baber/WOPTO huggingface dataset:
Patent JP-2021019442-A (JP)
Title: Optical fiber power supply system
Inventor: SUYAMA TAKEHIKO
IPC: H04B10/80
Filed: 2019-07-22
Abstract: To reduce energy loss in which electrical energy supplied as power supply light becomes heat and is lost in an optical fiber power supply system.SOLUTION: An optical fiber power supply system 1 comprises: a power supply device 110 including a semiconductor laser 111 that performs laser oscillation with electrical power and outputs power supply light 112; a power receiving device 310 including a photoelectric conversion element 311 that converts the power supply light 112 output from the power supply device 110 into electrical power; and an optical fiber cable 200 that transmits the power supply light 112 from the power supply device 110 to the power receiving device 310. The optical fiber power supply system comprises a temperature sensor 312 that detects the temperature of the photoelectric conversion element 311, when the temperature detected by the temperature sensor 312 is equal to or more than a predetermined threshold, executes processing to reduce the output level of the power supply light 112, and when the detected temperature is less than the predetermined threshold, executes processing to increase the output level of the power supply light 112.SELECTED DRAWING: Figure 5
Patent JP-2021016625-A (JP)
Title: Visualization device of in-vivo substance
Inventor: TAKEI MASAHIRO
IPC: A61B5/053
Filed: 2019-07-22
Abstract: To provide a visualization device of in-vivo substances in which the movement such as protein and water or the tissue transition such as adipose tissue and muscle tissue are visualized.SOLUTION: A visualization device of in-vivo substances has 2 or more electrode bands with multiple electrodes arranged around a user's body, in which the 2 or more electrode bands are arranged almost in parallel. The visualization device includes measurement means for measuring electrical characteristics by applying an electric signal between the multiple electrodes, and movement estimation means for estimating a movement amount or a moving direction of the in-vivo substances on the basis of the electrical characteristics measured by the measurement means. Further, at least 1 or more electrode bands have a function of pressing the body. Also, multiple signals being different in frequencies are provided as the electrical signals, and the frequencies are switched according to the in-vivo substances.SELECTED DRAWING: Figure 1
Patent JP-2021000716-A (JP)
Title: Robot arm for classification of PET bottle production line
Inventor: ZHU XIAOYAN
IPC: B07C5/06
Filed: 2019-07-22
Abstract: To provide a robot arm for classification of PET bottle production line.SOLUTION: A robot arm includes a classification box, a transport chamber is so installed in the classification box as to penetrate the left and right, a transport belt and a separation belt are slidably installed in the transport chamber, the transport belt is positioned on a front side of the separation belt, and a transport apparatus is connected in the transport belt and the separation belt. The present invention can automatically measure a diameter of each PET bottle body, improves the measurement efficiency, and further, classifies PET bottles on the basis of diameter sizes of PET bottle bodies. According to this invention, the size of the body diameter can reflect a PET bottle size more correctly, and a classification error can be effectively reduced.SELECTED DRAWING: Figure 1
Patent JP-2021021566-A (JP)
Title: Differential pressure leak test device
Inventor: KUMAGAI NAOYA
IPC: G01M3/26
Filed: 2019-07-24
Abstract: To keep the temperature of a master container stable under repeated inspections and also to reduce the temperature change during differential pressure measurement.SOLUTION: A differential pressure leak test device (1) injects high-pressure gas into the inside of both a work (W) having a cavity and a master container (3) having airtightness in a sealed state, and inspects the airtightness of the work based on measuring the pressure difference between the inside of the work cavity and the inside of the master container. In the master container, provided are: a heat conductive member (8) that is thermally connected to the inner wall of the master container to increase the internal surface area while securing the internal volume; and a control device (4) that executes, at the start of an inspection, a warm-up operation in which high-pressure gas is injected into and exhausted from the master container at regular time intervals.SELECTED DRAWING: Figure 1
Patent JP-2021022053-A (JP)
Title: Cash processing device
Inventor: YAMAZAKI HIROSHI
IPC: G07D11/60
