baber/WOPTO huggingface dataset:
Patent KR-20210007601-A (KR)
Inventor: KIM KI SOO
IPC: E05F5/00
Filed: 2019-07-12
Abstract: The present invention relates to a fall prevention apparatus for an overhead door and, more specifically, to a fall prevention apparatus for an overhead door, which can prevent the free fall of an overhead door when the door chains are broken. The fall prevention apparatus for an overhead door comprises: a plurality of slats provided to open and close a door, and each having rollers installed on both sides thereof; tracks extending along both sides of the door and a ceiling to guide the rollers installed on the plurality of slats; a shaft rotatably installed across upper end of the door, and having sprockets formed on both sides thereof; a motor provided to rotate the shaft; the chains of which upper parts engage with the sprockets of the shaft, lower parts engage with idling sprockets provided at the bottom of the door to rotate, and parts are coupled to the slats to rotate integrally; and tensioners formed to prevent the chains from loosening. The fall prevention apparatus for an overhead door further comprises: base frames installed on both the sides of the slat; rotating members rotatably elastically installed on the base frames, and having brake shoes formed on sides thereof; stoppers installed on the tracks to correspond to the brake shoe; and application means for pulling the rotating members so that the brake shoes of the rotating members are not caught on the stoppers of the tracks.
Patent KR-20210009798-A (KR)
Inventor: OH YONG THAK
IPC: G01H1/00
Filed: 2019-07-18
Abstract: The present invention relates to a method and a system of monitoring the stability of a track or a railroad and, more specifically, to a technique for determining damage status by measuring a physical value on a track. More specifically, the method for monitoring the stability of a track comprises: a first step of measuring a first vibration value of a vertical component of the track; a second step of converting the first vibration value into a frequency domain; a third step of extracting a maximum amplitude value and a maximum amplitude frequency having the maximum amplitude value in the frequency domain; and a fourth step of continuously performing measurement by returning to the first step if the amplitude of the first vibration value is within a first stable range, and determining as an unstable state if the amplitude of the first vibration value is out of the first stable range to output a warning message and continuously perform measurement by returning to the first step.
Patent KR-20210016487-A (KR)
Title: Unattended payment method for a self apparatus
Inventor: SEO KYUNG NO
IPC: G06Q20/12
Filed: 2019-08-04
Abstract: The purpose of the present invention provides a self-equipment unmanned payment method, which uses the function selected in the self-equipment and information collected through a QR code attached to the self-equipment, charges a fee for using the self-equipment, and enhances the security.
Patent KR-20210016779-A (KR)
Title: Semiconductor device
Inventor: HWANG SUNG MIN
IPC: H01L33/38
Filed: 2019-08-05
Abstract: Disclosed is a semiconductor device. The semiconductor device comprises: a semiconductor structure including a first conductivity type semiconductor layer, a second conductivity type semiconductor layer, and an active layer disposed between the first conductivity type semiconductor layer and the second conductivity type semiconductor layer; an insulating layer disposed on the semiconductor structure; a first electrode disposed on the first conductivity type semiconductor layer; a second electrode disposed on the second conductivity type semiconductor layer; a first pad disposed on the first electrode; and a plurality of second pads disposed to be spaced apart from each other on the second electrode. The second pads overlap the active layer at least partially in a first direction. The first direction is a direction from the first conductivity type semiconductor layer toward the second conductivity type semiconductor layer. The insulating layer includes a groove disposed in a region between the first pad and the second pads and overlapping the second conductivity type semiconductor layer in the first direction. Accordingly, it is possible to provide a semiconductor device having improved heat dissipation characteristics.
Patent KR-20190098933-A (KR)
Inventor: JUNSOO HAN
IPC: F25D11/02
Filed: 2019-08-05
Abstract: Disclosed is an intelligent refrigerator. The intelligent refrigerator includes: at least one first temperature sensor sensing the internal temperature of a refrigeration room in the refrigerator; at least one second temperature sensor sensing the internal temperature of a freezing room in the refrigerator; and a refrigerator processor calculating a load on food stored in the refrigerator based on the internal temperature of the refrigeration room and the internal temperature of the freezing room, and performing load-responsive driving based on the calculated load. In the intelligent refrigerator of the present invention, at least one among a user terminal and a server can be connected with an artificial intelligence module, a drone (unmanned aerial vehicle: UAV), a robot, an augmented reality (AR) device, a virtual reality (VR) device and devices related with 5G services.
