baber/WOPTO huggingface dataset:
Patent JP-2021114835-A (JP)
Title: Control system and control method for control system
Inventor: IDE TAKESHI
IPC: H02J50/12
Filed: 2020-01-17
Abstract: To make it possible to accurately control voltage to be applied to a load on the basis of power supplied by wireless power transfer.SOLUTION: A control system includes: a power transmission coil; a switching circuit for applying switched input voltage to the power transmission coil; a power reception coil; a transmission circuit for wirelessly transmitting a switching clock signal; a reception circuit for wirelessly receiving the switching clock signal; a detection circuit for detecting a phase of voltage according to power reception by the power reception coil; a phase shift circuit for shifting a phase of the switching clock signal wirelessly received by the reception circuit so as to match the phase detected by the detection circuit; and a rectification circuit for rectifying the voltage according to power reception by the power reception coil on the basis of the switching clock signal whose phase is shifted. The phase shift circuit holds a phase shift amount according to a phase detected by the detection circuit at predetermined timing at which the input voltage has a predetermined magnitude and, using the held phase shift amount, shifts a phase of a switching clock signal wirelessly received at timing differing from the predetermined timing.SELECTED DRAWING: Figure 1
Patent JP-2021051987-A (JP)
Title: Electrode group, nonaqueous electrolyte secondary battery, battery pack and vehicle
Inventor: YAMADA ARISA
IPC: H01M10/052
Filed: 2020-01-20
Abstract: To provide an electrode group which enables the materialization of a nonaqueous electrolyte secondary battery having a satisfactory rate characteristic and a high battery voltage.SOLUTION: An electrode group is provided according to an embodiment hereof. The electrode group comprises a positive electrode containing a lithium composite oxide LiMxMn2-xO4 (0<X≤0.5, and M is at least one selected from a group consisting of Ni, Cr, Fe, Cu, Co, Mg and Mo) as a positive electrode active material, a negative electrode containing a negative electrode active material, and a composite electrolyte layer and a separator between the negative and positive electrodes, provided that the composite electrolyte layer contains at least one of a solid electrolyte and an inorganic compound having alumina. In the electrode group, the density of the composite electrolyte layer is 1.0 g/cc or more and 2.2 g/cc or less.SELECTED DRAWING: Figure 1
Patent JP-2021116367-A (JP)
Title: Water-based ink composition for writing instruments
Inventor: HAGA HISATO
IPC: C09D11/16
Filed: 2020-01-27
Abstract: To provide a water-based ink composition for writing instruments that has high safety, a wide antibacterial spectrum, and excellent antiseptic effect (antibacterial/antifungal properties) without sacrificing storage stability or writing performance.SOLUTION: A water-based ink composition for writing instruments includes at least particles each of which includes an iodopropargyl compound and has a shell composed of cyanoacrylate. The particles preferably have an average particle size of 10-800 nm, and the iodopropargyl compound preferably has at least 3-iodo-2-propynyl butylcarbamate.SELECTED DRAWING: None
Patent JP-2021119033-A (JP)
Title: Multi-layer structure, and packaging material, vacuum packaging bag and vacuum insulation body including said multi-layer structure
Inventor: SASAKI RYOICHI
IPC: B32B15/082
Filed: 2020-01-30
Abstract: To provide a multilayer structure, packaging material and vacuum insulation body that has an excellent adhesion between a substrate and a vapor-deposited layer under a harsh condition while maintaining the adhesion between the substrate and the vapor-deposited layer under a normal condition.SOLUTION: Provided is a multilayer structure that has a structure (XY) in which an aluminum vapor deposition layer (Y) is laminated on at least one surface of a substrate (X) made of a film containing a vinyl alcohol-based polymer as a main component, and in which the surface roughness (Ra) of the structure (XY) on the surface side of the aluminum vapor deposition layer (Y) measured in accordance with JIS B0601: 2001 by AFM (atomic force microscope) is 3.0 nm or more and 50 nm or less.SELECTED DRAWING: None
Patent JP-2021119374-A (JP)
Title: Ability estimation program, device, and method estimating cognitive/non-cognitive ability from document
Inventor: ISHIKAWA YUICHI
IPC: G09B19/00
Filed: 2020-01-30
