baber/WOPTO huggingface dataset:
Patent JP-2021123641-A (JP)
Title: Hydrous silicic acid for rubber reinforcing filler and hydrous silicic acid-containing rubber composition
Inventor: MICHISHIRO MASAKAZU
IPC: C08L7/00
Filed: 2020-02-05
Abstract: To provide hydrous silicic acid and a rubber composition containing the hydrous silicic acid which have equal or higher reinforcing property (abrasion resistance and tensile strength) and can greatly reduce rolling resistance as compared to hydrous silicic acid of a conventional product, when they are blended with a rubber whose main component is natural rubber for TBR frequently used under heavy load.SOLUTION: There is provided hydrous silicic acid having a CTAB specific surface area in a range of 220 to 350 m2/g and a pore volume in a range of a pore radius of 1.9 to 100 nm measured by a mercury intrusion method in a range of 1.7 to 2.0 cm3/g. A volume mean particle diameter (D50) by a laser method of the hydrous silicic acid in a slurry (slurry dispersed for 10 minutes) obtained by dispersing 50 ml of hydrous-silicic-acids slurries adjusted to the 4 mass% for 10 minutes with an ultrasonic homogenizer having an output of 140 W is in the range of 5.0 to 12.0 μm. The hydrous silicic acid for rubber reinforcement has 80% or more of cumulative value of the volume distribution of the hydrous silicic acid particles whose particle diameter in the slurry dispersed for 10 minutes is in the range of 4.0 to 35.0 μm. There are also provided a rubber component containing natural rubber and a rubber composition containing the hydrous silicic acid.SELECTED DRAWING: None
Patent JP-2021124075-A (JP)
Title: Electromagnetic fuel injection valve
Inventor: NABESHIMA YASUHIKO
IPC: F02M51/06
Filed: 2020-02-06
Abstract: To improve valve-opening responsiveness by reducing a contact area of a valve closing-side stopper and a movable core and to control a valve element with high accuracy, in a fuel injection valve including: a rod to which the valve element is connected; the movable core fitted on the rod and slidable between a valve opening-side stopper and the valve closing-side stopper; a fixed core to make the movable core face a suction surface; a valve spring for energizing the valve element in a valve closing direction; and an auxiliary spring providing spring force to bring the movable core into contact with the valve closing-side stopper in non-energization of a coil.SOLUTION: A valve closing-side stopper 49 has: an annular first curved surface portion 49a curved convexly toward a movable core 41 and capable of being brought into contact with the movable core 41; a first taper surface 49t1 continuous to an inner peripheral side of the first curved surface portion 49a and gradually separating from the movable core 41 toward a radial inner part therefrom; and a second taper surface 49t2 continuous to an outer peripheral side of the first curved surface portion 49a and gradually separating from the movable core 41 toward a radial outer part therefrom, on an opposed surface 49f to the movable core 41.SELECTED DRAWING: Figure 4
Patent JP-2021122911-A (JP)
Title: Assist device
Inventor: YOSHIMI YOSHITAKA
IPC: B25J11/00
Filed: 2020-02-07
Abstract: To provide an assist device which is configured so that deviation between a target value of assist torque and an actual value thereof can be suppressed.SOLUTION: An assist device 10 comprises: a first mounting fixture 11 that is mounted on the upper body of a user; left and right second mounting fixtures 12L and 12R which are mounted on left and right thigh parts of the user; actuator units 13L and 13R for performing assist operation by which torque with a virtual line Li in a lateral direction passing through the waist part of the user as a center is given to the user through the first mounting fixture 11 and the second mounting fixtures 12L and 12R; a sensor which is provided in the second mounting fixture 12, and detects loads acting on a space between a portion of the body of the user and the sensor; a processing part 16 that finds a target assist parameter for the assist operation and performs correction processing to the target parameter, using detected results by the sensors; and an operation control part that makes the actuator units 13L and 13R operate on the basis of a signal corresponding to the assist parameter subjected to the correction processing.SELECTED DRAWING: Figure 1
Patent JP-2021124092-A (JP)
Title: Fuel supply pump
Inventor: SHIOBARA KENTARO
IPC: F02M59/44
Filed: 2020-02-07
