baber/WOPTO huggingface dataset:
Patent JP-2020059852-A (JP)
Title: Method for producing polyolefin microporous film
Inventor: RI TAN
IPC: C08J9/26
Filed: 2019-10-10
Abstract: To provide a microporous film production method that can suppress deposition onto a cast roll due to the oxidative degradation of a resin or the like when long-term producing a polyolefin microporous film containing polypropylene and polyethylene.SOLUTION: A production method for obtaining a polyolefin microporous film includes the steps of (a) melting and mixing a polyolefin resin composition containing polypropylene and polyethylene, three or more antioxidants having different melting points, each of which is within 30°C-130°C, and a solvent for deposition, to prepare a polyolefin resin composition solution, (b) extruding the polyolefin resin composition solution with a die to cool, and forming a laminar extruded molding, (c) cooling the obtained laminar extruded molding to form a gelatinous sheet, (d) drawing the gelatinous sheet in at least uniaxial direction to obtain a drawn molding, and (e) removing the solvent for deposition from the drawn molding and drying and heating it, to obtain a polyolefin microporous film.SELECTED DRAWING: None
Patent JP-2021064038-A (JP)
Title: Automatic operation device
Inventor: NUNOBIKI EIJI
IPC: B60W50/10
Filed: 2019-10-10
Abstract: To safely perform reserved automatic operation control.SOLUTION: An automatic operation device (100) can execute automatic operation control to automatically operate an own vehicle (1) when an automatic operation start possible condition is established. The automatic operation device includes: reception means (24) for receiving an execution reservation of automatic operation control before an automatic operation start possible condition is established; and control means (12) for automatically executing automatic operation control when an automatic operation start possible condition is established and also a travel state condition related to a travel state of the own vehicle is established after the reception means receives an execution reservation.SELECTED DRAWING: Figure 1
Patent JP-2021062331-A (JP)
Title: Hollow fiber membrane, hollow fiber membrane module, waste water treatment apparatus and waste water treatment method
Inventor: AMBO TAKANORI
IPC: B01D69/12
Filed: 2019-10-11
Abstract: To provide a hollow fiber membrane, a hollow fiber membrane module, a waste water treatment apparatus and a waste water treatment method capable of reducing in size and energy efficiency.SOLUTION: A hollow fiber membrane 1 for waste water treatment which includes a microbial layer 6 derived from microorganisms or bacteria in the wastewater formed on the surface, has a multi-layer structure having porous layers 2 and 4 and a non-porous layer 3. The porous layer 4 is arranged in the outermost layer, and the oxygen permeability of the hollow fiber membrane 1 is 30 g/m2 d or more.SELECTED DRAWING: Figure 1
Patent JP-2021055663-A (JP)
Title: Running water power generation device
Inventor: MINOWA HAJIME
IPC: F03B9/00
Filed: 2019-09-30
Abstract: To provide a private power generation device that effectively utilizes small streams and agricultural water channels having a small flow rate and that is downsized, simplified, low cost, and efficient.SOLUTION: A power generation device is formed of a rocket-shaped cylindrical body (5). In the cylindrical body, a belt (1) to which plural pieces of cone-shaped water receiving pockets (4) are attached is rotated around a rotation belt main shaft (2) and two rotation belt support shafts (3) to transmit power from the rotation main shaft to a power generator. The cylindrical body (5) is installed in a device fixing frame (7) after the number of pieces and shape of the water receiving pockets (4) are changed according to the water flow rate and water speed, the length of the rotation belt (1) is adjusted, and the return-side face of the rotation belt is floated on the water surface to enhance the efficiency. At locations where the depth of water is deep or the flow rate is high, the cylindrical body can be rotated by 90 degrees and submerged in water before being fixed to the device fixing frame (7) and used.SELECTED DRAWING: Figure 2
Patent JP-2021067092-A (JP)
Title: Drainpipe cleaning method
Inventor: MAEKAWA KENTO
IPC: E03C1/122
Filed: 2019-10-23
