baber/WOPTO huggingface dataset:
Patent JP-2021151322-A (JP)
Title: Vacuum cleaner
Inventor: SHIMIZU KOKICHI
IPC: A47L5/32
Filed: 2020-03-24
Abstract: To provide a vacuum cleaner which has excellent operability in cleaning and reduces fatigue of a user.SOLUTION: A vacuum cleaner VC includes a cleaner body 1 and a tube part 2. The cleaner body 1 includes a body suction port 10 and a grip part 16 to be gripped. In the tube part 2, one end side is removably connected to the body suction port 10 and the other end side is connected to a suction port body 3. The tube part 2 includes a bending part 22 and a restriction part. The bending part 22 is bendable in a direction to cross with an axial line. The restriction part restricts the upward bending of the bending part 22. An angle of the body suction port 10 in a state where the one end side of the tube part 2 is connected to the body suction port 10 and the grip part 16 is gripped is nearly fixedly kept by bending of the bending part 22 in response to a height of the grip part 16.SELECTED DRAWING: Figure 1
Patent JP-2021152107-A (JP)
Title: Resin composition, prepreg, film with resin, metal foil with resin, metal-clad laminate, and wiring board
Inventor: SAITO HIRONORI
IPC: B32B27/00
Filed: 2020-03-24
Abstract: To provide a resin composition that is low in dielectric constant and dielectric loss tangent, the resin composition to give a cured product having high interlayer adhesion.SOLUTION: A resin composition has a modified polyphenylene ether compound terminally modified with a substituent having a carbon-carbon unsaturated double bond, and an aliphatic hydrocarbon compound represented by the formula (1). In the formula (1), RA is an alkyl group having 4 or more carbon atoms or an alkenyl group having 4 or more carbon atoms, R1-R3 independently represent a hydrogen atom or an alkyl group.SELECTED DRAWING: None
Patent JP-2021151660-A (JP)
Title: Steel continuous casting method
Inventor: TSUKAGUCHI YUICHI
IPC: B22D11/10
Filed: 2020-03-24
Abstract: To provide a steel continuous casting method capable of suppressing sticking of an inclusion into the inner surface of a nozzle flow path.SOLUTION: This steel continuous casting method uses a nozzle for pouring molten steel from a tundish into a casting mold. The nozzle includes an upper nozzle and an immersion nozzle. A vertically movable stopper is disposed on the upper side of the upper nozzle in the tundish. An Ar gas having purity of 99.99% or higher, an oxygen concentration of 2 ppm or lower, a dew point of -65°C or lower and a nitrogen concentration of 10 ppm or lower flows into the flow path of the immersion nozzle. The flow rate of the molten steel poured into the casting mold is adjusted by adjusting a gap between the upper nozzle and the stopper.SELECTED DRAWING: Figure 1
Patent JP-2021153149-A (JP)
Title: Semiconductor device
Inventor: TEZUKA RYUTA
IPC: H01L27/10
Filed: 2020-03-24
Abstract: To provide a semiconductor device operating at high speed.SOLUTION: A semiconductor device includes a semiconductor substrate, a first semiconductor layer facing a surface of the semiconductor substrate in a first direction intersecting with the surface of the semiconductor substrate, a second semiconductor layer facing the first semiconductor layer in the first direction farther from the semiconductor substrate than the first semiconductor layer, a first conductive layer connected to the second semiconductor layer farther from the semiconductor substrate than the second semiconductor layer, a third semiconductor layer connected to the first semiconductor layer and disposed beside the second semiconductor layer in a second direction intersecting with the first direction, and a second conductive layer connected to the third semiconductor layer and disposed beside the first conductive layer in the second direction. The first semiconductor layer, the second semiconductor layer, and the third semiconductor layer are arranged so that longitudinal directions thereof coincide with a third direction intersecting with the first direction and the second direction.SELECTED DRAWING: Figure 11
Patent JP-2021153026-A (JP)
Title: Inspection method for carbon layer and separator for fuel cell
Inventor: YAGI YUSUKE
IPC: G01N21/65
Filed: 2020-03-24