Patent KR-20200019566-A (KR)
Title: Semiconductor substrate processing method
Inventor: HIRATA KAZUYA
IPC: H01L21/78
Filed: 2019-08-07
Abstract: The purpose of the present invention is to provide a semiconductor substrate processing method capable of efficiently removing a first semiconductor substrate from a two-layer structure semiconductor substrate where a second semiconductor substrate is epitaxially grown on the upper surface of the first semiconductor substrate. The semiconductor substrate processing method includes: a release layer formation process of forming a release layer (8) by radiating a laser beam (LB) to a first semiconductor substrate (2) by locating a light concentration spot for the laser beam (LB) having transmittivity to the first semiconductor substrate (2) inside the first semiconductor substrate (2); a second semiconductor substrate formation process of forming a second semiconductor substrate (12) on the upper surface of the first semiconductor substrate (2) on an epitaxial growth basis after the release layer formation process; a release process of releasing the first semiconductor substrate (2) from the release layer (8); and a grinding process of removing the first semiconductor substrate (2) by grinding the substrate after the release process.
Patent KR-20210018735-A (KR)
Title: Compositions for Anti-Acne and Anti-Inflammatory Effect Comprising Complex Extract of Houttuynia cordata
Inventor: YANG JIHYE
IPC: A61P31/04
Filed: 2019-08-09
Abstract: The present invention relates to an anti-acne and anti-inflammatory composition comprising, as active ingredients, extracts of Houttuynia cordata, Artemisiae annuae herba, Scutellaria baicalensis, Salvia miltiorrhiza, and Rosmarinus officinalis. The anti-acne and anti-inflammatory composition of the present invention effectively inhibits the growth of Propionibacterium acnes strains, Staphylococcus epidermidis, and Staphylococcus aureus strains which are acne-causing bacteria, thereby exhibiting excellent anti-acne effects, effectively inhibits the generation of nitric oxide which is an inflammatory mediator material, and inhibits the expression of iNOS gene and COX-2 gene, thereby effectively inhibiting an inflammatory reaction. Therefore, the anti-acne and anti-inflammatory composition of the present invention can be useful for pharmaceutical compositions, cosmetic compositions, and the like.
Patent KR-20210017903-A (KR)
Title: Catalyst reactor for Energy Saving
Inventor: MOON SEUNG HYUN
IPC: B01J8/06
Filed: 2019-08-09
Abstract: The present invention relates to an energy-saving catalytic reactor and a catalytic reaction process. Particularly, the present invention relates to an energy-saving catalytic reactor, including: a main body including a dual tube having an external tube and an internal tube; an external heater provided on the outer surface of the external tube; an internal heater provided inside of the internal tube; and a catalyst layer provided in the space between the external tube and the internal tube and configured to decompose harmful gases introduced thereto, wherein the harmful gases are introduced through one end of the internal heater, flow in the internal tube, are heated by the internal heater, introduced into and decomposed by the catalyst layer, and then discharged.
Patent KR-20210017936-A (KR)
Title: Reverse can
Inventor: RHEE YOON SEO
IPC: B65D17/28
Filed: 2019-08-06
Abstract: According to the present invention, a circular opening and closing portion has an insertion form to add a function to a can cover, so that a reverse can stably store a remaining beverage, thereby allowing a user to drink the beverage again. The circular opening and closing portion is positioned at a lower side than an existing can.
