baber/WOPTO huggingface dataset:
Patent KR-20180129135-A (KR)
Inventor: WON HAE SUK
IPC: F16D65/12
Filed: 2017-05-25
Abstract: A gas nitrocarburizing heat treatment method of the present invention includes: a temperature increasing step for charging a gas nitrocarburizing material into a nitrogenation oven and raising the temperature to a target temperature for gas nitrocarburizing treatment while injecting ammonia (NH3) or nitrogen (N2) gas into the nitrogenation oven; and a nitriding step for forming a nitride layer on the surface portion of an object to be processed by injecting the mixture gas containing ammonia (NH3), nitrogen (N2), and carbon dioxide (CO2) into the nitrogenation oven while maintaining the target temperature of the temperature increasing step, and heating the same for a target time for gas nitrocarburizing treatment, wherein the nitriding step is carried out by injecting the mixture gas containing approximately 80 volume% of ammonia (NH3), approximately 45 volume% of nitrogen (N2), and approximately 30 volume% of carbon dioxide (CO2) into the nitrogenation oven while maintaining the target temperature at approximately 580°C, and heating the same for the target time of approximately 4.5 hours. A brake disk manufactured through such gas nitrocarburizing heat treatment has excellent braking performance such as braking distance and braking noise, so that the deceleration or stopping performance of the vehicle is excellent, and the dust generation and trembling phenomenon can be minimized during braking.
Patent KR-20180130731-A (KR)
Inventor: CHO YEON JEONG
IPC: D01D5/30
Filed: 2017-05-30
Abstract: The present invention provides a latent crimped and processed yarn having excellent elastic recovery rate through low temperature heat treatment. By providing the latent crimped and processed yarn with good bulkiness due to excellent elastic recovery rate, a knitted fabric for casual clothes having excellent elasticity and flexible touch can be produced.
Patent KR-20180131019-A (KR)
Inventor: CHOI SE HWAN
IPC: H05K5/03
Filed: 2017-05-31
Abstract: Provided is a protection mechanism capable of suppressing resonance of a power amplifier. The protection mechanism comprises a cover covering a communication component, wherein a non-flat pattern is formed in an upper part of the inside of the cover. Therefore, cavities are irregularly formed on the upper surface of the inside of the cover of the protection mechanism to reduce internal resonance to eliminate oscillation without adding an absorber, thereby stably maintaining an operation of the power amplifier.
Patent KR-20170132103-A (KR)
Inventor: KIM JONG HO
IPC: B66C23/88
Filed: 2017-06-12
Abstract: The present invention relates to a crane, and a method for operating the same. The present invention relates to the method for operating the same, and the crane of which stability is structurally improved as compared to the existing crane. The present invention comprises: a mast; a jib; a hoist; a disk member; a rotation unit; a circular ring member; and a conduction prevention member.
Patent KR-20180136021-A (KR)
Inventor: CHOI HYONG KEE
IPC: H04L9/32
Filed: 2017-06-13
Abstract: Disclosed is a handshaking method of MPTCP using asymmetric key exchange. The handshaking method of MPTCP can comprise the steps of: allowing a host A to create a connection with a host B to exchange an asymmetric key by using an elliptic curve Diffie-Hellman key exchange method; and allowing the host to add an auxiliary path with the host B to authenticate each other by using the asymmetric key.
Patent KR-20190000105-A (KR)
Inventor: LEE MAN KYU
IPC: A61M5/142
Filed: 2017-06-22
Abstract: The present invention relates to a manual drug injector capable of injecting a fixed quantity thereof, which comprises: a drug supply part; a drug injection part including a needle inserted into skin for drug injection; a controlled volume pump, installed between the drug supply part and the drug injection part, providing a fixed quantity of a drug supplied from the drug supply part to the drug injection part. When a pressure is applied to the skin side, the drug is pumped by the injection needle, and when the pressure is released, a vacuum is generated inside the controlled volume pump to suck a fixed quantity of drug from the drug supply part. There is an effect that a fixed quantity of a drug can be injected into the skin of recipients by a simple operation of pressing and releasing the pressure of the drug injecting device to the skin.