Abstract: To provide an inspection method for a carbon layer that is capable of estimating contact resistance without any durability test, and a separator for a fuel cell which is excellent in durability.SOLUTION: An inspection method for a carbon layer uses, as explainable variables, a half-value of width of a G peak measured by Raman spectroscopy of a carbon layer before a durability test, a D/G ratio and a fluorescent component ratio, and an O/C ratio measured by X-ray photoelectron spectroscopy, and includes a step of estimating the contact resistance value after the durability test of the carbon layer by using a multiple regression equation having the contact resistance after the durability test of the carbon layer as an objective variable.SELECTED DRAWING: Figure 1
Patent JP-2021151846-A (JP)
Title: Vehicle braking device
Inventor: YOGO KAZUTOSHI
IPC: B60T17/18
Filed: 2020-03-25
Abstract: To provide a vehicle braking device capable of appropriately adjusting a wheel pressure of each circuit even when a state of a device changes.SOLUTION: The present invention includes: a first hydraulic pressure output unit 31 that is connected to a first pressure supply unit 4 capable of generating a first brake pressure via a first liquid passage 51, and generates a first differential pressure between a hydraulic pressure input from the first liquid passage 51 and a hydraulic pressure of a first wheel cylinder; and a second hydraulic pressure output unit 32 that is connected to a second pressure supply unit 2 capable of generating a second brake pressure via a second liquid passage 52, and generates a second differential pressure between a hydraulic pressure input from the second liquid passage 52 and a hydraulic pressure of a second wheel cylinder. A setting unit 91 sets a first target differential pressure and a second target differential pressure based on the first brake pressure and the second brake pressure in a specific state in which a communication control valve 61 is closed and a cut valve 62 is opened.SELECTED DRAWING: Figure 1
Patent JP-2021156811-A (JP)
Title: Analysis method of data obtained by maldi mass spectrometry, data processing equipment, mass spectrometer, and analysis program
Inventor: TERAMOTO KANAE
IPC: H01J49/16
Filed: 2020-03-30
Abstract: To provide an analysis method of data obtained by MALDI mass spectrometry capable of performing accurate data analysis even when divalent or higher ions are generated by MALDI (Matrix-Assisted Laser Desorption/Ionization).SOLUTION: An analysis method of data obtained by MALDI mass spectrometry includes steps of: calculating multiple m/z values corresponding to multiple peaks in the mass spectrum from the data corresponding to the mass spectrum obtained by mass spectrometry including MALDI performed on a sample; and on the basis of multiple m/z values and types of ions that may be produced by mass spectrometry, at least either one of: (a) calculating the m/z value of a divalent or higher second ion corresponding to the first ion, where the first ion corresponding to each of the multiple peaks is a monovalent ion; and (b) calculating the m/z value of a monovalent second ion corresponding to the first ion, where the first ion is a divalent or higher ion.SELECTED DRAWING: Figure 1
Patent JP-2021157131-A (JP)
Title: Optical waveguide circuit and sensing device
Inventor: ONAWA YOSUKE
IPC: G02B6/42
Filed: 2020-03-30
Abstract: To provide an optical waveguide circuit capable of converting input light into a TM polarized wave and a sensing device.SOLUTION: An optical waveguide circuit includes: a support substrate 10; a clad 20 formed on the support substrate; and an optical waveguide core 30 provided in parallel to an upper surface of the support substrate. The optical waveguide core includes: a polarization wave separation element 200; a mode conversion element 300; a polarization wave conversion element 400; and a wavelength selection element 500. The polarization wave separation element splits light introduced into the optical waveguide core into TM0 and TE0 orthogonal to each other to output the TM0 to a first path 101 and the TE0 to a second path 102. The mode conversion element converts the TE0 output from the polarization wave separation element into high-order mode light of TE polarization. The polarization wave conversion element converts the high-order mode light of TE polarization converted by the mode conversion element into TM0. The wavelength selection element is connected to the first path and the second path to selectively output light of a predetermined wavelength from the TM0 introduced through the first path and the second path, respectively.SELECTED DRAWING: Figure 1
Patent JP-2020163565-A (JP)
Title: Method and control system for verifying and updating camera calibration for robot control
Inventor: Russell Islam
IPC: B25J13/08
Filed: 2020-03-30