Abstract: To provide a technology for suppressing poor suction of a fuel to be sucked to a pressurizing chamber without additionally using a new component.SOLUTION: A fuel supply pump 10 includes a positive displacement feed pump 30, and a high pressure pump 60 for pressurizing and pressure-feeding a fuel pressure-fed from the feed pump. The high pressure pump includes: a plunger 64 reciprocated by rotation of a cam 8 so that the fuel pressure-fed from the feed pump is sucked to a pressurizing chamber and pressurized; and a regulation valve 66 for opening a fuel inlet of the pressurizing chamber to which the fuel pressure-fed from the feed pump is sucked by valve opening, closing the fuel inlet by valve closing, and regulating a pressure-feeding amount of the fuel pressure-fed from the pressurizing chamber by controlling a valve closing timing in valve closing in a pressure-feed stroke of the high pressure pump in which the plunger is raised. Phases of a pressure-feed period for pressure-feeding the fuel from the feed pump, and a suction period for sucking the fuel into the pressurizing chamber by the high pressure pump are synchronized.SELECTED DRAWING: Figure 1
Patent JP-2021129214-A (JP)
Title: RF tag and transparent antenna
Inventor: YAMAGUCHI FUJITO
IPC: G06K19/077
Filed: 2020-02-13
Abstract: To provide an RF tag and a transparent antenna used for the same, having excellent electric bonding to a semiconductor element and excellent invisibility of the bonding part with the semiconductor element from a back surface.SOLUTION: An RF tag includes a transparent base material, an antenna part disposed on the transparent base material, a bonding part disposed on the transparent base material and electrically bonded to the antenna part, and a semiconductor element bonded to the bonding part electrically on the bonding part. The antenna part is formed by a first conductive pattern with a line width of 0.25 μm or more and 5.0 μm or less. The bonding part is formed by a second conductive pattern with a line width of 0.25 μm or more and 5.0 μm or less. The bonding part has a visible light transmissivity T2 of 30% or more and 80% or less. The visible light transmissivity T2 is less than a visible light transmissivity T1 of the antenna part.SELECTED DRAWING: Figure 1
Patent JP-2020080645-A (JP)
Title: Inverter device
Inventor: TAKEDA YUICHI
IPC: H02M7/48
Filed: 2020-02-25
Abstract: To specify an abnormal portion in an inverter.SOLUTION: An inverter device comprises: an inverter circuit which has an upper arm switch element and a lower arm switch element connected in series, and which is connected to an AC machine; a bootstrap circuit which has a capacitor to be charged with a drive voltage for the upper arm switch element by turning on the lower arm switch element, and which drives the upper arm switch element by the drive voltage charged in the capacitor; capacitor voltage detection means for detecting the voltage charged in the capacitor of the bootstrap circuit; and a diagnosis device for diagnosing an abnormality in the inverter circuit as well as an abnormality in the AC machine or the connection by on/off controlling the upper arm switch element and the lower arm switch element.SELECTED DRAWING: Figure 9
Patent JP-2020080182-A (JP)
Title: Alarm notification method of alarm system
Inventor: MATSUKUMA HIDENARI
IPC: G08B17/00
Filed: 2020-02-26
Abstract: To provide a notification form of abnormality information which allows an appropriate coping action including an evacuation action according to an occurrence situation of an abnormality such as fire.SOLUTION: When fire is detected and alarmed by an alarm A3 of a group A, a fire interlock signal is transmitted to output alarms from other alarms A1 to A5 in the group. The fire interlock signals from the alarms A1 to A5 are received by a relay R1. The relay R1 outputs an alarm, designates a next group B, and transmit an alarm preparation interlock signal to the next group. Alarms B1 to B5 perform notification via an alarm preparation operation. The alarm preparation interlock signals from the alarms B1 to B5 are further received by a relay R2 to output an alarm from the relay R2. The relay R1 which transmits the alarm preparation interlock signals transmits the fire interlock signals to the group B when a predetermined number of times the fire interlock signals are determined to be received, switches operation of the alarms B1 to B5 from the alarm preparation operation to alarm output. When the relay R2 further receives the fire interlock signal, the relay R2 transmits the alarm preparation interlock signals to a next group C.SELECTED DRAWING: Figure 2
Patent JP-2020142513-A (JP)
Title: Thermosensitive recording body and image forming method
Inventor: YOSHIMASA YASUSHI
IPC: B41M5/337
Filed: 2020-02-26
Abstract: To provide a thermosensitive recording body which suppresses the occurrence of a failure caused during storage before image formation such as background fogging and can form an image excellent in color development.SOLUTION: There is provided a thermosensitive recording body 200 which comprises a thermal color developing layer 202 containing an electron-donating dye precursor, an electron-accepting compound, a radical polymerizable compound and a photo-radical polymerization initiator. The radical polymerizable compound is a compound which is solid at 25°C and the radical polymerizable compound is contained in the thermal color developing layer 202 in a state where at least one of the electron-donating dye precursor and the electron-accepting compound is included.SELECTED DRAWING: Figure 2
