baber/WOPTO huggingface dataset:
Patent JP-2022064656-A (JP)
Title: Method for detecting short-circuit in fuel cell
Inventor: MIYAMOTO NAOTOSHI
IPC: H01M8/04746
Filed: 2020-10-14
Abstract: To solve the problem in which: a foreign substance entering a gas path in a cell may bring an anode-side separator and a cathode-side separator into conduction and cause short-circuit.SOLUTION: A method for detecting short-circuit in a fuel cell includes: a first step of preparing a fuel cell having an oxidation gas introduction port and a fuel gas introduction port; a second step of attaching oxidation gas piping with a filter to the oxidation gas introduction port and attaching fuel gas piping with a filter to the fuel gas introduction port; a third step of starting supply of oxidation gas through the oxidation gas piping at a flow rate equal to or more than a first reference flow rate and a pressure equal to or more than a first reference pressure, and supply of fuel gas through the fuel gas piping at a flow rate equal to or more than a second reference flow rate and a pressure equal to or more than a second reference pressure, and thereby causes the fuel cell to generate power; and a fourth step of, when the voltage of the fuel cell becomes an open circuit voltage, stops supply of at least one of the oxidation gas and the fuel gas and detects a voltage drop speed, and when the voltage drop speed is equal to or more than a predetermined reference speed, determines the presence of short circuit.SELECTED DRAWING: Figure 5
Patent JP-2022066650-A (JP)
Title: State detector, state detection method and state detection system
Inventor: WATANABE YOSHITAKA
IPC: H01M10/48
Filed: 2020-10-19
Abstract: To provide a state detector, a state detection method and a state detection system, which can precisely estimate a deterioration state of a secondary battery.SOLUTION: In a state detector for detecting a state of a secondary battery mounted on a vehicle, a control part includes: measuring means for measuring a physical amount of the secondary battery and a use history of the secondary battery; discharge performance value calculation means for calculating a discharge performance value which correlates with discharge performance of the secondary battery from the physical amount of the secondary battery; storage means for storing the use history of the secondary battery and the discharge performance value; logarithm calculation means for calculating a logarithm of the use history of the secondary battery; and estimation means for estimating the deterioration state of the secondary battery on the basis of a relation between the logarithm calculated by the logarithm calculation means and the discharge performance value.SELECTED DRAWING: Figure 3
Patent JP-2022069998-A (JP)
Title: Indoor unit of air conditioner
Inventor: TAGUCHI SHOICHI
IPC: F24F13/20
Filed: 2020-10-26
Abstract: To provide an indoor unit of an air conditioner with high heat exchange performance.SOLUTION: An indoor unit of an air conditioner 100 has a cabinet 1, a centrifugal fan 10, and an indoor heat exchanger 6. The centrifugal fan 10 has a motor 11, a plurality of vanes 12, a hub 13, and a shroud 14. The hub 13 has a bend 13b that is bent to the side of a top plate 1a more outside than the vanes 12 in the radial direction. The top plate 1a has a top plate slope 1av having an inclined slope that is inclined to increase in height position as it gets closer to the indoor heat exchanger 6 in the transverse direction. The top plate slope 1av is provided more inside than the indoor heat exchanger 6 in the radial direction of the rotation axis Z. In a longitudinal sectional view, an end of the bend 13b lies on the extension of the inclined slope.SELECTED DRAWING: Figure 4
Patent JP-2021068907-A (JP)
Title: System and method for solenoid having permanent magnet
Inventor: JOSEPH REITER
IPC: H01F7/16
Filed: 2020-10-27
Abstract: To provide a solenoid eliminating the need to use two or more wire coils or coil bays to move an armature between two or more positions.SOLUTION: A solenoid includes a housing 102, a pole piece 104, a wire coil 140 arranged within the housing 102, a permanent magnet 109 arranged between the pole piece 104 and an end plate 106, an armature 108 configured to selectively move between a first position and a second position in response to a current applied to the wire coil 140, and a spring 144 configured to bias the armature 108. When the wire coil 140 is de-energized, the armature 108 is maintained in at least one of the first position and the second position. The first position is configured to be maintained by the spring 144, and the second position is configured to be maintained by magnetic attraction between the armature 108 and the permanent magnet 109 through engagement between the armature 108 and the pole piece 104.SELECTED DRAWING: Figure 1