Patent KR-20190000561-A (KR)
Inventor: KIM TAE KYU
IPC: B29C61/02
Filed: 2017-06-23
Abstract: Disclosed is a portable apparatus for heating a shrinkable tube, which comprises: an opening and closing unit having two arc-shaped opening and closing members having predetermined curvature; a heat ray unit having a first heating heater and a second heating heater to heat a shrinkable tube surrounding a wiring harness mounted in the opening and closing unit; a control unit controlling opening and closing of the opening and closing unit; and a power supply unit applying power to the heat ray unit.
Patent KR-20180043157-A (KR)
Inventor: CHOI BYUNG SOO
IPC: H03M13/29
Filed: 2017-06-23
Abstract: The present invention relates to a quantum circuit for implementing a logical bell quantum state encoded with two different quantum error correction codes. According to the present invention, the quantum circuit may comprise a Hadamard gating circuit for performing Hadamard transforms on a CAT quantum state, a CNOT gating circuit for performing CNOT operations on the first and second logic qubits and the transform results of the Hadamard gating circuit, a measurement circuit for measuring the operation results of the CNOT gating circuit, and a logic bit converter for converting the bits of a second logic qubit based on the measurement results of the measurement circuit.
Patent KR-20190002851-A (KR)
Inventor: LEE SUNG GUK
IPC: G02B7/09
Filed: 2017-06-30
Abstract: The present invention relates to a lens driving device having a structure to minimize deformation of a terminal, and a camera module. According to one embodiment of the present invention, the lens driving device comprises a cover, a bobbin, a coil, a magnet, a base, and an elastic member. The elastic member comprises first and second elastic units separated from each other, the first elastic unit is connected to one end of the coil, and the second elastic unit is connected to the other end of the coil. The base includes a protrusion part protruding from the lower surface of the base. Moreover, the elastic member comprises: an inner part coupled to the lower surface of the bobbin; an outer part disposed on the upper surface of the base; a connection part to connect the inner and outer parts; and a terminal part extended from the outer part and disposed on the protrusion part. The protrusion part comprises: a first surface to face the terminal part; a second surface disposed on an opposite side to the first surface; and a first groove formed on the lower surface of the protrusion part with an upwardly formed convex shape and extended from the first surface to the second surface, wherein the first groove is disposed on a higher position than the bottom of the terminal part.
Patent KR-20190007917-A (KR)
Inventor: KANG SUNG JIN
IPC: A01B63/102
Filed: 2017-07-14
Abstract: The present invention relates to an up-down control valve for an agricultural vehicle that is configured to connect a main spool valve and a down valve to each other to allow them to be simultaneously operated, irrespective of an up or down operation, and configured to prevent the down valve from being secondarily open even at the time when the main spool valve is returned to its neutral state. According to the present invention, the up-down control valve for an agricultural vehicle includes: a control valve housing; a main spool valve disposed in the housing to supply oil supplied from a pump port to a second tank port or to stop the oil supply; a pilot valve disposed between a first tank port and the main spool valve and having the pump port formed between the main spool valve and the pilot valve; a check valve connected between the main spool valve and a down valve and having a cylinder port formed between the down valve and the check valve; and the down valve disposed serially with the main spool valve in the housing to selectively connect or cut the cylinder port connected to a cylinder and a third tank port, the down valve having a neutral gap formed in the interior thereof.
Patent KR-20190010156-A (KR)
Inventor: LEE HYUNG RAK
IPC: B24B37/26
Filed: 2017-07-21
Abstract: The present invention relates to a wafer polishing device in which slurry is not only smoothly supplied to a surface of a polishing pad on a surface side, but is also able to be uniformly distributed. Provided, in the present invention, is the wafer polishing device comprising: a surface plate having a plurality of slurry holes supplying slurry; and a polishing pad attached to the surface plate and having holes of the same size as the slurry holes at positions corresponding to the slurry holes, and the polishing pad has slits extending in at least one direction in a part of the holes.
