baber/WOPTO huggingface dataset:
Patent KR-20210015340-A (KR)
Inventor: KIM JAE SUNG
IPC: B04C3/00
Filed: 2019-08-01
Abstract: One embodiment of the present invention relates to an axial flow cyclone device for separating particles from a fluid flowing in an up-down axial direction. The axial flow cyclone device comprises: a casing in which a hollow is formed in a vertical direction; a vortex finder having a hollow in the vertical direction, wherein at least a portion of the vortex finder is disposed inside the casing; and guide vanes extending in a spiral direction to the outer peripheral surface of the vortex finder. The plurality of guide vanes has an area of a lower surface formed to be wider than an area of an upper surface. The thickness of the lower surface may be gradually increased along a radial direction from the outer peripheral surface side of the vortex finder.
Patent KR-20210016991-A (KR)
Title: Touch Prove
Inventor: LEE MIN LYUL
IPC: G01B5/012
Filed: 2019-08-06
Abstract: According to an embodiment of the present invention, a touch probe comprises: a lower cover coupled to a lower end of a housing; a PCB installed on a bottom surface of the lower cover; a sensor housing accommodated in the housing, and installed at an upper side of the PCB; a shaft movably installed in an inner space of the sensor housing; a connection pin coupled to the shaft, and extending in a radial direction of the shaft; a sensor housing cover having the shaft to penetrate the center thereof, and coupled to an upper end of the sensor housing; a ball installed on the sensor housing cover to be in contact with the connection pin; a spring hole formed in the sensor housing, and vertically aligned at a position of the ball; and a connection spring inserted into the spring hole, and being in contact with the PCB and the ball to perform electric connection. Accordingly, the accuracy and measurement time can be improved.
Patent KR-20210017524-A (KR)
Title: Semiconductor package and method of fabricating the same
Inventor: PARK SOO JAE
IPC: H01L23/532
Filed: 2019-08-08
Abstract: Provided is a semiconductor package which has excellent reliability and can be inexpensively manufactured. The semiconductor package comprises: a semiconductor substrate; a conductive pad on the semiconductor substrate; a redistribution conductor electrically connected to the conductive pad; a covering insulator partially exposing the redistribution conductor and covering the redistribution conductor; and an aluminum oxide layer, under the covering insulator, being directly in contact with an upper surface of the redistribution conductor and extending along the upper surface of the redistribution conductor.
Patent KR-20210017652-A (KR)
Title: topper with pocket spring
Inventor: KIM YOUNG GUL
IPC: A47C27/06
Filed: 2019-08-09
Abstract: The present invention relates to a topper having a pocket spring, which is hygienically safe. The topper having a pocket spring of the present invention comprises: an outer cover (10) made of a flexible cloth; an inner cover (20) inserted into an inner cover filling space (11) of the outer cover (10); a cushion material (30) installed in a cushion material installing space (25) of the inner cover (20); and a pocket spring unit (40) installed in a unit installation space (24).
Patent KR-20210019737-A (KR)
Title: push operated safety bar brake for wheelchairs
Inventor: HAN SEUNG MIN
IPC: A61G5/10
Filed: 2019-08-13
Abstract: The present invention relates to a safety bar brake operated by pressing for a wheelchair. More specifically, the present invention relates to a safety bar brake operated by pressing for the wheelchair, which is able to stop when the rider presses it by his/her upper body or hand on a downward slope. The present invention aims to provide the safety bar brake operated by pressing for the wheelchair which is able to allow the elderly or the infirm with a low reaction speed and any rider who is not well aware of how to stop the wheelchair by the hand or upper body when they need to stop suddenly, and to allow the user to rapidly stop at any time. To this end, according to the present invention, the safety bar brake operated by pressing for the wheelchair comprises: a brake pad which stops a wheel by making a friction with the wheel when the safety bar is pressed; a wheelchair connection unit connected to both sides of a back plate of the wheelchair to make a space for the user to lift the safety bar when getting into or out of the wheelchair; a safety bar which allows the user to stop by pressing a brake pad supporter and which prevents the user from being pushed out of the wheelchair in an accident; and the brake pad supporter which supports the brake pad to allow the brake pad to keep its position when stopping the wheelchair and to allow the brake pad to make friction properly with the wheel. According to the present invention, there are effects to allow a user who is among the elderly and the infirm or who is not well aware of how to stop the wheelchair by pressing the brake by the hand or upper body when the user needs to suddenly stop, thereby allowing the user to rapidly stop the wheelchair at any time.
