baber/WOPTO huggingface dataset:
Patent KR-20220162295-A (KR)
Title: Forward-reverse converter device for a net hauler motor
Inventor: JONG SU KAE
IPC: H02P7/03
Filed: 2021-06-01
Abstract: Disclosed is a forward-reverse converting device for a net hauler motor. The forward-reverse converting device for a net hauler motor according to an aspect of the present invention comprises: a casing which forms an accommodating space opened in one side inside; a plurality of contacts which are fixed to the casing inside the accommodating space; a rotating unit which is rotated around a virtual rotating axis extending along an axis direction by being arranged to be adjacent to the plurality of contacts and being combined with the casing to be rotated; a connecting unit which is provided on the outer surface of the rotating unit and allows flow of current; and a shaft which is combined with the rotating unit, and extends along the axis direction. Herein, at least one among the contacts in contact with the connecting unit when the rotating unit is arranged at a first rotating angle is different from a contact in contact with the connecting unit when the rotating unit is arranged at a second rotating angle. According to an embodiment of the present invention, the forward-reverse converting device for a net hauler motor has a high waterproof performance, and prevents a malfunction even through there is moisture penetration.
Patent KR-20220164213-A (KR)
Title: Monitoring method for learning concentration of non-face-to-face learner
Inventor: KIM KWANG SU
IPC: G06K9/00
Filed: 2021-06-04
Abstract: Disclosed is a monitoring method for learning concentration of a non-face-to-face learner, and more specifically, a method for effectively monitoring learning concentration through a simple system without the need for system calibration. The present invention relates to a method of monitoring learning concentration of a non-face-to-face learner by using a terminal of the learner having a fixed camera, comprising the steps of: receiving, by an image receiving unit of a management server, an image at predetermined time intervals through the camera; detecting a face from the received image by a control unit of the management server; and detecting eyes from the received image by the control unit, wherein the control unit determines that learning is focused when image frames obtained by detecting faces or eyes from among image frames collected during a predetermined time interval is greater than or equal to a predetermined ratio and measures learning concentration by accumulating history of the determination of whether the learning is focused, and the measured learning concentration is updated in real time and transmitted to a manager's terminal.
Patent KR-20220167952-A (KR)
Title: Heterogeneous pipe connection assembly between polyolefin pipe and general pipe
Inventor: KIM WAN GOO
IPC: F16L47/24
Filed: 2021-06-15
Abstract: According to an embodiment of the present invention, a heterogeneous pipe connection assembly comprises: a connecting body part having one end having an open shape so that a first pipe can be inserted, and having the other end having an open shape so that a second pipe can be inserted; one coupling part coupled to the end of the connecting body part so that the first pipe inserted into the end of the connecting body part is not separated from the connecting body part; and the other coupling part coupled to the other end of the connecting body part so that the second pipe inserted into the other end of the connecting body part is not separated from the connecting body part. The connecting body part can have: one inner surface for providing one inner space in which the first pipe is inserted and positioned; and a guide inner surface having the second pipe externally fitted thereon, and for providing a guide space that guides a fluid discharged from the first pipe toward the second pipe, and forming a step with the inner surface. Therefore, installation processes can be simplified.
Patent KR-20220169741-A (KR)
Title: Actuator module of vertical horizontal direction change type for differential power
Inventor: HUR SUN HO
IPC: F16H57/037
Filed: 2021-06-21
Abstract: The present invention relates to a differential power horizontal-vertical switchable actuator module, which is installed on a seat bogie on which a seat of a vehicle is installed and which can move along a rail so as to allow a power transmission function and a self-locking function to be performed. The differential power horizontal-vertical switchable actuator module comprises: an actuator which rotates a horizontal drive shaft formed in the horizontal direction as a whole; a first gear box which is connected to one side end of the horizontal drive shaft and transfers rotational power from the one side of the horizontal drive shaft by switching the direction to a first vertical rotation shaft which is in the vertical direction as a whole; and a second gearbox which is connected to the other side end of the horizontal drive shaft and transfers rotational power from the other side of the horizontal drive shaft by switching the direction to a second vertical rotation shaft which is in the vertical direction as a whole.