Patent JP-2021007848-A (JP)
Title: Method of washing using lukewarm water obtained by changing heat with residual hot water, and washing machine provided with heat exchanger
Inventor: SAKAI SHOJI
IPC: F28D7/10
Filed: 2020-10-28
Abstract: To provide a method of washing efficiently with lukewarm water using a small-sized high performance heat exchanger which is hard to realize by a prior art using residual hot water of a bath as feed water for washing, and a washing machine provided with the small-sized high performance heat exchanger.SOLUTION: The high performance heat exchanger is attained by combination of heat transfer acceleration technology development of the inside and outside of a pipe so that a washing method and a washing machine having high detergency can be provided.SELECTED DRAWING: Figure 1
Patent JP-2022077593-A (JP)
Title: Semiconductor device and method of manufacturing the same
Inventor: MARUYAMA TAKAHIRO
IPC: H01L27/1159
Filed: 2020-11-12
Abstract: To improve the performance of a semiconductor device that comprises a ferroelectric memory having a ferroelectric film between a gate electrode and a semiconductor substrate.SOLUTION: A ferroelectric film FE and a metal film MF are not formed immediately above an element isolation region EI that is formed within a groove D1 on a top surface of a semiconductor substrate SB. The ferroelectric film FE and the metal film MF are formed on the semiconductor substrate SB in an active region defined by the element isolation region EI. Thus, a polarization state within the ferroelectric film FE in the active region and a polarization state within the ferroelectric film FE on the element isolation region EI are prevented from becoming different from each other.SELECTED DRAWING: Figure 4
Patent JP-2022079795-A (JP)
Title: Inter-organization document information sharing system
Inventor: HIMENO SHINKICHI
IPC: G06F13/00
Filed: 2020-11-17
Abstract: To provide an inter-organization document information sharing system which versatilely enables transmission and reception of information without corresponding individually even when transmission and reception of information is performed between electronic medical charts of medical and care institutions in which document categories and description items are differently arranged.SOLUTION: An inter-organization document information sharing system comprises: transmission and reception format definition means for defining versatile transmission and reception formats; transmission and reception format substituting and transmitting means for extracting information from description items for each document category of a transmission-side electronic medical chart and substituting the information into the transmission and reception formats to transmit the transmission and reception formats; and transmission and reception format reception recording means for recording information of the received transmission and reception formats in individually corresponding description items of document categories of a reception-side electronic medical chart.SELECTED DRAWING: Figure 1
Patent JP-2021114996-A (JP)
Title: Composition for improving bone metabolism
Inventor: WATANABE SHUNSUKE
IPC: A61P19/08
Filed: 2020-11-18
Abstract: To provide a technique for improving bone metabolism.SOLUTION: Provided is a composition for improving bone metabolism, which contains at least one selected from the group consisting of monosaccharides having 4 to 6 carbon atoms and sugar alcohols having 4 to 6 carbon atoms.SELECTED DRAWING: None
Patent JP-2022080714-A (JP)
Title: Air bubble behavior detection system and air bubble behavior detection method
Inventor: LEE SUGUEN
IPC: H01L21/306
Filed: 2020-11-18
Abstract: To recognize behavior of an air bubble passing through a gap between adjacent substrates and behavior of processing liquid flow.SOLUTION: An air bubble state detection system for a batch-type substrate processing equipment comprises: a substrate holding tool 14 holding a plurality of substrates in a processing tank 10; a processing liquid nozzle 20 supplying processing liquid into the processing tank; and a gas nozzle 30 ejecting an air bubble B for bubbling into the processing tank from below the substrate holding tool. The system further comprises an imaging substrate DW and a light source substrate LW. The imaging substrate comprises a base material having an approximately same shape as a production substrate PW, an imaging device provided on the base material, and an output unit outputting output of the imaging device to the outside of the imaging substrate. The light source substrate is a surface light source comprising a base material having an approximately same shape as that of the production substrate and a light irradiation unit provided on the base material. The imaging substrate and the light source substrate are immersed in processing liquid in the processing tank while the substrates and the light source substrate are faced each other and held by the substrate holding tool. After that, a state of the air bubble passing through between the light source substrate emitting light and the imaging substrate receiving the light is detected on the basis of output of the imaging substrate.SELECTED DRAWING: Figure 1