Abstract: To provide an ability estimation program capable of estimating a cognitive ability and/or a non-cognitive ability of a creator according to features of characters in a document.SOLUTION: A program is an ability estimation program which causes a computer capable of estimating an ability of a creator from a document created by the creator's handwriting or by selecting, adjusting or determining characters via equipment to function. The computer is caused to function as ability determining means which determines information related to the cognitive ability and/or non-cognitive ability of the creator of the document on the basis of output from a model by inputting (a) an amount of at least a shape, size or a position in characters of the document and/or (b) a character feature quantity related to an amount of variation to the model established that is capable of outputting value related to the cognitive ability and/or non-cognitive ability. Here, the ability determining means preferably inputs attribute information acquired with respect to the creator of the document to the established model as well.SELECTED DRAWING: Figure 1
Patent JP-2020147739-A (JP)
Title: Pressure sensitive adhesive sheet, manufacturing method thereof, and picture display unit
Inventor: SHIMOKURI DAIKI
IPC: B05D5/00
Filed: 2020-01-30
Abstract: To provide a pressure sensitive adhesive sheet requiring no photo-curing after bonding with an adherend, while capable of simultaneously realizing step absorbency and dimentional stability.SOLUTION: A pressure sensitive adhesive sheet includes an adhesive agent containing a base polymer having a crosslinking structure in a sheet-like manner. In the pressure sensitive adhesive sheet, a shear storage modulus at temperature 25°C is 0.16 MPa or more, a loss tangent at temperature 70°C is 0.25 or more, glass-transition temperature is -3°C or lower, a gel fraction is 30 to 80%, and a haze is 1%.SELECTED DRAWING: None
Patent JP-2021121453-A (JP)
Title: Groove processing tool for connection rod, connection rod fracture promotion part forming device
Inventor: YAMASAKI YUKI
IPC: B23P13/00
Filed: 2020-01-31
Abstract: To provide a groove processing tool 3 for a connection rod which improves wear resistance of a cutting blade and can stably form a substantially sharp V groove-shaped fracture promotion part N, and a forming device 2 for a fracture promotion part of a connection rod 1.SOLUTION: A groove processing tool 3 for a connection rod, which forms a substantially V groove-shaped fracture promotion part N for breaking and dividing a large end part 13 of a connection rod 1 on the large end part 13 along a cutting direction Lc, is configured from: a rough blade 6 for cutting a peripheral surface of an open hole 13a provided in the large end part 13; a finishing blade 7 for finishing a portion cut by the rough blade 6; and a support member 5 which supports the rough blade 6 and the finishing blade 7 in this order along a direction opposite to the cutting direction Lc. The rough blade 6 is formed into such a shape that a blade tip height h1, which is a length from a bottom surface 511a of a first cutting blade installation portion 511 to a blade tip, is lower than a blade tip height h2 of the finishing blade 7, and the finishing blade 7 is formed from a material having a hardness higher than that of the rough blade 6.SELECTED DRAWING: Figure 5
Patent JP-2021123611-A (JP)
Title: Pressure sensitive adhesive sheet
Inventor: NISHIWAKI MASATAKA
IPC: C09J133/04
Filed: 2020-01-31
Abstract: To provide a novel pressure sensitive adhesive sheet with an improved refractive index.SOLUTION: A pressure sensitive adhesive sheet includes an adhesive layer. The adhesive layer includes a particle PHRI. The particle PHRI present in the adhesive layer has an average particle diameter of less than 100 nm, and standard deviation of 20 nm or less. Here, the average particle diameter and the standard deviation are respectively an average particle diameter and a standard deviation obtained from particle size distribution of number standard by TEM observation.SELECTED DRAWING: Figure 1
Patent JP-2020098215-A (JP)
Title: Information processing system, information processing program, information processing device, and information processing method
Inventor: AITO TAKAYUKI
IPC: G08G1/005
Filed: 2020-02-03
Abstract: To provide an information processing system, an information processing program, an information processing device and an information processing method capable of providing a user with an optimum POI by retrieving the optimum POI in association with transfer route information.SOLUTION: An information processing system 1 includes: a route information acquisition part 15 for acquiring transfer route information which uses at least public transportation; a POI retrieval place determination part 16 for determining an object place which should retrieve a POI (Point of Interest) on the basis of the transfer route information; a POI retrieval part 24 for retrieving a POI at the object place and/or its periphery on the basis of a prescribed condition; and an output information generation part 25 for generating output information including the retrieved POI.SELECTED DRAWING: Figure 1
