baber/WOPTO huggingface dataset:
Patent KR-20200123312-A (KR)
Title: Electric bicycle battery charging device and public telephone booth including the same
Inventor: KIM JONG BAE
IPC: E04H1/14
Filed: 2019-04-18
Abstract: A device placed in a public telephone booth can be disclosed. The device includes: a power supply unit for supplying a charging current for a battery of an electric bicycle; a communication unit for accessing the telephone network or internet network; a control unit for controlling a battery charging operation and a user′s phone connection operation; the bicycle for accommodating the battery; receptacles for providing a terminal for charging the battery using the charging current; and a display for providing a graphic user interface for a charging operation and a telephone connection operation.
Patent KR-20200122811-A (KR)
Title: Air filtration filter coated with carbonized coke
Inventor: KIM SE KYU
IPC: B01D39/14
Filed: 2019-04-19
Abstract: The present invention relates to an air filtration filter coated with carbonized cork having improved air filtration function and, more specifically, to an air filtration filter in which a plurality of embossed portions having a hemispherical shape protrude in one direction from which air is discharged, and a plurality of through-holes are formed in the embossing portion, carbonized cork is applied and coated on a surface of the embossing portion, and an adhesive portion is formed on one side to which air enters.
Patent KR-20200125336-A (KR)
Title: A side tube
Inventor: SHIN YEON JU
IPC: A45D34/00
Filed: 2019-04-27
Abstract: The present invention relates to a side tube, which allows material inside a tube to come out by the position of a tube inlet and solves an existing problem of hygienic risks such as propagation of bacteria due to accumulation of water on a lid by making a size of a lid of the tube inlet smaller than a size of an existing cleansing lid. A cosmetic product of a tube type, for example, foam cleansing of the present invention comprises: a tube inlet formed on a side of the bottom of a tube such that materials inside the tube can come out of the side; a tube lid having a size reduced to be smaller than a size of an existing cleansing lid; and a tube shape formed in an inverted trapezoid such that a product can come down. Therefore, the present invention has an effect of allowing materials inside a tube to come out by the position of a tube inlet and solving an existing problem of hygienic risks such as propagation of bacteria due to accumulation of water on a lid by making a size of a lid of the tube inlet smaller than a size of an existing cleansing lid.
Patent KR-20200128995-A (KR)
Inventor: KIM SANGCHEOL
IPC: B41J29/00
Filed: 2019-05-07
Abstract: Disclosed are a protective structure for an external device connection port for protecting a connection port provided in an electronic device to which a connection cable of an external device is connected and a printer thereby. The protective structure includes: a cover holder formed in a groove shape in a housing of an electronic device to form a fitting groove at an outer periphery of a connection port; and a port cover allows a connection cable to be detachably coupled so that the connection terminal of the connection cable is connected to the connection port, wherein the cover holder is detachably fitted and coupled, and the connection terminal of the connection cable is accommodated to prevent flowing. According to the present invention, loosening or damage of the connection port can be prevented by protecting the connection terminal connected to the connection port of the electronic device and preventing the connection terminal from flowing due to external force.
Patent KR-20200129446-A (KR)
Title: Excavators
Inventor: YOUN HEE MOON
IPC: E02F3/43
Filed: 2019-05-08
Abstract: An excavator is disclosed. According to one embodiment of the present invention, the excavator can be stably used by minimizing deformation caused by an external force applied to a bucket or stress concentration. The excavator comprises a lower driving body, an upper rotating body, a boom, an arm, and a support unit.
Patent KR-20190132286-A (KR)
Title: Light-emitting diode driver, light-emitting diode module and corresponding system
Inventor: GALVANO MAURIZIO
IPC: H05B37/02
Filed: 2019-05-17
Abstract: According to one embodiment, provided is a light emitting diode driver which comprises a differential first interface, and a single-ended second interface. The light emitting diode driver is configured to communicate as a slave by using the first interface according to a bidirectional differential bus communication protocol, communicate according to a single-ended bus protocol by using the second interface, transpose signals between the first interface and the second interface, and supply power to at least one light emitting diode based on signals received through the first interface.