Patent KR-20220169786-A (KR)
Title: Insert type lamp
Inventor: PARK SUNG HYUN
IPC: F21V21/088
Filed: 2021-06-21
Abstract: The present invention relates to an embedded lamp with an appearing bracket which facilitates the manufacture and installation of an embedded lamp by projecting and storing a bracket lifted by a clamping bolt in a main body of a lamp fixture, particularly a main body of a frame structure produced by extrusion, and allows rotation of the bracket even at a position close to a wall by using a rectangular structure provided on a rotating part of the bracket to bind the bracket stored in an accommodation groove of the main body to an installation wall while the bracket accurately protrudes out of the main body to conveniently install and remove the embedded lamp. To achieve the objective, the embedded lamp with an appearing bracket comprises: a lamp fixture including a main body having an insertion hole formed by drilling an upper protrusion part and a lower protrusion part forming an accommodation groove of which the outside is opened and an outer wall to which the upper protrusion part and the lower protrusion part are connected, and a light source mounted on the main body; a clamping means consisting of a clamping bolt inserted through the insertion hole, and a loosening prevention nut fastened to a screw part of the clamping bolt at the upper surface of the upper protrusion part; and a bracket having a rotating part having a stopping hole allowing the screw part of the clamping bolt to be inserted thereinto to be stopped thereon and a separation groove part and a stopping part on the inner end thereof, and a support part bent and connected downwards from the outer end of the rotating part. The bracket can be stored in the accommodated groove, and the support part is supported on the inside of an installation wall to be installed.
Patent KR-20210080317-A (KR)
Title: A sheet and an optical fingerprint scanner
Inventor: SONG MIN SOO
IPC: G02B5/20
Filed: 2021-06-22
Abstract: The present application relates to an optical fingerprint recognition sheet and a device comprising the same. According to one example of the present application, provided is a sheet and a device, which have excellent user identification or authentication capabilities through fingerprints, and are applied to a large-area display device so as to enable a plurality of fingerprint patterns to be recognized without being influenced by each other. The sheet includes: a lower low refractive layer; a light control layer positioned on the lower low refractive layer and having a first light control part and a second light control part; an upper low refractive layer positioned on the light control layer; and a transparent base layer.
Patent KR-20230000783-A (KR)
Inventor: RYOU SEUNG HYUN
IPC: C11D3/12
Filed: 2021-06-25
Abstract: The present invention relates to a composition for cleaning a semiconductor wafer and a method for cleaning a semiconductor wafer using the same. In one embodiment, the composition for cleaning a semiconductor wafer includes mineral powder. The mineral powder is prepared from a mineral mixture including alunite, barite, nepheline, silica, wollastonite, calcite, spinel, garnet, dolomite, magnesite, vermiculite, pumice and opal. One objective of the present invention is to provide a composition for cleaning a semiconductor wafer which is excellent in removing residues on the surface of the semiconductor wafer and inside trenches.
