baber/WOPTO huggingface dataset:
Patent JP-2022008025-A (JP)
Title: Electrophotographic photoreceptor, process cartridge, and image forming apparatus
Inventor: KAWABATA YUKIMI
IPC: G03G5/047
Filed: 2021-03-26
Abstract: To provide an electrophotographic photoreceptor that has high photosensitivity and prevents the generation of black spots.SOLUTION: An electrophotographic photoreceptor has a conductive substrate, and a single-layer photosensitive layer that is provided on the conductive substrate and contains a binder resin, a charge generating material, a hole transport material, and an electron transport material. When the ratio of the thickness of the photosensitive layer after wear to the thickness of the photosensitive layer before wear (the thickness of the photosensitive layer after wear/the thickness of the photosensitive layer before wear) is 0.8, the volume resistivity of the photosensitive layer after wear is 5.0×1010 Ω cm or more and 2.0×1011 Ω cm or less.SELECTED DRAWING: Figure 1
Patent JP-2022154518-A (JP)
Title: motor
Inventor: HARA YUJI
IPC: H02K5/24
Filed: 2021-03-30
Abstract: To reduce motor vibration and noise.SOLUTION: A motor according to the present invention includes a case, a stator installed in the case and having a coil wound around an annular stator core, and a rotor rotatably installed radially inside the stator. The case includes an inner case fixed radially outside of the stator, and an outer case located radially outside of the inner case. The inner case includes a cylindrical portion disposed radially outside of the stator, and a plurality of wings extending from the outer edge of the cylindrical portion to the top or bottom surface of the outer case. The outer case and the inner case are fastened together at the tips of the wings.SELECTED DRAWING: Figure 2
Patent JP-2022154562-A (JP)
Title: Gardening trimmer
Inventor: KUTSUNA TOMOYUKI
IPC: F16H25/16
Filed: 2021-03-30
Abstract: To reduce sliding resistance regarding reciprocating motion of blades.SOLUTION: A gardening trimmer comprises: a conversion mechanism which converts rotary motion of a motor into reciprocating motion along a first direction; a first blade connected to the conversion mechanism; and opposing members which overlap the first blade in a second direction orthogonal the first direction. The first blade relatively performs reciprocating motion to the opposing members along the first direction. Grease adheres to at least a part of the conversion mechanism. The first blade has: a plurality of first long holes which is arranged in an array in the first direction; and first connection parts which are arranged on both ends of each first long hole in a third direction orthogonal to both of the first direction and the second direction. The gardening trimmer comprises a suppression structure which suppresses movement of the grease toward the tip of the first blade in the first direction. The suppression structure is provided at a position opposing the first connection part in the second direction of the opposing members when the first blade performs reciprocating motion with respect to the opposing members.SELECTED DRAWING: Figure 5
Patent JP-2022022081-A (JP)
Title: Vibration-proof material and method for manufacturing vibration-proof material
Inventor: SAGAWA NAOKI
IPC: C09K3/00
Filed: 2021-03-30
Abstract: To provide a vibration-proof material that can improve a stress change rate more than before and is compatible with both of the large stress due to torque change at the beginning of rotation of a rotation shaft of a motor and small vibration during travel.SOLUTION: A vibration-proof material 5 used for mount members 11, 12, 13 for supporting a motor 2 includes gel that is a dehydration condensate of silicone oil and boric acid. In the vibration-proof material 5, the mole number of the boric acid is 25-75 moles based on the total 100 moles of the silicone oil and the boric acid.SELECTED DRAWING: Figure 7
Patent JP-2022155736-A (JP)
Title: Semiconductor device and voltage generation method
Inventor: OMORI TETSUO
IPC: G05F1/56
Filed: 2021-03-31
Abstract: PURPOSE: To provide a semiconductor device capable of stably supplying a power supply voltage to each of a plurality of circuit blocks, and to provide a voltage generation method.CONSTITUTION: A semiconductor device includes: first to Nth (N is an integer equal to or greater than 2) voltage output circuits each outputting an output voltage and outputting a voltage having a voltage value corresponding to the output voltage as a feedback voltage; and a differential circuit including first to Nth primary-side transistors to which N number of feedback voltages are input, and flow individually the first to Nth currents to the first node, a secondary-side transistor that flows a reference current corresponding to the reference voltage to the first node, and current mirror circuit as an active load. The current mirror circuit includes first to Nth primary side load transistors individually cascaded to the first to Nth primary side transistors, and secondary side load transistors cascaded to the secondary side transistor, and generates the voltage at the connection point between the secondary side transistor and the secondary side load transistor as a control voltage.SELECTED DRAWING: Figure 2