Patent JP-2021124597-A (JP)
Title: Display device and display system
Inventor: ONO YASUHIRO
IPC: G03B21/00
Filed: 2020-02-05
Abstract: To provide a display device and a display system that can improve the visibility of both a projected image and a view on the other side through a projection surface.SOLUTION: A display device 4 includes: a control unit 21 that controls an image display to a dimming control member 6 provided so as to be able to divide a projection surface of an image by a projector 3 into a plurality of areas; and an acquisition unit 22 that acquires a switching signal S as a switching request for the image display. The control unit 21 identifies an area where the image should be projected among the plurality of areas based on the switching signal S. The control unit 21 adjusts the light transmittance of the dimming member 6 so that the image is projected on the projection area identified by the switching signal S, and processes the image to be projected on the projection surface.SELECTED DRAWING: Figure 1
Patent JP-2021124432-A (JP)
Title: Testing device and testing method
Inventor: MARUO TOMOHIKO
IPC: H04B17/17
Filed: 2020-02-06
Abstract: To provide a testing device that can execute far field measurement of RF characteristics and RRM characteristics at a low cost.SOLUTION: A testing device comprises: antennas for testing of a reflection type or a direct type 6 that transmit or receive radio signals to or from an antenna 110 of a DUT 100; and a measuring device 2 that measures the transmission characteristics or the reception characteristics of the DUT 100 by using the antennas for testing for the DUT 100 whose posture is changed by a posture variable mechanism 56. The measuring device includes: a signal processing unit 40 that converts the frequency of signals transmitted by the antennas for testing as radio signals or the frequency of radio signals received by the antennas for testing 6; and a switching unit 141 that switches signal paths between the signal processing unit 40 and the antennas for testing of the direct type to a signal path through which one antenna for testing of the plurality of antennas for testing of the direct type is connected with the signal processing unit.SELECTED DRAWING: Figure 7
Patent JP-2021127531-A (JP)
Title: Composite fiber
Inventor: KUROKAWA MITSUO
IPC: D06M11/74
Filed: 2020-02-12
Abstract: To provide a composite fiber containing carbon, having improved current density.SOLUTION: A composite fiber 10 has: a metal carbide-containing fiber 2 predominantly composed of metal carbide; a graphene layer 3 being formed on at least part a of the metal carbide-containing fiber and comprising graphene; and a carbon fiber material layer 4 that is formed on the metal carbide-containing fiber from a first end to a second end of the metal carbide-containing fiber and on the graphene layer, and comprises a carbon fiber material.SELECTED DRAWING: Figure 1
Patent JP-2020098032-A (JP)
Title: Work vehicle
Inventor: DAIYAKUJI Taihei
IPC: F16H61/26
Filed: 2020-02-12
Abstract: To provide a configuration which alleviates propagation of vibration between a continuously variable hydraulic transmission and an actuator in a work vehicle mounted with the continuously variable hydraulic transmission.SOLUTION: A tractor comprises an engine, a continuously variable hydraulic transmission 120, an electric cylinder 143, and a power transmission mechanism 70. The continuously variable hydraulic transmission 120 variably changes output of the engine and has a trunnion arm 78 which changes a transmission ratio by changing angles of a movable swash plate. The electric cylinder 143 generates power to move the trunnion arm 78. The power transmission mechanism 70 includes a vibration-proofing member 77 which alleviates propagation of vibration between the continuously variable hydraulic transmission 120 and the electric cylinder 143 and transfers the power of the electric cylinder 143 to the trunnion arm 78.SELECTED DRAWING: Figure 7
Patent JP-2021117959-A (JP)
Title: Point exchange method, point exchange system, and program
Inventor: TAMAKI HIDEKI
IPC: G06Q30/02
Filed: 2020-01-24