Patent KR-20180015081-A (KR)
Inventor: KUROKAWA RYOUSUKE
IPC: C02F1/467
Filed: 2017-07-24
Abstract: Provided is a hydrogen water producing method which can produce neutral or alkaline hydrogen water. The method to produce hydrogen water of pH 6-8 by using at least one electrolytic bath (2) including a housing (20), a diaphragm (25) for partitioning the inside of the housing, an anode chamber (21) and a cathode chamber (22) of being formed in the housing by being partitioned by the diaphragm, an anode (23) of being installed to be in contact or have a minute gap on the surface of the diaphragm of the anode chamber side, and a cathode (24) which is installed to be in contact or have a minute gap on the surface of the diaphragm of the cathode chamber side. The present invention: continuously supplies water including mineral components into the cathode chamber; supplies water excluding mineral components of an amount which exceeds impurity content in the anode chamber; and discharges hydrogen water generated in the cathode chamber by applying a direct current voltage on the anode and the cathode.
Patent KR-20190011512-A (KR)
Inventor: CHOI TAE MIN
IPC: H02J50/40
Filed: 2017-07-25
Abstract: The present invention relates to a wireless power charging device with a heterogeneous antenna comprising: a first antenna provided in a mounting unit of a first base; and a second antenna provided in an edge unit of the first base. The first antenna and the second antenna are located at the same level, so a separate space for providing the second antenna on an upper part of the first base is not required. Therefore, an entire size can be reduced.
Patent KR-20190011972-A (KR)
Inventor: LEE JU HYANG
IPC: A61B17/34
Filed: 2017-07-26
Abstract: The present invention provides a device for discharging harmful gas of a bipolar surgical instrument to directly suck and simultaneously filter harmful gas produced in the process of performing surgery on a lesion by using a bipolar surgical instrument to discharge harmful gas. The device for discharging harmful gas of a bipolar surgical instrument comprises: an outlet pipe embedded in a handle unit to allow a front end thereof to protrude towards a rod, and allow the other end thereof to protrude to an end of the handle unit to be connected to an inlet pipe; and a cylinder filter which allows one end thereof to be coupled to the front end of the outlet pipe on the bottom of the rod, allows the other end thereof to be positioned on an end of the rod on a side of the bipolar electric coagulator, is filled with a filling material to purify harmful gas flowing thereinto, and has a unidirectional check valve formed to be embedded in an end thereof into which harmful gas flows, and opened and closed by a set suction pressure. Accordingly, unobstructed view during surgery is easily secured, and safe surgery environments by harmful gas are provided.
Patent KR-20190012607-A (KR)
Inventor: LEE KYU HOON
IPC: B60W50/14
Filed: 2017-07-28
Abstract: The present invention relates to an apparatus for warning rear collision of a vehicle and a control method thereof, capable of resetting a parameter of an ultrasonic sensor mounted on a vehicle in response to a surrounding environment. The apparatus for warning rear collision of a vehicle of the present invention includes: a rear sensing unit for sensing a rear obstacle of the vehicle through a plurality of sensors; a vehicle information input unit that receives vehicle information from a vehicle control unit; a controller that determines a rearward driving of the vehicle from a transmission sensing portion, calculates the risk index with respect to the rear obstacle based on vehicle information input from the vehicle information input unit and the sensing result from the plurality of sensors when the rear obstacle is detected from the rear sensing unit, determines a weight according to the characteristics of the plurality of sensors, and calculates a collision risk index with respect to the rear obstacle based on each risk index and the weight to warn the collision according to the collision risk index and the characteristics of the rear obstacle; and a warning unit for outputting a warning signal generated by the controller.
Patent KR-20190012613-A (KR)
Inventor: KIM TAE MIN
IPC: D06F37/26
Filed: 2017-07-28
Abstract: The present invention relates to a washing machine for separating colored and non-colored clothes, which connects a drum only for colored clothes to a drum only for non-colored clothes as one central axis and washes to separate colored clothes and non-colored clothes in one washing machine by operating the washing machine by a motor located at the bottom. The colored and non-colored clothes can be washed together, so there is no need to wash the colored and non-colored clothes separately, so the amount of work and time can be reduced. Therefore, a user is able to do laundry more easily with less effort while reducing time.