Patent JP-2022156554-A (JP)
Title: torque converter
Inventor: KOSUGI HIROAKI
IPC: F16H41/30
Filed: 2021-03-31
Abstract: To prevent clogging caused by contaminants, and to secure a stable operation state.SOLUTION: A torque converter comprises a front cover rotated accompanied by the drive of an engine, a pump impeller rotated integrally with the front cover, a turbine runner which is rotatable accompanied by the pump impeller via working oil, and a lockup mechanism which can be engaged with the front cover. A space surrounded by the front cover and the pump impeller is formed as an oil operation space, a capturing part which protrudes to the outside from an external peripheral face the front cover, and in which at least a part of an internal space is formed as a storage space for storing contaminants in the operation oil is arranged, a partitioning plate located in a state of partially contacting with an inner face of the capturing part in a non-rotation state of the front cover is arranged, and a clearance is formed between the partitioning plate and the inner face of the capturing part by deformation of the front cover by a centrifugal force in a rotation state of the front cover.SELECTED DRAWING: Figure 4
Patent JP-2022157351-A (JP)
Title: Power receiving device and power receiving system
Inventor: AKIMASA HISASHI
IPC: G06F1/28
Filed: 2021-03-31
Abstract: To provide a power receiving device and a power receiving system capable of reducing the possibility of stopping of power supply from a DC power supply.SOLUTION: A power receiving device 1 includes: a first terminal 11; a second terminal 12; a converter 13; a voltage detection unit 14; and an output control unit 15. The first terminal 11 is connected to a DC bus 4 to which DC power is supplied from a DC power supply 3. A load 5 is connected to the second terminal 12. The converter 13 converts at least one of a voltage and a current input from the DC bus 4 to output it to the load 5. The voltage detection unit 14 detects an input voltage of the first terminal 11. The output control unit 15 controls output power of the converter 13 based on the input voltage detected by the voltage detection unit 14. Specifically, when the input voltage becomes equal to or lower than a first set voltage, the output control unit 15 starts suppression of the output power, and when the input voltage becomes equal to or larger than a second set voltage larger than the first set voltage, stops suppression of the output power.SELECTED DRAWING: Figure 1
Patent JP-2022161621-A (JP)
Title: Transmission device for hydraulic power generation and hydraulic power generator
Inventor: IWASA MASAYUKI
IPC: F03B17/06
Filed: 2021-04-09
Abstract: To provide a transmission device for a hydraulic power generation which can prevent a rotating body from flowing away while enabling the rotating body to rotate stably even in an environment where power of water flow is intense.SOLUTION: A hydraulic power generator 1 changes water flow energy of water flow into rotational energy to generate electric power and includes: a rotating body 10; a shaft 5 which transmits rotation of the rotating body 10 to a power generator; a support pillar 2 to which the shaft 5 is rotatably attached; and a support member 3 which is fixed at one end to the support pillar 2 and supports the rotating body 10 at the other part. The support member 3 supports the rotating body 10 while maintaining rotation of the rotating body 10.SELECTED DRAWING: Figure 1
Patent JP-2022163488-A (JP)
Title: Driving simulator and control method thereof
Inventor: YAMAZAKI KENICHI
IPC: G06F3/0481
Filed: 2021-04-14
Abstract: To provide a driving simulator which can train a trainee at a suitable level of difficulty in accordance with driving ability of the trainee.SOLUTION: A driving simulator includes a control apparatus, an operation device, and a display device, to simulate driving of a vehicle on the basis of a simulation training scenario. The control apparatus includes: an image generation unit which generates a simulated image on the basis of a simulation training scenario with a predetermined level of difficulty, and outputs the image to the display device; an operation acquisition unit which acquires an operation signal indicating operation on the operation device operated by a trainee during a simulation training using the simulated image displayed on the display device, from the operation device; a determination unit which determines driving ability of the trainee on the basis of the operation signal; and a difficulty level modification unit which modifies a level of difficulty of the simulation training scenario by changing the number of attention objects displayed simultaneously on the simulated image at least, in accordance with the ability of the trainee.SELECTED DRAWING: Figure 4
