baber/WOPTO huggingface dataset:
Patent KR-20200095295-A (KR)
Title: After treatment system and after treatment method for lean-burn engine
Inventor: JOO NAHM ROH
IPC: F01N3/10
Filed: 2019-03-11
Abstract: An after treatment method for a lean-burn engine is disclosed. The after treatment method is configured to control an after treatment device including an ammonia production catalyst module, a selective catalytic reduction catalyst, and a CO clean-up catalyst on an exhaust pipe connected to a lean-burn engine to allow an exhaust gas to flow therethrough. In the after treatment method, the engine is operated sequentially at a stoichiometric air/fuel ratio (AFR) and a lean AFR prior to entering a rich AFR.
Patent KR-20200113953-A (KR)
Inventor: YANG GIL SEONG
IPC: E03C1/05
Filed: 2019-03-27
Abstract: Provided is a cold and hot water supply device for a sink using feet, which enables a user to perform, with the feet, an operation of supplying or blocking water and an operation of mixing cold water with hot water at a proper ratio and supplying the mixture to be free to use both the hands, thereby being very convenient, and enables the user to complete tasks such as washing dishes using both the hands and block the supply of water by immediately operating the cold and hot water supply device with the feet, thereby saving the water. The cold and hot water supply device for a sink comprises: a cold water valve for opening and closing a flow path of a cold water pipe; a hot water valve for opening and closing a flow path of a hot water pipe; an electronic control valve for opening and closing a flow path of a main pipe; a valve opening and closing mechanism for opening and closing the flow paths by linking the cold water valve to the hot water valve at the same time; a drive motor for operating the valve opening and closing mechanism; a foot control switch unit installed below the sink to be operated with the feet, and outputting a plurality of control signals for controlling the driving of the drive motor; a control unit for controlling the driving of the drive motor and the electronic control valve according to the control signals output from the foot control switch unit; and a position sensor unit for determining a rotational position of the drive motor under the control of the control unit.
Patent KR-20190049649-A (KR)
Inventor: EUNJI HWANG
IPC: H02K7/14
Filed: 2019-03-28
Abstract: The present invention relates to an installation structure of a bearing for supporting a rotary shaft of a fan motor rotated at ultrahigh speed. According to the present invention, a bearing installation structure comprises: a motor unit (20); a bearing (24) supporting a shaft (23) of the motor unit; a motor body (10) including a motor installation part (111) receiving the motor unit (20) therein and a bearing support part (112, 174) receiving and storing the bearing (24); a bearing holder (70) disposed between the inner circumferential surface of the bearing support part (112, 174) and the outer circumferential surface of the bearing (24), and including a container part (71) surrounding the outer circumferential surface of the bearing (24); and an elastic mesh (60) disposed between the inner circumferential surface of the bearing support part (112, 174) and the outer circumferential surface of the container part (71), and having a plurality of holes. The bearing holder (70) includes a flange part (72) outwardly extended from one end part of the container part (71) in a radial direction and an end part of the elastic mesh (60) is axially supported by the flange part (72).
Patent KR-20200117461-A (KR)
Inventor: RHEE DAESUN
IPC: A45C11/00
Filed: 2019-04-04
Abstract: Various embodiments of the present invention relate to an electronic device provided with a cradle. Provided are an electronic device capable of transmitting and receiving data through a power supply pin of a cradle and a method thereof. The electronic device comprises: a battery; a charging IC for controlling a charging state of the battery; a connector pin for receiving power from an external device, the connector pin including a first connector pin for receiving a high potential voltage from the external device and a second connector pin for receiving a low potential voltage from the external device; a touch sensor; and a control unit operatively connected to the charging IC, the connector pin, and the touch sensor. The control unit may be set to receive designated power from the external device through the connector pin in response to detection of the external device being connected to the connector pin, charge the battery using the designated high potential voltage, detect a user input through the touch sensor while the battery is charged, and stop the charging of the battery and output a designated current corresponding to state information of the electronic device through the first connector pin when the designated user input is detected. The present invention may further include other various embodiments.
