baber/WOPTO huggingface dataset:
Patent JP-2021063284-A (JP)
Title: Pretreatment method for nickel/cobalt recovery
Inventor: TSUSHIMA TAKU
IPC: H01M10/54
Filed: 2019-10-17
Abstract: To provide a method for recovering and removing Li having a higher value as a recovered material, or Cu that lowers a value of recovered materials, prior to collecting Ni/Co such as nickel or cobalt.SOLUTION: A pretreatment method for Ni/Co recovery is configured to, as a pretreatment method to be conducted before performing a collecting treatment for collecting Ni/Co from a used secondary battery, a secondary battery or a defective product in manufacturing a positive electrode material, collect Li through conducting vaporization in a treatment condition where a desired relation can be realized if temperature is T [K], processing time is t [h] and pressure is P [Pa].SELECTED DRAWING: Figure 1
Patent JP-2021065295-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2019-10-18
Abstract: To provide a game machine capable of enhancing interest in a performance using a special image.SOLUTION: A shutter image is displayed when shifting from a normal ready-to-win state to an SP ready-to-win state. The shutter image is an image including a character A image 083F001 and a character B image 083F002, and can execute a first suggestion performance for moving the character A image 083F001 and a second suggestion performance for moving the character B image 083F002. A degree of expectation for a jackpot game state is higher in the second suggestion performance than in the first suggestion performance.SELECTED DRAWING: Figure 8-2
Patent JP-2021066965-A (JP)
Title: Atmospheric pressure cation-dyeable polyester flat fiber and fabric using the same
Inventor: MORI TAKATO
IPC: D01D5/253
Filed: 2019-10-18
Abstract: To provide an atmospheric pressure cation-dyeable polyester flat fiber capable of obtaining a fabric excellent in dyeability, gloss feeling with glare and stiffness feeling, and a fabric excellent in dyeability, gloss feeling with gloss, and stiffness feeling.SOLUTION: An atmospheric pressure cation-dyeable polyester flat fiber comprises a polyester having a main repeating unit of ethylene terephthalate, a metal sulfonate group-containing isophthalic acid component of 2.0 to 3.0 mol% based on acid components of the polyester as a whole, and a polyalkylene glycol having an average molecular weight of 150 to 400 at a ratio of 2.0 to 3.5 mass% based on the polyester as a whole. A cross-sectional shape of the fiber exhibits a flat cross-sectional shape having no uneven parts on a fiber surface in a longitudinal axis direction, an aspect ratio of the cross-sectional shape of the fiber is 4.0 to 6.0, and a single-fiber fineness is 9 to 15 dtex. A fabric uses the atmospheric pressure cation-dyeable polyester flat fiber.SELECTED DRAWING: Figure 1
Patent JP-2021069247-A (JP)
Title: Method for optimizing magnetically coupled resonant circuit and contactless power transmission device equipped with circuit optimized by the same
Inventor: SAWAYAMA NOBORU
IPC: H02J50/12
Filed: 2019-10-28
Abstract: To suppress a heat generation amount and a generated voltage to a minimum, to obtain conditions (circuit constants) for highly efficient and safe non-contact power transmission, and to understand devices to realize them, especially the thickness and the number of turns of coils and dynamic wires.SOLUTION: The method includes the steps of first, for a magnetically coupled resonant circuit, (1) applying Kirchhoff's law to obtain a circuit equation, (2) solving the circuit equation assuming that a supply voltage is sinusoidal, (3) calculating an inductance L value to obtain the target efficiency, (4) obtaining the magnitude of the capacitor capacitance that maximizes transmission power, then, determining the amount of heat generated and the capacitor voltage when transmitting a given amount of power in this circuit (confirming safety), and calculating the theoretical values of the coil size and copper wire thickness from the magnitude of the circuit current and the L value in (3).SELECTED DRAWING: Figure 1
Patent JP-2022177336-A (JP)
Title: Power supply device, power storage device including the same, and electric vehicle
Inventor: ICHIZA TOMOYUKI
IPC: H01M50/572
Filed: 2019-10-29