Patent JP-2021144208-A (JP)
Title: Laminated sheet and manufacturing method therefor
Inventor: SIM JAE HO
IPC: B32B7/023
Filed: 2020-11-19
Abstract: To provide a laminated sheet which exerts an adhesive force that is less susceptible to deterioration when pasted onto a display panel.SOLUTION: A laminated sheet comprises a first protective film, front plate, and polarizing layer arranged in the described order. The first protective film comprises a first adhesive layer provided on one surface of a first resin film, and is laminated on the front plate via the first adhesive layer. The first protective film can be peeled off from the front plate. Hight of burrs on an outer peripheral edge of the first protective film is 6.0 μm or less.SELECTED DRAWING: Figure 1
Patent JP-2021084028-A (JP)
Title: Surface cleaning apparatus with task lighting
Inventor: MICHAEL LUYCKX
IPC: B08B11/00
Filed: 2020-11-24
Abstract: To provide a surface cleaning apparatus with an effective illumination function.SOLUTION: A surface cleaning apparatus includes task lighting. The task lighting can be provided on a hand-carried body or on housing of the apparatus, on a hand tool of the apparatus, or on both of them. The task lighting can be adjustable, and can be directed to illuminate a desired location.SELECTED DRAWING: Figure 1
Patent JP-2022088067-A (JP)
Title: Steering method and steering system
Inventor: YOSHIDA YUTO
IPC: B62D6/00
Filed: 2020-12-02
Abstract: To provide a steer-by-wire steering system capable of alleviating a driver's feeling that something is wrong which derives from a difference between a change speed in a yaw rate of a vehicle a driver expects and a change speed in an actual yaw rate of the vehicle.SOLUTION: A steering method includes (S9) turning steering wheels so that an actual turning angle coincides with a target turning angle of the steering wheels calculated based on a steering angle of a steering wheel, (S4) calculating a first reaction force command value on the basis of the actual turning angle and target turning angle or steering angle, (S5) detecting an actual yaw rate of a vehicle, (S6) calculating a change speed in a target yaw rate of the vehicle which depends on a change in the first reaction force command value, (S7) calculating a speed deviation of the change speed in the actual yaw rate from the change speed in the target yaw rate, and (S8 and S11) generating a steering reaction force dependent on a second reaction force command value obtained by adding a reaction force correction value dependent on the speed deviation to the first reaction force command value.SELECTED DRAWING: Figure 6
Patent JP-2021047006-A (JP)
Title: Air conditioning indoor unit
Inventor: HINO NAONOBU
IPC: F24F1/0073
Filed: 2020-12-03
Abstract: To provide an air conditioning device that can firmly fix an indoor unit to a foundation structure and increase anti-vibration strength of the indoor unit.SOLUTION: An air conditioning device includes a frame 20 and at least one indoor unit 5. The frame 20 is fixed to an outer peripheral part of a foundation structure 80 exposed to a space to condition the internal air thereof. The indoor unit 5 includes: a built-in heat exchanger for exchanging heat between refrigerant and air; and a built-in blower, and is detachably supported to the frame 20.SELECTED DRAWING: Figure 7
Patent JP-2022090847-A (JP)
Title: Power source measurement control circuit and robot controller
Inventor: MOMOSE HIROBUMI
IPC: H02M7/06
Filed: 2020-12-08
Abstract: To provide a power source measurement control circuit capable of detecting an abnormality in an external AC power source by monitoring the power source supplying power for driving an industrial robot.SOLUTION: A power source measurement control circuit includes an AC current detection unit 21 and an AC voltage detection unit 22 that are disposed between a main circuit relay 23 for supplying and cutting power to a robot and an AC power source 10, and that detect a current waveform and a voltage waveform of the AC power supplied from the AC power source 10, respectively, a detection processing unit 40 including a detection storage unit 41 that stores the detected current waveform and voltage waveform, and calculates a current and a voltage from the current waveform and the voltage waveform, and an abnormality detection unit 46 that is connected to the detection processing unit 40 and that detects an abnormality in the AC power source 10.SELECTED DRAWING: Figure 1