Patent KR-20200121191-A (KR)
Inventor: LEE TAEK SEON
IPC: H01L21/677
Filed: 2019-04-15
Abstract: According to the present invention, provided is a user tray aligning device for a test handler, in which a user tray is aligned to a preset alignment position on a set plate in the process of transferring the user tray from a stacker to a stage. The user tray aligning device comprises: a reference pin which protrudes from one surface of a set plate on which the user tray is supported and serves as a reference for the alignment position; and a pressing unit which presses the user tray toward the reference pin so that the user tray is aligned at the alignment position. In the process of transferring the user tray from the stacker to the stage, the user tray can be firmly maintained in a state in which the user tray is aligned at the preset alignment position on the set plate. Therefore, not only can the process time be shortened by solving defects in the process, but also the reliability of the process can be improved.
Patent KR-20200122754-A (KR)
Inventor: KWANG YONG KIM
IPC: G02B27/01
Filed: 2019-04-19
Abstract: The present invention relates to a smart glasses system providing an augmented reality image. According to an embodiment of the present invention, the smart glasses system may include smart glasses and a management server. The smart glasses may include a camera which acquires a work image by photographing a work device, and a display which displays an augmented reality image corresponding to the work image. The management server may generate the augmented reality image based on the work image, a position and a direction of the smart glasses, and a pupil position of a worker wearing the smart glasses. The smart glasses may change the augmented reality image and determine a communication target and communication information based on voice information.
Patent KR-20200126199-A (KR)
Title: Block style reinforced soil retaining wall and constructing method thereof
Inventor: CHOI JIN HEE
IPC: E02D29/02
Filed: 2019-04-29
Abstract: A block type reinforced soil retaining wall of the present invention comprises: a plurality of blocks constructed to form a surface structure, having rear ends buried in an embankment portion, and having a longitudinal insertion groove and a transverse insertion groove recessed in a plate surface; a plurality of reinforcing portions including a longitudinal member and a transverse member which are formed in a ″[″ shape entirely to be respectively buried in the longitudinal insertion groove and the transverse insertion groove and are buried in the embankment portion to support the block; and a soil nail portion which is inserted and buried into a cut soil portion in contact with the embankment portion such that an end thereof is exposed to the outside, and supports reinforcing portions as one side of a reinforcing portion and the other side of an adjacent reinforcing portion to the exposed end. Therefore, the efficiency of work can be increased by increasing workability while increasing economic efficiency by enabling materials to be used efficiently.
Patent KR-20200129014-A (KR)
Inventor: KIM OH KYU
IPC: C02F1/40
Filed: 2019-05-07
Abstract: The present invention relates to a water circulation device for increasing a dissolved oxygen amount in a river or a dam. In detail, in order to increase the dissolved oxygen amount included in water of the river or the dam, a water circulation device is configured such that: left and right support frames are arranged on both sides of a main support frame, respectively, while being spaced apart from each other; a main air supply pipe is installed on the main support frame; a connection pipe is installed on each of the left and right support frames; a plurality of spray pipes are arranged between the main air supply pipe and the connection pipe in a diagonal direction so as to be coupled to the main air supply pipe and the connection pipe such that both ends of the spray pipe are connected to the main air supply pipe and the connection pipe, respectively; and an air injection hose connected to an air compressor is connected to the main air supply pipe. When a towing-type water circulation device is submerged close to a bottom of the river, and air is supplied through the main air supply pipe while towing the towing-type water circulation device with a barge or a tugboat, water located in lower and upper portions of the river is circulated by air bubbles generated by spraying the air to the bottom of the river through the spray pipes, so that the dissolved oxygen amount is increased. In addition, when the water circulation device is installed on a bottom of a sluice gate of a weir to spray the air, a dissolved oxygen amount in water passing through the sluice gate is increased, so that water quality is improved.