Patent KR-20230001742-A (KR)
Title: Weft inserting apparatus of rapier loom weaving multilayer fabric
Inventor: KIM SUNG KYU
IPC: D03D47/27
Filed: 2021-06-29
Abstract: The present invention relates to a weft inserting apparatus of a rapier loom weaving multilayer fabric. The weft inserting apparatus comprises: two rapier shafts which are arranged up and down, respectively, on an inner left side and an inner right side of a weft inserting portion of a loom body and are installed to be transferred left and right; rapier heads which are installed on inner sides of the rapier shafts to insert a weft; and rapier transfer units which are installed on an outer left side and an outer right side of the weft inserting portion of the loom body and transfer the rapier shafts and the rapier heads left and right. The rapier transfer units include: an operating cam which is connected to a drive motor to rotate in one direction; a follow lever which rotates upward or downward according to the rotation of the operating cam; a connecting rod which transmits the rotation of the follow lever to an operating gear; the operating gear which is connected to the follow lever through the connecting rod to rotate in the same direction as the rotating direction of the follow lever; and a pinion gear which is connected to the operating gear to transfer the rapier shafts and the rapier heads left and right while rotating left or right. Therefore, the weft inserting apparatus can stably convert the rotational force of the operating cam, which rotates in one direction during the operation of the drive motor, into the forward and reverse rotation of the pinion gear and can transmit the same to the rapier shafts so that the rapier shafts and the rapier heads can reciprocate left and right, thereby stably inserting the weft into the upper and lower fabrics of multilayer fabric.
Patent KR-20230004046-A (KR)
Inventor: CHOI DO HYUK
IPC: A23L35/00
Filed: 2021-06-30
Abstract: The present invention relates to an automatic washing apparatus for Protaetia brevitarsis seulensis larvae, which includes a sorting device, a conveyor belt, a washing device for removing impurities, a double boiler, and a tray device. According to the present invention, safety of Protaetia brevitarsis seulensis larvae as a food can be increased through a washing process of the same. Therefore, the present invention can contribute to the production of Protaetia brevitarsis seulensis larvae with uniform quality of products.
Patent KR-20210086595-A (KR)
Title: Variation tolerant read assist circuit for sram
Inventor: FUJIWARA HIDEHIRO
IPC: G11C11/419
Filed: 2021-07-01
Abstract: The present invention relates to a read assist circuit selectively providing read assist to memory cells during the read operation of the memory cells. The read assist circuit includes a voltage divider circuit and write line driver circuits. The voltage divider circuit divides a power source voltage and provides a source write line voltage at the output of the voltage divider circuit to the write line driver circuits. Each write line driver circuit receives the source write line voltage and selectively applies the source write line voltage to a corresponding write line in accordance with a corresponding individual enable signal controlling each write driver circuit. In addition, each write line driver circuit is coupled to the corresponding memory cell through the corresponding write line so that a corresponding write line provides a corresponding write line voltage and read assist is provided during the read operation.
Patent KR-20230010339-A (KR)
Title: Dome-type sauna equipment
Inventor: IN GUK JUNG
IPC: A61H33/06
Filed: 2021-07-12
Abstract: The present invention relates to a dome-type sauna device. The present invention relates to a dome-type sauna device comprising: an outer cover curved in a dome shape and covering the exterior of the dome-type sauna device so as to prevent malfunction due to the penetration of foreign matters; a heat blocking member stacked on the inside of the outer cover and preventing heat from leaking to the outside when the dome-type sauna device operates; and a carbon heating panel stacked on the inside of the heat blocking member, blocking electromagnetic waves and providing radiant heat using the resistance of carbon fibers. The dome-type sauna device comprises: a fixing frame curved in a dome shape so that the outer cover, the heat blocking member, and the carbon heating panel are inserted to be fixed thereto; a far infrared ray radiation member provided in the carbon heating member so that far infrared rays are emitted by heat emitted from the carbon heating member, and fixed to the fixing frame; a moving means consisting of fixing panels to which the fixing frames are inserted to be fixed, and wheels provided at the lower portion of the fixing panels so as to move the dome-type sauna device; and a control unit consisting of a power switch for applying the power of the carbon heating panel and a temperature control switch controlling the heat temperature of the dome-type sauna device to a temperature desired by a user. The present invention provides a dome-type sauna device formed to allow a user to enjoy a sauna for a desired body part, especially, conveniently enjoy sauna even in a sitting posture.
