baber/WOPTO huggingface dataset:
Patent JP-2020128519-A (JP)
Title: Polyol composition for molding flexible polyurethane foam
Inventor: ISHIBASHI KEITA
IPC: C08G18/48
Filed: 2019-08-29
Abstract: To provide a polyol composition for molding flexible polyurethane foam having a hardness distribution providing a comfortable feeling of sitting when used as a cushion and to provide flexible polyurethane foam produced from the composition.SOLUTION: A polyol composition for molding flexible polyurethane foam contains a polyol component (A), a catalyst (B), a foam controlling agent (C), a foaming agent (D), and a cross-linking agent (E). The cross-linking agent is a saccharide (E-1) of which the content is 0.1-5 mass% relative to the polyol component (A).SELECTED DRAWING: None
Patent JP-2021030703-A (JP)
Title: Injection molding device
Inventor: HARASHIMA ATSUSHI
IPC: B29C45/26
Filed: 2019-08-29
Abstract: To provide an injection molding device capable of maintaining product strength and achieving precision of product size.SOLUTION: An injection molding device includes: a first channel 41 formed in a gate body 30 at a hot sprue bottom edge and having a first channel diameter C41; a first diameter reduction part 42 provided on a downstream side of the first channel and on a downstream side than a bottom edge 35a of a heater 35 to reduce the diameter from the first channel diameter to a second channel diameter C42 in a flow direction; a diameter increasing part 43,44,45 provided on a downstream side of the first diameter reduction part to increase the diameter in a flow direction from the second channel diameter to a third channel diameter C43 over the gate body to a cold sprue 3a; and a second diameter reduction part 46 provided in the cold sprue to reduce the diameter in the flow direction from the third channel diameter to a forth channel diameter C44. The second channel diameter is larger than the forth channel diameter, the first channel diameter is larger than the second channel diameter, and the third channel diameter is larger than the first channel diameter.SELECTED DRAWING: Figure 2
Patent JP-2021031659-A (JP)
Title: Crosslinking-type methacrylate resin particle and pore-forming agent
Inventor: MURAKAMI HIROSUKE
IPC: H01M4/86
Filed: 2019-08-29
Abstract: To provide a resin particle excellent in thermal decomposability and having suitable hardness.SOLUTION: The resin particle is a crosslinking-type methacrylate resin particle produced by polymerizing a monofunctional methacrylate and a polyfunctional methacrylate. The blending amount of the monofunctional methacrylate is 60 mass% to 95 mass% and the blending amount of the polyfunctional methacrylate is 5 mass% to 40 mass%, each based on the whole methacrylate compound being a raw material for polymerization reaction; the ester substituent of the monofunctional methacrylate has a carbon number of 3 or less; and the crosslinking-type methacrylate resin particle has a 5% mass reduction temperature of 180°C to 240°C in a measurement by a thermogravimetric differential thermal analysis.SELECTED DRAWING: Figure 1
Patent JP-2021037784-A (JP)
Title: Vehicle body substructure
Inventor: MOCHIZUKI KUNISHIGE
IPC: B62D21/03
Filed: 2019-08-30
Abstract: To make it possible to inhibit a vibration of a propeller shaft from propagating into a vehicle compartment.SOLUTION: In a vehicle body substructure, a semicircular notch 21h is formed in a lower part of an under-floor cross member 20, and a propeller shaft is fitted in the semicircular notch 21h. A bracket 45 that supports the propeller shaft and traverses the semicircular notch 21h is disposed below the semicircular notch 21h. The under-floor cross member 20 has bracket joint parts 21d, to which the bracket 45 is joined, on both sides of the semicircular notch 21h. Inside reinforcement members 32 and 33 that extend in a vehicular vertical direction between the upper and lower parts of the under-floor cross member 20 are located at positions coinciding with the bracket joint parts 21h.SELECTED DRAWING: Figure 6
Patent JP-2020034918-A (JP)
Title: Liquid crystal display device
Inventor: YAMAZAKI SHUNPEI
IPC: H01L29/786
Filed: 2019-09-05
Abstract: To provide a liquid crystal display device with high mass productivity.SOLUTION: A liquid crystal display device includes a counter substrate, a light shielding film, a first color filter, a second color filter, a third color filter, a counter electrode, and a spacer. The first color filter to the third color filter overlap each other, and an organic layer to be the spacer further overlaps. The laminate can form the spacer to achieve high mass productivity.SELECTED DRAWING: Figure 15
Patent JP-2020077447-A (JP)
Title: Hermetically sealed electrical feedthrough exhibiting limited leakage
Inventor: NAMIHISA MIKI
IPC: G11B33/14
Filed: 2019-09-09