Patent KR-20190080829-A (KR)
Inventor: TIMOTHY PERLMAN
IPC: A61G13/02
Filed: 2019-05-20
Abstract: The present invention relates to an adjustable support device for a surgery table, which utilizes a platform having first and second end portions. The first and second end supports are used to mount the platform, and are adjusted by a carriage with a detent actuator. The carriage includes studs with support surfaces for the platform. A tower using a gear rack interacts with the detent actuator of the carriage to position the platform with respect to the first and second end supports of the surgical table.
Patent KR-20190142732-A (KR)
Inventor: PETIT KEVIN
IPC: G06F9/38
Filed: 2019-06-17
Abstract: The present invention relates to a data processing system for performing a decrease operation on a combined data value for threads in a thread group by using a data processor. The data processor performs a plurality of combining steps of combining the stored combined data value result of a previous combining operation for threads and the combined data value of a previous combining operation for another selected execution lane that has not yet contributed to the stored combined data value result for the threads. A data processing circuit selects an execution lane, as another execution lane of an execution processing circuit that has not yet contributed to the combined data value result for the threads, from the group of an execution lane that has not yet contributed to the data value result combined for the threads in a previous combining step and having a particular relative position in an execution lane.
Patent KR-20200143789-A (KR)
Inventor: LEE SUNG KI
IPC: B60L3/00
Filed: 2019-06-17
Abstract: The present invention relates to a charging method for an electric freight vehicle, including the steps of: (a) receiving CP voltage from electric vehicle supply equipment (EVSE) in an on-board charging unit; (b) calculating an average value by sampling the CP voltage in a battery control unit; (c) determining whether a main battery is charged using the average value; (d) charging the main battery when it is determined that charging is necessary in the step (c).
Patent KR-20210000412-A (KR)
Inventor: KIM YOUNG SOOL
IPC: A01N25/08
Filed: 2019-06-25
Abstract: The present invention provides a solid composition for blocking animals of rat genus capable of eradicating fundamentally rats to prevent rats from approaching by providing a blocking solid composition in order to eradicate various animals of rat genus. The solid composition for blocking animals of rat genus comprises: a blocking component containing a component of 1 wt% to 24 wt% having repellent components of rats to block the rats; a physical property stabilizer of 15 wt% to 40 wt% mixed to prevent the blocking component from vanishing; a fragrance control agent of 2 wt% to 10 wt% mixed to increase persistence of blocking effect with respect to the rats; a binder of 35 wt% to 70 wt% mixed so that mixture of the blocking component, the physical property stabilizer, and the fragrance control agent maintains in a solid state for a long time. Therefore, responsiveness of a product is improved by allowing rats to avoid without physically killing or threatening the rats. Environmentally friendly natural oil is used as the block component and environmentally friendly kaoline is used as a binder. The solid composition for blocking animals of rat genus may represent various effects including an effect of maintaining a physical repellent property of rats by minimizing disappearance of the blocking component by the physical property stabilizer and the binder, and a blocking performance effect of increasing the duration of a product by the fragrance control agent.