Filed: 2019-07-25
Abstract: To reduce the situation where cash cannot be deposited compared to the conventional art.SOLUTION: In the case where a change reserve (or sales amount before deposit) withdrawn from a cash processing device 1 is used for refunding a payment other than cash such as electronic money, and when the cash processing device 1 receives an instruction for a refund transaction (pressing operation of a refund button B3) from a user, the cash processing device causes the user to enter a refund amount, and stores an entered refund amount in a storage unit 11 as deposit/withdrawal refund history information.SELECTED DRAWING: Figure 5
Patent JP-2021021011-A (JP)
Title: Aqueous ink composition for writing instruments and writing instrument including the same
Inventor: AKIYAMA KAZUHIKO
IPC: C09D11/18
Filed: 2019-07-27
Abstract: To provide an aqueous ink composition for writing instruments that suppresses the drying up of a pen tip without impairing writing quality, and a writing instrument including the same.SOLUTION: An aqueous ink composition for writing instruments contains a coloring material, polymethyl methacrylate alkoxy polyethylene glycol, and water. Relative to the total mass of the aqueous ink composition, the content of polymethyl methacrylate alkoxy polyethylene glycol is 0.01-10 mass%. There is also provided a ballpoint pen, a marking pen or a fountain pen that holds the ink composition therein.SELECTED DRAWING: None
Patent JP-2021021647-A (JP)
Title: Abnormality detection system for information board
Inventor: IWASAKI ATSUSHI
IPC: G01L1/00
Filed: 2019-07-29
Abstract: To quantitatively diagnose the cumulative fatigue of an information board over a long period on the basis of stresses applied to a strut.SOLUTION: The present invention comprises an acceleration sensor for measuring acceleration information and installed on a strut and a diagnosis unit for estimating stresses applied to the strut from the acceleration information and thereby detecting the cumulative fatigue of the information board, and further includes a strain measurement sensor for measuring strain information and installed in a stress concentration part or in its vicinity. The diagnosis unit acquires acceleration information and strain information at the same time of day, calculates a correlation between the acceleration information and the strain information, estimates a conversion coefficient for converting the acceleration information to the strain information on the basis of the calculation result, and generates the strain information from the acceleration information measured by the acceleration sensor and thereby estimates the stress to be applied to the strut.SELECTED DRAWING: Figure 2
Patent JP-2021019943-A (JP)
Title: Saccade detection device, saccade detection method, and saccade detection program
Inventor: OKA HIROMITSU
IPC: A61B3/113
Filed: 2019-07-29
Abstract: To provide a saccade detection device that can improve saccade detection accuracy.SOLUTION: A saccade detection device 1 for detecting saccade of a person 2 to be monitored includes: an extraction block 10 for extracting an upwardly convex inflection point 2f, in particular, of sites interlocking with an eye movement of the person 2 to be monitored as an upper eyelid interlocking part 2e in an upper eyelid 2b reflected in a face image 7 taken of a face 2a of the person 2 to be monitored; and a detection block 20 for tracing the movement of the upper eyelid interlocking part 2e extracted by the extraction block 10 and detecting saccade on the basis of the movement tracing result.SELECTED DRAWING: Figure 2
Patent JP-2021025670-A (JP)
Title: Refrigeration cycle device
Inventor: TANAKA MASARU
IPC: F25B43/00
Filed: 2019-07-31
Abstract: To provide a refrigeration cycle device which can suppress the corrosion of a component of a refrigeration circuit resulting from a refrigerant containing CF3I even if using the refrigerant containing the C3I.SOLUTION: In a refrigeration cycle device (1) in which a compressor (11), an expansion valve (9), an outdoor heat exchanger (13) and an indoor heat exchanger (18) are connected to one another, and having a refrigeration circuit (10) in which a refrigerant containing CF3I circulates, the refrigerant circuit (10) has components (5, 6, 26, 30, 31, 35, 41, 57, 81, 82, 83 and 93b) contacting with the refrigerant, and each component is constituted of an anti-corrosion material whose surface contacting with at least the refrigerant includes at least one kind selected from a group consisting of metal whose zinc ratio is 10wt% or lower, resin other than nylon 66, and carbon.SELECTED DRAWING: Figure 1
Patent JP-2021024142-A (JP)
Title: Liquid discharge head
Inventor: HIRAI KEITA
IPC: B41J2/14