Patent KR-20210020424-A (KR)
Title: Novel transition metal compound and method for preparing polyethlene using the same
Inventor: SEO UE RYUNG
IPC: C08F210/16
Filed: 2019-08-14
Abstract: The present invention provides: a novel transition metal compound that exhibits high catalytic activity with excellent support stability, is advantageous for the production of polymers in a medium and high molecular weight range, and is useful for the production of polyethylene with a narrow molecular weight distribution; and a method for producing polyethylene using the same. The transition metal compound is represented by chemical formula 1.
Patent KR-20210022339-A (KR)
Title: air curtain apparatus for cold storage warehouse
Inventor: JOUNG HAN YOUNG
IPC: F24F9/00
Filed: 2019-08-20
Abstract: The present invention relates to an air curtain device. According to one embodiment of the present invention, the air curtain device installed in an entrance of a refrigerated warehouse comprises: a first vertical duct vertically installed on one side of the entrance and having an outlet which discharges blocking air toward the other side of the entrance and is formed in a longitudinal direction of the duct; a second vertical duct vertically installed on the other side of the entrance to face the first vertical duct and having an air intake which is formed on a second surface facing the first surface and sucks the blocking air discharged through the outlet; a horizontal duct horizontally installed on an upper side of the entrance to connect upper ends of the first vertical duct and the second vertical duct and having a blower unit providing air inside the second vertical duct to the first vertical duct; and an air current guide unit installed on the first surface to be capable of controlling a direction of the blocking air injected through the outlet.
Patent KR-20210028994-A (KR)
Title: Insole type night safety light
Inventor: PARK SUNG JIN
IPC: H02N2/18
Filed: 2019-09-05
Abstract: The present invention relates to an insole-type night safety light and, more specifically, to an insole-type night safety light which can be used as a safety light at night by providing a piezoelectric element in the insole and replaceable insole of general-purpose shoes to emit an LED bar without a separate battery. According to an embodiment of the present invention, provided is the insole-type night safety light comprising: a shoe insole made of an ethylene vinyl acetate material; two or more piezoelectric elements provided on the underside of the insole; an electric wire connected to the piezoelectric element to transmit electricity generated from the piezoelectric elements; and an LED bar that is connected to the electric wire and receives power from the piezoelectric element to emit light.
Patent KR-20210031128-A (KR)
Title: Driver assistance apparatus and method thereof
Inventor: MIN CHAE LEE
IPC: B60W10/18
Filed: 2019-09-11
Abstract: According to an aspect of the present disclosure, a driver assistance apparatus comprises: an external camera installed in a vehicle to have an outside view of the vehicle and acquiring image data for the outside view of the vehicle; an internal camera which is installed inside the vehicle to identify the driver′s gaze in the vehicle and acquires the driver′s gaze data; and a control unit including at least one processor configured to process the image data and the gaze data. The control unit recognizes the driver′s gaze based on the gaze data, and if it is determined that the driver is in a state of negligence, controls at least one of a control timing of a steering device and a lateral distance limit value for operating the steering device to be changed.
Patent KR-20210032865-A (KR)
Title: New bottle cap with press-proof cover
Inventor: AHN JIN HEE
IPC: B65D51/22
Filed: 2019-09-17
Abstract: A structure of an existing bottle cap (01) having a special function of removing a sealing member (32, alias a liner) sealing an inlet (30) of a bottle by using only the bottle cap has a defect that the bottle cap can be easily pressed from an upper side by everyone. The present invention relates to a new bottle cap (02) which improves the problem to additionally reinforce a cover which is a press prevention structure of a press plate.