Patent JP-2021122267-A (JP)
Title: Fruit processed product and production method thereof
Inventor: OSUMI KEN
IPC: A23L19/00
Filed: 2020-02-07
Abstract: To provide a production method and a processed product for solving problems for example, in a processing step of fruit, a flavor of fruit itself is deteriorated, and a problem of browning or the like occurs easily, and an additive required for processing is used, and in the invention, by not using the additive, a processed product which is safer and similar to natural fruit can be provided, browning can be suppressed, a flavor of fruit itself can be held, and a large amount of nutrient can be included in the processed food product.SOLUTION: The inventors have found that, as a result of examination for solving above-mentioned problems, fruit is heated and then the fruit with a skin is made pasty, and then the fruit is filled in a molding tray and is frozen, and then the fruit is dried in a pressure reduction state, thereby, heat damage can be suppressed to minimum in a state in which enzyme is deactivated and browning can be suppressed, therefore, a dried product which has a flavor of fruit itself can be produced.SELECTED DRAWING: None
Patent JP-2020155405-A (JP)
Title: Inspection method of fuel cell system and fitting object determination method
Inventor: SASAKI MASAYA
IPC: H01M8/04746
Filed: 2020-02-28
Abstract: To provide an inspection method of fuel cell system capable of easily inspecting the factor of electricity generation performance deterioration, as a fuel cell in a fuel cell system.SOLUTION: An inspection method of fuel cell system performs a first index value measurement step of executing operation of a fuel cell system F, and measuring an index value indicating electricity generation performance of a fuel cell part 11 at a predetermined inspection timing, a filter fitting step of fitting a sulfur compound removal filter 17 for removing sulfur compound to a feed passage L4 for feeding air to the fuel cell part 11, when the index value measured in the first index value measurement step is less than a predetermined reference index value, a second index value measurement step of executing operation of the fuel cell system F after the filter fitting step and measuring the index value, and a determination step of determining that electricity generation performance of the fuel cell part 11 is deteriorated due to accumulation of the sulfur compound, when the index value measured in the second index value measurement step goes above that measured in the first index value measurement step.SELECTED DRAWING: Figure 5
Patent JP-2020079328-A (JP)
Title: Hydroxyl group-containing vinyl compound production process
Inventor: INAGAKI TAKAHIRO
IPC: C07C67/31
Filed: 2020-03-03
Abstract: To provide a hydroxyl group-containing vinyl compound production process in which a hydroxyl group-containing vinyl compound, in which the content of ether dimer of hydroxyl group-containing vinyl compound having high skin irritancy is sufficiently suppressed, can be produced at a lower cost than before.SOLUTION: Provided is a hydroxyl group-containing vinyl compound production process. The production process comprises a step of reacting an acrylic acid ester and an aldehyde compound in the presence of a tertiary amine compound, and a step of removing the acrylic acid ester from the reaction liquid after the reaction step, and is characterized in that the content of the ether dimer of the hydroxyl group-containing vinyl compound in the reaction liquid after the acrylic acid ester removing step is 9.0 mass% or less with respect to 100 mass% of the hydroxyl group-containing vinyl compound.SELECTED DRAWING: None
Patent JP-2021138267-A (JP)
Title: Railroad facility measurement device, control method of railroad facility measurement device, railroad facility measurement program, and recording medium
Inventor: OMORI KEISUKE
IPC: B61L23/04
Filed: 2020-03-04
Abstract: To provide a railroad facility measurement device capable of more preferably selecting a representative value from a plurality of measured values acquired in a predetermined period and presenting it to a user.SOLUTION: A data processing device (1) includes an acquisition unit (10), a processing unit (11), and an output unit (12). The processing unit (11) selects a representative value in a predetermined period based on a comparison result between a plurality of measured values acquired in the predetermined period and a plurality of measured values acquired in a period prior to the predetermined period.SELECTED DRAWING: Figure 1
