baber/WOPTO huggingface dataset:
Patent JP-2020164742-A (JP)
Title: Method for producing polymer-coated inorganic filler
Inventor: SATO HIROKI
IPC: C09C1/00
Filed: 2019-03-29
Abstract: To provide a method for producing polymer-coated inorganic filler that is inexpensive and has a high production efficiency, a polymer-coated inorganic filler by the production method, and an electronic component such as curable resin compositions, dry film, cured product, wiring board, etc.SOLUTION: A method for producing polymer-coated inorganic filler that is a particle in which a surface of an inorganic particle is coated with a polymer, the method including: a step in which the inorganic particle is immersed in a treatment solution containing an organic solvent, a radically polymerizable monomer which is a raw material of the coating polymer, and a polymerization initiator, and the radically polymerizable monomer is adsorbed on the surface of the inorganic particle; and a step in which the radically polymerizable monomer adsorbed on the inorganic particle in the above step is polymerized. The method is characterized in that the radically polymerizable monomer contains at least a radically polymerizable monomer having the following relationship in SP value with the organic solvent. (SP value of radically polymerizable monomer)-(SP value of organic solvent)≥0.5.SELECTED DRAWING: None
Patent JP-2020171118-A (JP)
Title: Control apparatus of ac rotary electric machine
Inventor: HARADA SHINGO
IPC: H02P29/62
Filed: 2019-04-03
Abstract: To provide a control apparatus of AC rotary electric machine capable of preventing damage due to overheat of a protection object when an AC rotary electric machine is driven.SOLUTION: A control apparatus of an AC rotary electric machine has a temperature detection unit (50) detecting a temperature of a protection unit (70) provided in a protection object when current is supplied to an AC rotary electric machine (30) from a power conversion circuit (20) having switching elements (21a-21c and 22a-22c) and outputting one of the temperature and a temperature of the protection object estimated from the temperature as a detection temperature, a temperature compensation unit (51) calculating a temperature after compensation equal to or more than the detection temperature by using the detection temperature outputted by the temperature detection unit, and a torque limit unit (80) limiting an inputted torque command value by using the temperature after compensation calculated by the temperature compensation unit.SELECTED DRAWING: Figure 1
Patent JP-2020169599-A (JP)
Title: Cooling system for engine
Inventor: HAYAKAWA MOTOO
IPC: F02D41/04
Filed: 2019-04-03
Abstract: To enable early changeover from stoichiometric combustion to lean combustion even when changeover from the lean combustion to the stoichiometric combustion occurs due to a temperature drop in a combustion chamber.SOLUTION: A cooling system includes a pump 91, a second liquid temperature sensor SW5 for acquiring the liquid temperature of engine cooling liquid, a flow regulating valve 90 for regulating the flow amount of the engine cooling liquid, and an ECU 100 for performing operation control of the flow regulation valve 90. An engine 1 is changed over between the lean combustion and the stoichiometric combustion on the basis of the detected or estimated temperature of a wall part of a combustion chamber 17. The ECU 100 sets the same target temperature for the lean combustion and for the stoichiometric combustion, and when there is a big difference between the target temperature and the detection result of a second liquid temperature sensor SW2, outputs a control signal to the flow regulation valve 90 to make the flow amount of the engine cooling liquid smaller than when there is a small difference.SELECTED DRAWING: Figure 2
Patent JP-2020170631-A (JP)
Title: Electrochemical reaction cell stack
Inventor: TAKAGI CHIHIRO
IPC: H01M8/2465
Filed: 2019-04-03
Abstract: To provide an electrochemical reaction cell stack capable of suppressing a short-circuit between a first conductive member and a second conductive member arranged via an insulation member.SOLUTION: An electrochemical reaction cell stack comprises a first conductive member 420, an insulation member 520, and a second conductive member 106. The first conductive member includes a first surface S1 roughly orthogonal to a Z-axis direction, and a flat plate through hole 430 is formed in the first conductive member. An insulation through hole 530 communicating with the flat plate through hole is formed in the insulation member. The second conductive member includes a second surface S2 roughly orthogonal to the Z-axis direction. The insulation member is in contact with the first and second surfaces. A creepage distance CD in the insulation member from an intersection L1 between a first virtual extension surface Sv1 in the insulation member and an inner surface of the insulation member defining the insulation through hole to an intersection L4 between a second virtual extension surface Sv2 in the insulation member and the inner surface of the insulation member defining the insulation through hole is greater than a thickness Ti of the insulation member in the Z-axis direction.SELECTED DRAWING: Figure 8