Abstract: To provide a robot control system and a method for verifying camera calibration.SOLUTION: A robot control system is configured to execute a first camera calibration, and to control a robot arm so that a verification mark is moved to a reference site. Further, the robot control system receives a reference image of the verification symbol from a camera, and specifies reference image coordinates related to the verification symbol. Furthermore, the robot control system controls the robot arm so that the verification symbol is moved again to the reference site during an idle period, and receives an additional image of the verification symbol in order to specify the verification image coordinates. The robot control system specifies a deviation parameter value on the basis of the reference image coordinates and the verification image coordinates, and determines whether or not the deviation parameter value exceeds a prescribed threshold, in order to execute a second camera calibration if the threshold is exceeded.SELECTED DRAWING: Figure 5A
Patent JP-2021163524-A (JP)
Title: Led lighting device and lighting fixture
Inventor: AIDA KAZUO
IPC: H05B45/385
Filed: 2020-03-30
Abstract: To provide an LED lighting device capable of controlling light and being downsized, and a lighting fixture.SOLUTION: An LED lighting device 10 connected to a phase control type dimmer which phase-controls a voltage of an AC power supply comprises: a rectification unit 12 which outputs a phase-controlled voltage as a first voltage V1; a first conversion unit 18 which converts the first voltage V1 to a second voltage V2 via a transformer 140; a second conversion unit 15 which is connected to one end of the transformer 140 and converts the second voltage V2 to a third voltage V3; and a control circuit 19 which controls a current IOUT flowing to a light-emitting element 17 on the basis of the third voltage V3.SELECTED DRAWING: Figure 1
Patent JP-2021163583-A (JP)
Title: Power storage element
Inventor: MIYAZAKI AKIHIKO
IPC: H01M4/13
Filed: 2020-03-31
Abstract: To provide a power storage element capable of suppressing occurrence of metal precipitation on a negative electrode during charging at a high rate.SOLUTION: A power storage element includes a positive electrode 40 having a positive electrode active material layer 42, and a negative electrode 50 having a negative electrode active material layer 52 facing the positive electrode active material layer. The negative electrode has a sheet-shaped current collecting base material 51, and the negative electrode active material layer overlapped with at least one surface of the current collecting base material. The current collecting base material has a main body portion 511, and a tab portion 512 protruding outward from the main body portion. The negative electrode active material layer extends beyond the boundary between the main body portion and the tab portion to overlap a part of the tab portion, and satisfies at least one of the following conditions: (1) the mass of the negative electrode active material layer per unit area is larger at the tab portion than at the main body portion; and (2) the thickness of the negative electrode active material layer is thicker at the tab portion than at the main body portion.SELECTED DRAWING: Figure 3
Patent JP-2021163899-A (JP)
Title: Photoelectric conversion device and manufacturing method of the same
Inventor: KAMIHIRA TERUMASA
IPC: H01L27/146
Filed: 2020-04-01
Abstract: To suppress the degradation of pixel performance in a photoelectric conversion device with a back-side trench structure.SOLUTION: The photoelectric conversion device includes a semiconductor substrate having a trench portion on the side of a photo-receiving surface, a first metal oxide film provided on the photo-receiving surface of the semiconductor substrate, and a second metal oxide film that is provided on the side of the trench portion and is thicker than the first metal oxide film. The photoelectric conversion device has a wiring layer on the opposite side of the photo-receiving surface of the semiconductor substrate.SELECTED DRAWING: Figure 1
Patent JP-2021160070-A (JP)
Title: Robot management device and robot management method
Inventor: SANO GENKI
IPC: B25J5/00
Filed: 2020-04-03
Abstract: To improve efficiency of works using a robot in a workplace.SOLUTION: A robot management device 1 according to an embodiment of the present invention comprises: a robot work information acquisition unit 112 that acquires robot work information indicating executable works that can be executed by a robot arranged in a workplace; an unallocated work information acquisition unit 113 that acquires unallocated work information indicating unallocated works planned to be performed in the workplace and amounts of the unallocated works; an extraction unit 114 that extracts, out of the unallocated works, works which are included in the executable works, and amounts of which satisfy predetermined conditions, as robot allocation works to be allocated to the robot; and an output unit 115 that outputs allocation information indicating the robot allocation works, to an information terminal.SELECTED DRAWING: Figure 2