Filed: 2019-08-01
Abstract: To provide a liquid discharge head configured so that even if liquid flows out through a connection part between a liquid supply path and a pressure chamber and/or a connection part between a liquid discharge path and the pressure chamber, a possibility that the flowing-out liquid may reach a piezoelectric element can be reduced.SOLUTION: A head comprises a pressure chamber plate having a pressure chamber 11m formed, and a reservoir member, joined to the pressure chamber plate, in which a supply flow path is formed. On an upper surface of the pressure chamber plate is formed a vibration plate covering the pressure chamber, and the supply flow path is communicated with the pressure chamber through a communication hole 17x formed in the vibration plate. The communication hole is communicated with a first end part at one end side in a conveying direction of the pressure chamber, where a width D3 in a paper-width direction at the first end part of the pressure chamber is larger than a width D6 in the paper-width direction at a center part in the conveying direction of the pressure chamber.SELECTED DRAWING: Figure 4
Patent JP-2021024916-A (JP)
Title: Production method of polyester resin
Inventor: NAKANE TAKAYUKI
IPC: C08G63/91
Filed: 2019-08-01
Abstract: To provide a production method of a polyester resin allowing introduction of a desired structural site into a side chain of the polyester resin.SOLUTION: A production method of a polyester resin comprises reacting a polyester resin (A) which has a carboxy group in a side chain, with an active hydrogen group-containing compound (B) in the presence of a compound (C) represented by the general formula (1) in the figure, where R1 and R2 represent C1-20 hydrocarbon groups. The polyester resin (A) with a carboxy group in a side chain is a polyester resin having in a side chain a carboxy group derived from at least one polycarboxylic acid selected from among aliphatic polycarboxylic acids and alicyclic polycarboxylic acids.SELECTED DRAWING: None
Patent JP-2021027468-A (JP)
Title: Meta-surface antenna with post
Inventor: SHIMADA MASAHIRO
IPC: H01Q15/14
Filed: 2019-08-05
Abstract: To provide a meta-surface antenna having a simple structure, a low profile, and a wide beam width.SOLUTION: A meta-surface antenna with a post includes a substantially flat reflector having a metasurface and an element portion provided on the reflector. The element portion includes an element, a central portion, and an element side post, and the element is raised from the reflector at a substantially right angle and extends from the central portion to the element end portion. The element side post has a metal portion, is raised substantially at a right angle from the reflector, and is arranged on an extension line of the element when viewed from the central portion.SELECTED DRAWING: Figure 1
Patent JP-2019196272-A (JP)
Title: Sheet conveyance device and image formation device
Inventor: HIROTA JUNICHI
IPC: B65H9/14
Filed: 2019-08-07
Abstract: To solve a problem that an image formation device is sized larger and increases the cost if a sensor that determines a paper type is provided to the image formation device.SOLUTION: The type of a sheet being transported by a first roller is determined based on a variation between a rotational phase θ and a command phase θ_ref of a rotator in a condition where the sheet, which has been transported by the first roller and has not been transported by a second roller, is bent. As a result, the type of the sheet can be determined without using a sensor that determines the type of a sheet.SELECTED DRAWING: Figure 6
Patent JP-2021026183-A (JP)
Title: Method for manufacturing dimming film and method for manufacturing display device
Inventor: MAEHASHI RYOTA
IPC: G02F1/13357
Filed: 2019-08-08
Abstract: To provide a method for manufacturing a dimming film, by which a degree of transparency in a transparent state in a dimming film can be improved, the dimming film showing changes in optical states between the transparent state and a non-transparent state.SOLUTION: A method for manufacturing a dimming film aims to manufacture a dimming film that shows an increase in the light scattering property when receiving ultraviolet light and a decrease in the light scattering property when receiving visible light. The method includes: a step of applying a composition comprising liquid crystal molecules, an optical active material comprising a photoisomerization material, a photopolymerizable monomer and a photopolymerization initiator on a substrate; a step of aligning the liquid crystal molecules included in the composition applied on the substrate; and a step of irradiating the composition with light at a wavelength different from the wavelength that promotes isomerization of the photoisomerization material, so as to cure the composition to obtain a cured product.SELECTED DRAWING: None