Patent KR-20230011116-A (KR)
Inventor: YOU JUNG HUN
IPC: C08G18/10
Filed: 2021-07-13
Abstract: Provided are: an optical film, which includes a first layer and a second layer laminated on a lower surface of the first layer via a first primer layer, wherein the first primer layer is formed of a composition containing a urethane-based polymer and an isocyanate-based curing agent, wherein the urethane-based polymer includes a repeating unit derived from an alicyclic isocyanate-based compound, and the isocyanate-based curing agent includes an isocyanate-based trimer; a polarizing plate comprising the same; and an optical display apparatus comprising the same.
Patent KR-20220009895-A (KR)
Inventor: LEE HOO YONG
IPC: C09K19/20
Filed: 2021-07-15
Abstract: The present invention relates to a liquid-crystalline medium having negative dielectric anisotropy and a high clearing point as specified in the present application, and to a use of the liquid crystal medium in a switchable optical cell of a window element, especially a stacked window element. A method for manufacturing a window element comprises the steps of: providing a switchable optical cell including a switchable layer interposed between a first transparent substrate and a second transparent substrate, wherein the switchable layer includes a liquid-crystalline medium having a negative dielectric anisotropy, a clearing point of 115℃ or greater, and an optical anisotropy (Δn) of 0.10 or less; and stacking the switchable optical cell on a third substrate.
Patent KR-20230012242-A (KR)
Title: Pattern Film Capacitor
Inventor: PARK DEA JIN
IPC: H01G4/30
Filed: 2021-07-15
Abstract: The present invention relates to a two-series pattern film capacitor of a dielectric 3-volume method, which comprises: a first both-surfaces depositing film unit (110); a second plastic film unit (120); and a third security film unit (130). The first both-surfaces depositing film unit (110) forms a first metal depositing unit (113) in which metal is deposited on both surfaces (one surface and the other surface) of a first plastic film (111) on both surfaces of a width direction, and continuously forms a first non-depositing unit (115) in which metal between the first metal depositing units (113) is not deposited on both surfaces (one surface and the other surface) in a longitudinal direction. The second plastic film unit (120) is positioned between the first both-surfaces depositing film unit (110) and a one-surface depositing film unit (130), and is composed of second plastic. The third security film unit (130) is positioned in the other side of the second plastic film unit (120), is metal-deposited on one surface (a part touched to the other surface of the second plastic film unit (120)) of a third plastic film (131), and forms a margin unit (132) in which the metal is not deposited in both ends of one surface of the third plastic film (131). The two-series pattern film capacitor of a dielectric 3-volume method comprises: a capacitor device which is wound by sequentially laminating the first both-surfaces depositing film unit (110), the second plastic film unit (120), and the third security film unit (130). The present invention can prevent leakage current.
Patent KR-20230013209-A (KR)
Title: An electric vehicle
Inventor: CHO DAE SUNG
IPC: B60K7/00
Filed: 2021-07-16
Abstract: The present invention relates to an electric vehicle. According to the present invention, the electric vehicle comprises: at least a motor; an internal battery for driving the motor; and a replaceable battery for driving the motor. The internal battery can be charged through a self-charging terminal, and the replaceable battery can be impossible to be charged through the self-charging terminal.
Patent KR-20210095606-A (KR)
Title: A control method of an electroceuticals for the treatment of epilepsy with an electromagnetic disturbance prevention function
Inventor: LEE HYEON UNG
IPC: A61N1/375
Filed: 2021-07-22
Abstract: The present invention relates to a method for controlling an electronic drug for treating epilepsy which is embedded under the skin to provide electrical stimulation to nerves and can be wirelessly charged. According to the present invention, a wirelessly chargeable electronic drug for treating epilepsy comprises: a housing defining an appearance; an electrical stimulation generation unit disposed inside the housing and generating electrical stimulation provided to nerves; a battery supplying power to the electrical stimulation generation unit and being repeatedly charged; and a power reception unit disposed inside the housing and converting a magnetic field generated by an external wireless charger into current to supply the current to the battery. The electrical stimulation generation unit stops operation when wireless charging starts.