Patent KR-20210037270-A (KR)
Title: Communication apparatus for performing communication beam sweeping and control method thereof
Inventor: KIM YE JI
IPC: H04B7/0408
Filed: 2019-09-27
Abstract: The present invention relates to a communication terminal for performing communication beam sweeping to quickly select an optimal communication beam pattern and a control method thereof. According to the present invention, a method for controlling the communication terminal comprises the following steps of: determining a direction for each communication beam pattern formed by provided antennas at a current location and direction; determining the strength of a signal received from a base station or a repeater for each communication beam pattern; constructing a three-dimensional (3D) map in which the strength of the received signal for each communication beam pattern determined in the previous step and the direction for each communication beam pattern determined in the previous step are mapped to three-dimensional 3D coordinates; when a direction change is detected by a provided sensor, newly determining a direction for each communication beam pattern with reference to the changed direction, checking the strength of the received signal corresponding to the newly determined direction for each communication beam pattern with reference to the 3D map, and selecting a communication beam pattern corresponding to the largest strength of the received signal as a communication beam search target; and performing a communication beam search by preferentially using the communication beam search target selected in the previous step.
Patent KR-20210046939-A (KR)
Title: Disposable fecal case for pet
Inventor: LEE BYUNG IN
IPC: A01K23/00
Filed: 2019-10-21
Abstract: The present invention relates to a fecal treatment tool that can achieve public hygiene by immediately treating feces during the activity of pets indoors and outdoors. Provided is a disposable fecal case for pets, including: a body unit providing a space for accommodating feces therein; a sweeper unit that is integrally formed on the inlet side of the body unit and is separated from a perforated line to sweep feces into the body unit; and an adhesive member for sealing the inlet of the body unit.
Patent KR-20210049217-A (KR)
Title: Subway two-way ultrafine dust removal module
Inventor: PARK DUCK SHIN
IPC: B01D53/75
Filed: 2019-10-23
Abstract: The present invention relates to a two-way ultrafine dust removal module for subway, which removes ultrafine dust in an underground environment by using a train wind generated when a train moves on the subway. According to the present invention, the two-way ultrafine dust removal module for subway comprises: a suction unit (10) capable of being opened and closed while sucking air by the flow of air generated by operation of a dust collecting train (1) and including suction ports (11) installed at two or more of the left and right sides, the lower part, and the upper part of the dust collecting train (1); a dust collection unit (20) located at the rear end of the suction port (11) and including a dust collector (21) removing ultrafine dust contained in the air introduced through the suction port (11); and a discharge unit (30) disposed at the rear end of the dust collector (21) and including an outlet (31) through which the air from which the ultrafine dust has been removed is discharged to the outside. The air introduced from the two or more suction ports (11) is merged into an air integration unit (70) located at a higher position than that of the dust collector (21) so that the flow rate and speed of the air are increased and the air is connected to the dust collector (21), air integration inlets (71), which are inlets of the air flowing into the air integration unit (70) from the inlet (11), is configured not to face each other, the air integration unit (70) and the dust collector (21) are in a position connected by an oblique line, and a pipe connecting the air integration unit (70) and the dust collector (21) and having a diameter gradually decreasing from the air integration unit (70) toward the dust collector (21) is disposed between the air integration unit (70) and the dust collector (21), wherein the diameter gradually decreases from the air integration unit (70) to the outlet (31).