Abstract: To secure safety when a power supply device submerges by preventing an adverse effect due to a leakage current when the device submerges.SOLUTION: A power supply device comprises: a battery block 10 formed by connecting a plurality of chargeable batteries 1 in series; and a plurality of voltage lines 3 formed by connecting positive and negative electrode terminals 11 of the batteries 1 constituting the battery block 10. Each voltage line 3 is connected to the positive and negative electrode terminals 11 of each battery 1 connected in series and has the same potential as the connected electrode terminals 11. The voltage line 3 connected to the positive and negative electrode terminals 11 of the battery 1 includes adjacent exposure parts 4 arranged mutually closely at larger intervals than the positive and negative electrode terminals 11 of the battery 1. The power voltage line 3 includes a current fuse 5 melting with a leakage current of the adjacent exposure parts 4. The current fuse 5 has a waterproof insulation structure.SELECTED DRAWING: Figure 1
Patent JP-2021070954-A (JP)
Title: State determination device of door lock device, state determination method of door lock device and state determination program of door lock device
Inventor: YAMADA SHINSUKE
IPC: B60J5/00
Filed: 2019-10-30
Abstract: To determine a presence/absence of an abnormality of a door lock device.SOLUTION: A state determination device of a door lock device comprises: a calculation part for calculating an unlocking lapsed time H, from an output of a driving signal for driving the door lock device to completion of an unlocking operation of the door lock device (step S10, step S20, step S40, step S50); and a determination part for determining the presence/absence of the abnormality of the door lock device based on the unlocking lapsed time H (step S70, step S80, step S110).SELECTED DRAWING: Figure 3
Patent JP-2021071609-A (JP)
Title: Method for controlling display system and control unit
Inventor: KASHIWAGI AKIHIRO
IPC: G09G5/02
Filed: 2019-10-31
Abstract: To provide a technology that can prevent darkening of an image formed of a plurality of images.SOLUTION: In a method for controlling a display system including a plurality of projectors classified into a plurality of projector groups and a control unit, the plurality of group projectors included in one projector group of the plurality of projector groups projects images in one display area of a plurality of display areas corresponding to the one projector group to display, of a plurality of composite images corresponding one by one to the plurality of projector groups, one composite image corresponding to the one projector group in the one display area, and the control unit estimates brightness of the plurality of composite images, specifies, from the plurality of composite images, a dark image that is darkest and a first adjustment target image different from the dark image on the basis of a result of estimation of the brightness, and controls at least one projector in the projector group corresponding to the first adjustment target image to bring the brightness of the first adjustment target image closer to the brightness of the dark image.SELECTED DRAWING: Figure 13
Patent JP-2020076152-A (JP)
Title: Evaporation device for vacuum evaporation system, unit and method for laminating film of material
Inventor: YOURI ROUSSEAU
IPC: C23C14/24
Filed: 2019-11-01
Abstract: To provide an evaporation device for a vacuum evaporation system, unit and method for laminating the film of a material.SOLUTION: An evaporation device includes an evaporation cell including heating means and a crucible including an upper opening end for receiving a filler and a lower closed bottom. The evaporation device having a device adapted so as to cause the flow of a vapor-phase material by the evaporation or sublimation of a filler material includes a filtration insertion (70) comprising an upper part (20) having a cone opening (11) arranged at the opening end of the crucible and a lower part (21) including a plate (13) having at least one opening (130) from the top to the bottom and one grid (14) and arranged in the crucible between the upper part (20) and the filler. The unit and method for laminating the film of a material on a substrate are provided.SELECTED DRAWING: Figure 6
Patent JP-2021076262-A (JP)
Title: Ejector cooling device
Inventor: YOSHIDA TOKIAKI
IPC: F25B1/00
Filed: 2019-11-05