Patent KR-20210001266-A (KR)
Inventor: KIM BYUNG SIK
IPC: F01D15/10
Filed: 2019-06-27
Abstract: According to an embodiment of the present invention, the present invention relates to an energy converting device which divides a pressure space of a cylinder into a vacuum state and a pneumatic state to alternately form a pressure difference so as to generate kinetic energy of a piston and to convert the same into other necessary energy. To this end, according to an embodiment of the present invention, the energy converting device comprises: an energy converting module including a piston, a piston rod provided in one direction on the center of the piston, a cylinder having relatively variable first and second pressure spaces having the piston therebetween, and an outdoor air opening/closing unit for selectively opening and closing outdoor air for the first and second pressure spaces; first bellows for containing a fluid therein, and provided in the first pressure space to be compressed and expanded; second bellows for containing the fluid therein, and provided in the second pressure space to be compressed and expanded; a fluid moving pipe positioned at the outside of the cylinder to form a closed space by connecting the first and second bellows to each other, and having the fluid accommodated therein to be moved by pressure; a first bellows pressing unit for pressing one side surface of the first bellows; a second bellows pressing unit for pressing one side surface of the second bellows; a first motor for transmitting a driving force to the first bellows pressing unit; and a second motor for transmitting a driving force to the second bellows pressing unit. According to the present invention, vacuum in a cylinder space is efficiently formed.
Patent KR-20210004170-A (KR)
Inventor: SANGHUN SEONG
IPC: F04C29/02
Filed: 2019-07-03
Abstract: The present invention relates to a compressor and, more specifically, to a scroll-type compressor capable of improving a sealing structure for sealing a compression space. According to the present invention, the scroll-type compressor includes: a casing having a sealed internal space; a motor installed in the internal case of the casing to generate rotational force, and including a stator and a rotor rotating to the stator; a rotary shaft combined with the rotor of the motor to be rotated and including an oil flow path therein; a frame installed on one side of the motor to support the rotary shaft with a gap seal and a bearing; a fixed scroll combined with the frame to form a compression space; and a rotary scroll eccentrically combined with the rotary shaft, located in the compression space, and compressing fluids by rotating with respect to the fixed scroll.
Patent KR-20200005492-A (KR)
Inventor: KIM JOON YOUNG
IPC: H04L29/08
Filed: 2019-07-05
Abstract: The present invention relates to a method for performing group management in a machine-to-machine (M2M) system. According to the present invention, a method for group management may comprise a step of controlling a group member included in a group based on a group resource.
Patent KR-20210007194-A (KR)
Inventor: KIM KEON HO
IPC: F01N3/20
Filed: 2019-07-10
Abstract: The present invention relates to a method for controlling the operation of an SCR system. According to the present invention, the SCR system comprises: a burner for heating external air or EGR exhaust gas; an FD fan; a urea hydrolysis chamber; a mixer; and an SCR reactor for reducing nitrogen oxide by using ammonia. According to the present invention, the operation of an SCR system can be effectively controlled.
Patent KR-20210008212-A (KR)
Inventor: JANG SEUNG HO
IPC: B60B35/10
Filed: 2019-07-11
Abstract: The present invention relates to a gauge-changeable wheelset for a railway vehicle and, more specifically, to a gauge-changeable wheelset for a railway vehicle, capable of improving the reliability and stability of a gauge change by preventing the eccentricity of a flange caused by power applied to the flange by a latch unlocking rail in a gauge changing section due to a simple constitution. According to the present invention, the gauge-changeable wheelset includes: an axle; a wheel; a fixing cap fixed to and combined with the axle; a locking device connected to the fixing cap to limit the lateral movement of the wheel; a flange combined with one end of the fixing cap to confine the unlocking of the locking device; a spring holder combined with the other end of the fixing cap; and a compression spring interposed between the flange and the spring holder. One side part of the spring holder is provided with a hollow guide hole with an open-end part, and one side part facing the spring holder of the flange is provided with a guide bar inserted into the guide hole to be slidable.
Patent KR-20210010713-A (KR)
Inventor: LIM SEUNGJIN
IPC: H05K3/36
Filed: 2019-07-17
Abstract: A display device includes: a display panel including a plurality of display pads extending in a first direction and arranged in a second direction crossing the first direction; a main circuit board; and a flexible circuit board including board pads connected to the display pads and a floating pattern spaced apart from the board pads, and the floating pattern connected to the display panel by an anisotropic conductive film (ACF), wherein at least a portion of the floating pattern is exposed by the ACF, thereby preventing a delamination defect of the circuit board generated in bending the circuit board.