Patent KR-20190012838-A (KR)
Inventor: PARK SOO YONG
IPC: H01F27/28
Filed: 2017-07-28
Abstract: The present invention relates to a washing machine including: a tub in which wash water is received; a rotary drum which is provided in the tub and in which clothes are received; a transmission coil provided in the tub and supplying power wirelessly; a receiving coil provided in the drum and supplied with the power transmitted from the transmission coil; and a washing power reinforcing unit provided in the drum, operated with the power transmitted from the receiving coil, and providing washing power to the clothes.
Patent KR-20190016401-A (KR)
Inventor: JEONG DOO HO
IPC: B60R16/03
Filed: 2017-08-08
Abstract: The present invention provides an integration type power conversion apparatus for a vehicle. According to the present invention, the integration type power conversion apparatus for a vehicle comprises: a 48V battery supplying 48V power; a 48V output terminal connected to a 48V load; a 12V output terminal connected to a 12V load; a power relay assembly interposed between the 48V battery and the 48V output terminal to be precharged and switched; a bidirectional DC-DC converter interposed between the 48V output terminal and the 12V output terminal to receive 48V power and 12V power to be mutually converted into 12V and 48V to be outputted in accordance with an operating mode; a battery control port to connect the power relay assembly and a battery control unit; and a converter control port to connect the bidirectional DC-DC converter and a converter control unit.
Patent KR-20190018099-A (KR)
Inventor: PARK EUN TAE
IPC: B23K11/11
Filed: 2017-08-11
Abstract: The present invention relates to a device for changing a welding tip, which comprises: a load portion; a guide portion maintained to be connected to the load portion, and guiding the load portion to an electrode portion; and an attachment and detachment portion formed in the guide portion, and caught in a welding tip mounted in the electrode portion. Therefore, welding tip replacement workability can be improved, and damage to the electrode portion can be prevented.
Patent KR-20190019334-A (KR)
Inventor: KIM DOO BONG
IPC: B63B27/24
Filed: 2017-08-17
Abstract: Provided are a ship coolant overboard method and the overboard pipeline structure for coolant discharge position change in accordance with a ship′s wall docking direction and easy discharge, including a step of providing a discharge pipeline for coolant overboard line coolant discharge as a starboard discharge pipeline and a port discharge pipeline each including an opening and closing valve; a step of selecting the discharge pipeline of the port or the starboard on the side opposite to a tug during wall docking of the ship by the tug for coolant discharge at each discharge pipeline; and a step of discharging the coolant by opening the opening and closing valve of the discharge pipeline of the selected port or starboard. According to the present invention, every problem related to the discharge pipeline of the overboard line provided on one side of a ship can be addressed and wall docking can be expedited and facilitated.
Patent KR-20190019664-A (KR)
Inventor: CHOI YONG JOON
IPC: B21C47/02
Filed: 2017-08-18
Abstract: The present invention provides a coiling device in which a steel plate entering a coiler in a hot-rolling line is appropriately wound around a coiler mandrel. The coiling device according to an embodiment of the present invention may comprise: a pinch roll part provided with an upper pinch roll to bend a steel plate; a coiling-model calculator which calculates a weight and a moving distance of the upper pinch roll according to material information about the steel plate, and moves the position of the upper pinch roll along a traveling direction of the steel plate; a position controller which moves the vertical position of the upper pinch roll according to the calculation values of the coiling-model calculator; and a coiler part which coils the steel plate that is bent by the pinch roll part.
Patent KR-20190021843-A (KR)
Inventor: LEE IN HO
IPC: C02F3/00
Filed: 2017-08-24
Abstract: The present invention relates to a wastewater treatment apparatus with improved performance including an electronic oxidation station. The wastewater treatment apparatus comprises: a flow rate control tank storing wastewater; a pump discharging the wastewater to the outside, and transferring the same along a wastewater transfer line; a bioreactor separating effluent and sludge; an effluent tank temporarily storing the discharged effluent; a sludge storage tank temporarily storing the discharged sludge; and an electronic oxidation station including an electron generator.