Patent JP-2020169283-A (JP)
Title: Water-swellable starch and method for producing the same
Inventor: HARADA NOBUYUKI
IPC: C08J3/12
Filed: 2019-04-04
Abstract: To provide a white water-swellable starch having excellent water-swellable properties, and a method for efficiently producing the same.SOLUTION: A method for producing a water-swellable starch includes mixing starch, urea, phosphoric acid (salt), and water to form gel particles, and then heating the gel particles.SELECTED DRAWING: Figure 1
Patent JP-2019146975-A (JP)
Title: Game system, accessory, game program, game apparatus, game processing method, and cardboard member
Inventor: ONOZAWA YUKI
IPC: A63F13/428
Filed: 2019-04-10
Abstract: To provide a game system, an accessory, a game program, a game apparatus, a game processing method and a cardboard member that are capable of diversifying operations using orientations.SOLUTION: A first fixing portion of an accessory fixes a first game controller so as to rotate about at least a certain axis, and a second fixing portion of the accessory fixes a second game controller. Then, based on a difference value indicating a difference between a first value indicating an orientation of the first game controller and a second value indicating an orientation of the second game controller, a certain game process is executed.SELECTED DRAWING: Figure 11
Patent JP-2019141641-A (JP)
Title: Blood pump
Inventor: MARIO SCHECKEL
IPC: A61M60/808
Filed: 2019-04-11
Abstract: To provide a pump in which a pump housing, a shaft arrangement and a delivery element are adjusted to one another such that they guarantee the best possible efficiency and durability of the pump.SOLUTION: The invention relates to a pump, in particular a blood pump, comprising: a proximal end, a distal end, a pump housing 2 arranged therebetween, a drive shaft 4 arranged in an interior of the pump housing in a longitudinal direction, a delivery element 5 arranged on the drive shaft, and a cannula 3.SELECTED DRAWING: Figure 1
Patent JP-2020176476-A (JP)
Title: Vehicle door opening/closing device
Inventor: NISHIYAMA MIKA
IPC: F16H25/20
Filed: 2019-04-22
Abstract: To provide a vehicle door opening/closing device with high quietness.SOLUTION: A door opening/closing device 10 comprises a first tubular member 21 and a second tubular member 22 that are arranged coaxially in a state of being able to move relatively in an axial direction. In addition, the door opening/closing device 10 includes a compression coil spring 60 that is interposed between the first tubular member 21 and the second tubular member 22 to bias the first tubular member 21 and the second tubular member 22 in the axial direction. On a circumferential surface 34so of a guide tube 34 that constitutes a peripheral surface S2 of the second tubular member 22 that radially faces the compression coil spring 60, a plurality of ribs 70 that radially protrude outward from the circumferential surface 34so and axially extend.SELECTED DRAWING: Figure 4
Patent JP-2020178109-A (JP)
Title: Piezoelectric element
Inventor: KOUCHI HIROYUKI
IPC: H04R17/02
Filed: 2019-04-23
Abstract: To provide a piezoelectric element having high sensitivity and an improved signal-to-noise ratio while suppressing an influence of residual stress of a piezoelectric film.SOLUTION: The piezoelectric element includes a diaphragm 2 made of piezoelectric films 5a, 5b supported by a support substrate 3 and a diaphragm 2, penetrating the piezoelectric films, partitioned by a slit 1 for partitioning the piezoelectric films as diaphragms. The slit is filled with an ionic liquid 11. The ionic liquid can keep the slit closed by following a vibration of the piezoelectric films and configure a piezoelectric element without deterioration of characteristics.SELECTED DRAWING: Figure 1
Patent JP-2020178628-A (JP)
Title: Autonomous travel work vehicle of field
Inventor: TAKAHASHI MANABU
IPC: G05D1/02
Filed: 2019-04-25