Patent KR-20210016174-A (KR)
Inventor: HYUNHO KIM
IPC: F17C13/08
Filed: 2019-08-01
Abstract: A support body for a liquefied gas tank is disclosed. According to an embodiment of the present invention, the support body for a liquefied gas tank comprises: a cylindrical storage tank storing liquefied gas; a flange unit protruding from an outer circumferential surface of the storage tank to the outside and continuously formed in a circumferential direction of the storage tank; a holder unit having a recessed groove storing the flange unit; a fix unit having a clamping space storing the holder unit and continuously formed in the circumferential direction of the storage tank; and a compression unit supported by the fix unit.
Patent KR-20210020612-A (KR)
Title: Electrostatic Discharge protection circuit
Inventor: KONG MIN CHEOL
IPC: H01L27/02
Filed: 2019-08-16
Abstract: The present invention relates to an electrostatic discharge protection circuit which can improve uniformity of a discharge current. The electrostatic discharge protection circuit comprises: a plurality of transistors having a gate terminal, a drain terminal and a source terminal; a first connection line connected to the drain terminals of the plurality of transistors; a second connection line connected to the source terminals of the plurality of transistors; a third connection line connected to the gate terminals of the plurality of transistors; an external resistor connected to the third connection line; and a ground terminal connected to the external resistor, wherein the external resistor includes a first resistor and a second resistor connected in parallel to each other.
Patent KR-20210023366-A (KR)
Title: loudspeaker apparatus of acoustic guitar
Inventor: KIM CHUL HEE
IPC: G10H3/18
Filed: 2019-08-23
Abstract: The present invention relates to a loudspeaker of an acoustic guitar. An acoustic guitar is provided with a resonance box by combining the front and rear sounding boards with side sounding boards. A pickup, equalizer, and piezoelectric speaker are embedded in an interior space of the acoustic guitar. One side of each string is wound around a tuning bolt of the head of the acoustic guitar and the other side is fixed to a bridge attached to a surface of the front sounding board. A saddle of the bridge, which is attached to the surface of the front sounding board by a bonding means such as an adhesive, supports each string. The pickup is installed at the bottom of the saddle to recognize the vibration of the string so that the playing sound is converted into an electrical signal. The electrical signal of the playing sound passed through the pickup improves the frequency characteristics while passing through the equalizer. By making the electric signal of the playing sound through the equalizer amplified through the piezoelectric speaker of low power consumption attached to the inner wall of the guitar to minimize vibration and then radiating through a sounding board hole of the acoustic guitar, the loudspeaker is configured to amplify and output an accurate performance sound close to the original sound by more than 10 dB.
Patent KR-20200026077-A (KR)
Title: Case for clothing dryer
Inventor: KAWAMURA YOSHIAKI
IPC: D06F58/04
Filed: 2019-08-23
Abstract: Provided is a clothes dryer capable of preventing deterioration of workability during assembly. A case (2) of the clothes dryer (D) consists of a top plate (20), a bottom plate (21), a front plate (22), a rear cover (23), and opposing left and right side plates (24), wherein the front plate (22) is provided with a clothes inlet (2b) for injecting clothes into a drum disposed inside the case (2). In addition, the case (2) comprises a case unit (25) composed of the bottom plate (21), the front plate (22), and left and right side plates (24), and the top plate (20) and the rear cover (23) are detachable from the case unit (25).
Patent KR-20200031036-A (KR)
Title: Optimized nozzle arrangement for an extruder head used in an additive manufacturing system
Inventor: DAVID A MANTELL
IPC: B29C64/209
Filed: 2019-08-27
Abstract: An extruder head has an arrangement of multiple nozzles in a face plate which avoids aligning the multiple nozzles at angular orientations from the 0 to 180° axis and 90 to 270° axis intersections at the center of the face plate. The extruder head includes a housing having the face plate with the multiple nozzles, wherein the multiple nozzles are equally spaced from each other when the nozzles are projected on a first axis, and the nozzles are equally spaced from each other when projected on a second axis in the plane of the face plate orthogonal to the first axis. The movement of the extruder head along an arbitrary angular path from the intersection of the first axis and the second axis in the plane of the face plate allows at least one nozzle in the multiple nozzles not to be aligned with any other nozzle.
