baber/WOPTO huggingface dataset:
Patent KR-20200142450-A (KR)
Inventor: KANG DONG BAK
IPC: A47C1/032
Filed: 2020-04-11
Abstract: The present invention relates to a seat frame lifting type nonelectric chair for hair salons. According to the present invention, the seat frame lifting type nonelectric chair for hair salons includes: a seat frame (111) for installing a seat on which a user can sit; a back frame (112) connected to the rear end of the seat frame (111) to be rotatable; and a leg supporter (113) installed at the front end of the seat frame (111) to be rotatable by a first shaft pin (P1). Thus, the seat frame (111) can be lifted and lowered. The seat frame lifting type nonelectric chair for hair salons also includes: a rotary bracket (121) formed in the seat frame (111); a fixing bracket (122) formed on the leg supporter (113); and a rotation distribution member (130) having one end installed on the rotary bracket (121) to be rotatable by a second shaft pin (P2), and having the other end fixed to the fixing bracket (122), and rotating the leg supporter (113) in one direction, in which the leg supporter (113) is unfolded, around the first shaft pin (P1). Therefore, the seat frame lifting type nonelectric chair can have an advantage of lifting the seat frame up while pushing the leg supporter upward.
Patent KR-20210093709-A (KR)
Title: Semiconductor device and mehtod of manufacture
Inventor: Huang chen huang
IPC: H01L29/66
Filed: 2020-04-17
Abstract: A method for forming a gas spacer in a semiconductor device and a semiconductor device including the same are disclosed. According to one embodiment, the method comprises the following steps of: forming a gate stack on a substrate; forming a first gate spacer on a sidewall of the gate stack; forming a second gate spacer on a sidewall of the first gate spacer; removing the second gate spacer using an etching process to form a first opening, wherein the etching process is performed at a temperature of less than 0℃ and the etching process uses an etching solution containing hydrogen fluoride; and depositing a dielectric layer over the first gate spacer and the gate stack, wherein the dielectric layer seals the gas spacer in the first opening.
Patent KR-20210131584-A (KR)
Title: System for managing lottery purchasing user waiting
IPC: H04L29/08
Filed: 2020-04-24
Abstract: The present invention relates to a lottery ticket purchase access person waiting management system which comprises: sales servers that process information related to selling lottery tickets; a distribution server that monitors states of the sales servers and connects a user terminal to any one sales server capable of selling lottery tickets among the plurality of sales servers when there is an access request from the user terminal; and a management server configured to monitor a state of the distribution server and control the distribution server. According to the present invention, even if a plurality of lottery ticket purchasers access a service, the lottery ticket sales service can be continuously performed without interrupting the service.
Patent KR-20210133439-A (KR)
Title: A polarizing microscope measuring indoor pollution level and controlling an air purifier
IPC: G01N15/02
Filed: 2020-04-29
Abstract: The present invention relates to a polarizing microscope, including a stage, an objective lens, a collecting lens, a camera, an image recognition unit, and a controller. When the mode for measuring indoor pollution level is set, the polarizing microscope measures the pollution degree by shooting an enlarged image of fine dust, ultrafine dust, bacteria, viruses, bacteria, etc. According to the degree of pollution, a control command is transmitted to the air purifier through IoT communication. Thus, the polarizing microscope can quickly remove indoor pollutants.