Abstract: To provide an autonomous travel work vehicle contributing to autonomous travel by efficiently making an automatic control device recognize a planar shape of a field.SOLUTION: An autonomous travel work vehicle 1 performs farm work while autonomously traveling in a field by positioning longitudes and latitudes of a starting point S, a first inflection point A and a second inflection point B by going around the field, recognizing a flat surface surrounded by the three points as a first field surface AB, and recognizing a triangle flat surface BC surrounded by the longitude and latitude of a third inflection point C, and a line connecting a starting point A and the second inflection point B. The autonomous travel work vehicle of the field repeats until circling is ended, a work of adding to the first field surface AB when the triangle flat surface BC is not overlapped on the first field surface AB, and subtracting when it is overlapped, and stores a work field area obtained by adding/subtracting the longitudes and latitudes of the starting point S and the respective inflection points A, B... in field data of the automatic control device.SELECTED DRAWING: Figure 6
Patent JP-2019130394-A (JP)
Title: Multi-skill development and educational toy bead for infants and toy accessory comprising the beads
Inventor: PHILIPPE FONTAINE FABIEN
IPC: D04D1/04
Filed: 2019-04-26
Abstract: To provide a toy bead capable of simultaneously improving dexterity, ability, intellectual ability, creativity and concentration of young children.SOLUTION: A toy bead 10, 100 comprises: two conjugated parts, each part comprising a proximal end and a distal end; proximal ends of the conjugated parts comprising conjugated screwing means adapted to screw conjugated parts to each other in order to build the bead; distal ends of the conjugated parts comprising plugging means 17, 18, 170, 180, either male or female, adapted to plug the parts respectively to parts of other similar toy beads comprising corresponding plugging means; and each internal canal extending from a proximal end to a distal end and from opening to each end, the internal canal of one part being collinear to the internal canal of the its conjugated part when the conjugated parts are screwed to each other, so that a yarn can be threaded successively into internal canals of said conjugated parts.SELECTED DRAWING: Figure 5
Patent JP-2020002003-A (JP)
Title: Chamfered silicon carbide substrate and chamfering method
Inventor: BERNHARD ECKER
IPC: C30B29/36
Filed: 2019-05-10
Abstract: To provide a chamfered silicon carbide substrate, and a chamfering method.SOLUTION: A silicon carbide substrate includes a main surface 102 oriented so that the normal vector of the main surface 102 includes an inclination angle to the normal vector of the base lattice plane 106 of the substrate; and a chamfered peripheral region 110 in which the surface of the chamfered peripheral region 110 includes a bevel angle to the main surface 102. A chamfered silicon carbide substrate has a bevel angle selected so that in more than 75% of a peripheral region, a difference between the normal vector of the chamfered peripheral region 110 and the normal vector of the base lattice plane 106 is smaller than that between the normal vector of the main surface 102 and the normal vector of the base lattice plane 106 of the substrate, and a chamfering method is provided.SELECTED DRAWING: Figure 1
Patent JP-2020185858-A (JP)
Title: Vehicle visual check device
Inventor: HATTORI TOMOZO
IPC: B60Q1/34
Filed: 2019-05-13
Abstract: To provide a vehicle visual check device which enables reduction of the number of components in a case that the device has a direction indicator.SOLUTION: A vehicle visual check device 10 includes: a turn lamp 40; a housing 20 which is provided with the turn lamp 40 and in which a substrate 42 for instructions related to an LED 44 for instructions of the turn lamp 40 is supported; and a camera 30 attached to the outer side of the housing 20.SELECTED DRAWING: Figure 3
Patent JP-2020185175-A (JP)
Title: Artificial lung device
Inventor: KIKUMOTO SHUNSUKE
IPC: A61M1/16
Filed: 2019-05-14
Abstract: To provide an artificial lung device capable of sufficiently heating blood.SOLUTION: An artificial lung device 1 includes: a heat exchanger 61 provided in a housing 2; a gas exchanger 60 disposed around an axial direction of the heat exchanger in the housing in fluid communication with the heat exchanger; a heat medium compartment 35 disposed around the axial direction of the heat exchanger between the heat exchanger and the gas exchanger, where the heat medium going into or out of the heat exchanger flows; a blood inflow port 16 provided on one end side of the housing in fluid communication with the heat exchanger; a blood outflow port 17 provided in the housing in fluid communication with the gas exchanger; a medium inflow port 20 and a medium outflow port 21 provided on the other end side of the housing in fluid communication with the heat medium compartment; a blood flow channel 44 for flowing blood in a radial direction from the heat exchanger to the gas exchanger through the other end side of the heat medium compartment; and a bridge structure for forming medium flow channels 71 and 72 for flowing the heat medium in the axial direction between the medium inflow port and the medium outflow port, and the heat medium compartment.SELECTED DRAWING: Figure 2