Patent JP-2022091039-A (JP)
Title: Production of coated food product or modifying composition
Inventor: KOBA RYUSUKE
IPC: A23L5/10
Filed: 2020-12-08
Abstract: To provide a composition and a method for modifying coated food products such as deep-fried foods.SOLUTION: The composition for modifying coated food products containing oil-containing particles and arbitrarily heat-resistant thickening polysaccharides; the oil-containing particles are porous particles holding oil and/or powdery oil; the heat-resistant thickening polysaccharides are selected from arginates, carrageenan, gellan gum, polysaccharides having β-glucan main chain, polysaccharides having polygalacturonic acid main chain, polysaccharides having mannan main chain, and combinations thereof.SELECTED DRAWING: None
Patent JP-2022093136-A (JP)
Title: Photocatalyst plate, photocatalyst particle structure, and method for manufacturing them
Inventor: KUDO AKIHIKO
IPC: C01B13/02
Filed: 2020-12-11
Abstract: To provide a photocatalyst plate which can highly efficiently express water decomposition activity under irradiation with light including visible light, and preferably, a photocatalyst plate which is hard, is excellent in transportability, storability and workability, and has a resin base material and a photocatalyst particle structure layer, in a photocatalyst particle structure.SOLUTION: A photocatalyst plate includes a photocatalyst particle layer including visible light responsive photocatalyst particles for hydrogen generation and visible light responsive photocatalyst particles for oxygen generation satisfying a particle diameter requirement in a specific range, and conductive carbon, and a resin base material, in which the photocatalyst particle layer and the resin base material are preferably bonded to each other by applying a pressurization load thereto. The photocatalyst plate has high water decomposition activity and suitable film strength.SELECTED DRAWING: Figure 11
Patent JP-2021099099-A (JP)
Title: Axial piston pump
Inventor: MERIC AMSTUTZ
IPC: F04B1/22
Filed: 2020-12-17
Abstract: To provide a way of monitoring an axial piston pump by means of a component which can be subsequently attached to it without the monitoring being disturbed by the movement of the ferromagnetic pistons of the axial piston pump.SOLUTION: An axial piston pump having several pistons has a magnetic encoder 5, which is arranged on a swash plate, and a magnetic field sensor, which is arranged in such a way that it faces towards the magnetic encoder 5. The magnetic encoder 5 has at least two permanent magnets 2, 3 and a plate 4 which consists of a ferromagnetic material. The permanent magnets 2, 3 are arranged on the plate 4 in such a way that they each face a magnetic pole towards the plate 4, and this pole is at least partially covered by the plate 4 in each case.SELECTED DRAWING: Figure 2
Patent JP-2022096356-A (JP)
Title: Game machine
Inventor: NOZAKI TAKU
IPC: A63F5/04
Filed: 2020-12-17
Abstract: To provide a game machine with increased projector cooling efficiency.SOLUTION: A projector, a cover member arranged so as to surround the projector, and a screen capable of displaying an image projected by the projector are provided. In the cover member, a first opening and a second opening opened upward are formed. In the cover member, a first space is formed by communicating from the first opening, a second space is formed by communicating from the second opening, the first space is opened in a direction different from the upper side by a third opening and the second space is opened in a direction different from the upper side by a fourth opening, the first opening and the third opening communicate with each other, and the second opening and the fourth opening communicate with each other. The projector is arranged between the third opening and the fourth opening, and includes first and second vents, and a fan arranged between the first and second vents. The projector is arranged so that the second vent and the fourth opening face each other while the first vent and the third opening face each other.SELECTED DRAWING: Figure 70
Patent JP-2022098131-A (JP)
Title: Air-conditioning system of building
Inventor: UMEMOTO DAISUKE
IPC: F24F7/003
Filed: 2020-12-21
