and collecting historical price data on the asset; a predicted price data prediction step of predicting predicted price data by fitting the input data and the historical price data with a difference equal to the time series length between a reference date (T) and a predicted operating period (K) therebetween, and entering the same into a tree module; a difference value deriving step of deriving the difference value between the predicted price data and the actual price data corresponding to the predicted operating period (K); a comparison value deriving step of deriving the reciprocal of the derived difference value as a comparison value, or deriving the comparison value between the period change rate value of the predicted price data and the period change rate value of the actual price data; a training step of training the predicted price data by entering a generated image map into a second prediction module when the image map is generated based on the comparison value and the variables of the image map; an image map prediction step of predicting an image map prior to a specific point in time to be predicted through the second prediction module; and a final price data prediction step of predicting final predicted price data on the specific point in time to be predicted based on the predicted image map. Therefore, the method can accurately predict a future asset price.
Patent KR-20200063996-A (KR)
Inventor: NAKATANI IKUYOSHI
IPC: B23K26/064
Filed: 2019-11-26
Abstract: The present invention relates to a laser processing apparatus for simultaneously processing a bonded substrate from both sides thereof, in which a laser beam does not return to a laser light source. The laser processing apparatus (1) which is an apparatus for simultaneously processing a bonded substrate (W) from both sides thereof, comprises a laser oscillator (15), a polarizing beam splitter (37), and first and second optical systems (5B, 5C). The polarizing beam splitter (37) branches a laser beam (L) from the laser oscillator into first and second branch beams (L1, L2). The polarization beam splitter (37) rotates the polarization direction of the second branch beam (L2) with respect to the first branch beam (L1) at a predetermined angle. The first optical system (5B) irradiates a first surface of a substrate (W) with the first branch beam (L1). The second optical system (5C) irradiates a second surface of the substrate (W) with the second branch beam (L2).
Patent KR-20190135452-A (KR)
Title: Compositions for Preventing, Improving or Treating Non-Alcoholic Fatty Liver Disease Comprising Combined Extracts of Peach Blossom and Lotus Leaf
Inventor: KIM HOCHEOL
IPC: A61K36/62
Filed: 2019-11-28
Abstract: The present invention relates to a composition for preventing, alleviating or treating obesity or metabolic diseases, comprising a complex extract of peach blossom and lotus leaf or a fraction thereof as an active component. The complex extract of peach blossom and lotus leaf or the fraction thereof of the present invention has excellent efficacy on obesity or metabolic diseases, and is derived from natural products, thereby having no side effects. Therefore, the complex extract can be variously used for a pharmaceutical composition for preventing or treating metabolic diseases or a food composition for preventing or alleviating obesity or metabolic diseases.
Patent KR-20210067209-A (KR)
Title: High purity boron trifluoride manufacturing apparatus
Inventor: PARK GYU HONG
IPC: B01J7/00
Filed: 2019-11-29
Abstract: The present invention relates to an apparatus for producing high-purity boron trifluoride, including: a raw material-supplying tank member; a boron trifluoride-separating member; a boron trifluoride-storing tank member; a residual compound-storing tank member; a raw material supplying and heating connection line; a boron trifluoride separating and storing connection line; and a residual compound separating and storing connection line. The raw material-supplying tank member supplies a raw material which is at least one of boron trifluoride-ether and boron trifluoride-methyl ether, and then boron trifluoride in the raw material undergoes sublimation into gas in the boron trifluoride-separating member and is stored in the boron trifluoride-storing tank member. Accordingly, high-purity boron trifluoride can be obtained stably and simply.
Patent KR-20210070622-A (KR)
Title: Learning Management System Using Electronic Pen and Method Thereof
Inventor: YOON SANG CHUL
IPC: G09B5/04
Filed: 2019-12-05
Abstract: The present invention relates to a learning management device using an electronic pen and a method thereof. The present invention provides a learning management device comprising: a learning material having code information; an electronic pen for touching contents printed on the learning material, reading a code information pattern, and providing the same in a voice; a terminal communicating with the electronic pen to receive a log file stored therein; and an analysis server for communicating with the terminal through a communication network and receiving and analyzing various training data. The learning management device can analyze the touch history of the electronic pen and use the same to identify the learning pattern of a user and promote learning. In addition, the present invention can provide a learning management method comprising the steps of: touching the text or picture of a learning material through an electronic pen and storing corresponding code information as a log file in the electronic pen; receiving the stored log file through a reading guide app installed on a terminal; transmitting the log file, transmitted to the terminal, to an analysis server and analyzing the same; and analyzing the log file in the analysis server and providing a report on the reading pattern of the user of the electronic pen through the reading guide app of the terminal.
Patent KR-20210071338-A (KR)
Title: Spacer for concrete precast member and slab construction method therewith
Inventor: LEE SANG YOON
IPC: E01D19/12
Filed: 2019-12-06
Abstract: Disclosed is a spacer for a precast member and a slab construction method using the same. For closely installing precast members to each other and connecting the precast members, an interval of a transverse connection unit (C) is effectively secured and maintained to remove a problem of separation of a sheath connection member installed in the transverse connection unit (C).
Patent KR-20210071765-A (KR)
Title: Open cap sealing using double-sided tape method of cup noodles container after pouring hot water
Inventor: LEE SHIN YOOK
IPC: B65D85/816
Filed: 2019-12-08
Abstract: The present invention relates to a method of sealing an open lid of a cup noodle container using double-sided tape after pouring hot water. More particularly, the method uses the adhesive strength of the double-sided tape to minimize the heat release inside the cup noodles and provide convenience to a user by attaching the double-sided tape to the part where a lid handle and the container can contact after opening the cup noodles.
Patent KR-20210077173-A (KR)
Title: supplementary rail device
Inventor: KIM WOO TAEK
IPC: E01B11/04
Filed: 2019-12-17
Abstract: The present invention has an effect of significantly reducing the noise produced by rattling wheels when a train is running on a joint formed between railroad tracks. To achieve the purpose, an auxiliary rail apparatus, which covers a joint of a railroad track comprising a rail head part coming in contact with a wheel, a rail bottom part formed in a lower part, and a rail middle part connecting the rail head part with the rail bottom part vertically while forming a space, includes: a first vertical part, a first bent part bent from one end of the first vertical part to be extended in a horizontal direction; a combination part connected with the first vertical part and having a coupling groove formed therein to couple the auxiliary rail apparatus with the railroad track through a coupling means; and a placement part formed by the first vertical part and the first bent part such that the railroad track is placed therein to be slidable when the railroad track is contracted or expanded in accordance with a temperature change.
Patent KR-20210081577-A (KR)
Inventor: JANG SU IL
IPC: F24H9/20
Filed: 2019-12-24
Abstract: The present invention relates to a method of controlling a boiler combustion quantity based on an air quality state. The method includes the following steps of: receiving a heating request signal from a boiler; receiving an air pollution information value, based on an air quality state corresponding to location information of an area where the boiler is installed, from an Internet-of-Things server at set time intervals; determining whether the air pollution information value is less than a first set value; operating the boiler with a first combustion quantity when the air pollution information value is less than the first set value; when the air pollution information value is equal to or greater than the first set value, determining whether the air pollution information value is greater than or equal to the first set value and less than a second set value; operating the boiler by limiting the maximum combustion quantity to a first set combustion quantity when the air pollution information value is greater than or equal to the first set value and less than the second set value; and operating the boiler by limiting the maximum combustion quantity to a second set combustion quantity lower than the first set combustion quantity when the air pollution information value is equal to or greater than the second set value. Therefore, the present invention is capable of improving the durability of a boiler combustion quantity control apparatus.