Patent KR-20210142388-A (KR)
Title: Heat pump system using BIPVT's air heat
IPC: F25B41/20
Filed: 2020-05-18
Abstract: A heat pump system using air heat of a BIPVT in accordance with the present invention can maximize a performance coefficient of the system by absorbing a heat source of air produced by a BIPVT collector, through an outdoor heat exchanger, during a heating operation or a hot water supply operation, and by using the absorbed heat source as a heat source of a heat pump cycle. In addition, the system can use the heat source of the air produced by the BIPVT collector for water supply preheating during a cooling operation, such that the temperature of a hot water supply tank can be constantly secured. In addition, the system can recover condensation heat of a refrigerant from the outdoor heat exchanger during the cooling operation and transfers the recovered condensation heat to a buffer tank, so as to be used for the water supply preheating, such that the temperature of the hot water supply tank can be constantly secured. In addition, the system can prevent overcooling of the refrigerant by reducing the rotation speed of an outdoor heat exchange fan in accordance with the difference between a condensing temperature for a condensing pressure of the refrigerant measured by a pressure sensor and a temperature measured by a temperature sensor of the outdoor heat exchanger, during a cooling and hot water supply operation. In addition, the system can control the operation of at least one of the outdoor heat exchange fan and a second BIPVT heat source pump in accordance with the difference between the condensing temperature for the condensing pressure of the refrigerant measured by the pressure sensor and a temperature measured by a temperature sensor of a heating and cooling heat exchanger during a heating and hot water supply operation, such that the amount of heat exchange in the outdoor heat exchanger is increased, thereby compensating for overcooling of the refrigerant.
Patent KR-20210112215-A (KR)
Title: Droppingstep grate for incinerator
Inventor: KIM HONG BEOM
IPC: F23H7/08
Filed: 2020-05-25
Abstract: Disclosed is a grate for dropping off an incinerator, which can effectively prevent waste from flowing into a boundary gap between a drying end, an incineration end, and a post-incineration end during operation of the incinerator. The grate for dropping off the incinerator of the present invention comprises at least one moving grate row and at least one stationary grate row in the drying end, the incineration end, and the post-incineration end of the incinerator, respectively. The moving grate row and the stationary grate row are alternately arranged adjacent to each other. According to the present invention, in the incinerator in which a lower part of a front wall of a moving grate slides reciprocally relative to an upper wall of an adjacent fixed grate, a drop off end is formed at the boundary between the drying end, the incineration end, and the post-incineration end. In addition, a barrier wall is integrally formed to be extended below a shear wall so as to be in contact with the upper wall of the grate of the subsequent incineration end.
Patent KR-20200067817-A (KR)
Title: A Packet Mode Auto-detection for Multi-mode Wireless Transmission System, Signal Field Transmission for the Packet Mode Auto-detection and Gain Control based on the Packet Mode
Inventor: LEE IL GU
IPC: H04L29/02
Filed: 2020-06-05
Abstract: The present invention relates to a technique for automatically detecting a packet mode with high reliability while being compatible with the prior art in a wireless communication system supporting multi-mode packets. The present invention provides a method for automatically detecting a packet mode using a transmission speed and/or a packet length setting value included in a signal field of a transmission frame and a phase rotation state of the signal field. In addition, the present invention provides a method for transmitting the phase of a data tone and/or pilot tone after modulating the phase of a data tone and/or pilot tone by rotating the phase at an appropriate angle when transmitting a signal field so that it can be used for automatic packet mode detection.
Patent KR-20220000166-A (KR)
Title: Fragrant flower bowl air freshener
Inventor: KWON MI SUK
IPC: A61L9/01
Filed: 2020-06-25
Abstract: The present invention relates to a fragrant flower bowl air freshener, which is made of a mixture of gypsum powder and pigment to improve the quality of a plaster air freshener and to form in a shape of a flower bowl, which can be stored or attached to the inside of a vehicle or interior using a clip. This flower and leaf-shaped bowl-type air freshener is used in vehicles or indoors with a less occurrence of gypsum powder, less flying of gypsum powder, and excellent strength and durability without any occurrence of bubbles, thus resulting in a smooth appearance, a low defect rate and a long lasting of fragrance. Thus, the freshener can has an effect of being suitable for various spaces because it can keep a soft scent in the interior of a vehicle or a building for a long time, and express the shape of flowers or leaves.