Patent JP-2022164478-A (JP)
Title: Panel manufacturing device and panel manufacturing method
Inventor: KOYAMA TAKAYUKI
IPC: B29D7/00
Filed: 2021-04-16
Abstract: To preferably manufacture a panel composed of two face-plates and a core member.SOLUTION: A panel manufacturing device comprises: a conveying unit that conveys a panel including a core member containing a thermoplastic resin and formed into a corrugated shape, and a first face-plate containing a thermoplastic resin, formed into a plate shape and joined to one side surface of the core member, in a conveying direction; a supply unit that supplies a second face-plate containing a thermoplastic resin and formed in a plate shape toward the other side of the core member; a heating unit that heats at least one of the opposing surfaces of the core member and the second face-plate; and a pressurizing unit that presses and welds the core member of the panel and the second face-plate.SELECTED DRAWING: Figure 4
Patent JP-2022165268-A (JP)
Title: Installation tool and installation stand or scaffold using installation tool
Inventor: YOHENA TOMONARI
IPC: E04G3/18
Filed: 2021-04-19
Abstract: To provide an installation tool that can simply install an installation stand or a scaffold.SOLUTION: An installation tool includes a base part arranged along the horizontal direction when the installation tool is installed on a wall surface, a first vertical part continuous with the base part and extending perpendicular to the base part, a first horizontal part continuous with the first vertical part and extending perpendicular to the first vertical part and parallel to the base part, a second vertical part continuous with the base part and extending perpendicular to the base part, a second horizontal part continuous with the second vertical part and extending perpendicular to the second vertical part and parallel to the base part, a support part located at a tip of the first horizontal part and supporting the wall surface, and an adjustment part located at a tip of the second horizontal part and adjusting the length. By adjusting the length of the adjustment part and reducing the distance between the adjustment part and the support part, it is possible to install the installation tool across the wall surface.SELECTED DRAWING: Figure 1
Patent JP-2021175498-A (JP)
Title: Hygienic nonwoven fabric, and hygienic product and absorbent article including the same, and method for manufacturing hygienic nonwoven fabric
Inventor: KOBAYASHI NATSUMI
IPC: A61F13/511
Filed: 2021-04-22
Abstract: To provide a hygienic nonwoven fabric giving a comfortable use feeling by making a user perceive a feeling of cold when coming into contact with a skin and absorbent article including the hygienic nonwoven fabric.SOLUTION: A hygienic nonwoven fabric according to the present invention contains fibers comprised of a polyethylene resin at least on a part of the surface, and a volume filling rate thereof is 3.5% or more. The fiber has a long axis and a short axis and it is preferable that a ratio of the length of the long axis to the length of the short axis is not less than 1.5 and not more than 10. It is also preferable that, in sectional view of the nonwoven fabric, the fibers come into contact with one another at a plurality of points. Alternatively, the present invention provides an absorbent article including the hygienic nonwoven fabric. Further, the present invention also provides a method of manufacturing the hygienic nonwoven fabric, where air-through treatment and consolidation treatment are applied to a fibrous web, at least a part of the surface of which is comprised of the polyethylene resin.SELECTED DRAWING: None
Patent JP-2022170335-A (JP)
Title: Antibacterial and antiviral treatment method of resin material, method for producing antibacterial and antiviral resin material, and antibacterial and antiviral resin material
Inventor: KIYONO TOMOHITO
IPC: A01N25/10
Filed: 2021-04-28