Patent KR-20210020345-A (KR)
Title: Hair cutting method using Diagram
Inventor: LEE SEA JIN
IPC: A45D7/00
Filed: 2019-08-14
Abstract: The present invention relates to a hair cutting method using a schematic view, by which a head is divided into sections according to the shape of the head and hair cut is performed according to a specific angle and length change for each divided section so that a desired hair style can be implemented. More specifically, the hair cutting method using a schematic view comprises: a point setting step of setting a plurality of reference points on a curved surface of a head of a subject; a section dividing step of dividing the curved surface into a plurality of regions by connecting at least two of the respective reference points; a schematic view drawing step of drawing a schematic view based on the sections and points; a cut angle setting step of setting a cut angle according to a hairstyle in the schematic view; a first cut step of performing a cut based on the cut angle according to the section; a second step of performing a cut so that a gap between the sections can be naturally connected; and a third cut step of cutting the section according to a hair style by a predetermined method. In the point setting step, six basic points connecting a forehead line and a neck line with respect to a central part of the head are set, five side surface points are set on both sides of the head, and four intermediate points are set in the middle of the basic points.
Patent KR-20210022785-A (KR)
Title: Display device
Inventor: SEO HAE KWAN
IPC: H01L23/00
Filed: 2019-08-20
Abstract: Provided is a display device which comprises: a display panel including a display area and a pad area on which a pad is disposed; and a complex circuit package disposed on the pad. The complex circuit package includes: a first driving signal structure including a first through electrode vertically penetrating therein; a second driving signal structure disposed on the first driving signal structure; and a redistribution structure surrounding the second driving signal structure and electrically connecting the first driving signal structure and the second driving signal structure. The display device includes the complex circuit package having a vertically stacked structure, thereby reducing a dead space of the display device and shortening a signal transmission time.
Patent KR-20200026090-A (KR)
Title: Lens and light emitting device and method for manufacturing thereof
Inventor: OKAHISA TSUYOSHI
IPC: G02B3/00
Filed: 2019-08-27
Abstract: Provided are a lens and a light emitting device capable of reducing light leakage, and a manufacturing method thereof. The lens (1) is provided with: a cover unit (2) in which a lens unit (21), a connection unit (22), and a flange unit (23) are continuously formed of a first thermosetting resin; and a light-shielding unit (3) covering an outer side of the connection unit (22), and formed of a second thermosetting resin which has a higher light absorption or light reflectivity than the first resin.
Patent KR-20210025354-A (KR)
Title: Hose monitoring system and method for powder transfer
Inventor: LEE GEUM SUK
IPC: F16L11/04
Filed: 2019-08-27
Abstract: The present invention relates to a powder transfer hose monitoring system and a method thereof. The powder transfer hose monitoring system comprises: a sensor module installed on a powder transfer hose transferring powder and sensing whether damage to the hose due to the friction with the transferred powder is caused; and an analysis module inputting light into one end of an optical fiber applied to the sensor module, and monitoring the damage condition of the hose by analyzing the intensity of the light outputted from the optical fiber. The sensor module includes a plurality of optical fibers installed by being wound on the outer surfaces of different layers of the hose comprising a plurality of layers, thus monitoring the damage condition of the hose due to the friction during a powder transfer by installing the plurality of optical fibers on the powder transfer hose.
Patent KR-20210026298-A (KR)
Title: Manufacturing method of ultra fine ore briquette and ultra fine ore briquette manufactured thereby
Inventor: HAN JEONG WHAN
IPC: C21B3/04
Filed: 2019-08-29
Abstract: The purpose of the present invention is to provide a method for manufacturing ultra-fine ore briquettes, which are environmentally friendly and economical, and ultra-fine ore briquettes manufactured thereby. To this end, the present invention provides a method for manufacturing ultra-fine ore briquettes. The method comprises the steps of: manufacturing a mixture by mixing ultra-fine ore with water glass, but manufacturing the mixture by mixing 2 to 10 wt % of water glass with a total mixture; manufacturing a molded article by molding the mixture at a pressure of 2 to 6 ton/cm^2; and hardening the molded article by introducing carbon dioxide gas into the molded product, and the present invention provides ultra-fine ore briquettes, which are manufactured by the method, with a differentiation index of 80 to 100%. The method can use carbon dioxide generated in other processes, and does not use heat in a curing process, thereby being environmentally friendly and energy-friendly, and furthermore, does not use coke in the process of manufacturing ultra-fine ore briquette, thereby being economical.