Abstract: To provide a novel point exchange method and point exchange system that can vitalize international point exchange via a communication line.SOLUTION: A point exchange system includes: a user terminal that is used by a user; and a management server that manages key virtual currencies capable of being exchanged for first points or the like in a first country and second points or the like in a second country. The management server is connected to an exchange rate providing system via a communication line, and includes means for applying an exchange rate obtained from the exchange rate providing system to the second points or the like when exchanging the second points or the like for the key virtual currencies via the user terminal.SELECTED DRAWING: Figure 1
Patent JP-2021127388-A (JP)
Title: Friction material composition for sliding member, friction material for sliding member and sliding member
Inventor: SHIMADA KATSUO
IPC: C09K3/14
Filed: 2020-02-13
Abstract: To provide a friction material for a sliding member having following properties: (1) The friction material excels in the stability of friction coefficient to repeated vibration; (2) The friction material is less likely to be cracked after repeated vibration; (3) The friction material faces an SUS board as a mating material; (4) The friction material has a high damping effect of vibration owing to a high average friction coefficient; and (5) The sliding noise during repeated vibration is small, and to provide a friction material composition for a sliding member which produces the friction material for a sliding member, and a sliding member using the friction material for a sliding member.SOLUTION: There is provided a friction material composition for a sliding member containing a binder, an organic filler, an inorganic filler, and a fiber base material. The friction material composition does not substantially contain a metal and contains 10 vol.% or more of cashew dust and 1 to 4 vol.% of an abrasive having a Mohs hardness of 5 or more in which at least a part of the cashew dust is cured by furfural.SELECTED DRAWING: None
Patent JP-2021129435-A (JP)
Title: Wireless power supply system and human body irradiation power amount estimation program
Inventor: MURAI AKITO
IPC: H02J50/80
Filed: 2020-02-14
Abstract: To provide a wireless power supply system and a human body irradiation power amount estimation program which can reduce an estimation error of a human body irradiation power amount.SOLUTION: A wireless power supply system comprises: a power supply device 100 which outputs power supply radio waves; a plurality of wireless sensors 200 which receives power supply; and at least one human body tag 300 which is held by a human body existing in environment. The power supply device 100 performs communication with the human body tag 300 per slot to estimate a human body irradiation power amount per slot to the human body holding the human body tag 300 (S8), further calculates the human body irradiation power amount per cycle as an average of the human body irradiation power amount for all slots (S11), and when the human body irradiation power amount per cycle exceeds a predetermined specified value (NO in S12), restricts power supply to a slave unit (S14).SELECTED DRAWING: Figure 6
Patent JP-2020173084-A (JP)
Title: Humidifier and humidification air cleaner
Inventor: EAP ZEN
IPC: F24F13/28
Filed: 2020-02-18
Abstract: To provide a humidifier which maintains humidification performance while avoiding increase of the size of the device.SOLUTION: A humidifier and a humidification air cleaner 1 include: a casing 2 having an air intake port 3 and a discharge port 4 and having a storage part 6 which stores a liquid at its lower part; blower means 7 which generates airflow within the casing 2; and a humidification filter device 10 which is supported in a manner that the humidification filter device 10 can rotate around a rotation center C while partially immersed in the liquid in the storage part 6 within the casing 2. The humidification filter device 10 has a center shaft 11 having the rotation center C and its outer shape has a radial dimension that reduces from an axial center part to each axial end part of the center shaft 11 when viewed from a direction orthogonal to the center shaft 11.SELECTED DRAWING: Figure 1
Patent JP-2021130259-A (JP)
Title: Printer, cartridge and memory
Inventor: KUBOTA TOMOO
IPC: B41J2/165
Filed: 2020-02-20
Abstract: To provide a technique that can reduce control processing time in a memory.SOLUTION: A memory comprises a memory cell array and a control part that receives information from a printer and executes control of the memory cell array using the information. The control part, when the information is first-class information that differs between a plurality of cartridges, executes control of the memory cell array using the first-class information corresponding to the memory; and when the information is second-class information that is common in the plurality of cartridges, receives the second-class information that is common in the other cartridges and executes control of the memory cell array using the received second-class information in common.SELECTED DRAWING: Figure 9
