baber/WOPTO huggingface dataset:
Patent JP-2022160365-A (JP)
Title: Systems for suppressing adverse exothermic reactions in energy storage containers
Inventor: STEPHEN D GRIFFIN
IPC: H01M10/6568
Filed: 2022-03-08
Abstract: To solve the problem in present methodologies for aircraft protection that are insufficient in suppressing thermal runaway events in high-energy density batteries such as lithium-ion cells.SOLUTION: Systems are for suppressing adverse exothermic reactions in energy storage containers. One energy storage system includes: a container configured to support a plurality of battery cells; a plurality of battery cells disposed inside and supported by the container; an agent supply port attached to the container; and a tube disposed inside the container and having a closed end and an open end. The open end of the tube is in fluid communication with the agent supply port. The tube comprises fusible portions which are designed to melt or soften at a temperature lower than a melting or softening temperature of another portion of the tube. In response to the melting or softening of the fusible portions of the tube, pressurized exothermic reaction-suppressing agent is supplied into the container via the tube.SELECTED DRAWING: Figure 1
Patent JP-2023130836-A (JP)
Title: Oil damper in nuclear reactor storage container and vibration system
Inventor: FUKAI SHINTARO
IPC: G21C13/024
Filed: 2022-03-08
Abstract: To provide a technique of allowing an oil damper to exercise a sufficient function in a nuclear reactor storage container under a severe accident condition.SOLUTION: An oil damper 100 in a nuclear reactor storage container includes: a cylinder body 1a which defines a cylinder chamber CH for storing hydraulic oil 10a; and a piston 2 arranged in the cylinder chamber CH. Gas G generated in the cylinder chamber CH when the hydraulic oil 10a is exposed to radiation is discharged to the outside of the cylinder chamber CH. Alternatively, the hydraulic oil 10a is formed of radiation-resistant hydraulic oil to prevent generation of gas even when the hydraulic oil 10a is exposed to radiation.SELECTED DRAWING: Figure 4
Patent JP-2023131686-A (JP)
Title: Power conversion device
Inventor: HASEGAWA KENICHI
IPC: H02M7/48
Filed: 2022-03-09
Abstract: To provide a power conversion device in which the versatility of a bus bar is enhanced.SOLUTION: A power conversion device includes a plurality of switch modules that are arranged in a y direction, and a third P bus bar 133 and a second N bus bar 142 that are connected to collector terminals 295 and emitter terminals 296 of the switch modules. The power conversion device includes a smoothing capacitor 310 that is connected to the bus bars.SELECTED DRAWING: Figure 1
Patent JP-2023132100-A (JP)
Title: Garbage collection vehicle
Inventor: TSUKADA SHINYA
IPC: B65F3/00
Filed: 2022-03-10
Abstract: To provide a garbage collection vehicle having a configuration capable of effectively spraying a chemical solution to garbage liquid and splash thereof generated during a loading operation of a garbage loading mechanism.SOLUTION: A spray nozzle 6 for spraying a chemical solution is attached to a rear surface of a push-in plate 5b. The spray nozzle 6 includes: a first spray nozzle 6a located at a middle part of the push-in plate 5b in a width direction; and a second spray nozzle 6b located at both end parts of the push-in plate 5b in the width direction. The first spray nozzle 6a sprays the chemical solution downward along the rear surface of the push-in plate 5b, and the second spray nozzle 6b is arranged so as to be able to spray the chemical solution into a gap between both end parts in a widthwise direction of the push-in plate 5b and both-side inner surfaces of a garbage input box 2.SELECTED DRAWING: Figure 3
Patent JP-2023133842-A (JP)
Title: Bait log
Inventor: EBISU HIROAKI
IPC: A01K85/00
Filed: 2022-03-14
Abstract: To provide a bait log which includes a fishing line attachment part and a weight attachment part while suppressing increase in manufacturing cost, and also facilitates the attachment and detachment work of the weight.SOLUTION: A bait log 1 comprises: a bait log body 2; a fishing line attachment part 41 which is attached with a fishing line 8; and a weight attachment part 42 which is attached with a weight 9. The fishing line attachment part 41 and the weight attachment part 42 are formed of one rod-like member 5 which has a penetration portion 50 that is arranged in the bait log body 2 and which penetrates the bait log body 2. The fishing line attachment part 41 is formed of a first rod-like portion 51 being a portion on an end 5a side of the rod-like member 5 relative to the penetration portion 50 and arranged on the outside of the bait log body 2. The weight attachment part 42 is formed of a second rod-like portion 52 being a portion on an end 5b side of the rod-like member 5 relative to the penetration portion 50 and arranged on the outside of the bait log body 2. The end 5b of the rod-like member 5 is exposed to the outside of the bait log body 2.SELECTED DRAWING: Figure 1