Patent KR-20200066547-A (KR)
Inventor: Cheng yun wei
IPC: H01L21/311
Filed: 2019-08-27
Abstract: An image sensor includes a photosensitive sensor, a floating diffusion node, a reset transistor, and a source follower transistor. The reset transistor includes a first source/drain coupled to the floating diffusion node and a second source/drain coupled to a first voltage source. The source follower transistor includes a gate coupled to the floating diffusion node and a first source/drain coupled to the second source/drain of the reset transistor. A first elongated contact is in contact with the second source/drain of the reset transistor and the first source/drain of the source follower transistor. The first elongated contact has a first dimension in a horizontal section and a second dimension in a horizontal section. The second dimension is perpendicular to the first dimension, and the second dimension is smaller than the first dimension. Therefore, the footprint of a read circuit (300) is reduced.
Patent KR-20200026103-A (KR)
Inventor: GUTBERLET DIRK
IPC: F04C18/02
Filed: 2019-08-27
Abstract: The present invention relates to a spiral compressor (1) with an oil recirculation unit (2), which comprises a fixed spiral (11) and an orbiting spiral (12) which compress gas flowing out from a suction-pressure chamber (9) into a high-pressure chamber (8). A counter-pressure chamber (10) is connected to the orbiting spiral (12), and presses the orbiting spiral (12) onto the fixed spiral (11), wherein the oil recirculation unit (2) has a counter-pressure spiral nozzle (3) having a high-pressure channel (5) connected to an end surface thereto for oil supply and a suction-pressure spiral nozzle (4) with a suction-pressure channel (6) connected to the end surface thereto for discharging oil into the suction-pressure chamber (9), wherein a counter-pressure channel (7) is arranged between the counter-pressure spiral nozzle (3) and the suction-pressure spiral nozzle (4) for discharging oil into the counter-pressure chamber (10), wherein the counter-pressure spiral nozzle (3) is formed of a cylindrical cavity (21) and a spiral nozzle insert (20) in the fixed spiral (11), and the suction-pressure spiral nozzle (4) is formed of a cylindrical cavity (22) and the spiral nozzle insert (20) in a middle housing (18), and wherein the cylindrical cavity (21) in the fixed spiral (11) has an expansion region (15), in which the spiral nozzle insert (20) does not make contact with the cylindrical cavity (21).
Patent KR-20210026310-A (KR)
Title: Apparatus and manufacturing method for near-zero temperature coefficient of resistance of hybrid resistor fabricated with carbon nanotube and metal alloy
Inventor: LEE SUN WOO
IPC: H01C3/00
Filed: 2019-08-29
Abstract: The present invention relates to a carbon nanotube-metal alloy composite flat wire without resistance change due to electrical heat generation and frequency, and a manufacturing method therefor. An object of the present invention is to provide a method which does not cause the resistance change due to temperature change by completely making a resistance temperature coefficient close to zero. Moreover, in the present invention, a phenomenon in which a current moves only toward a surface of a resistive material due to the frequency of an input signal can be greatly reduced, thereby providing a shunt resistor usable for an alternating current (AC) power source. According to an embodiment of the present invention, the manufacturing method for manufacturing a composite resistor comprises: a first step of rolling a plurality of metal conductors having a positive coefficient of thermal resistance; a second step of placing carbon nanotube fibers having a negative coefficient of thermal resistance between the plurality of metal conductors; a third step of generating a composite wire by combining the plurality of metal conductors and the carbon nanotube fibers; and a fourth step of manufacturing a composite resistor by connecting the composite wire to a resistor body.