Patent KR-20200129256-A (KR)
Title: Smart Cover to measure temperature and humidity
Inventor: LEE DONG HUI
IPC: G01K1/02
Filed: 2019-05-08
Abstract: The present invention relates to a smart flower cover which increases cultivation efficiency. The smart flower cover comprises: a body covering a flower stalk of Cymbidium goeringii; a first sensor attached to the outside of the body to measure temperature and humidity outside the body; a second sensor installed inside the body to measure temperature and humidity inside the body; and a display unit attached to the outside of the body and receiving and outputting temperature and humidity information obtained from the first sensor and the second sensor.
Patent KR-20190053163-A (KR)
Title: Semiconductor device
Inventor: TAKEMURA YASUHIKO
IPC: H01L27/1156
Filed: 2019-05-10
Abstract: An objective of the present invention is to improve maintenance characteristics of a memory device using a semiconductor with a large bandgap, such an oxide semiconductor. According to the present invention, a bit line control transistor is inserted into a bit line in series and the minimum potential of a gate thereof is designated to be a sufficient positive value. The gate of the bit line control transistor is connected to a bit line control circuit connected to a cell, and the like. The minimum potential of the bit line is higher than that of a word line. The bit line is blocked by the bit line control transistor when power supplied from the outside is shut off such that it prevents an electric charge accumulated in the bit line from leaking. In this case, the potential of a gate of a cell transistor is 0 V and the potential of a source or drain (bit line) thereof is sufficiently higher than that of the gate such that the cell transistor becomes a sufficient off-state and thus data can be maintained. Moreover, it is preferred to provide a circuit changing the potential of the word line into a sufficiently negative potential when the power supplied from the outside is shut off.
Patent KR-20200129831-A (KR)
Title: Vessel having double packing for double cap
Inventor: BYEON JOO YOUNG
IPC: B65D47/06
Filed: 2019-05-10
Abstract: The present invention relates to a container with a double cap for preventing a leakage, in which annular first and second packing units connected through a packing connection unit of a perpendicular tunnel structure are integrally and secondarily injection-molded at an inner upper end of a cylindrical main body of a lower cap and an upper end of an upper second neck unit after the lower cap is primarily injection-molded, so that a sealing portion of the container and a sealing portion of an upper cap can be simultaneously blocked to enable complete sealing when the container and the lower and upper caps are simultaneously coupled, thereby completely preventing a leakage caused by pressing at the two sealing portions. To this end, the container with the double cap for preventing a leakage comprises: the container storing content; the lower cap composed of the second neck unit, a shoulder, and the first cylindrical main body having an annular first insertion groove in which a first neck unit of the container is inserted; the upper cap having a second cylindrical main body having an annular second insertion groove in which the second neck unit of the lower cap is inserted and fastened; and an integrated packing unit closely attached to an upper end of the first neck unit of the container and having an annular first packing unit integrally double injection-molded on an inner surface of an upper portion of the annular first insertion groove, a second packing unit integrally double injection-molded on an upper end of the second neck unit of the lower cap to be closely attached on an inner surface of the annular second insertion groove, and a packing connection unit perpendicularly connecting the first and second packing units to each other.
Patent KR-20200132243-A (KR)
Inventor: KIM YONG TAE
IPC: G07C9/00
Filed: 2019-05-16
Abstract: The present invention relates to an IOT control system duplicating a password and a control method thereof, in which a plurality of users related to a usage period of a specific object such as a lodging facility duplicates the password for controlling the object. To this end, the IOT control system duplicating the password includes: a central server (1) for supplying a management program and storing a database; a management server (2) which receives and installs a management program from the central server (1) and performs password issuance, use verification, and data management; a module (3) installed in connection with a door lock and a locking device; and a user terminal (4) such as a smartphone. An IOT control method for duplicating the password consists of an information input step (S10), a number issuance step (S20), a number check step (S30), a special number generation step (S40), and an information storage step (S50).