Patent JP-2023134214-A (JP)
Title: Vehicle dispatch system
Inventor: HANAWA ATSUSHI
IPC: G06Q50/10
Filed: 2022-03-14
Abstract: To provide a vehicle dispatch system capable of solving a conventional problem such that, although many vehicles carrying the equipment needed at disaster and accident sites, such as AED, fire extinguishers, power supplies, toilets, and water supply facilities, are traveling around the country, and some are located near rescue sites, since inadequate system for obtaining information about the equipment needed at a nearby the rescue site, the available equipment is not fully used.SOLUTION: The vehicle dispatch system includes a volunteer database that stores in-vehicle equipment and contact information to be provided in response to requests from third parties. When receiving dispatch request information including a rescue location and necessary equipment, the vehicle dispatch system searches the volunteer database and sends the rescue location to a contact point capable of providing the necessary equipment. A vehicle equipped with the required equipment can get information about a site requiring on-vehicle equipment and move to that location.SELECTED DRAWING: Figure 1
Patent JP-2023136100-A (JP)
Title: Coil unit, coil device, wireless power transmitting device, wireless power receiving device, wireless power transmission system and jig
Inventor: NOGUCHI KOJI
IPC: H01F38/14
Filed: 2022-03-16
Abstract: To provide a coil unit capable of facilitating manufacturing of a coil.SOLUTION: The present invention relates to a coil unit comprising: a coil including a winding part consisting of a lead wire respectively wound around three or more layers; a first spacer in which a layer of an end at one side of the coil is disposed and which includes a first through hole positioned correspondingly to a center hole of the coil, a first slit extending outside from the first through hole, and a first protrusion provided in a portion around the first through hole; and a second spacer in which a layer of an end at the other side of the coil is disposed and which includes a second through hole positioned correspondingly to the center hole of the coil, a second slit extending outside from the second through hole, and a second protrusion provided in a portion around the second through hole. The first protrusion and the second protrusion are disposed at different position from a point of view in parallel with a penetration direction of the center hole of the coil.SELECTED DRAWING: Figure 1
Patent JP-2022151747-A (JP)
Title: Method for estimating and adjusting friction to be adjusted, and controlling hysteresis of steering wheel torque, and corresponding power steering system
Inventor: NICOLAS BAUDOUIN
IPC: B62D5/04
Filed: 2022-03-17
Abstract: To provide a method for determining a friction to be adjusted in a power steering system or for modifying a hysteresis of a steering wheel torque applied to a steering wheel of the power steering system.SOLUTION: The method includes the steps of: determining a speed v, from a measurement of a speed v of a part of the power steering system and/or a measurement of the steering wheel torque T3; and determining the friction F to be adjusted on the basis of a modified LuGre model. The modified LuGre model determines the friction F to be adjusted as a function of a state of the system, and a time differential of the state is determined as a function of the state of the system, the speed v, a first gain, and a coulomb friction.SELECTED DRAWING: Figure 3
Patent JP-2023137824-A (JP)
Title: Radio wave propagation control system and radio wave propagation control method
Inventor: HORIUCHI TAKEHITO
IPC: H04W16/18
Filed: 2022-03-18
Abstract: To effectively improve wireless communication conditions in a specific space.SOLUTION: A system that can control radio wave propagation in a specific space where upper and lower stations are located, includes means for generating a three-dimensional map of the specific space, means for capturing an image of the specific space, means for identifying the three-dimensional position of the lower station in the specific space from the three-dimensional map and the captured image, means for sequentially specifying a spatial route between the upper station and the lower station on the basis of the specified three-dimensional position, and means for controlling radio wave propagation in the specific space by controlling at least one of the upper station and the lower station so as to match the specified spatial route.SELECTED DRAWING: Figure 3