Patent JP-2021167070-A (JP)
Title: Tire manufacturing method
Inventor: ISAKA KO
IPC: B29D30/54
Filed: 2020-04-09
Abstract: To provide a manufacturing method for a tire T that can obtain the high-quality tire T in which a tread 42 does not easily peel off from a base tire 4.SOLUTION: This manufacturing method includes: a first step of ejecting a rubber composition for a tread 42 from a nozzle 18 to form a precursor 36 of an element 34 on an outer peripheral surface of a base tire 4; and a second step of curing the precursor 36 by irradiating the precursor 36 with ultraviolet rays to form the element 34. The first step and the second step are performed alternately. A cutting tensile strength of the tread 42 is 5 MPa or more, and a compression permanent strain of the tread 42 is 10% or less.SELECTED DRAWING: Figure 3
Patent JP-2021169784-A (JP)
Title: Pump device
Inventor: NAKAZAWA TOSHIHARU
IPC: F04D13/02
Filed: 2020-04-14
Abstract: To provide a pump device capable of efficiently cooling a motor stators of a plurality of motor pumps.SOLUTION: Onto the wall face of a suction flow path 4c of a suction casing 4, an initial stage diffuser 21 is fixed. Onto the wall face of a communication flow path 26 for allowing treatment liquid to flow from a front stage pump unit 1 out of adjacent pump units 1 to a rear stage pump unit 1, an intermediate diffuser 22 is fixed. A motor stator 6A of an initial stage pump unit 1A contacts the face on the opposite side to the wall face of the suction casing 4 onto which the initial stage diffuser 21 is fixed, and a motor stator 6 of the pump unit 1 other than the initial stage pump unit 1A contacts the face on the opposite side to the wall face of the communication flow path 26 onto which the intermediate diffuser 22 is fixed.SELECTED DRAWING: Figure 6
Patent JP-2020115237-A (JP)
Title: Lithographic apparatus and device manufacturing method
Inventor: ZAAL KOEN JACOBUS JOHANNES MARIA
IPC: G03F7/23
Filed: 2020-04-17
Abstract: To provide, e.g., a system for improving the accuracy with which a substrate is positioned relative to, e.g., a projection system.SOLUTION: There is disclosed a lithographic apparatus with a cover plate formed separately from a substrate table and means for stabilizing the temperature of the substrate table by controlling the temperature of the cover plate. Also disclosed is a lithographic apparatus with thermal insulation provided between a cover plate and a substrate table so that the cover plate acts as a thermal shield for the substrate table. Also disclosed is a lithographic apparatus comprising means to measure a substrate table distortion and improve position control of a substrate by reference to the substrate table distortion.SELECTED DRAWING: Figure 12
Patent JP-2020205250-A (JP)
Title: Battery pack, processing system, and manufacturing method of battery pack
Inventor: DANIEL SAUERTEIG
IPC: H01M50/224
Filed: 2020-05-07
Abstract: To provide a battery pack that allows for a relatively small structure, and that allows the tab rows to relatively easily access from the outside and provide electrical drive to an electrical processing device even after placement of a circuit board.SOLUTION: A battery pack 1 for supplying electric driving force to an electrical processing device includes a plurality of pouch-shaped cells, and a circuit board 52, and the pouch-shaped cell includes a cell tab 22, and the pouch-shaped cell is configured and arranged such that the cell tab 22 is arranged in a stack, and in two tab rows 22a and 22b on a common tab surface 20 V of the stack, and the edges 22aL ans 22bR facing opposite sides of the tab rows 22a and 22b define an intermediate region 22Z, and the circuit board 52 is located in the intermediate region 22Z and is electrically connected to the cell tab 22.SELECTED DRAWING: Figure 7
Patent JP-2021179280-A (JP)
Title: Refrigerator and show case equipped with refrigerator
Inventor: SUGIMOTO TAKESHI
IPC: F25B49/02
Filed: 2020-05-14