Patent KR-20220001227-A (KR)
Title: Battery Module Comprising Heat Dissipation Member and Method for Preparing the Heat Dissipation Member
Inventor: CHO YOUNG BUM
IPC: B29C45/14
Filed: 2020-06-29
Abstract: The present invention relates to a battery module and a method for manufacturing a heat dissipation member, wherein the battery module includes: a battery cell stack in which a plurality of pouch-type battery cells are stacked; the heat dissipation member disposed on the upper surface of the battery cell stack; and a battery module housing for accommodating the battery cell stack and the heat dissipation member therein, wherein the heat dissipation member has a through hole in a heat dissipation plate facing the battery cell stack, and a sealing member is added to the through hole. The battery module can effectively prevent thermal runaway of an ignited battery cell while minimizing an increase in the volume of the battery module.
Patent KR-20220002015-A (KR)
Title: Turn/Tilt Window
Inventor: TAK JOON MO
IPC: E05D15/42
Filed: 2020-06-30
Abstract: The present invention is to provide a turn/tilt combined window, which can very easily switch to a turn window and a tilt window only by manipulation of a handle, and can improve assemblability by simplifying the structure of a turn/tilt driving and transmitting means. The present invention provides a turn/tilt combined window, in which a button for switching to a tilt window, and an advancing and retreating rod and an L shaped link attached thereto are excluded, a wedge shaft operated to advance and retreat together with a handle performs a tilt window switching operation, a handle shaft connected to the handle performs a turn window switching operation, and a window is switchable for the purpose of turning or tilting with operations of rotating and advancing/retreating only the handle by forming a key on a disc of a handle head to be restricted or released by a locking jaw of a substrate.
Patent KR-20220006211-A (KR)
Title: Novolac polymer including nitrile and ether
Inventor: CHOI HANYOUNG
IPC: C07C255/53
Filed: 2020-07-08
Abstract: The present invention relates to a novolak polymer comprising a nitrile group and an ether group, and a hard mask composition comprising the same. The hard mask composition of the present invention satisfies etching resistance, solubility, and flatness at the same time.
Patent KR-20220006374-A (KR)
Inventor: KOO HYUN JIN
IPC: H01L31/0224
Filed: 2020-07-08
Abstract: Disclosed are: a composition for forming a solar cell electrode, which comprises a conductive powder, a glass frit, and an organic vehicle, wherein the glass frit includes lead (Pb), tellurium (Te), lithium (Li), copper (Cu), and a first element, wherein the first element is at least one of indium (In), aluminum (Al), gallium (Ga), and thallium (Tl), and a molar ratio of copper (Cu) to the first element is 1 : 0.5 to 1 : 15, and a total mol% of copper (Cu) and the first element is 0.5 to 5 mol%; and the solar cell electrode formed from the same.
Patent KR-20220007916-A (KR)
Inventor: LEE TAEK SEUNG
IPC: A61K9/51
Filed: 2020-07-13
Abstract: The present invention relates to: a mesoporous silica nanoparticle drug delivery complex which introduces Prussian blue and poly(N-isopropylacrylamide) into mesoporous silica nanoparticles having a large specific surface area and porosity to control the release of dyes and drugs by infrared irradiation, thereby maximizing the efficacy of dyes and drugs, and minimizing side effects; and a method for manufacturing the same.
Patent KR-20220007994-A (KR)
Title: Display device
Inventor: YUN HYUNG KWON
IPC: G09F9/30
Filed: 2020-07-13
Abstract: Disclosed is a display device capable of freely adjusting the position with respect to a fixed body in left and right directions and/or vertical directions. The display device comprises: a display panel; a back cover covering the back of the display panel; a pin coupled to the back cover behind the back cover; and a hanger assembly positioned behind the back cover, and allowing the pin to be separably hung thereon. The hanger assembly includes: a line extended longitudinally; an opening ring connecting a section of the line which is cut, and allowing the pin to be hung thereon; and a holder separated from the open ring in the longitudinal direction of the line, and allowing the line to be hung thereon. The distance between both ends of the open ring connected to the line is smaller than the diameter of the portion of the pin hung on the open ring.