Patent JP-2021139752-A (JP)
Title: Composite analyzer and method for analysis
Inventor: SHIBUYA RYUTA
IPC: G01N30/72
Filed: 2020-03-05
Abstract: To attain results of both a mass analysis and a gas chromatograph mass analysis while ensuring the uniformity of components of gas generated from a thermal analyzer.SOLUTION: The composite analyzer includes: a thermal analyzer; a trap unit; a gas chromatograph; a mass analyzer; a first flow passage in which gas generated from the thermal analyzer is supplied; a second flow passage branching from the first flow passage and connecting to the mass analyzer; a third flow passage branching from the first flow passage and connecting to the trap unit; a fourth flow passage for connecting the trap unit and a column of the gas chromatograph to each other; and a fifth flow passage for connecting the column and the mass analyzer to each other.SELECTED DRAWING: Figure 1
Patent JP-2021141223-A (JP)
Title: Reactor
Inventor: ABE YUKI
IPC: H01F37/00
Filed: 2020-03-06
Abstract: To provide a reactor equipped with a new heat dissipation structure for dissipating heat generated in a coil to the outside.SOLUTION: A reactor 10 is equipped with a coil 22 and a magnetic core 40. The coil 22 is wound around a center axis 24X extending in a horizontal direction (X-direction). The coil 22 has a bottom surface 26. The bottom surface 26 is located at a lower end of the coil 22 in a vertical direction. The magnetic core 40 is equipped with a first core member 50, and a second core member 60. The first core member 50 has a first middle leg portion 52 provided with a first inside portion 522, and a first outer leg portion 54. The second core member 60 has a second middle leg portion 62 provided with a second inside portion 622, and a second outer leg portion 64. The first inside portion 522 and the second inside portion 622 are located inside the coil 22, and oppose to each other in a horizontal direction. The first outer leg portion 54 and the second outer leg portion 64 are located above the coil 22 and are in contact with each other.SELECTED DRAWING: Figure 1
Patent JP-2021138864-A (JP)
Title: Sealing resin composition and electronic device
Inventor: KOMORI Izumi
IPC: C08K3/22
Filed: 2020-03-06
Abstract: To provide a sealing resin composition which is excellent in thermal conductivity and can be produced at a low cost, and an electronic device provided with the sealing resin composition as a sealant.SOLUTION: The sealing resin composition contains an epoxy resin, a phenolic resin curing agent, a curing accelerator, and an alumina powder. The amount of the alumina powder is 80 mass% or more and 95 mass% or less based on the whole sealing resin composition. The α-crystallization rate of the alumina powder is 50% or more.SELECTED DRAWING: Figure 1
Patent JP-2020142081-A (JP)
Title: Emergency state determination unit
Inventor: YANG SUN JONG
IPC: A61B5/113
Filed: 2020-03-06
Abstract: To provide an emergency state determination unit.SOLUTION: An emergency state determination unit comprises: a sensor for sensing a biological signal and a motion of a hand in a constant range; and a determination part for analyzing the biological signal recognized by the sensor, and further analyzing the motion of the hand on the basis of a result of analyzing the biological signal for determining whether or not an emergency state has occurred. The determination part analyzes the biological signal and determines whether or not the emergency state has occurred after sensing a wake-up behavior by the sensor.SELECTED DRAWING: Figure 1
Patent JP-2021144404-A (JP)
Title: Image processing apparatus, control method, and program
Inventor: NAGATA KOHEI
IPC: G06F8/30
Filed: 2020-03-11
Abstract: To provide an image processing apparatus which can reduce the time and effort in generating an image processing program.SOLUTION: A setting unit sets a customized processing item including one or more processing items designated from among a plurality of processing items, as a new processing item, to a processing item group. A generation unit receives setting values for one or more parameters to be used for executing the customized processing item when the customized processing item is selected, and generates second data indicating the received setting values. An execution unit executes the customized processing item, by use of the setting values indicated by the second data, when the customized processing item is included in one or more processing items indicated by first data.SELECTED DRAWING: Figure 2
Patent JP-2021150340-A (JP)
Title: Separator for electrochemical element and electrochemical element
Inventor: TANAKA HIRONORI
IPC: H01G9/14
Filed: 2020-03-16