Patent JP-2020190275-A (JP)
Title: Air breather
Inventor: KOMADA MITSUHARU
IPC: F16H57/027
Filed: 2019-05-21
Abstract: To provide an air breather which sucks purified clean air when adjusting an internal pressure in a tank in which an oil amount in the tank for storing a hydraulic oil of a hydraulic device increases/decreases and changes according to a use state of hydraulic equipment, and an environmental temperature.SOLUTION: An air breather adjusts an internal pressure in a tank in which an oil amount in the tank for storing a hydraulic oil of a hydraulic device increases/decreases and changes according to a use state of hydraulic equipment and an environmental temperature. An independent spherical valve is provided in which a floating ball goes up/down and opens/closes by using the internal pressure in the tank on each of an exhaust side and an intake side, and when the internal pressure of the tank becomes higher than a specified value, the floating ball on the exhaust side floats up to escape the increased internal pressure and adjusts it to the specified value. On the contrary, when the internal pressure of the tank becomes lower than the specified value, the floating ball on the intake side floats up, and clean air which has passed a filter and from which dust, cutting chips, polishing powder dust and foreign substances from the surroundings are removed is sucked.SELECTED DRAWING: Figure 1
Patent JP-2020189574-A (JP)
Title: Balance wheel
Inventor: WANG JUNJIE
IPC: B62K17/00
Filed: 2019-05-22
Abstract: To provide a balance wheel that is simple and stable in a structure and convenient to operate.SOLUTION: A handle (3) is disposed at a hinge position of a left bracket (1) and a right bracket (2). By lifting the handle (3), the left bracket (1) and the right bracket (2) are folded with respect to each other. Left and right wheel carriers (4, 5) rotate with respect to the hinge position such that the left wheel carrier (4) is located close to an end face, with respect to a left foot pedal (12), of the left bracket (1) and the right wheel carrier (5) is located close to an end surface, with respect to a right foot pedal (22), of the right bracket (2). By releasing the handle (3), the left and right brackets (1, 2) can be opened, and the left and right wheel carriers (4, 5) laterally support respective side surfaces of the left and right brackets (1, 2), thereby bringing the balance wheel into a riding state.SELECTED DRAWING: Figure 1
Patent JP-2020191937-A (JP)
Title: Electric appliance including cord winding part
Inventor: IENAKA TATSURO
IPC: A47J27/21
Filed: 2019-05-24
Abstract: To provide an electric appliance including a cord winding part capable of guiding a direction of winding a power cord by a user to a predetermined direction.SOLUTION: An electric appliance 10 is the electric appliance including a cord winding part 60 capable of winding a power cord 52. The cord winding part includes a reel part 61 around which the power cord is wound, and a flange part 63 arranged at one end edge of the reel part. One or multiple projections 64 are formed on a peripheral surface of the flange part. The projection includes: a top part 65; a first peripheral surface 66 headed toward the top part in a first direction being the same as a power cord winding direction; and a second peripheral surface 67 headed toward the top part in a second direction opposite to the first direction. The first peripheral surface and the second peripheral surface are asymmetrically shaped with respect to a virtual line L obtained by connecting the top part to a center of the flange part.SELECTED DRAWING: Figure 13
Patent JP-2020194308-A (JP)
Title: Image forming system
Inventor: NAKAGAWA TAKESHI
IPC: G06Q50/10
Filed: 2019-05-27