Patent KR-20220016401-A (KR)
Title: Heating film
Inventor: CHUNG SO LA
IPC: H05B1/02
Filed: 2020-07-31
Abstract: An objective of the present invention is to provide a heating film with improved safety by recognizing and controlling a touch of a user. Presented is the heating film comprising: a base layer made of a polymer resin material; a plurality of electrode lines arranged to be spaced apart from each other on the base layer; a support layer disposed between the electrode lines, formed of a thermally conductive material, and formed in a mesh shape; and a heating layer made of a carbon composite material that both ends thereof are respectively connected to the electrode line, and the heating layer emits radiant heat when power is supplied.
Patent KR-20220016647-A (KR)
Inventor: MOON JUN UI
IPC: B65D75/58
Filed: 2020-08-03
Abstract: The present invention relates to a disposable packing container of oils such as perilla oil, which comprises: a storage unit (10) recessed in a predetermined shape to store an object; a taping surface (20) having a surface expanded along an outer circumferential surface of an opened surface of the storage unit; an extra extension unit (30) having one side expanded to be larger than the taping surface (20) with respect to the storage unit (10); and a finishing surface (50) coming in surface-contact with the taping surface (20) or with the taping surface (20) and the extra extension unit (30) to be bonded.
Patent KR-20220021985-A (KR)
Inventor: JANG DAE HWAN
IPC: H01L25/065
Filed: 2020-08-14
Abstract: A display device is provided. The display device comprises: a substrate including a display area and a non-display area and having a first portion of a through hole passing through the display area in a thickness direction; an etching stopper disposed on one surface of the substrate and having a second portion of the through hole connected to one end of the first portion of the through hole; a display layer disposed on one surface of the etching stopper and having a connection line disposed on the second portion of the through hole; an insulating film disposed on the other surface opposite to the one surface of the substrate and having a third portion of the through hole connected to the other end opposite to the one end of the first portion of the through hole; and a pad unit disposed on the other surface of the insulating film and connected to the connection line through the through hole.
Patent KR-20210040777-A (KR)
Title: Memory device and manufacturing method thereof
Inventor: NAM JAE LEE
IPC: H01L27/11582
Filed: 2020-08-18
Abstract: The present technology includes a memory device and a manufacturing method thereof. The memory device includes a stacked structure in which a cell region and a slimming region are defined and insulating films and conductive films are alternately stacked; vertical channel structures passing through the stacked structure in the cell region; an supports passing through the stacked structure in the slimming region, have different heights depending on the stacked height of the slimming region, and have the vertical channel structures; an etch stop layer formed on the stacked structure and includes carbon; and contact plugs passing through the etch stop layer and connected to the conductive layers. It is possible to form supporters for preventing the tilting of a memory block and simplify manufacturing processes.
Patent KR-20220022682-A (KR)
Inventor: JUNG MOON YOUN
IPC: H01L23/498
Filed: 2020-08-19
Abstract: The present invention relates to a technique for precisely aligning semiconductor devices to be stacked in stacking the semiconductor devices. The present invention relates to an alignment inspection apparatus and method for realizing a method of forming an alignment pattern on a lower main substrate and matching the alignment pattern on a main substrate with the boundary line of the thickness of the semiconductor device to be stacked. The present invention relates to a method of emitting a laser beam irradiated from an inspection apparatus for alignment to the side surface of a semiconductor device to be stacked, and matching the image of the side surface of the semiconductor device reflected including the boundary surface of the semiconductor device with an alignment pattern engraved on a main substrate.
Patent KR-20220026282-A (KR)
Title: In-wheel Motor For Electric Vehicle
Inventor: KIM TAE KYU
IPC: B60K7/00
Filed: 2020-08-25
Abstract: The present invention discloses an in-wheel motor for an electric vehicle. The disclosed in-wheel motor for the electric vehicle comprises: a stator module in which three-phase coil is wound on an iron core and which is connected with a knuckle of the vehicle; a rotor module in which the stator module is connected to be rotatable and an outside is coupled to a tire wheel of the vehicle; a rotor heat radiation unit provided on an outer surface of the rotor module and radiating heat in a housing of the rotor module; and a magnet fixing unit provided inside the housing so that permanent magnets are coupled at equal intervals in the housing. Accordingly, the present invention can improve a heat radiation effect of the rotor module and a coupling force of the permanent magnets of the rotor module.