Patent KR-20210026558-A (KR)
Title: Method for surface functionalizing cellulose nanofiber
Inventor: LEE HO IK
IPC: D06M13/252
Filed: 2019-08-30
Abstract: An embodiment of the present invention provides a method of introducing a thiol group to the surface of cellulose nanofibers, comprising the steps of: (a) preparing double sulfur cellulose nanofibers by heating after adding, to cellulose nanofibers, a mixed solution of N,N-dimethylacetamide (DMAc) solution, 3,3′-dithiodipropionic acid (DTDPA) and 1,1-carbonyldiimidazole (CDI); and (b) preparing thiol cellulose nanofibers by immersing the double sulfur cellulose nanofibers in an ammonium thioglycolate (AmTG) solution.
Patent KR-20210027872-A (KR)
Inventor: DONGHOON LEE
IPC: F25D29/00
Filed: 2019-09-03
Abstract: The present invention relates to a refrigerator. According to the present invention, the refrigerator comprises: a first tray forming a portion of an ice-making cell; a second tray forming the other portion of the ice-making cell; a heater for supplying heat to the ice-making cell; a cooler for supplying cold air to a storage chamber; and a control unit controlling the heater and the cooler. An operation mode of the refrigerator comprises a first mode and a second mode, and the control unit can control at least one between an additional cooling amount of the cooler and an additional heating amount of the heater in the first mode and the second mode to be different.
Patent KR-20210034362-A (KR)
Title: Catalyst compound, and method for producing formate salt compound and lactate compound using the same
Inventor: JANG HYE YOUNG
IPC: C07C53/06
Filed: 2019-09-20
Abstract: The present invention relates to a catalyst compound containing a transition metal coordinated with a ligand containing three chain-like imidazolium or triazolium functional groups, and a method for preparing a formate salt compound and lactic acid compound from glycerol and a carbonate salt compound by using the catalyst compound. The catalyst compound includes: a ligand represented by chemical formula 1; and a transition metal coordinated with the ligand. In chemical formula 1, R is a C1-C30 alkyl group, aromatic functional group or a hetero atom-containing functional group; n is an inteter of -1 to 5; X^- is an anion selected from halogens, hexafluorophosphate (PF_6^-), tetrafluoroborate (BF_4^-), tosyl group (OTs) and BAr_4^-.
Patent KR-20210037413-A (KR)
Inventor: LEE CHANG JU
IPC: H01M4/36
Filed: 2019-09-27
Abstract: The present invention relates to a negative electrode comprising a negative electrode active material layer, wherein the negative electrode active material layer includes a negative electrode active material, the negative electrode active material includes a carbon-based negative electrode active material, the carbon-based negative electrode active material includes a plurality of artificial graphite primary particles and an amorphous carbon-based material, sphericity of the artificial graphite primary particles is 0.800 to 1.000, and to a secondary battery comprising the same. The negative electrode has improved negative electrode adhesion and battery life properties.
Patent KR-20210041756-A (KR)
Title: Packaging case with cushioning function
Inventor: HWANG KI CHAN
IPC: B65D5/42
Filed: 2019-10-08
Abstract: According to the present invention, a packaging case, which is a packaging case forming a case cut and bent to package contents, includes: a first side part forming a cover side of the packaging case, and having a first combination part formed in a part; a second side part forming a lateral side of the packaging case; a third side part forming a bottom side of the packaging case, and having a first groove formed in a part; a fourth side part opposed to the second side part, and forming a lateral side of the packaging case; and a fifth side part having at least one overlapped with the first side part to form a cover side of the packaging case, and having a second combination part formed in a part. The first or second combination part passes via the first groove.
Patent KR-20210041936-A (KR)
Title: Continuous stirred tank reactor for aldol condensation
Inventor: LEE SHINBEOM
IPC: B01J19/00
Filed: 2019-10-08
Abstract: A continuous stirred tank reactor for an aldol condensation reaction, and an aldol condensation reaction device comprising the same, according to the present invention, have the effects of: even if the scale of equipment increases, preventing lowering of a conversion rate caused by the occurrence of dead zones, and having high productivity; significantly increasing a reaction surface area during a reaction; inhibiting layer separation of an aqueous phase and an organic layer; and remarkably decreasing the average particle diameter of organic layer particles dispersed in the aqueous phase and a deviation thereof. In addition, compared to the prior art, the used content of a catalyst per unit yield rate remarkably decreases, and costs required for waste water treatment can be significantly reduced in comparison with the prior art.