Abstract: To provide a method of connecting a cable through an enclosure of an electronic system requested to have an internal volume hermetically sealed.SOLUTION: A feedthrough substrate 400 has a laminated structure, and the laminated structure includes upper and lower insulator layers 400a, and a metal layer 400b on which conductive through holes 403 are penetratingly formed. A lower connector pad is electrically connected to an opposed upper connector pad through the conductive through hole. The number of through holes is smaller than the number of connector pads 401 on both sides. A string of clearances associated with the through holes in an internal metal layer (or plural metal layers) is minimized, preferable electrical characteristics are sustained, disorder in existing manufacture is avoided, and a larger number of leakage withstanding metal materials is fed to the metal layer (or plural metal layers). Such a feedthrough can be used on a border between a hermetically sealed internal environment and an external environment of a data storage device filled with a gas that is lighter than air.SELECTED DRAWING: Figure 4
Patent JP-2021041350-A (JP)
Title: Carbon dioxide immobilization method
Inventor: YAMAZAKI TOSHIHIRO
IPC: B01D53/14
Filed: 2019-09-12
Abstract: To contribute to semipermanent carbon dioxide reduction.SOLUTION: There is provided a carbon dioxide immobilization method utilizing a maritime disposal field 10 of a waste 14. The method includes neutralization-reacting retained water 12 in which an alkaline component eluted from the waste 14 by dissolving carbon dioxide in the retained water 12 of the maritime disposal field 10 at such a stage that landfill of the waste 14 into the field 10 progresses to immobilize carbon dioxide as a carbonate. Such being the case, a large amount of carbon dioxide can be semipermanently immobilized by utilizing the field 10 as a carbon dioxide immobilization plant for reducing an amount of carbon dioxide. Further, the pH of the retained water 12 in which neutralization reaction is promoted by carbon dioxide is lowered, and the pH of leachate leaching after landfill completion of the field 10 is also lowered. Thereby, it becomes possible to shorten the period from landfill completion to abolition and also to contribute to early-stage stabilization of landfill ground.SELECTED DRAWING: Figure 1
Patent JP-2021041893-A (JP)
Title: Vehicle runaway prevention system
Inventor: UCHIDA JUNJI
IPC: G08G1/16
Filed: 2019-09-13
Abstract: To provide a vehicle runaway prevention device which can prevent a runaway accident caused by the erroneous pedal-in of a pedal at high probability without using an expensive external sensor.SOLUTION: In a vehicle runaway prevention system having a switch 2 arranged in a position contacting with a pedal arm when an accelerator pedal 1 is pedaled in up to a range of an effective maximum value, and a runaway prevention device for controlling a drive force control device 5 and a brake control device 6 on the basis of an output of the switch, when a continuation time of the abnormal pedal-in of the accelerator pedal which is detected by the switch exceeds a first threshold, the runaway prevention device 3 transmits a drive force suppression command to the drive force control device.SELECTED DRAWING: Figure 1
Patent JP-2021045178-A (JP)
Title: Game machine
Inventor: WATANABE NAOYUKI
IPC: A63F7/02
Filed: 2019-09-14
Abstract: To provide a game machine capable of enhancing interest of a game.SOLUTION: A game machine to be one embodiment of the present invention can execute stop performance by a first time that an identifiable display mode in which a performance symbol 70a can be identified in all of a plurality of columns and it can be identified that the performance symbol 70a is being variably displayed can be performed and a second time that a stop display mode in which the performance symbol 70a is stop displayed in all the plurality of columns can be performed. As the stop display mode, there are a non-ready-to-win lose, a ready-to-win lose, and jackpot. In the case of the non-ready-to-win lose and in the case of the ready-to-win lose, an execution time of the first time differs. In the first time that the ready-to-win lose occurs, first performance that vibration occurs to the performance symbol 70a and glittering second performance can be executed.SELECTED DRAWING: Figure 51-1
Patent JP-2021046698-A (JP)
Title: Crusher for waterproof presser layer
Inventor: MATSUKAWA TADAFUMI
IPC: E04G23/08
Filed: 2019-09-18
Abstract: To provide a crusher capable of efficiently converting an axial force for advancing a wedge into a radial force for expanding a pair of liners while suppressing damages to the pair of liners.SOLUTION: A crusher 1 for crushing a waterproof presser layer T through a prepared hole H, includes: a pair of liners 5 having a wedge-shaped protrusion 34 at the tip; a wedge 7 which advances and retreats with respect to the pair of liners 5, and translates the pair of liners 5 from a non-expand position to an expansion position; and an advancing/retreating mechanism 3 which advances/retreats the wedge 7 between an immersion position and a projecting position for projection. Both outer side surfaces of the wedge 7 which contact with the pair of liners 5 have a predetermined slope over the entire length, and the inner surface of each liner 5 in contact with each outer surface of the wedge 7 is formed in a shape complementary to each outer surface of the wedge 7 in the immersion position.SELECTED DRAWING: Figure 2