Patent JP-2021033335-A (JP)
Title: Signal processing system
Inventor: SATO MASAYUKI
IPC: A41D13/008
Filed: 2019-08-13
Abstract: To prevent connection between a receiver and a plurality of sensors from being complicated.SOLUTION: A signal processing system of the present invention includes: cloth including a conductive part and having conductivity; a transmitter that is connected to the conductive part and attached to the cloth, and transmits a carrier wave having a predetermined oscillation frequency to the conductive part; a plurality of sensors that is connected to the conductive part and attached to the cloth, and outputs signals for modulating the carrier wave according to the state of a detection object; and a receiver that is connected to the conductive part and attached to the cloth, and demodulates the modulated carrier wave to extract the signal of each of the sensors.SELECTED DRAWING: Figure 1
Patent JP-2021033427-A (JP)
Title: Work agent mediation system and agricultural machinery sharer mediation system
Inventor: NISHIDA YUSUKE
IPC: G06Q50/02
Filed: 2019-08-19
Abstract: To provide a work agent mediation system capable of easily searching for a work agent suitable for work.SOLUTION: When receiving a work agent mediation request for a predetermined work plan from a user terminal 2, a mediation server 4 in a mediation system 1 selects a work agent candidate who owns a farm machine required to perform the predetermined work plan from among the work agent candidates and notifies the selected work agent candidate that the server has received the work agent mediation request. When an agency/sharer candidate terminal 3 is notified by the mediation server 4 that the work agent mediation request has been made, the agency/sharer candidate terminal displays the predetermined work plan and provides the intention of the work agent candidate using the agent candidate terminal to the mediation server 4.SELECTED DRAWING: Figure 1
Patent JP-2021034464-A (JP)
Title: Laser device and laser stabilization method
Inventor: SHIRAKAWA YUSUKE
IPC: H01S3/139
Filed: 2019-08-21
Abstract: To provide a laser device and a laser stabilization method that can restart a search process without requiring a waiting time when the search process of a target saturated absorption line fails.SOLUTION: A control unit 53 of a laser device includes an actuator control unit 531 that sweeps a drive voltage V, a search unit 532 that executes search processing of detecting a singular point on the basis of a second derivative signal SL2, and storing a voltage value of a drive voltage V at the time when the singular point is detected in a memory 54, and a noise determination unit 533 that determines noise from a plurality of singular points detected in the search processing. When the noise detected as the singular point is present, the search unit 532 performs the search processing while the drive voltage V changes in the decreasing direction from a value smaller than the voltage value at the time when the noise is detected.SELECTED DRAWING: Figure 2
Patent JP-2021033726-A (JP)
Title: What operates universe
Inventor: KOBORI SHIZU
IPC: G99Z99/00
Filed: 2019-08-27
Abstract: To solve what operates the universe.SOLUTION: The whole universe rotates on a black hole in the center of the universe. A bubble universe rotates on a black hole of 1011 solar mass, a black hole of 1010 solar mass, and a black hole of 109 solar mass, which are larger masses. The galaxy rotates on a black hole of 107 solar mass, a black hole of 106 solar mass, and a black hole of 105 solar mass, which are smaller masses. This is described in "The shape and background radiation of the universe", Patent application 2016-219755, submitted on Nov. 10, 2016. "The radii of spheres in the center where the all masses of black holes gather" are all approximately 10-8 m.SELECTED DRAWING: Figure 1
Patent JP-2019198737-A (JP)
Title: Game machine
Inventor: MATSUMOTO YUSUKE
IPC: A63F7/02
Filed: 2019-08-29
Abstract: To provide a game machine capable of improving an interest to a performance.SOLUTION: A game machine comprises a first operation performance which contains a performance in which a button image 2000 appears and in which a normal button for which an operation valid duration by a player is provided is displayed, and a second operation performance which contains a performance in which the button image 2000 appears, then a character 2010 operates the button image 2000, and in which a character button for which the operation valid duration is not provided, is displayed. In the first operation performance, a performance in which the button image 2000 seems to be pushed, is executed, for every time when a player depresses a performance button in the valid duration after the button image 2000 appears, and in the second operation performance, a performance of an action in which the character 2010 seems to push the button image 2000 is executed.SELECTED DRAWING: Figure 94