Patent KR-20210044424-A (KR)
Title: An opening device for spreading radioactive waste cutting line
Inventor: SUNGHOON HONG
IPC: B23D57/00
Filed: 2019-10-15
Abstract: The present invention relates to an opening device for spreading a radioactive waste cutting line, and more specifically, to an opening device for spreading a radioactive waste cutting line, which allows the cutting line formed during cutting radioactive waste to be arbitrarily spread, so that jamming in which a saw blade is caught in the cutting line and the rotation of the saw blade is slowed or stopped can be quickly solved. To this end, provided is the opening device for spreading the radioactive waste cutting line, which includes: a lifting unit installed above the cutting line of radioactive waste formed by the saw blade of a cutting device; a driving unit for generating power for elevating the lifting unit toward the cutting line; and an expansion pipe installed at the lower end of the lifting unit, entering the cutting line by the lowering of the lifting unit and pushing the cutting line to both sides to widen an interval between the cutting lines.
Patent KR-20210048116-A (KR)
Inventor: KIM TAE DONG
IPC: A47K3/30
Filed: 2019-10-23
Abstract: Provided is a simple shower booth, which is simply installed in a campsite or construction site to take a shower. The simple shower booth of the present invention comprises: a pillar inserted into the floor of any selected place; a screen formed of a detachable wall surface downwardly formed at the circumference of a roof surface while the roof surface placed on an upper surface of a plurality of grates having one end as a rotary central shaft and the other end installed as a free end in a radial direction of the circumference of a fixed holder installed at an upper side of the pillar is unfolded or folded together with the grates unfolded or folded in accordance with elevation of a movable holder by being coupled to supports radially installed at the movable holder in which the grates ascend and descend along the pillar at a middle part of the pillar; and an auxiliary screen unfolded or folded by interworking with the screen at an interval above the roof surface. The grates of the screen are formed of a water pipe. Also, the simple shower booth of the present invention further comprises: a manifold provided with a water inlet through which bath water is introduced and water outlet pipes radially provided at the circumference of a lower part in the pillar between the screen and the auxiliary screen; and flexible connectors for connecting the water pipes in substitution for the grates and the water outlet pipes of the manifold. Accordingly, one or more persons can take a shower at the same time by having bath water supplied through the manifold to be downwardly sprayed through the water pipes.
Patent KR-20210049623-A (KR)
Title: Printed circuit board module and Converter having the same
Inventor: YONG BIN LEE
IPC: H05K7/14
Filed: 2019-10-25
Abstract: An embodiment of the present invention relates to a printed circuit board module and a converter including the same. According to one aspect of the present invention, the printed circuit board module comprises: a first printed circuit board; a second printed circuit board disposed on an upper portion of the first printed circuit board; a connector having a lower end coupled to the first printed circuit board and an upper end coupled to the second printed circuit board; and a bracket coupled to the second printed circuit board, wherein at least a portion of the bracket is disposed to overlap the connector in up and down directions. Therefore, contact failure through the connector between the plurality of printed circuit boards can be prevented.
Patent KR-20210050968-A (KR)
Title: Apparatus For Medicine Infusion
Inventor: LEE BOO RAK
IPC: A61M39/02
Filed: 2019-10-29
Abstract: Disclosed is a drug injection device implanted between the skull and the subcutaneous layer of an animal. The disclosed drug injection device comprises: a main body positioned on the skull and implanted and fixed in the subcutaneous layer; a guide member for guiding a trocar needle so that the drug is injected into the cerebral parenchyma inside the skull of the animal; a cover member installed in the body, connected to the guide member in the center, and provided with a hole for guiding the drug injection trocar needle to be inserted; and a sealing member installed between the body and the cover member, and preventing the reverse flow of the drug and the introduction of external foreign substances.