Patent KR-20210048809-A (KR)
Inventor: KIM IL DOO
IPC: A61L15/42
Filed: 2019-10-24
Abstract: The present invention relates to a violacein-polymer composite nanofiber antibacterial membrane in which one-dimensional nanofibers containing violacein with antibacterial ability against methicillin-resistant Staphylococcus aureus (MRSA) caused by resistance to antibiotics are entangled in a three-dimensional structure, and a manufacturing method thereof, wherin the antibacterial membrane can be used for preventing and treating MRSA infection. Specifically, the method is to dissolve a high amount of violacein in a solution in which a polymer is dissolved to prepare a solution in which the violacein is uniformly mixed and is to synthesize a nanofiber membrane through an electrospinning process, wherein the violacein is uniformly contained inside and outside the nanofiber without agglomeration. Therefore, the method is different from the existing method of applying materials to a fiber surface. Since the embodiments of the present invention use the electrospinning technique, it is possible to mass-produce a nanofiber membrane that can control the distribution of pores by simply controlling the thickness and spacing of the nanofibers and is possible to utilize the nanofiber membrane inexpensively and conveniently, and the antibacterial membrane prepared with excellent wettability with moisture can be attached to the skin and infected areas to be used for a long time. The violacein-polymer composite nanofiber antibacterial membrane of the present invention can be utilized to solve the limitations of the existing preventive measures and treatments for MRSA and to conveniently prevent and treat MRSA in individuals or treatment institutions such as hospitals.
Patent KR-20200139078-A (KR)
Title: Window cover for display and manufacturing method of the same
Inventor: IN HO LEE
IPC: B29C45/14
Filed: 2019-10-25
Abstract: A window cover for a display unit according to an embodiment of the present invention comprises: a transparent portion; a film portion having a light blocking portion formed to surround an outer periphery of the transparent portion; and a body portion coupled to one surface of the film portion, wherein the film portion is formed with a buttonhole portion of a film portion, the body portion is formed with a buttonhole portion of the body portion corresponding to the buttonhole portion of the film portion, and an outer periphery of the buttonhole portion of the film portion is formed with a round portion toward the buttonhole portion of the body portion. According to the present invention, it is possible to obtain a window cover material having excellent optical performance by improving the birefringence difference and a method for manufacturing the same.
Patent KR-20210050317-A (KR)
Title: Extracorporeal blood circulatory system for education
Inventor: KIM JUNG YEON
IPC: G09B25/02
Filed: 2019-10-28
Abstract: The present invention relates to an extracorporeal blood circulation system for education and, more specifically, to an extracorporeal blood circulation system for education to provide education of an extracorporeal blood circulator with low-cost equipment without using an expensive extracorporeal membrane oxygenation (ECMO) extracorporeal circulator. According to the present invention, the educational extracorporeal blood circulation system (1000) comprises: a PLS main body which is a Rota flow console installed on the upper part of a sprinter cart; a rotating flowing unit to circulate blood; a circulation unit connected to supply oxygen; an emergency operation unit for emergency operation; a blood bag unit; a tube connecting each of aforementioned components; and the like. The PLS main body (1200) has a receiving unit (1218a) such as a receiving antenna on the inside or outside of a case (1210) to allow a control unit (1218) to receive an educational control signal from an external transmission terminal (2000) through the antenna. The control unit (1218) performs control to turn on a power ON/OF indicator by a power supply means (1300), receive text transmitted from a transmission unit (2100) of the transmission terminal (2000) through the receiving unit (1218a) to display an alarm on an alarm display unit (1215), and display a flow rate display unit (1212). The control unit (1218) and the receiving unit (1218a) can receive and process each control signal for remote control to remotely start or stop equipment from the external transmission terminal (2000).