Patent JP-2023140431-A (JP)
Title: Nut rotation prevention unit and method for manufacturing the same
Inventor: YOSHIKAWA AKIHIRO
IPC: F16B37/04
Filed: 2022-03-23
Abstract: To provide a technology capable of facilitating simplification of a structure and work necessary for preventing a nut from rotating using a ready-made U-shaped bolt when screwing the bolt with the nut, and improvement in performance.SOLUTION: A nut is loosely fitted between a pair of shaft parts 104, 104 of a U-shaped bolt 102, which is a ready-mad product in which a nut 100 is arranged so as to face a seating surface 88 to be seated in a substantially parallel manner, so as to have a play with respect to the U-shaped bolt, so that an assembly 108 of the U-shaped bolt and the nut is formed. A thermal shrinkage wrap band 120 wraps the assembly 108 in a pre-thermal shrinkage state such that at least the nut of the assembly is at least partially hidden. In the wrapped state, the thermal shrinkage wrap band is heated and thermally shrunk so that the nut and the U-bolt are loosely fitted and integrated without being separated from each other.SELECTED DRAWING: Figure 1
Patent JP-2023141694-A (JP)
Title: Magnetic bead
Inventor: NAKAMORI MICHIO
IPC: H01F1/33
Filed: 2022-03-24
Abstract: To provide a magnetic bead that is excellent in re-dispersibility in fluid dispersion and can extract biological material at a high yield.SOLUTION: A magnetic bead comprises: magnetic metal powder; and a coating layer that covers a particle surface of the magnetic metal powder, has an average thickness of 20 nm or more, and is formed of oxide material, and the magnetic bead has a coercive force of 1.0 [Oe] (80[A/m]) or less. Preferably, the magnetic metal powder includes an amorphous structure or a nano-crystalline structure. Preferably, the magnetic metal powder is formed of an alloy containing Fe as a main component.SELECTED DRAWING: Figure 2
Patent JP-2022151834-A (JP)
Title: covering material
Inventor: SAKAMOTO MASATO
IPC: C09D7/20
Filed: 2022-03-24
Abstract: To provide a covering material containing an oxidation-curable resin, the covering material having sufficient levels of curability and glossiness.SOLUTION: A covering material comprises an oxidation-curable resin (A), a pigment (B), a metal dryer (C), and an aliphatic hydrocarbon-containing solvent (D) and also contains a hydrocarbon group-containing alkoxysilane compound (E).SELECTED DRAWING: None
Patent JP-2023147069-A (JP)
Title: Method, device, system, and database for estimating causes of poor drainage
Inventor: SHIMIZU YUTA
IPC: G01N33/24
Filed: 2022-03-29
Abstract: To provide a technique for estimating causes of poor drainage of land.SOLUTION: A method of estimating causes of poor drainage is provided, involving estimating causes of poor drainage of land based on at least either of concentration of components and a stable isotope ratio of constituent elements in a stagnant water sample collected from a poor drainage location of the land.SELECTED DRAWING: None
Patent JP-2023149143-A (JP)
Title: Laminate, and production method thereof
Inventor: MORIMOTO TOSHIHIRO
IPC: B32B15/088
Filed: 2022-03-30
Abstract: To provide a laminate of a metal substrate and a polyimide layer having excellent thermal uniformity and thermal conductivity in the surface direction, balanced with characteristics such as toughness and flexibility.SOLUTION: A laminate has a metal substrate made of metal foil and a polyimide layer containing inorganic insulation particles laminated on at least one surface of the metal substrate. The metal foil has a volume resistivity of 10 μΩ cm or more. The polyimide layer containing inorganic insulation particles has a thickness of 3-70 μm, a tear propagation resistance of 7 mN or more, and an edge tear resistance of 0.3 N/20 mm or more.SELECTED DRAWING: Figure 2
Patent JP-2023149393-A (JP)
Title: Radically polymerized crosslinkable water-soluble block copolymer with polycarboxylic acid synthesized by precision polymerization as basic skeleton and at least one ethylenically unsaturated group in side chain, and medical and dental curable composition containing the same
Inventor: FUCHIGAMI KIYOMI
IPC: A61K6/889
Filed: 2022-03-31
Abstract: To obtain a medical and dental curable composition that has high toughness, does not elute low-molecular-weight monomers, and has good operability.SOLUTION: The inventors have discovered that these problems can be solved by preparing a radically polymerized crosslinkable water-soluble block polymer with polycarboxylic acid synthesized by precision polymerization as basic skeleton and at least one ethylenically unsaturated group in side chain, and a medical and dental curable composition containing the same, and have completed the present invention.SELECTED DRAWING: None