Abstract: To provide an antibacterial and antiviral treatment method of a resin material which can easily impart excellent antibacterial property and antiviral property to a resin material; a method for producing an antibacterial and antiviral resin material which includes a step of performing the antibacterial and antiviral treatment method; and an antibacterial and antiviral resin material which can be easily produced by the method for producing the antibacterial and antiviral resin material and has excellent antibacterial and antiviral properties.SOLUTION: There are provided an antibacterial and antiviral treatment method of a resin material which brings the surface of a resin material into contact with aqueous solution containing silver ions or a silver complex, then irradiating the surface with ionization radiation, and carrying and fixing silver nanoparticles containing 20 mass% or more of a silver oxide onto the surface of the resin material; a method for producing an antibacterial and antiviral material which includes a step of performing the antibacterial and antiviral treatment method; and an antibacterial and antiviral resin material which can be easily and inexpensively produced by the method for producing the antibacterial and antiviral material, and has excellent antibacterial and antiviral properties.SELECTED DRAWING: Figure 1
Patent JP-2021119570-A (JP)
Title: Fuel cell having modular base active area
Inventor: FILIPPO GAMBINI
IPC: H01M8/0267
Filed: 2021-04-30
Abstract: To provide a modular fuel cell stack with variable output and a modular fuel cell.SOLUTION: A fuel cell stack comprises: a plurality of fuel cells 100 arranged in a stack structure extending along a z-axis. Each fuel cell 100 comprises a membrane electrode assembly 140 interposed between a pair of bipolar plates 150 and 160, and each membrane electrode assembly 140 has a total active area measured in an x-y plane that is generally perpendicular to the z-axis. Each bipolar plate comprises a plurality of common passages extending generally parallel to the z-axis. The total active area of each membrane electrode assembly 140 comprises a plurality of base active areas arranged along the x-axis on the same plane in the x-y plane.SELECTED DRAWING: Figure 4
Patent JP-2022171251-A (JP)
Title: Network unit, power supply device, maintenance system, computer program, and power supply device data transmission method
Inventor: UCHIBORI TOMIKATSU
IPC: H02J13/00
Filed: 2021-04-30
Abstract: To provide a data transmission method related to a network unit, a maintenance system, a computer program, and a power supply device.SOLUTION: A network unit comprises: a first communication unit for receiving data from a power supply device provided with a power converter; a second communication unit for communicating through a specific network; a third communication unit for communicating through a communication media different from the specific network; an operation unit including a changeover switch; and a control unit for controlling the communication by from the first communication unit to the third communication unit. The control unit communicates with another device by the second communication unit according to a setting in the specific network corresponding to a state of the changeover switch. When the network unit starts up in a state in which a state of the changeover switch is in a predetermined state, the control unit connects communication with a specific communication device through the third communication unit.SELECTED DRAWING: Figure 1
Patent JP-2022173726-A (JP)
Title: Photomask blank and photomask
Inventor: YAMAZAKI TAICHI
IPC: G03F1/20
Filed: 2021-05-10
Abstract: To provide a photomask and a photomask blank which do not cause reduction of accuracy of a fine pattern and consequently, collapse due to that a side etch amount of a light shielding layer is increased even when a light shielding layer including a high etch rate layer is used, and a lateral wall of a formed pattern has a constricted shape.SOLUTION: A photomask blank in which light shield layers are formed on a support substrate comprising quartz is such that: the multiple light shield layers are alternately laminated with two or more kinds of membrane compositions having different etch rates; and each layer of the plurality of laminated light shield layers can be etched by a same etching gas or solution.SELECTED DRAWING: Figure 3
Patent JP-2022175116-A (JP)
Title: catheter
Inventor: KOJIMA RYOTARO
IPC: A61M25/00
Filed: 2021-05-12
Abstract: To provide a catheter that is increased in breaking strength.SOLUTION: A catheter 10 of the present invention includes a shaft 1 having at least one lumen 2, 3 in the inside, and a reinforcement body 6 inserted in the inside of the shaft 1 and extended along the lumen 2, 3. The reinforcement body 6 is extended to the tip end of the shaft 1, and the tip end 61 of the reinforcement body 6 is engaged to the shaft 1. Preferably, an engagement part 62 engaged to the shaft 1 may be formed in the tip end 61 of the reinforcement body 6. In the tip end of the shaft 1, a non-transmissible marker 7 is provided in an outer circumferential surface of the at least one lumen 2. Preferably, the tip end 61 of the reinforcement body 6 may be fixed in a cylindrical member 7.SELECTED DRAWING: Figure 2