Abstract: To provide a refrigerator and the like capable of ensuring safety to the leakage of a refrigerant even if there are product variations in a blower for a condenser, while being adapted to a numerical value regulated by Act on Rational Use and Proper Management of Fluorocarbons.SOLUTION: A refrigerator uses a refrigerant with a global warming coefficient of 1,500 or less. The refrigerator is equipped with a control device that outputs an air flow lowering abnormal alarm when detecting the air flow lowering abnormality of a blower for a condenser on the basis of a measured operation current value of the blower for the condenser measured by a current sensor. The control device stores an initial operation current value of the blower for the condenser measured by a test operation in a memory, and detects the air flow lowering abnormality of the blower for the condenser on the basis of an abnormality determining value obtained by adding a predetermined abnormality determination increased value to the initial operation current value and the measured operation current value, during actual operation.SELECTED DRAWING: Figure 8
Patent JP-2021182060-A (JP)
Title: Image forming apparatus
Inventor: SHIDA TOMONORI
IPC: G03G15/16
Filed: 2020-05-18
Abstract: To solve a problem in which: a secondary transfer voltage becomes insufficient due to the influence of electric resistance of an intermediate transfer body and transfer failure occurs in a secondary transfer part.SOLUTION: An image forming apparatus has: image carriers; an intermediate transfer body; a secondary transfer member; a conductive member; a first power supply that applies a voltage to the conductive member; first detection means that detects at least one of the current and the voltage of the first power supply; a second power supply that applies a voltage to the secondary transfer member; second detection means that detects at least one of the current and the voltage of the second power supply; and control means that, when a recording material is at a secondary transfer part and when an absolute value of the voltage detected by the second detection means is equal to or more than an absolute value of a predetermined voltage, controls the second power supply to adjust the current to a predetermined current, and when the absolute value of the voltage detected by the second detection means becomes smaller than the absolute value of the predetermined voltage, controls the second power supply to adjust the voltage to the predetermined voltage. The control means can set the predetermined voltage on the basis of a result of detection performed by the first detection means.SELECTED DRAWING: Figure 7
Patent JP-2021169682-A (JP)
Title: Hygienic hand cover
Inventor: MORISONO TOSHIHARU
IPC: A41D13/015
Filed: 2020-04-16
Abstract: To provide a hygienic hand cover which can be easily and quickly used when touching a handrail, a hand strap and a door knob of a public facility.SOLUTION: A hygienic hand cover is obtained by: continuously disposing thin projections for preventing the contact of the palm with a hand rail/a hand strap by forming a gap between the palm and the hand rail/the hand strap on an upper surface of a plate made of a flexible material easily fitted to the palm of the hand; disposing an edge for reducing a contact surface of the plate with the handrail or the like on the outer peripheral of the lower surface of the plate; and disposing a locking hole for inserting and fixing a band material which is a tongue-like piece for preventing the contact of the finger with the door knob on the right and left sides of the plate. This hygienic hand cover prevents the contact of the finger with the handrail/the hand strap by laying the projection formed integrally with the oval plate therebetween, prevents the contact of the finger with the door knob by laying the tongue-like piece therebetween, and thus allows the integrally constructed plate to be selectively used.SELECTED DRAWING: Figure 5
Patent JP-2021184340-A (JP)
Title: Oxygen catalyst, electrode using oxygen catalyst, and electrochemical measurement method
Inventor: MORIMITSU MASATSUGU
IPC: C25B11/04
Filed: 2020-05-21
Abstract: To provide an oxygen catalyst having excellent catalytic activity and composition stability when an alkaline aqueous solution is used as an electrolyte, an electrode having high activity and stability using the oxygen catalyst, and an electrochemical measurement method capable of evaluating the catalytic activity of the oxygen catalyst alone.SOLUTION: An oxygen catalyst has peaks at 2θ=30.07°±1.00°, 34.88°±1.00, 50.20°±1.00°, 59.65°±1.00° in X-ray diffraction measurement using CuKα rays, and in an oxide composed of bismuth, ruthenium, sodium, and oxygen, the atomic ratio O/Bi of oxygen to bismuth and the atomic ratio O/Ru of oxygen to ruthenium are all larger than 3.5.SELECTED DRAWING: None