Abstract: To provide a separator for an electrochemical element made of beaten regenerated cellulose fiber, which has both denseness and low impedance characteristics and can withstand a general element winding process of an aluminum electrolytic capacitor.SOLUTION: In a separator for an electrochemical element, which is composed of regenerated cellulose fibers that are beaten between a pair of electrodes and can hold an electrolyte solution containing an electrolyte, when the thickness is 10 to 35 μm, the density is 0.35 to 0.80 g/cm3, the tensile strength is 9.8 N/15 mm or more, the average pore size is 0.05 to 1.00 μm, and a distance between grips of a tensile strength tester is 0.1 mm, and the value of the measured tensile strength measured with the extension speed of a test piece set to 200 mm/min is the modified tensile strength, the modified tensile strength is 5.9N/15mm or more.SELECTED DRAWING: None
Patent JP-2021010718-A (JP)
Title: Magnetic resonance imaging apparatus and magnetic resonance imaging method
Inventor: MIYAZAKI MITSUE
IPC: A61B5/055
Filed: 2020-03-17
Abstract: To extract a plurality of fat signals.SOLUTION: A magnetic resonance imaging apparatus according to an embodiment includes a sequence control unit and a calculation unit. The sequence control unit acquires a first piece of data by executing a first pulse sequence having a first TE (Echo Time), acquires a second piece of data by executing a second pulse sequence having a second TE different from the first TE, and acquires a third piece of data by executing a third pulse sequence having a third TE different from the first TE and the second TE. The calculation unit extracts a signal related to water, a signal related to first fat, and a signal related to second fat on the basis of the first piece of data, the second piece of data, and the third piece of data.SELECTED DRAWING: Figure 1
Patent JP-2021149395-A (JP)
Title: Soil carriage plan management device, soil carriage plan management method and soil carriage plan management program
Inventor: MIYATA IWAO
IPC: G06Q50/08
Filed: 2020-03-18
Abstract: To provide a soil carriage plan management device corresponding to a present state landform of a construction site.SOLUTION: A soil carriage plan management device includes an acquisition part for acquiring two-dimensional present state landform data and three-dimensional present state landform data showing a present state landform, and three-dimensional design landform data of the construction site, a construction plan data generation part including cut earth plan data and embankment plan data of sand, a two-dimensional soil carriage route setting part for carrying sand from a prescribed cut earth region to a prescribed embankment region, a division soil carriage route generation part based on at least any of a prescribed interval, a branch point of the two-dimensional soil carriage route and a change point of a slope of the two-dimensional soil carriage route, a three-dimensional soil carriage route generation part for generating a division three-dimensional soil carriage route from the division two-dimensional soil carriage route, a gradient calculation part for the division three-dimensional soil carriage route, a giving part for giving a prescribed weighting value to the division three-dimensional soil carriage route, a division soil carriage load calculation part for calculating a division soil carriage load of the division three-dimensional soil carriage route in each division three-dimensional soil carriage route, and a soil carriage load calculation part for summing calculated division soil carriage loads.SELECTED DRAWING: Figure 1
Patent JP-2021148954-A (JP)
Title: Optical modulator evaluation technology based on phase recovery
Inventor: YOSHIDA YUKI
IPC: G02F1/01
Filed: 2020-03-19
Abstract: To provide a system for estimating power-optical response imbalance between an I (in-phase) channel and a Q (quadrature-phase) channel of an optical quadrature amplitude modulator (optical IQ modulator) using a simple device.SOLUTION: A system comprises: a photodetector (PD)3; an analog-digital converter (ADC)5; and an imbalance calculation section 11 for estimating power-optical response imbalance between an I channel and a Q channel of an optical quadrature amplitude modulator (optical IQ modulator). The imbalance calculation section has an input signal information reception section 13 that receives information pertaining to a first modulation signal and a strength information reception section 15 that receives strength information for digitized output signals from the ADC, estimates the power-optical response imbalance between the I channel and the Q channel of the optical IQ modulator using the information pertaining to the first modulation signal and the strength information for the digitized output signals. Thus, the system estimates the power-optical response imbalance between the I channel and the Q channel of the optical IQ modulator.SELECTED DRAWING: Figure 1