Patent JP-2023152531-A (JP)
Title: Umbrella-type drone, passing-by avoidance method, and program
Inventor: SUNAGA RYOHEI
IPC: B64C27/08
Filed: 2022-04-04
Abstract: To reduce damage of users getting wet by rain even in a situation where users of umbrella-type drones get close and pass by each other.SOLUTION: An umbrella-type drone 10 floating above a user's head includes: a control unit 31; an object camera 91 for acquiring user information including at least one of the height, width, age, gender, clothes, and moving speed of the user, and the height of the umbrella-type drone; a periphery three-dimensional ranging sensor 131 for measuring the position of another umbrella-type drone in the periphery; and a communication unit 61 for acquiring passing-by counterpart information, which is the information on a user of another umbrella-type drone. The control unit 31 includes a determination part 122 for determining the possibility of the user's umbrella-type drone passing by another umbrella-type drone on the basis of the position of the other umbrella-type drone, and a determination part 121 for comparing the user information to the passing-by counterpart information, and determining the umbrella-type drone that takes an avoidance action on the basis of a predetermined determination condition.SELECTED DRAWING: Figure 1
Patent JP-2023154827-A (JP)
Title: Rotary anode x-ray tube
Inventor: SHIMIZU MAKOTO
IPC: H01J35/10
Filed: 2022-04-08
Abstract: To provide a rotary anode X-ray tube that, when the temperature of a sliding bearing is excessively increased, can prevent conduction of heat from an anode target to a bearing surface.SOLUTION: A rotary anode X-ray tube comprises: a cathode that discharges electrons; an anode target that generates X-rays upon receiving the electrons; a sliding bearing that has a rotor extending along a rotation axis, a stationary shaft supporting the rotor, and lubricant held between the rotor and the stationary shaft; and a vacuum envelope. The stationary shaft has a heat radiation part that radiates internal heat to the outside. The rotor has a first heat transfer member that is formed extending along the rotation axis, fixed to the inside of the anode target, and located surrounding the stationary shaft, and a second heat transfer member that is formed extending along the rotation axis, and in contact with an inner face of the first heat transfer member. The coefficient of thermal expansion of the first heat transfer member is larger than the coefficient of thermal expansion of the second heat transfer member.SELECTED DRAWING: Figure 1
Patent JP-2023155669-A (JP)
Title: power converter
Inventor: INOUE TSUYOSHI
IPC: H02M7/48
Filed: 2022-04-11
Abstract: To provide a power converter capable of estimating thermal resistance without using a power supply for heating and without deteriorating characteristic of a semiconductor element.SOLUTION: A power converter 1 is provided with a plurality of arms each formed by connecting an N-channel MOSFET 2 and 3 in series. A turn-on voltage and thermal resistance estimation unit 13 detects a temperature Tjint or Twint, a drain voltage VDS, and a flowing current ID before the FET3 heat up via a temperature detection unit 6, a voltage detection unit 7, and a current detection unit 8. A drive unit 9 applies a drive signal to a gate of the FET3 under a condition to restrict a calorific value to a specified value or less, to heat up the FET3, Then, the drive unit detects a temperature Tj or Tw, a drain voltage VDS, and a flowing current ID after heating up to estimate a thermal resistance on the basis of the temperature Tj or Tw, the drain voltage VDS, and the flowing current ID before and after the heating up.SELECTED DRAWING: Figure 1
Patent JP-2023147134-A (JP)
Title: Method for producing composition for molding, and method for producing briquette
Inventor: KANESHIRO NOBUE
IPC: C22B1/248
Filed: 2022-03-29
Abstract: To provide a method for producing a composition for molding, for bringing ferrous metal ground chips which are hardly directly molded by compression molding into a composition for molding, capable of being molded by compression molding.SOLUTION: A method for producing a composition for molding includes mixing ground chips after quenching ground chips of ferrous metal before quenching with ferrous metal ground chips including ferrous metal ground chips and a cutting fluid containing oil and water, and stirring the mixture.SELECTED DRAWING: Figure 1
Patent JP-2022105510-A (JP)
Title: High pressure container unit and fuel cell vehicle
IPC: B60K15/063
Filed: 2022-04-20
Abstract: PROBLEM TO BE SOLVED: To obtain a high pressure container unit which can achieve high capacity with a simple structure while securing impact resistance performance, and to obtain a vehicle. 