Abstract: To provide an ejector cooling device capable of forming a hot water circulation system for returning hot water of high temperature discharged from a production device and the like to the production device and the like while cooling the same with a simple constitution and low power consumption.SOLUTION: An ejector cooling device includes: a refrigerant pump P for boosting and circulating a refrigerant; a recovery unit 10 for recovering heat energy of input hot water W1 of high temperature to a refrigerant side; an ejector 12 to which the refrigerant which is boosted by the refrigerant pump P and of which heat energy is recovered by the recovery unit 10, is introduced; an evaporator 11 producing cold heat by suction action of the ejector 12 and executing heat exchange to further cool the hot water W3 flowing out from the recovery unit 10; and a condenser 13 radiating heat of the refrigerant R3 flowing out from the ejector 12 by heat exchange. A hot water pipe conduit L3 of the recovery unit 10 and a hot water pipe conduit L3 of the evaporator 11 are connected in series, and the hot water W1 is output as hot water W2 cooled in two stages by using the recovery unit 10 and the evaporator 11.SELECTED DRAWING: Figure 2
Patent JP-2020037406-A (JP)
Title: Work vehicle
Inventor: YAMAMOTO NAOKI
IPC: B62D49/00
Filed: 2019-11-06
Abstract: To provide a work vehicle having a layout of a machine body that can be common to a wheel tractor, a crawler tractor and the like, without requiring an additional hydraulic fluid tank to be newly arranged.SOLUTION: A hydraulic piping device 40 which connects a transmission case 5 provided at a rear part of a machine body to a transmission case 6 for slewing provided at a front part of the machine body and circulates, is provided along a longitudinal direction of the machine body, and an intermediate part in the longitudinal direction, of the machine body of the hydraulic piping device 40 is used as a tank part 42 and hydraulic fluid is stored in the tank part 42. A suction filter 47 is incorporated in the tank part 42. Further, the hydraulic piping device 40 is arranged in a space between a frame of the machine body and a track frame 21 of a crawler type running device, in a lateral direction of the machine body.SELECTED DRAWING: Figure 4
Patent JP-2021075294-A (JP)
Title: container
Inventor: AOYAMA SOICHIRO
IPC: B65D5/50
Filed: 2019-11-07
Abstract: To provide a container which enables an operator to open the lid of the container and those around the operator to see a content more easily at the same time, and the content to be taken out more easily.SOLUTION: A container 101 comprises: an outer box 2 that defines an internal space 10; and an inner movable part 3 that is housed in the outer box 2, and the outer box 2 includes a flap 26 that extends from the upper end of an outer box side plate 23. Rotation of the flap 26 enables the internal space 10 to take a first state where it is closed and a second state where it is opened, and the inner movable part 3 incudes an inner bottom 35, and a link 37 connected to the flap 26. In the first state, the inner bottom 35 takes a first attitude in the internal space 10. In the second state, the inner bottom 35 takes a second attitude higher than that in the first state in the internal space 10. During a change from the first state to the second state, the link 37 is pulled by the flap 26 to raise the inner bottom 35.SELECTED DRAWING: Figure 2
Patent JP-2021075964-A (JP)
Title: Step correction device
Inventor: FUJII MOTOHARU
IPC: E04F11/00
Filed: 2019-11-13
Abstract: To provide a step correction device capable of achieving reduction in the weight.SOLUTION: The correction device includes at least one step correction unit which has a hollow shape and is formed of a thermoplastic resin, and one top plate which is fixed to an upper surface of the step correction unit arranged on at least one uppermost stage of at least the one step correction unit and covers the upper surface.SELECTED DRAWING: Figure 1
Patent JP-2020150785-A (JP)
Title: Correction method of angle sensor and correction device of angle sensor
Inventor: CHANG TIEN-CHU
IPC: H02P29/00
Filed: 2019-11-13
Abstract: To provide a correction method of an angle sensor, capable of easily correcting the angle sensor, and provide a correction device of the angle sensor.SOLUTION: A correction method of an angle sensor, applied to a stepping motor including the angle sensor rotated with the stepping motor, includes the following steps of: rotating the stepping motor to a first position by a preset angle; reading a first voltage at the time when the angle sensor is rotated to the first position; determining whether the first voltage is shifted from a preset voltage curve; recording the first shift amount for the preset voltage curve of the first voltage if the voltage is shifted; and compensating a sensing angle of the angle sensor in accordance with the first shift amount.SELECTED DRAWING: Figure 3
Patent JP-2020036362-A (JP)
Title: Unmanned flight imaging apparatus
Inventor: MATSUOKA HIDEKI
IPC: H04N5/92
Filed: 2019-11-15