Patent KR-20210052851-A (KR)
Title: Multi-stage swaging apparatus for tapered shape machining
Inventor: PARK JOON HONG
IPC: B21J7/18
Filed: 2019-11-01
Abstract: The present invention relates to a multi-stage swaging apparatus for tapered shape machining, which is able to form materials into a tapered shape, comprising: a rotary drum which rotates in accordance with the operation of a driving means; a plurality of pressurizing rollers radially placed on an inner side of the rotary drum by being apart from each other at regular intervals to rotate along with the rotary drum; a plurality of moving cams radially placed on an inner side of the pressurizing rollers by being apart from each other at regular intervals to be installed to be able to move straightforward toward an inner center, and divided into two or more groups in accordance with the placed positions, in which each group moves straightforward toward an inner side in turn in accordance with the contact with the pressurizing rollers; guide blocks respectively placed between the moving cams to guide the straightforward movement of the moving cams; elastic members placed on the guide blocks to elastically support the moving cams toward the pressurizing rollers; and swaging molds respectively placed in an inner side of the moving cams to be fixed on the moving cams, have a molding space in an inner side, have a formed surface on an inner side surface, and be divided into two or more groups to correspond to the moving cams in accordance with the placed positions, in which each group moves straightforward into the forming space in turn to allow a moving path to be overlapped with a hitting area in accordance with the movements of the moving cams, thereby forming by hitting an outer circumferential surface of the material inserted into the forming space in multiple stages by the forming surface.
Patent KR-20210053683-A (KR)
Title: Method for optics-based image encryption using random phase key exchange method
Inventor: MOON IN KYU
IPC: H04L9/30
Filed: 2019-11-04
Abstract: As a preferred embodiment of the present invention, an optics-based image encryption method using random phase key exchange comprises the following steps of: allowing each of n nodes to apply a password of each of the n nodes in a ring-type phase key exchange system with the n nodes to generate a complex sinusoidal waveform at each of the n nodes; and transferring each of complex sinusoidal waveforms individually generated in the n nodes starting from its node to an n^th node sequentially and applying a secret index to each of the n nodes so as to generate a symmetrical secret key.
Patent KR-20210056843-A (KR)
Title: Apparatus for Processing Substrate
Inventor: BACK IN WOO
IPC: H01L21/66
Filed: 2019-11-11
Abstract: The present invention relates to a substrate processing device, which includes: a chamber for providing a processing space; a lid covering an upper part of the chamber; a substrate support unit supporting at least one substrate and rotating about a rotation axis so that the substrate passes through a photographing area; a gas ejection unit for injecting a processing gas toward the substrate support unit; an area photographing unit for photographing the photographing area to obtain a thermal image of the photographing area; and a calculation unit for calculating temperature data of the substrate from the thermal image. In the present invention, it is possible to improve the uniformity of the quality of the substrate on which the processing process is completed.
Patent KR-20190129026-A (KR)
Title: Antenna apparatus
Inventor: KIM NAM KI
IPC: H01Q9/28
Filed: 2019-11-12
Abstract: According to an embodiment of the present invention, an antenna device comprises: a plurality of ground layers having at least a part to be vertically overlapped; a feed line arranged to be spaced from the plurality of ground layers to be extended to a front of the plurality of ground layers; a feed antenna pattern electrically connected to the feed line and extended in a direction different from the direction in which the feed line is extended; a mirroring antenna pattern arranged not to be vertically overlapped with the feed antenna pattern and extended in the direction different from the direction in which the feed line is extended; a feed via vertically extended to electrically connect the feed antenna pattern and the feed line; and a ground line electrically connecting at least one among the plurality of ground layers and the mirroring antenna pattern and arranged to have at least a part to be vertically overlapped with the feed line.
Patent KR-20210059479-A (KR)
Inventor: PARK HA RYUNG
IPC: B60Q3/51
Filed: 2019-11-15
Abstract: A headlining with a hidden lamp is disclosed. According to an embodiment, the headlining comprises: a main body having an inner opening unit; a film covering the opening, having a larger area than the opening, and having an upper edge bonded to a lower surface of the main body; a bracket compressed on the lower surface of the main body to cover the film and finishing the opening; a bracket coupled to an upper portion of the main body; and a lamp mounted in the bracket.
Patent KR-20210060046-A (KR)
Inventor: LEE YOUNG CHO
IPC: E01F13/02
Filed: 2019-11-18
Abstract: According to an embodiment of the present invention, a portable road bump device is brought to a site requiring traffic control to be disposed on a road for the purpose of controlling the traffic, and may comprise a single number of multiple numbers of the unit bump selectively arranged on the road of the site requiring the traffic control to perform a function of the road bump during the traffic control.