Abstract: To provide a drainpipe cleaning method capable of cleaning a drainpipe without allowing cleaning liquid to flow into a ventilation pipe.SOLUTION: A drain pipe cleaning method is a cleaning method of a drainpipe to be cleaned by flowing a cleaning liquid through the drain pipe to which a ventilation pipe 2 is connected via a connecting pipe. The method includes the steps of: closing an opening A2 formed in the ventilation pipe 4 with a closing member by inserting a rod-shaped member 50 provided with a closing member 51 into a passage 4 of the ventilation pipe 2; and flowing a cleaning liquid through the passage of the drainpipe after closing the opening.SELECTED DRAWING: Figure 20
Patent JP-2021059109-A (JP)
Title: Multicolor ballpoint pen
Inventor: NABA KENJI
IPC: B43K27/12
Filed: 2019-10-04
Abstract: To provide a multicolor ballpoint pen in which tips of a plurality of pen shafts are integrated and fixed at one point.SOLUTION: Multi-colored pen shafts of a ballpoint pen are pressed by internal parts and pressed and fixed in a direction of concentrating the respective pen tips at one point in a center, and by screwing a lid on a bottom of a ballpoint pen body, the pen tips of the pen shafts of multiple colors can be integrated and fixed at one point in the same way.SELECTED DRAWING: Figure 1
Patent JP-2021067556-A (JP)
Title: Information terminal, information providing device, and information providing system
Inventor: ODA Takuma
IPC: G09B29/00
Filed: 2019-10-24
Abstract: To enhance usage rate of route information by a driver in a system for providing the route information to a taxi.SOLUTION: An information terminal 2 of the present invention is communicative with an information providing device, and is installed in a vehicle. The information terminal includes an operation receiving unit which receives an area designation operation for activating an area designation mode for displaying a travel recommended route in the designated area, an information acquisition unit which acquires route information indicating the travel recommended route from the information providing device after the operation receiving unit has received the area designation operation, and a display control unit which makes a display unit to display, on the basis of the route information, a designated area image indicating the designated area and a route image indicating the travel recommended route together with a map image.SELECTED DRAWING: Figure 2
Patent JP-2020071884-A (JP)
Title: Information processor
Inventor: HISADA YASUHIRO
IPC: G06Q30/06
Filed: 2019-10-29
Abstract: To provide an information processor which can perform a precise matching service that sufficiently takes the size of the body of each user (objectivity) and the feeling of wearing of the user (subjectivity) into consideration.SOLUTION: In the information processor (server 1), a user management unit 101 manages, as user information, information on a user including the user ID, reference information of the user, or information necessary to acquire the reference information. A shoes management unit 102 manages, as shoes information, information on a plurality of shoes that the user can wear. A shoes specification unit 103 specifies ones of the shoes managed by the shoes management unit 102 which are determined to meet the predetermined condition according to the reference information of the user as recommended shoes.SELECTED DRAWING: Figure 4
Patent JP-2021072668-A (JP)
Title: Battery type unmanned transportation vehicle
Inventor: MURAKI TOSHIHIRO
IPC: H01M10/613
Filed: 2019-10-29
Abstract: To provide a battery type unmanned transportation vehicle that can suppress temperature rise in a battery while suppressing power consumption.SOLUTION: A battery type unmanned transportation vehicle 11 includes a first bypass passage 64 or second bypass passage 65 connected to first to fourth supply passages 63a-63d and other supply passages in order to supply cooling air that has been sent to the first to fourth supply passages 63a-63 to the other supply passages. The battery type unmanned transportation vehicle 11 includes first to fourth flow passage switching valves 70a-70d and a control device 80 for controlling the first to fourth flow passage switching valves 70a-70d.SELECTED DRAWING: Figure 2
Patent JP-2021069568-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2019-10-30
Abstract: To provide a game machine capable of further increasing game interest.SOLUTION: Light emission control means includes: first rainbow control execution means for executing first rainbow control that causes a plurality of light emitting units to emit light in a rainbow mode by satisfying a predetermined condition to which a profit is given; and second rainbow control execution means for executing second rainbow control that causes the plurality of light emitting units to emit light in the rainbow mode by satisfying a condition to which a profit is not given, different from a predetermined condition. When brightness adjustment operation is performed during the first rainbow control, the brightness can be adjusted while the plurality of light emitting units emit light in the rainbow mode, whereas when the brightness adjustment operation is performed during the second rainbow control, the brightness cannot be adjusted in a state where the plurality of light emitting units emit light in the rainbow mode.SELECTED DRAWING: Figure 198