Patent KR-20220027336-A (KR)
Inventor: KIHWAN LEE
IPC: F25J1/02
Filed: 2020-08-26
Abstract: Disclosed is a flow rate adjustment system for LNG liquefaction. According to an embodiment of the present invention, the flow rate adjustment system for the LNG liquefaction includes: a heat exchanger configured to generate an LNG by performing heat exchange between a refrigerant compressed, cooled, and expanded by a compressor, a cooler, and an expander and a natural gas, and connected to a storage tank for storing the LNG through a supply line; a high selector for selecting a higher value by comparing an LNG flow rate value that is input to increase a LNG flow rate with a preset LNG flow rate value; an LNG flow rate controller for adjusting an LNG flow rate value provided in the supply line based on the LNG flow rate value selected by the high selector; a low selector for selecting a lower value between a current LNG flow rate value that is gradually increased according to the LNG flow rate value selected by the high selector and the LNG flow rate value that is input to increase the LNG flow rate by comparing the current LNG flow rate value with the LNG flow rate value that is input to increase the LNG flow rate; and a refrigerant flow rate controller for adjusting a flow rate of the refrigerant expanded by the expander based on the LNG flow rate value selected by the low selector. Accordingly, efficiency of an LNG liquefaction process is increased.
Patent KR-20220028283-A (KR)
Inventor: JANG SE JIN
IPC: G06K9/00
Filed: 2020-08-28
Abstract: Provided are a method and system for sales management of a contact lens, wherein the system includes: one or more user terminals which receives a prescription, transmits a purchase request message including user information, and performs purchase approval and payment; one or more ophthalmic clinic terminals which receive a query about the validity of the prescription and respond to the query; one or more contact lens manufacturer terminals which transmit information on contact lenses manufactured by a contact lens manufacturer company and deliver the contact lenses to the user in response to a delivery request; and a sales management server which communicates with the user terminals, the ophthalmic clinic terminals, and the manufacturer terminals and performs a purchase and sales management procedure of the contact lenses. Accordingly, the user can easily obtain information on contact lenses which are suitable for his or her eye condition, appearance, and taste.
Patent KR-20210136803-A (KR)
Title: A Transformer with built-in primary and secondary coil elements
IPC: H01F27/30
Filed: 2020-09-02
Abstract: The present invention relates to a transformer with built-in primary and secondary coil elements. According to the present invention, the transformer includes: a casing (Ca) including a casing body (310) formed with a seating space (S1) and a cover (320) detachably fastened to the casing body (310) so as to open/close the seating space (S1) of the casing body (310); a primary-side coil element (100) inserted into the seating space (S1) of the casing body (310); and a secondary-side coil element (200) coming into contact with the primary-side coil element (100) to be inserted into the seating space (S1) of the casing body (310), and generating an induced current by a current applied to the primary-side coil element (100), wherein the secondary-side coil element (200) and the primary-side coil element (100) are simultaneously charged in the seating space (S1) of the casing body (310) closed by the cover 320, thereby enhancing a coupling efficiency, reducing a thickness of the transformer, and improving insulation characteristics.
Patent KR-20220032690-A (KR)
Title: Bottom spacer grid of a nuclear fuel assembly
Inventor: NAM CHAE YOUNG
IPC: B01D35/02
Filed: 2020-09-08
Abstract: The present invention relates to a bottom spacer grid of a nuclear fuel assembly having a foreign substance filtering function that can be produced by using 3D printing with a high degree of freedom while excluding sheet metal processing and welding processing. The bottom spacer grid (100) of the nuclear fuel assembly has square lattice cells having inner lattice surfaces (111) forming a square lattice. The lattice cells (110) comprise: a spring (120) formed to protrude on each of the four inner lattice surfaces (111) and formed to support a fuel rod; and a foreign substance filtering unit (130) consisting of two or more ribs crossing with each other in each corner.