Patent KR-20200134870-A (KR)
Inventor: LEE KYUNG EUN
IPC: A61F13/539
Filed: 2019-05-24
Abstract: The present invention relates to various hygiene products using an absorbent pad and, more specifically, to hygiene products that are highly hygienic by including a primary absorbent pad made of teddy double-sided fabric, mesh double-sided Jacquard fabric, and gauze fabric among 100% organic cotton fabric and a concave armhole secret zone to perfectly absorb secretions and quickly remove odors, and that are dried quickly to enable outdoor activities in a stable state. The absorbent pad of the present invention is formed on the inner surface of the hygiene product, covers the perineum, and is formed in a structure to prevent leakage and increase absorption by overlocking an absorbent layer consisting of single jersey fabric (color stripe) or double fabric obtained by mixing mesh double-sided Jacquard fabric and gauze double-sided fabric among organic fabric and a concave armhole area. Both the upper and lower sides in contact with the male and female perineum are made of 100% organic cotton fabric to safely protect the sensitive area of women.
Patent KR-20200138955-A (KR)
Inventor: LEE YUN TAE
IPC: H01G4/30
Filed: 2019-06-03
Abstract: According to one embodiment of the present invention, a multilayer ceramic electronic component capable of preventing cracks and alleviating stress applied to a component, and a mounting substrate thereof. The multilayer ceramic electronic component comprises: a ceramic body; and first and second external electrodes.
Patent KR-20200139527-A (KR)
Inventor: YOO JEYUN
IPC: F16D65/092
Filed: 2019-06-04
Abstract: The present invention relates to a hub structure preventing shaking of a steering wheel by cutting off heat of a caliper when braking a vehicle wheel and, more specifically, to a hub (1) of a suspension system fixed inside a caliper (3) through a bolt (B) or the like and including a bearing (4) in an outer part. An insertion groove (1a) is formed on one side of the hub (1) coming in contact with an inner surface of the caliper (3) and a pad (2) preventing the heat delivery of the caliper (3) is installed in the insertion groove (1a) to cut off heat delivered from the caliper (3), thereby preventing the volume of the bearing (4) provided on the hub (1) from being expanded. Therefore, even when braking is performed during high-speed driving, a spindle (S) can be stably supported to prevent shaking of a steering wheel caused by the braking during high-speed driving, thereby providing stable braking force and riding comfort, which can lead to an effect of improving the marketability of the vehicle.
Patent KR-20190140417-A (KR)
Inventor: KIM JOO HO
IPC: H01L51/00
Filed: 2019-06-11
Abstract: The present specification relates to an organic light emitting element which comprises a first electrode; a second electrode provided to face the first electrode; and a light emitting layer which is provided between the first electrode and the second electrode and comprises a compound of chemical formula 1 and a compound of chemical formula 2. The organic light emitting element according to one embodiment of the present specification has high light emitting efficiency, excellent color reproducibility, and long life.
Patent KR-20210001570-A (KR)
Inventor: LEE HYUNHO
IPC: F26B5/08
Filed: 2019-06-28
Abstract: Disclosed is a rotary rainwater dryer which allows an umbrella to be easily brought indoors by removing remaining water from the umbrella using the repulsive force caused by the wind and the centrifugal force caused by rotation as the used umbrella is mounted thereon to be rotated in order to remove water dripping from the umbrella in case of brining the umbrella indoors on a rainy day.
Patent KR-20210007162-A (KR)
Inventor: LEE MONG RYONG
IPC: A01K93/00
Filed: 2019-07-10
Abstract: The present invention is to provide a swivel-mounted float stopper which can prevent side effects of fishing such as twisted fishing line, twisted neckline, tangled gear, etc. More specifically, in a float stopper made consisting of at least one collar approximately in the middle of the total length, and a main body having cone portions formed on the upper and lower surfaces of the collar, the present invention relates to the float stopper confines a vertical ring shaft formed on an upper surface of the collar, a locking jaw for a tube ring formed on the upper end of the ring shaft, a slit for a diameter when inserting the tube ring, and a slit for a diameter when inserting the ring tube ring fitted to the ring shaft by covering and locking the ring shaft, thereby preventing the same from falling out.