Patent JP-2022176431-A (JP)
Inventor: MIHARA YONESAKU
IPC: A61L2/10
Filed: 2021-05-17
Abstract: 【課題】箸等の食器類を確実に除菌等して利用者に安心感を与えることができるだけでなく、導入する側にとって経済的に負担の少ない食器入れ用紫外線照射装置を提供すること。【解決手段】食器類に紫外線を照射する紫外線照射部２と、紫外線照射部２と電気的に接続される電源部３とからなり、紫外線照射部２は食器入れ６の蓋部6aに取着可能な取着手段５と、紫外線を発光する紫外線発光部材2cとを備え、電源部３は食器入れ６に対して取外し可能に固定するための着脱手段４と紫外線発光部材2cに電力を供給する電源装置７とを備える構成とした。【選択図】 図１
Patent JP-2022177995-A (JP)
Title: Electronic type watt-hour meter
Inventor: KURATA NAOAKI
IPC: H01H9/54
Filed: 2021-05-19
Abstract: To provide an electronic type watt-hour meter capable of suppressing deterioration of a contact itself.SOLUTION: A smart meter 2 incorporates a switch control circuit 13, an operating time measurement unit 14, a control signal output timing adjustment unit 15, a storage unit 16, a voltage zero-cross time point detection unit 17, and a current zero-cross time point detection unit 18. The switch control circuit 13 controls opening and closing of the switch 1 with a control signal s. The operating time measurement unit 14 measures operation time from output of the control signal s to operation of the switch 1 by using an AD-converted current value. The control signal output timing adjustment unit 15 adjusts timing at which the control signal s is output, and causes the control signal s to be output before operation time T1 stored in the storage unit 16 rather than a voltage zero-cross time point in a state where the switch 1 is closed, and before operation time T2 stored in the storage unit 16 rather than a current zero-cross time point in a state where the switch 1 is opened.SELECTED DRAWING: Figure 1
Patent JP-2022178171-A (JP)
Title: Hard coating composition and hard coat sheet using the same
Inventor: TAKASAKI MASATO
IPC: C08F290/06
Filed: 2021-05-19
Abstract: To provide a hard coating composition which has little difference in refractive index from a polycarbonate base material, suppresses interference unevenness and has excellent abrasion resistance.SOLUTION: There is provided a hard coating composition which comprises the following components (A) to (C): (A) a 2 to 15 functional (meth)acrylate oligomer, (B) a (meth)acrylate monomer containing two aromatic rings which has a refractive index of 1.55 or more as a liquid, and (C) a photopolymerization initiator, wherein the content of the component (A) is 30 to 70 mass% based on the total content of the component (A)and the component (B), the content of the component (B) is 30 to 70 mass% based on the total content of the component (A) and the component (B), and the content of the component (C) is 0.1 to 10 pts.mass based on the total 100 pts.mass of the component (A) and the component (B).SELECTED DRAWING: None
Patent JP-2022178600-A (JP)
Title: pressure sensor
Inventor: TOMOBE RYOICHI
IPC: G01L19/00
Filed: 2021-05-20
Abstract: To provide a pressure sensor, a pressure sensor device, a method for manufacturing the pressure sensor and a method for manufacturing the pressure sensor device with which it is possible to suppress the impact of a sputter upon the performance of a sensor chip.SOLUTION: Provided are a pressure sensor 1 comprising a sensor chip 2, a magnetic substance member 4 equipped with an impulse path 3 heading toward the sensor chip 2, and a magnet 5 provided in the inside of the magnetic substance member 4, and a pressure sensor device 8 comprising the pressure sensor 1 and a welded member 7 to be welded to the magnetic substance member 4 at an open end of the impulse path 3. Also provided are a method for manufacturing the pressure sensor 1 that includes a step for providing the magnet 5 in the inside of the magnetic substance member 4 equipped with the impulse path 3 heading toward the sensor chip 2 and a method for manufacturing the pressure sensor device 8 that includes a step for welding the magnetic substance member 4 of the pressure sensor 1 manufactured by the method for manufacturing the pressure sensor 1 to the welded member 7 at the open end of the impulse path 3.SELECTED DRAWING: Figure 1
Patent JP-2021142567-A (JP)
Title: Steel, welding consumable, cast, forged or wrought product, method of welding, welded product and method of heat treating
Inventor: RICHARD STANLEY GOODWIN
IPC: C22C38/44
Filed: 2021-05-24
Abstract: To provide impact properties of a two-phase weld.SOLUTION: A steel comprises (by mass%): 0.005-0.015% of carbon, 0.05-0.35% of silicon, 7.45-8.4% of nickel, 1.00% or less of manganese, 0.025% or less of sulfur, 0.030% or less of phosphorus, 24.0-26.0% of chromium, 0.50-1.00% of copper, 3.0-4.0% of molybdenum, 0.75% or less of cobalt, 0.010% or less of niobium, 0.015% or less of aluminum, 0.20-0.30% of nitrogen, 0.50-0.85% of tungsten with the balance being iron and unavoidable impurities.SELECTED DRAWING: Figure 2