     SOLUTION: A high pressure container unit 10 includes: container body parts 18 each of which is formed into a cylindrical shape and includes an opening in at least one axial end part and which are arranged; a connection member 20 which is connected to openings 30B of the respective container body parts 18 to connect the container body parts 18 with each other and includes a passage allowing internal parts of the container body parts 18 to communicate with each other; a case 22 which is formed in a box shape and in which the container body parts 18 and the connection member 20 are stored; and a delivery tube 32 which is provided at the connection member 20, led out to the outside of the case 22 through a through hole 46A formed at the case 22, and is attached with a valve 34 capable of opening or closing the passage. Screw parts, which are provided protruding to the container body part 18 side, are provided at the connection member 20. Each container body part 18 is fixed to the connection member 20 by the screw part being screwed into the opening 30B. 
     SELECTED DRAWING: Figure 2 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2022173118-A (JP)
Title: Sensor data processing method and device, computing device, and storage medium
Inventor: XIE MUTONG
IPC: B60W40/02
Filed: 2022-04-28
Abstract: To provide a sensor data processing method, a sensor data processing device, a computing device, and a storage medium used for solving the problem that sensor data streams transmitted to algorithm modules do not coincide in prior arts.SOLUTION: A sensor data processing method includes: a step for receiving a plurality of data streams to be processed, in which each data stream corresponds to one sensor, and a data frame in the data stream carries a generation time stamp; a step for correcting the generation time stamp of each data frame and acquiring a corrected time stamp; and a step for determining a data frame to be transmitted from each data stream in each data transmission cycle on the basis of the corrected time stamp of each data frame and preset data transmission cycles.SELECTED DRAWING: Figure 2
Patent JP-2022103256-A (JP)
Title: Heat-dissipating structure on electrical device
IPC: H05K7/20
Filed: 2022-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a heat-dissipating structure for an electrical device with excellent mass-producibility and high heat-dissipation performance. 
     SOLUTION: The heat dissipation structure of an electrical circuit device includes a heat sink, a heat transfer member, and a cooler, all of which are exposed to the outside of the electrical circuit device, and are disposed to form a laminated structure. The heat transfer member is a ceramic resin composite in which a resin composition is impregnated into a sintered body having a three-dimensional integrated structure of primary ceramic particles, and the heat transfer member is arranged to be stacked in direct contact with at least one of the heat sink and the cooler. 
     SELECTED DRAWING: Figure 1 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023167056-A (JP)
Title: 電力変換装置及びその制御方法
IPC: H02M7/483
Filed: 2022-05-11
Abstract: 【課題】回路の小型化と高効率化を可能とする電力変換装置及びその制御方法を提供すること。【解決手段】第１入力点と出力点との間の第１配線において縦続接続された複数の第１半導体スイッチング素子と、第２入力点と出力点との間の第２配線において縦続接続された複数の第２半導体スイッチング素子と、複数の第１半導体スイッチング素子のうち隣り合う素子間を接続する少なくとも一つの第１接続部分と、複数の第２半導体スイッチング素子のうち隣り合う素子間を接続する少なくとも一つの第２接続部分と、対になる第１接続部分と第２接続部分との間に接続された少なくとも一つのキャパシタと、第１入力点と第２入力点から入力される入力電圧または交流フィルタから出力される出力電圧が変化すると、フライングキャパシタ回路のキャリア周波数を変化させる駆動回路と、を備える、電力変換装置。【選択図】図３
Patent JP-2023167219-A (JP)
Title: 生産システム
IPC: G05B19/418
Filed: 2022-05-11
Abstract: 【課題】生産装置に対して作業を行う自動作業装置を備えた生産システムにおいて、生産装置の稼働率を従来に比べて高めることが可能な生産システムを提供する。【解決手段】生産システム１は、一台以上の生産装置１００に対して作業を行う複数の自動作業装置２０、及び自動作業装置２０に作業指示を出して、その作業を管理する管理装置１０を備える。管理装置１０は、各自動作業装置２０のバッテリー残量を監視するとともに、認識されたバッテリー残量で、指示した作業を完了できるかどうかを確認し、作業を完了できないと判断された残量不足の自動作業装置が存在する場合には、該作業を完了可能なバッテリー残量を有する残量十分な自動作業装置２０を探索し、残量十分な自動作業装置２０が存在する場合には、残量不足の自動作業装置２０に指示した作業内容を、残量十分な自動作業装置２０に指示して、該残量十分な自動作業装置２０に該作業を引き継がせる。【選択図】図３