Patent JP-2021038108-A (JP)
Title: Sodium deactivation method
Inventor: TSUBOUCHI Gen
IPC: C01D7/12
Filed: 2019-09-02
Abstract: To construct a technique capable of easily, safely and effectively deactivate sodium.SOLUTION: A sodium deactivation method comprises a process where sodium, an acid salt and a hydroxyl group-containing hydrocarbon compound are mixed, and the sodium is substituted with hydrogen in the acid salt to form a normal salt, thus the sodium is deactivated.SELECTED DRAWING: None
Patent JP-2021038705-A (JP)
Title: Power train system
Inventor: HOTTA SHINTARO
IPC: B60K6/46
Filed: 2019-09-03
Abstract: To suppress the intrusion of oxygen into a catalyst at a start of an engine under a condition that a temperature of an exhaust emission purification catalyst is high.SOLUTION: A power train system comprises a port injection type internal combustion engine. Processing for confining fuel in a compression stroke cylinder at a stop of the engine, and performing ignition at a first cycle of the compression stroke cylinder at the start on the basis of a stored crank stop position is called as first start processing. Processing for performing fuel injection for, for example, an intake stroke cylinder during a stop of the engine on the basis of the stored crank stop position, and performing ignition at a first cycle of the intake stroke cylinder at the start is called as second start processing. When a catalyst temperature when an engine start requirement is issued is equal to a first threshold or higher, a control device starts the internal combustion engine accompanied by at least either of the first start processing and the second start processing, and when the catalyst temperature is lower than the first threshold, the control device starts the internal combustion engine without being accompanied by any of the first start processing and the second start processing.SELECTED DRAWING: Figure 10
Patent JP-2020078226-A (JP)
Title: Driving device, hydraulic pump, and automobile
Inventor: EDGAR KURZ
IPC: F16J15/3204
Filed: 2019-09-05
Abstract: To provide a driving device in which wear debris of a commutator is prevented from leaking out of a housing and reaching, for example, a hydraulic pump driven by the driving device, or an optional eccentric bearing, in a simple and cost-effective manner.SOLUTION: A driving device 1, in particular, for a hydraulic pump 2 of a braking system of an automobile includes: a rotor shaft 6, supported in a housing 5, for supporting a rotor 8; and a commutator 9 arranged in the housing; and at least one commutator brush 12, in which the commutator is held by a brush support 11. The commutator brush cooperates with a commutator ring 10 arranged non-rotatably on the rotor shaft. The brush support has a seal ring 13 assigned to the commutator. The seal ring is arranged coaxially with the rotor shaft and cooperates with the rotor shaft for hermetic sealing.SELECTED DRAWING: Figure 1
Patent JP-2021040109-A (JP)
Title: Electrostatic chuck
Inventor: MOMIYAMA DAI
IPC: H02N13/00
Filed: 2019-09-05
Abstract: To provide an electrostatic chuck which enables the enhancement of the in-plane uniformity of a plasma density.SOLUTION: An electrostatic chuck comprises: a ceramic dielectric substrate having first and second principal faces; a base plate; and first and second electrode layers provided in the ceramic dielectric substrate. The first electrode layer is provided between the first and second principal faces in a Z axis direction, and is supplied with an electric power from a second principal face side. The second electrode layer is provided between the first electrode layer and the first principal face in the Z axis direction. The first electrode layer has a first part located on a center side of the first electrode layer, and a second part located on an outer peripheral side with respect to the first part. The first part has a first face on the first principal face side, and a second face on a side opposite to the first face. The second part has a third face on the first principal face, and a fourth face on a side opposite to the third face. The third face is located between the first face and the second electrode layer in the Z axis direction. An electric resistance of the first face is larger than an average electric resistance of the first part.SELECTED DRAWING: Figure 1