Patent JP-2021027792-A (JP)
Title: Three-phase power supply with bidirectional power conversion
Inventor: Huang wen long
IPC: H02M3/155
Filed: 2019-11-05
Abstract: To provide a three-phase power supply that has bidirectional power conversion and charges a battery of an electric vehicle.SOLUTION: A three-phase power supply includes an AC/DC conversion unit 11, a first DC bus 12, a first DC/DC conversion unit, a second DC bus, and a second DC/DC conversion unit. The AC/DC conversion unit 11 is coupled to an AC power supply Vac. The first DC bus 12 is coupled to the AC/DC conversion unit 11. The first DC/DC converter unit includes an insulated transformer, a resonant tank, a first bridge arm assembly, and a second bridge arm assembly. The first bridge arm assembly is coupled to the primary side of the insulated transformer, and the first DC bus 12. The second bridge arm assembly is coupled to the secondary side of the insulated transformer. The second DC bus is coupled to the second bridge arm assembly. The second DC/DC converter unit is coupled to the second DC bus and a battery.SELECTED DRAWING: Figure 1A
Patent JP-2021075885-A (JP)
Title: Washing water tank device, and water closet equipment including the same
Inventor: HAYASHI NOBUHIRO
IPC: E03D5/10
Filed: 2019-11-07
Abstract: To provide a washing water tank device capable of suppressing the flooding of a power generation part of an electric generator due to the splash of washing water when the washing water discharged from a tank water supply port lands on a landing position in a water storage tank, and provide water closet equipment including the same.SOLUTION: A washing water tank device 4 includes a drain valve device 18 including a drain valve for opening/closing a drain port of a water storage tank 16, an electric generator 22 including a power generation part 22b for converting the rotating motion of a water turbine which is rotated by a water flow into electric power, a water supply control device 12 including a solenoid valve 14 to be operated by the electric power generated by the electric generator, and a tank water supply port 34b for supplying the washing water supplied from the water supply control device to the water storage tank 16, the electric generator being arranged above a stop water level in the water storage tank, and on the opposite side in the horizontal direction to a landing position Q1 where the washing water W1 discharged from the tank water supply port lands in the water storage tank, across an outline part 18b of the drain valve device.SELECTED DRAWING: Figure 3
Patent JP-2021074949-A (JP)
Title: Liquid discharge device
Inventor: YANASE NORIKAZU
IPC: B65H5/04
Filed: 2019-11-08
Abstract: To provide a liquid discharge device that is able to improve image quality by making a gap (interval) between a stage and a liquid discharge head uniform.SOLUTION: A liquid discharge device of the present invention comprises: a plurality of liquid discharge heads that discharge a liquid to a recording medium; a stage St that holds the recording medium; a plurality of guide members St-g extending in a conveyance direction of the stage; and three sliding members 16a, 16b, 18 movably provided on the plurality of guide members and supporting the stage, the three slide members respectively supporting positions corresponding to three points of the stage. Because the positions corresponding to the three points of the stage are supported, the flatness of the stage can be secured. Further, because the number of component parts for supporting the stage is small, stacking tolerance (cumulative tolerance) can be reduced. Accordingly, it is possible to make the gap (interval) between the stage and the liquid discharge heads uniform and to improve image quality.SELECTED DRAWING: Figure 4
Patent JP-2021074458-A (JP)
Title: Game machine
Inventor: TOMODA EIKA
IPC: A63F7/02
Filed: 2019-11-13