Patent KR-20190025094-A (KR)
Inventor: KIM KWANG RAE
IPC: A23P30/20
Filed: 2017-08-28
Abstract: The present invention relates to a method of producing extrusion molded rice using brown rice and instant brown rice produced thereby. The method of producing extrusion molded rice using brown rice according to the present invention produces brown rice extrusion molded rice by putting a composition produced by adding additives to brown rice powder obtained by grinding brown rice into an extrusion molding machine, injecting the composition into a shape of rice grain, and drying the same thereafter. According to the present invention, extrusion molded rice is produced by putting brown rice powder and supplementary raw materials into the extrusion molding machine, injecting the same into the shape of rice grain, and drying the same, thereby maintaining flavor and nutrition of brown rice. In addition, by mixing various food materials, biologically active substances or the like, preference is improved, and a consumer can instantly, simply and conveniently cook brown rice.
Patent KR-20190023325-A (KR)
Inventor: OH HYUN OK
IPC: G06F21/33
Filed: 2017-08-28
Abstract: Disclosed is an image authentication method and a device thereof. The image authentication method comprises: a step of detecting objects in an image; and a step of generating object signatures for each detected object at a specific time in generating a digital signature for the image, and generating the digital signature on the basis of each object signature.
Patent KR-20190024245-A (KR)
Inventor: KIM SEUNG WOOK
IPC: H01L21/67
Filed: 2017-08-31
Abstract: Disclosed is a cooling means capable of controlling the temperature of a gas supply means. According to the present invention, the cooling means comprises: a first partition; a second partition to surround the first partition; a third partition to surround the second partition; and a separator to separate a space between the second and third partitions into first and second areas, and to separate a space between the first and second partitions into third and fourth areas.
Patent KR-20190027562-A (KR)
Inventor: CHOI WOO CHAN
IPC: B05C1/08
Filed: 2017-09-07
Abstract: One aspect of the present invention provides a system for manufacturing a PCM color steel sheet. The system comprises: a coating unit for coating a photocurable coating composition on a steel sheet base; and a pressurized curing unit including a light transmitting roll including an outer surface in contact with the coated photocurable coating composition to give a predetermined pattern and a light source for irradiating UV toward the steel she base through the light transmitting roll. By minimizing the use of additional processes and subsidiary materials, manufacturing cost can be reduced and productivity can be enhanced.
Patent KR-20190028914-A (KR)
Inventor: SHIN DONG NAM
IPC: H04L12/58
Filed: 2017-09-11
Abstract: The present invention relates to a messenger service device having an individual communication function of a chatting room creator and a participant, and a method thereof, which can protect privacy and important information on participants in a messenger service in which a plurality of persons participate, by preventing confidence or important information on individual participants from being disclosed, by performing individual communication between the chatting room creator and the participants for a messenger service. The messenger service device of the present invention comprises a messenger client unit (100) including: a messenger client DB unit (110) for storing ports assigned to a chatting room created by a chatting room creator and individual participants to perform individual communication between the chatting room creator and the individual participants; a messenger management unit (120) for generating the chatting room having a messenger interface including a chatting room window upon a request of creating the chatting room by the chatting room creator, and providing an individual messenger communication service between the created chatting room and the individual participants; a port management unit (130) for separately assigning different ports to the created chatting room and participants of the chatting room to communicate with the outside, and storing the same in the messenger client DB unit (110); and a socket management unit (140) for generating sockets for data communication with the outside for each of the ports assigned to the created chatting room and the participants of the chatting room.
Patent KR-20190030041-A (KR)
Title: Ultrasound transducer
Inventor: LEE JUN KWANG
IPC: A61B8/00
Filed: 2017-09-13
Abstract: An ultrasonic transducer for use in an ultrasonic system is disclosed. The ultrasonic transducer comprises: a rear layer; a signal electrode plate laminated on the rear layer; a piezoelectric layer laminated on the signal electrode plate; a ground electrode plate including a first portion stacked on the piezoelectric layer and a second portion extending from the first portion; and a matching layer laminated on the ground electrode plate, wherein the first portion of the ground electrode plate is thinner than the second portion of the ground electrode plate.