Abstract: To provide an air-conditioning system which can maintain air quality in a building in a favorable state while enhancing air-conditioning efficiency.SOLUTION: In an air-conditioning system 1 of a building, the air-conditioning system 1 includes: a first air-conditioning system 21 for supplying ventilated/air-conditioned air into a plurality of first living rooms 11 in the building; and a second air-conditioning system 22 for supplying ventilated/air-conditioned air into at least one second living room 12 which is different from the first living rooms 11. The first air-conditioning system 21 comprises one first heat source 23, an ambient air withdrawal part 24, and a first supply path 25 for supplying the ventilated/air-conditioned air into the plurality of first living rooms 11. The second air-conditioning system 22 comprises a second supply path 42 for making at least one of the first living rooms 11 communicate with the second living room 12, and an exhaust device 44 for withdrawing air from at least one of the first living rooms 11 into the second living room 12 via the second supply path 42, and discharging the air to the outside of the building.SELECTED DRAWING: Figure 1
Patent JP-2022098793-A (JP)
Title: Fabric manufacturing method
Inventor: NISHIYAMA KAZUSHI
IPC: D03D11/00
Filed: 2020-12-22
Abstract: To provide a fabric manufacturing method that is excellent in manufacturing efficiency, can contribute to reduction of greenhouse gas and reduce burden on environment and manufacturing cost.SOLUTION: A fabric manufacturing method is used to simultaneously manufacture a plurality of fabrics and has a weaving step, a cutting step to remove an ear part, and a winding step. The weaving step is a step to weave a fabric laminate having a body part in which a plurality of fabrics are stacked and the ear part that joins the plurality of fabrics individually on both sides of the body part. The cutting step is a step to cut the ear parts on both sides from the fabric laminate. The winding step is a step to separately winding the plurality of fabrics.SELECTED DRAWING: None
Patent JP-2022099877-A (JP)
Title: Engine revolution detector and engine
Inventor: YOSHIDA REO
IPC: G01D5/245
Filed: 2020-12-23
Abstract: To provide an engine revolution detector and engine, which can improve sensing performance of a revolution detection sensor for detection terminal units.SOLUTION: A revolution detector 1 for an engine 100 comprises: a revolution detection member 2 provided with multiple detection terminal units 4, 5, 6, 7 for detection and configured to rotate integrally with a cam shaft 101 acting as a rotation axis; a revolution detection sensor 10 provided at a position facing the detection terminal units 4, 5, 6, 7 and configured to generate detection signals P1, P2, P3, P4 for identifying a cylinder of the engine 100 by detecting the detection terminal units 4, 5, 6, 7 passing by with rotation of the cam shaft 101; and resin reinforcement members 31, 32, 33, 34 provided on the detection terminal units 4, 5, 6, 7.SELECTED DRAWING: Figure 1
Patent JP-2022101331-A (JP)
Title: Image projection method, image projection device, unmanned aerial vehicle, and image projection program
Inventor: KISHIDA IKUKO
IPC: G03B21/14
Filed: 2020-12-24
Abstract: To view image information even when a user does not carry a display device such as a mobile terminal device, or even when the user does not have a display device such as a display or a screen around the user.SOLUTION: Any part of the user's body to which the user's gaze is directed is identified, an image transmitted or delivered to the user is projected by using a projector (hat projector 1100) provided on a hat worn by the user on the head of the user by using the identified part as a screen. As a result, a palmtop screen is realized in the left and right palms of the user. For example, a video call image is displayed on the palmtop screen on the right hand side, and a chat image is displayed on the palmtop screen on the left hand side. The body part is not limited to the hand, but may be an arm, a wrist, a leg, a foot, or the like. The user does not need a terminal device, a display or a dedicated screen to view the image.SELECTED DRAWING: Figure 11
Patent JP-2022102392-A (JP)
Title: Package and manufacturing method thereof
Inventor: FURUYA NORIKO
IPC: A61J1/06
Filed: 2020-12-25
Abstract: To provide a package capable of buffering vibration and shock to a medicine container having a medicine stored therein.SOLUTION: A package comprises a medicine container filled with a liquid, and a packaging material for housing the container. The liquid put in the medicine container contains at least one selected from a peptide, a protein, a nucleic acid, and a vaccine. The packaging material comprises an inner bag made of a resin film, and an outer bag for housing the inner bag and made of a resin film. The inner bag is sealed in a state where the container is housed inside the bag and the bag is deaerated. The outer bag is sealed in a state where its end is fastened to the end of the inner bag and the outside of the inner bag is filled with gas. The container is fixed in a state where it is spaced apart from the outer bag by intervention of the inner bag.SELECTED DRAWING: Figure 1