Patent KR-20230015033-A (KR)
Title: Apparatus and method for remapping of memory
Inventor: KIM JUNGRAE
IPC: G06F11/10
Filed: 2021-07-22
Abstract: A memory device according to an embodiment includes: a memory comprising a plurality of cells; a first ECC unit for detecting a cell in which an error has occurred; an extra storage unit including a remapping area for remapping the detected cells; and a control unit for receiving the error information and controlling the remapping of the extra storage unit in a cell area where the error occurred. The embodiment may calculate reliability for remapping by performing dynamic remapping on a cell in which an error is detected.
Patent KR-20230016119-A (KR)
Inventor: LEE KYUNG HEE
IPC: C09D201/00
Filed: 2021-07-23
Abstract: The present invention provides a display apparatus with improved reflectance, the display apparatus comprising a substrate, a display element disposed on the substrate, a low reflectance layer disposed on the display element and including an inorganic material, an encapsulation layer disposed on the low reflectance layer and including a pigment and a first organic material, and a reflection control layer disposed on the encapsulation layer and including a pigment and a second organic material.
Patent KR-20230015763-A (KR)
Title: Apparatus for controlling bi-directional on board charger of electric vehicle and method thereof
Inventor: KIM JAE HYUN
IPC: B60L55/00
Filed: 2021-07-23
Abstract: The present invention relates to an apparatus for controlling a bi-directional on board charger (OBC) of an electric vehicle and a method thereof, which are able to branch a line supplying power to an indoor power outlet of the electric vehicle from a random line excluding a single-phase alternating current (AC) charging line among three-phase AC input lines, measure a required current of an electronic device connected to the indoor power outlet, control the bi-directional OBC based on the required current, supply power to the electronic device connected to the indoor power outlet even while the electric vehicle is operating in a charging mode or a vehicle to grid (V2G) mode, and increase both the power consumption of the indoor power outlet and the power consumption of an outdoor power outlet. To this end, according to the present invention, the apparatus can comprise: an indoor power outlet receiving power through a random line excluding a single-phase AC charging line (L1) among three-phase (L1, L2, L3) AC input lines; a sensor measuring a required current of an electronic device connected to the indoor power outlet; and a control unit controlling a bi-directional OBC based on the required current.
Patent KR-20230016983-A (KR)
Inventor: HAN KYOUNG KU
IPC: B01L7/00
Filed: 2021-07-27
Abstract: A cell thawing device is provided. The cell thawing device according to one embodiment of the present invention comprises: a thawing unit including a heating block including a first heating block and a second heating block which form a heating space for heating a container in which a predetermined amount of biological material including cells is stored, a heater installed on the heating block to provide heat to the heating block, and an insulating block coupled to the heating block to surround the heater; a driving unit including a motor which provides a driving force, a rotating member axially coupled to a rotary shaft of the motor, a movable member which moves up and down along with the rotating member, a support pin coupled to the movable member so as to move up and down together with the movable member and support a lower portion of the container, and a power transmission member mutually connecting the movable member and the thawing unit so that the first heating block and the second heating block each can linearly move in left and right directions by the driving force of the motor; and a control unit which controls the operation of the thawing unit and the driving unit. According to the present invention, a plurality of containers can be thawed at the same time, and thus, energy consumption efficiency can be improved.
Patent KR-20230020264-A (KR)
Inventor: YOUN SANG JO
IPC: E02D5/58
Filed: 2021-08-03
Abstract: The present invention relates to a sensing line insertion PHC pile and a soundness measuring apparatus thereof. The sensing line insertion PHC pile of the present invention comprises: a PHC pile used for a lower part foundation work of a structure; and a sensing line unit formed in the longitudinal direction of the PHC pile. Accordingly, whether or not the sensing line unit is damaged may be measured to determine whether the PHC pile is damaged.