Patent KR-20210012170-A (KR)
Title: Method for fixing poly-stylene panel on the surface of buildings using shape steel
Inventor: LEE SANG SIK
IPC: E04B1/76
Filed: 2019-07-24
Abstract: The present invention relates to a method for fixing polystyrene to an outer wall of a building using fixing ironware, which includes: a lower fixing ironware installing step (S1); a corner and smooth surface fixing ironware installing step (S2); a lower horizontal polystyrene (BF) installing step (S3); a wall polystyrene fastening step (S4); and an upper polystyrene fastening step (S5). According to the present invention, the method for fixing polystyrene to an outer wall of a building using fixing ironware can implement a solid coupling between the outer wall and the polystyrene.
Patent KR-20210012655-A (KR)
Title: Winter clothes for calf
Inventor: KIM YOUNG GUE
IPC: A01K13/00
Filed: 2019-07-26
Abstract: The present invention provides a calf winter clothing which can be worn so that a size of the main body of a winter clothing that surrounds the calf body is closely attached to the body, and in which a fastening part of the winter clothing can prevent loosening and damage by the mother cow, external impact, etc. In addition, the present invention provides the calf winter clothing which allows the main body length to be adjusted according to the level of calf development, and can simultaneously solve problems such as curling, floating, etc., of the winter clothing through a tail fixing part.
Patent KR-20200014254-A (KR)
Title: Semiconductor device and method of manufacture
Inventor: LEE CHUN YI
IPC: H01L21/8234
Filed: 2019-07-31
Abstract: The present invention relates to a semiconductor device and a manufacturing method thereof. According to the present invention, an etch stop layer is formed on a semiconductor fin and a gate stack. The etch stop layer is formed by using a series of pulses of a precursor material. The first pulse introduces the first precursor material into the semiconductor fin and the gate stack. The second pulse introduces a second precursor material, which becomes plasma and is directed towards the semiconductor fin and the gate stack in an anisotropic deposition process. The thickness of the etch stop layer along a bottom surface is greater than the thickness of the etch stop layer along a sidewall.
Patent KR-20210015260-A (KR)
Inventor: LEE JONG WON
IPC: H01M4/131
Filed: 2019-08-01
Abstract: The present invention relates to an anode comprising: an anode current collector; and an anode active material layer formed on the anode current collector. The anode active material layer includes an anode active material including a silicon-based active material, a binder including a first binder polymer and a second binder polymer, and a conductive material. The first binder polymer includes at least one selected from a group consisting of a polyacrylic acid, polyvinyl alcohol, polyacrylonitrile, and polyacrylamide. The second binder polymer includes polyethylene glycol. The binder includes the first binder polymer and the second binder polymer at a weight ratio of 79:21 to 99.8:0.2. The present invention can provide excellent electrode adhesion.
Patent KR-20210016226-A (KR)
Inventor: ASLANOV EMIL
IPC: G02B5/30
Filed: 2019-08-02
Abstract: A disclosed laser beam homogenizer includes: a separation part splitting optical components of an inputted laser beam by refracting the components by different angles; and a compensation part compensating for exhalation by the separated optical components. The separation part and the compensation part individually include a pair of wedge prisms having a birefringent property, and are formed to satisfy the following formula 1. [Formula 1] In the formula 1, t is a distance between the separation part and the compensation part, c is (normal refractive index - abnormal refractive index) tan α, α is a vertical angle of the wedge prisms, and Λ is a spatial cycle of a spatial frequency corresponding to a noise of the laser beam.