Abstract: To allow for agile response to such an abnormality as missing of data obtained by photographing in an unmanned flight imaging apparatus.SOLUTION: A multicopter 40 includes a flying object, a multi-spectrum camera 2, an image data storage unit 15, and a data abnormality determination unit 18. The flying object flies unmanned. The multi-spectrum camera 2 is mounted on the flying object, and shoots multiple units of the shooting object. The image data storage unit 15 stores the image data obtained by shooting with the multi-spectrum camera 2. A data abnormality determination unit 18 refers to the image data stored in the image data storage unit, and determines that there is an abnormality in the image data, when invalid data is included in the image data, or when a necessary image data is missing. When a determination is made that there is an abnormality in the image data by the data abnormality determination unit 18, the multicopter 40 displays information about the area requiring re-shooting of the shooting object.SELECTED DRAWING: Figure 2
Patent JP-2021080670-A (JP)
Title: Wooden building combined with roof truss unit and its construction method
Inventor: AMAYA EIICHIRO
IPC: E04B1/26
Filed: 2019-11-15
Abstract: To provide a wooden building combined with a roof truss unit capable of securing strength with light weight, facilitating construction, saving labor and reducing cost, and coping with a roofing material with heavy weight, and its construction method.SOLUTION: Roof truss units 1, 2 and 3 comprise: rafter members 11, 21, 31 combined in a chevron shape; horizontal members 12, 22, 32 for connecting the inner surface parts of the rafter members 11, 21, 31; king post members 13, 23, 33 for substantially vertically connecting the horizontal members 12, 22, 32 and the tops of the rafter members 11, 21, 31 to the horizontal members 12, 22, 32; and diagonal members 14, 24, 34 obliquely provided on the rafter members 11, 21, 31 sides from both sides of the lower parts of the king post members 13, 23, 33. The horizontal members 12 of the roof truss unit 1 at both ends of a gable side are arranged at positions closer to the top than the horizontal members 22, 32 of the other roof truss units 2, 3; the horizontal members 22, 32 of at least one of the other roof truss units 2, 3 are arranged at positions to be placed on a pole plate 4.SELECTED DRAWING: Figure 1
Patent JP-2021083196-A (JP)
Title: Motor drive device
Inventor: MIZUO YOSHIHIRO
IPC: H02P6/15
Filed: 2019-11-18
Abstract: To provide a motor drive device capable of efficient position control at a low cost.SOLUTION: In order to achieve the above objects, a motor drive device according to the embodiment includes: position detecting means for detecting a current position of an object to be driven by a motor; and motor controlling means for calculating an output control amount for the motor based on a deviation between the current position and a target position of the object to be driven by the motor, changing an advance angle of a rotation phase of the motor within a predetermined advance range of the rotation phase of the motor according to the output control amount, and changing a drive voltage of the motor at a status where the advance angle is fixed, outside the predetermined advance range.SELECTED DRAWING: Figure 1
Patent JP-2021079778-A (JP)
Title: Automobile demolition support system
Inventor: KATO TOMOYOSHI
IPC: B62D67/00
Filed: 2019-11-18
Abstract: To provide a demolition support system that allows a driver of a demolition work machine to easily recognize where a target component to be removed is located in a target object while working.SOLUTION: A demolition support system includes: a camera 30 that can take an image of a target object W; a specific information acquisition unit 51 configured to acquire specific information of the target object W; a position and posture estimation unit 53 configured to estimate position and posture of the target object W based on the image of the target object W taken by the camera 30; a component position information acquisition unit 52 configured to acquire component position information indicating a mounting position of a component to be removed from the target object W based on the acquired specific information; and a display information generation unit 54 configured to specify the position of the component to be removed from the target object W from the estimated position and posture of the target object W and the acquired component position information and generate display information indicating the position of the component to be removed so that the driver can recognize the display information.SELECTED DRAWING: Figure 1
Patent JP-2021079616-A (JP)