Patent JP-2021130273-A (JP)
Title: Liquid ejection head and liquid ejection device
Inventor: HIDA SHINICHIRO
IPC: B41J2/17
Filed: 2020-02-20
Abstract: To provide a liquid ejection head that is small-sized and has high ink ejection performance and a liquid ejection device.SOLUTION: The liquid ejection head comprises: a liquid ejection unit which ejects liquid; and a base portion 120 which is connected to the liquid ejection unit and in which ink flow passages 122 and 123 through which ink to be supplied to the liquid ejection unit passes are formed and a temperature-control flow passage 126 through which fluid for controlling temperature flows in order to reduce temperature differences of ink in the liquid ejection head to improve printing performance is formed. The base portion is constituted by bonding and assembling a pair of base plates 1211 and 1212 constituted in a plate-shape of ceramic materials.SELECTED DRAWING: Figure 5
Patent JP-2020139151-A (JP)
Title: Thermoplastic resin film and method for producing the same
Inventor: WAKAHARA YOKO
IPC: C08J9/00
Filed: 2020-02-21
Abstract: To provide a thermoplastic resin film that is excellent in heat resistance, electric characteristics and workability.SOLUTION: A thermoplastic resin film has a thermoplastic resin A having polyarylene sulfide as the main component, and a resin B different from the resin A; holes are included in a film; when a melting point or softening point of the resin A is Tma(°C) and a melting point or softening point of the resin B is Tmb(°C), the relationship Tmb>Tma is met; and an average dispersion diameter of the resin B in the film is 0.5-10.0 μm or less.SELECTED DRAWING: None
Patent JP-2021139105-A (JP)
Title: Ditch cover
Inventor: OUE HIROKAZU
IPC: E03F5/04
Filed: 2020-03-02
Abstract: To provide a ditch cover that can be fixed to a culvert and can suppress shape accuracy required for the culvert to enable fixing to the culvert.SOLUTION: A grating comprises: a main body 40; and a main body fixing body 42. The main body fixing body 42 has three contact bodies 60 and a contact body connecting part 62. The contact bodies 60 are arranged at a position where the main body 40 can lean against an inner peripheral side surface of the culvert when covering an opening of the culvert. A contact body connecting part 62 connects a plurality of the contact bodies 60 to the main body 40 so as to enable swings thereof, which is described hereinafter, to be independently of each other. The swings fluctuate the position of an end part in a delivery direction of the culvert 200 around a common axis.SELECTED DRAWING: Figure 3
Patent JP-2021138379-A (JP)
Title: Container and protective member
Inventor: UCHIDA TAKASHI
IPC: B65D59/00
Filed: 2020-03-02
Abstract: To provide a container and a protective member suppressed in cracking and chipping at corner parts of a contained object, when large acceleration is applied to the contained object.SOLUTION: A bottom surface member (12) of a container (100) defines an xy surface, and side surface members (14) define an xz surface and a yz surface. A protective member has a receiving part (20R) having a receiving surface (24) parallel to the xz surface, and a support part (20S) integrally formed to the receiving part. The receiving part has a first flat plate part (20Ra) having a receiving surface and parallel to the xz surface. The support part has an abutting part (20Sa) coming into contact with side surfaces of the side surface members and a second flat plate part (20Sb) parallel to the yz surface.SELECTED DRAWING: Figure 3
Patent JP-2021150105-A (JP)
Title: Vehicular battery case and vehicular battery temperature regulator
Inventor: YAMAMOTO MICHIHIKO
IPC: H01M10/658
Filed: 2020-03-18
Abstract: To provide a battery case which can heat and cool a battery independently of air conditioning of a cabin.SOLUTION: A battery case 10 has a lower case 11 in which a battery 15 may be placed on an inner surface. The lower case 11 is provided with: a first refrigerant passage part 111 located at the inner surface side, and provided with a refrigerant path 112 through which a refrigerant may pass; a second refrigerant passage part 113 located at the outer surface side relative to the first refrigerant passage part 111, and provided with a refrigerant path 114 through which the refrigerant may pass; and a heat insulation part 115 provided between the first refrigerant passage part 111 and the second refrigerant passage part 113.SELECTED DRAWING: Figure 2