Abstract: To provide an image forming system capable of immediately coping with a rare opportunity such as challenging user's willingness to buy, creating a new revenue opportunity, and reducing an inventory risk which is likely to occur when preparing a product in advance.SOLUTION: An image forming system comprises: event explanatory information storing means for storing event explanatory information; request receiving means for receiving an image forming request from a user; image formation content extracting means for extracting image forming information from the event explanatory information; item location storing means for storing items on the event explanatory information in association with location identification information of information for image formation in a medium for image formation; item location extracting means for extracting location identification information on image forming information on the basis of image forming items; and image forming means for forming an image for image forming information in a location represented by location identification information on the image forming information in an image forming device installed around an event site in a relocatable manner.SELECTED DRAWING: Figure 2
Patent JP-2020192586-A (JP)
Title: Solder device for soldering with laser light and robot device including the same
Inventor: MOTOWAKI YOSHIO
IPC: B23K1/005
Filed: 2019-05-29
Abstract: To provide a solder device which inhibits damage of a workpiece caused by laser light.SOLUTION: A solder device 2 includes: a laser head 31 which emits laser light 30; and a solder supply machine which supplies thread solder 35 to a path of the laser light 30. The solder device 2 includes: a solder receiving member 23 which receives solder melted by the laser light 30; and an injection member 25 which injects the melted solder into the workpiece. The solder receiving member 23 has a recessed part 23a having a shape in which the melted solder is accumulated. The injection member 25 has a groove part 25a which communicates with the recessed part 23a and in which the solder flows.SELECTED DRAWING: Figure 4
Patent JP-2019166349-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2019-06-03
Abstract: To provide a game machine capable of appropriately managing a game value even if communication with a game device fails.SOLUTION: A Pachinko machine 2 includes: a game ball number counter capable of storing information relating to a game value; a count button capable of receiving a player's predetermined operation; and a frame control board 17 that can transmit count information capable of identifying magnitude of a game value to CU 3 on the basis of reception of a predetermined operation and updates the game value stored in a game ball number counter in accordance with magnitude of a game value identified by predetermined information when transmitting the predetermined information. Based on satisfaction of a change in voltage of a connection confirmation power supply VL from 5 V to 0 V (off state: VL=OFF) in communication failure with CU 3, reception of predetermined operation by the count button is invalidated.SELECTED DRAWING: Figure 23
Patent JP-2020198246-A (JP)
Title: Vacuum valve and manufacturing method thereof
Inventor: SASAKI HARUKA
IPC: H01H33/662
Filed: 2019-06-04
Abstract: To improve a joining structure of each of members that makes up a vacuum valve.SOLUTION: A vacuum valve according to an embodiment includes a plurality of members, a sintered body of metal nanoparticles, and a metal coating. The plurality of members include a first member and a second member. The sintered body connects the first member and the second member. The coating covers the outer surface of the sintered body exposed from the first member and the second member.SELECTED DRAWING: Figure 2
Patent JP-2020198018-A (JP)
Title: Object identification device, system, and method for vehicle
Inventor: TASAKA KAZUYUKI
IPC: G08G1/16
Filed: 2019-06-05
Abstract: To provide an object identification device, a system, and a method for a vehicle, capable of acquiring an object identification result in another vehicle by inter-vehicle communication and applying it to vehicle control of an own vehicle.SOLUTION: In a step S1, object identification is executed, and in a step S2, the identification result and its identification score E are acquired. In a step S3, position information of an own vehicle is acquired. In a step S4, if it is determined that the identification score E>an upload threshold value EUL, the process proceeds to a step S5, and the object identification result, the position information, and the identification score E are uploaded to a server 2. In a step S6, vehicle control is executed based on the object identification result. In a step S7, if it is determined that the identification score E<a download threshold value EDL, the process proceeds to a step S8, and a download request including the location information is transmitted to an identification result exchange support server 2. In a step S9, the object identification result is downloaded, and in a step S6, the vehicle control is executed based on the downloaded object identification result.SELECTED DRAWING: Figure 2