Abstract: To provide a game machine in which whether actual setting information has been changed or not in the setting changeable state can be reliably determined by sub-control means.SOLUTION: A CPU of a main control board of a Pachinko machine stores one of multiple setting values indicating a big winning probability as an actual setting value, sends a setting change start command to a sub-control board of the Pachinko machine (S21) when a setting changeable state occurs (S13: YES), can change the actual setting value (S23) according to the operation of a RAM clear switch (S22: YES), and sends a setting changing command to the sub-control board for each change (S24). The CPU of the main control board sends a setting change end command to the sub-control board at the end of the setting changeable state (S26). The sub-control board determines whether the actual setting value has been changed or not in the setting changeable state on the basis of whether the setting changing command has been received or not between the time when the setting changing command is received and the time when setting change end command is received.SELECTED DRAWING: Figure 8
Patent JP-2021080841-A (JP)
Title: Engine control device
Inventor: UJIHARA KENKO
IPC: F02D45/00
Filed: 2019-11-15
Abstract: To promptly determine an octane value.SOLUTION: A control device of an engine 1 comprises fuel supply sections (an injector 6 and a fuel supply system 61) and an ignition section (ignition plug 25), a measurement section (cylinder inner pressure sensor SW5) and a control section (ECU 10). The control section causes the ignition section to ignite an air-fuel mixture at a predetermined timing and thereby allowing: a portion of the air-fuel mixture to start combustion associated with flame propagation; and then the remaining unburnt portion thereof to undergoes combustion through partial self-ignition combustion. The control section also determines an octane value of fuel on the basis of a difference between self-ignition pressure calculated from a self-ignition model of the air-fuel mixture and preignition preventive pressure calculated from a predetermined upper limit of charging efficiency and a current operation condition of an engine.SELECTED DRAWING: Figure 14
Patent JP-2021060182-A (JP)
Title: Heat absorption boiler of solar thermal power generation system
Inventor: SUZUKI JUNJI
IPC: F22B37/00
Filed: 2019-10-09
Abstract: To provide a heat absorption boiler of a solar thermal power generation system which can generate and discharge highly-compressed air.SOLUTION: A floating body 1 is floated by compression air reaching high pressure, thereby activating a closed circuit switch 3b2 to flow a current, and a ceiling 2 is thus attracted by magnetic force of an electric magnet, and the compression air then flows into a flow inlet port 3a of a discharge pipe 3 and is discharged from a discharge port 3. When the discharge ends, an open/close door 2b closes and the floating body 1 sinks down.SELECTED DRAWING: Figure 1
Patent JP-2021083008-A (JP)
Title: Symbol timing generator and receiver
Inventor: SASAKI NORIO
IPC: H04B3/10
Filed: 2019-11-21
Abstract: To provide a symbol timing generator and a receiver using the same which can generate highly accurate symbol timing by estimating and correcting an error of a correlation peak position detected from a correlator with high accuracy even in a transmission line with long delay and strong frequency selectivity.SOLUTION: A symbol timing generator generates and corrects symbol timing on the basis of a correlation peak of a known symbol included in a received signal. The correction is performed in units of the number of samples in which the received signal is oversampled, and for each of correlation value data obtained by normalizing reference correlation value data and correlation value data obtained by normalizing correlation value data measured by a correlator, the number of samples from a timing position where the correlation value becomes the peak value to a timing position where the correlation value becomes a predetermined value is compared, and the symbol timing position is corrected on the basis of the comparison result.SELECTED DRAWING: Figure 6
Patent JP-2021084439-A (JP)
Title: Vehicle brake control device
Inventor: UCHIDA DAIJIRO
IPC: B60T8/00
Filed: 2019-11-25
Abstract: To provide a brake control device which prevents operation force when a brake operation member is operated with an electric motor stopped from being changed.SOLUTION: A brake control device, which automatically increases liquid pressure of a wheel cylinder when a brake operation member is not operated, comprises: a pressure regulation valve which is installed in a connection passage connecting a master cylinder and the wheel cylinder and adjusts differential pressure between the liquid pressure of the master cylinder and the same of the wheel cylinder; a liquid pump which is driven with an electric motor, sucks brake liquid from a gap between the master cylinder and the pressure regulation valve and discharges the same into a gap between the pressure regulation valve and the wheel cylinder; and a controller which closes the pressure regulation valve by controlling the pressure regulation valve and the electric motor and holds the liquid pressure of the wheel cylinder by stopping drive of the electric motor. When the brake operation member is operated, the controller starts driving the electric motor after making an energization amount of the pressure regulation valve smaller than the same before the drive of the electric motor is stopped.SELECTED DRAWING: Figure 3