Title: Liquid discharge head and device for discharging liquid
Inventor: SOGAWA NORIMASA
IPC: B41J2/175
Filed: 2019-11-19
Abstract: To suppress a discharge failure due to decrease in ink viscosity which is caused when a drive circuit excessively heats the ink.SOLUTION: A liquid discharge head for discharging ink supplied from an ink liquid chamber includes a relay module component inserted between a connector component electrically connected to a drive board of the liquid discharge head and a head part to be a destination of the ink supplied from the ink liquid chamber and capable of attaching to and detaching from the connector component and the head part, where a flow passage for supplying the ink supplied from the ink liquid chamber to the head part is formed.SELECTED DRAWING: Figure 2
Patent JP-2021081010-A (JP)
Title: gasket
Inventor: WATANABE TAKESHI
IPC: F16J15/12
Filed: 2019-11-20
Abstract: To improve vibration isolation performance and vibration control performance.SOLUTION: A gasket 1 has a metal plate 11, and rubber layers (upper-side rubber layers 12u, 22u, lower-side rubber layers 12b, 22b) which are applied on both faces of the metal plate 11, and also comprises; a pair of gasket members (an upper-side gasket member 10, a lower-side gasket member 20) whose one-side faces oppose each other, and other end faces can contact with each other so as to be sealable; a plate-shaped member 40 arranged between the upper-side gasket member 10 and the lower-side gasket member 20; bead parts 19, 29 as elastic parts for exerting elastic forces toward a sealing object existing in a lamination direction by the lamination of a pair of the gasket members and the plate-shaped member; and coating parts (upper-side coating parts 18u, 28u, lower-side coating parts 18b, 28b) having low friction coefficients which are formed on surfaces of the rubber layers.SELECTED DRAWING: Figure 2
Patent JP-2021082974-A (JP)
Title: High frequency circuit and communication device
Inventor: MORI KOJI
IPC: H04B1/00
Filed: 2019-11-21
Abstract: To provide a high frequency circuit in which the occurrence of intermodulation distortion is suppressed when signals of WLAN, an unlicensed band of 5 GHz or more, and a communication band of less than 5 GHz are used at the same time.SOLUTION: A high frequency circuit 1 includes a transmission circuit 20 that transmits a signal in a first frequency band of less than 5 GHz, a transmission circuit 30 that transmits a signal in a second frequency band of 5 GHz or more, and a transmission circuit 40 that transmits a signal in a third frequency band of 5 GHz or more, and one of the transmission circuits 30 and 40 transmits a WLAN signal, the transmission circuit 20 includes a filter 21, the transmission circuit 30 includes a filter 31, the transmission circuit 40 includes a filter 41, and one of the transmission circuits 20 and 30 includes a band-stop filter 23 with at least a portion of the frequency band in which the other of the transmission circuits 20 and 30 transmits a signal as an attenuation band.SELECTED DRAWING: Figure 1
Patent JP-2021084069-A (JP)
Title: Method for producing adsorbent for gas purifier, and gas purifier
Inventor: OKUDA SHINICHI
IPC: B01J20/04
Filed: 2019-11-27
Abstract: To provide a method for producing an adsorbent for a gas purifier that has excellent adsorptivity on impurities in a gas, and a gas purifier.SOLUTION: A method for producing an adsorbent for a gas purifier, includes a step S1 for bringing a carrier having pores on the surface into contact with alkaline aqueous solution; and a drying step S2 for drying the carrier brought into contact with the alkaline aqueous solution at a temperature higher than the room temperature and at a pressure lower than the atmospheric pressure, to fix an alkaline compound onto the carrier surface.SELECTED DRAWING: Figure 1
Patent JP-2021086422-A (JP)
Title: Learning management system, and control method for learning management system
Inventor: KAMEDA HISAO
IPC: G06Q50/20
Filed: 2019-11-28
Abstract: To provide a learning management system that can efficiently create learning targets for students at various levels.SOLUTION: A learning management system 1 includes a storing means 32 that stores result information 31a of a group to which a plurality of students belong, a target creating means 11 that creates target information 31b on the basis of the result information 31a stored in the storing means 32, and a target registering means 12 that registers the target information 31b. The target creating means 11 creates collectively the target information 31b of the students who belong to the group.SELECTED DRAWING: Figure 1