Patent JP-2021084718-A (JP)
Title: Mobile crane
Inventor: TANAKA NAOTO
IPC: B66C23/90
Filed: 2019-11-25
Abstract: To provide a mobile crane capable of finding the weight and center of gravity of a cargo.SOLUTION: A mobile crane comprises a load carrying platform, a boom, an attitude measuring instrument to measure the boom attitude, a load measuring instrument to measure the weight of a suspended load, and a cargo calculation unit. The cargo calculation unit stores the weight value of the cargo and the gravity center position of the cargo Gca (xca, yca). The cargo calculation unit finds the gravity center position of the suspended load Glo (xlo, ylo) from the boom attitude. The cargo calculation unit finds the weight value of the cargo and the gravity center position of the cargo Gca (xca, yca) after loading or unloading from the weight value of the cargo and the gravity center position of the cargo Gca (xca, yca), and from the measured weight value of the suspended load and the gravity center position of the suspended load Glo (xlo, ylo) when loading and unloading are performed.SELECTED DRAWING: Figure 3
Patent JP-2021085844-A (JP)
Title: Test object fixing device for dynamic balancing test machine and dynamic balancing test machine
Inventor: MATSUO MASAMI
IPC: G01M1/02
Filed: 2019-11-29
Abstract: To provide a test object fixing device for a dynamic balancing test machine and the dynamic balancing test machine including the test object fixing device that can reduce an installation error of the test object and thereby improve the unbalance measurement accuracy.SOLUTION: A test object fixing device 4 for a dynamic balancing test machine 1 comprises a fixing part 45 to which an outer circumferential part 2E apart from a reference hole 2C of a test object 2 that is rotatable and forms the reference hole 2C on the rotation center is fixed, and a collet 32 having a cylindrical grip part 42 that is inserted into the reference hole 2C and grips an inner circumferential part 2B of the reference hole 2C of the test object 2. The grip part 42 has a plurality of split grooves aligned in a circumferential direction S of the grip part 42, and the grip part 42 is expandable in response to a change in a side width of the split groove. The test object fixing device 4 includes an expansion mechanism 46 for expanding the grip part 42.SELECTED DRAWING: Figure 1
Patent JP-2020146440-A (JP)
Title: System and method for acquiring x-ray image
Inventor: LAURENCE VANCAMBERG
IPC: A61B6/00
Filed: 2019-12-04
Abstract: To provide an x-ray imaging system.SOLUTION: The system includes an x-ray emitter and an x-ray detector. The system further includes a sensor operative to acquire one or more image acquisition factors, and a controller in electronic communication with the x-ray emitter, the x-ray detector, and the sensor. The controller is operative to: acquire an x-ray image of a patient via the x-ray emitter and the x-ray detector; receive the one or more image acquisition factors from the sensor; and generate a view name of the x-ray image based at least in part on the one or more image acquisition factors.SELECTED DRAWING: Figure 1
Patent JP-2021092163-A (JP)
Title: Laser ignition device
Inventor: SUGIURA AKIMITSU
IPC: F02P23/04
Filed: 2019-12-06
Abstract: To provide a laser ignition device capable of suppressing deterioration in permeability due to adhesion of deposits to the surface of a window member or change in surface roughness, to maintain light condensation intensity at a focal point.SOLUTION: A laser ignition device 1 comprises: a laser oscillation optical system 2, a condensing optical element 3 housed inside a housing 4; and a window member 5 provided at the end part of the housing 4 facing a combustion chamber C and transmitting a pulse laser Lp. The window member 5 has a protective film 51 on the surface facing the combustion chamber C, and a compound constituting the protective film 51 is stable in the atmosphere of the combustion chamber C, where the difference in surface free energy from a black deposit D1 derived from a metal component contained in the atmosphere of the combustion chamber C is 5 mN/m or more.SELECTED DRAWING: Figure 1