Patent JP-2020074368-A (JP)
Title: Method for manufacturing semiconductor device
Inventor: YAMAZAKI SHUNPEI
IPC: B32B7/12
Filed: 2019-09-18
Abstract: To provide a technique for manufacturing a flexible semiconductor device by using a flexible substrate, such as a resin substrate.SOLUTION: A flexible display device is manufactured by using a resin substrate by performing: a step of forming a resin substrate on a fixed substrate having a separation layer; a step of forming at least a TFT element on the resin substrate; and a step of peeling the resin substrate from the fixed substrate within a layer of the separation layer or at an interface of the separation layer, by irradiating the separation layer with a laser beam.SELECTED DRAWING: Figure 3
Patent JP-2021051338-A (JP)
Title: Paper sheet processing apparatus and paper sheet processing method
Inventor: TACHIBANA YUSAKU
IPC: G07D11/16
Filed: 2019-09-20
Abstract: To increase the capacity of a storage unit.SOLUTION: A paper sheet processing apparatus storing a paper sheet to be conveyed by a conveyance unit includes: a reel on which a first end side of a tape is wound; a first stepping motor for rotating the reel around a rotation axis of the reel; a drum which takes up a second side of the tape with the paper sheet and constitutes a wound material with the tape and the paper sheet; a second stepping motor for rotating the drum around a rotation axis of the drum; and a control unit which changes a distance between the paper sheets to be wound on the drum by controlling rotation of the first stepping motor and the second stepping motor on the basis of a parameter indicating a state of the wound material.SELECTED DRAWING: Figure 1
Patent JP-2021048773-A (JP)
Title: Cell proliferation apparatus
Inventor: XU CHE
IPC: C12M1/00
Filed: 2019-09-20
Abstract: To provide a cell proliferation apparatus capable of easily executing sampling of culture medium during cell culture and component analysis of culture medium.SOLUTION: A cell proliferation apparatus 100 has: a bioreactor 130 of a hollow fiber type which has a plurality of hollow fibers in which a capillary channel proliferating cell is formed; a first circulation channel 126 which connects a fluid inlet 132 which allows fluid to flow into the bioreactor and a fluid outlet 133 which allows fluid having passed through the capillary channel from the bioreactor 130; a first circulation pump 186 which circulates fluid in the first circulation channel; a component analysis part 150 which analyzes the component of fluid supplied to the first circulation channel; and a control part 160 which controls the operation of the apparatus. The control part allows the component analysis part to detect changes of the total amount of protein contained in the culture medium while culture medium for cell culture at least containing protein is circulated in the first circulation channel and the cell is proliferated in the bioreactor.SELECTED DRAWING: Figure 1
Patent JP-2020072818-A (JP)
Title: Game machine
Inventor: NOZAKI TOSHIHIKO
IPC: A63F5/04
Filed: 2019-09-30
Abstract: To provide a game machine capable of performing efficiently fraud prevention to a special game.SOLUTION: In the case where a count value of total game number counter 655 does not reach a constant value, permissive condition ratio display control means 115 controls a payout indicator so that a stay ratio in the AT allowed state is displayed in a display mode different from the case where the constant value is exceeded. Thus. since accuracy of the stay ratio in the AT allowed state displayed on the payout indicator 46 can be determined, fairness of a game machine can be determined more accurately.SELECTED DRAWING: Figure 4
Patent JP-2021056129-A (JP)
Title: Sensor device and method for measuring sensor device
Inventor: HYUGANO TOSHIYUKI
IPC: G01N21/45
Filed: 2019-09-30
Abstract: To provide a sensor device that can correct an applied voltage of an MEMS Fabry-Perot interferometer.SOLUTION: The sensor device includes: a Fabry-Perot interferometer of which space is changed by applying a voltage on at least one of a first conductive film in contact with a first film and a second conductive film in contact with a second film; an optical sensor for detecting a transmission light of the Fabry-Perot interferometer; and a strain sensor, and corrects the voltage of the Fabry-Perot interferometer on the basis of the strain detected by the strain sensor.SELECTED DRAWING: Figure 1
Patent JP-2021058158-A (JP)
Title: Levee shaping body and levee coating machine
Inventor: IKEDA KOJI
IPC: A01B35/00
Filed: 2019-10-08
Abstract: To provide a levee shaping body and a levee coating machine comprising a function for preventing adhesion of soil.SOLUTION: A levee shaping body comprises: a slope-face levee shaping part for contacting a levee for leveling a slope face of the levee; an insulator provided on the slope-face levee shaping part; and a first electrode provided on the slope-face levee shaping part through the insulator. The slope-face levee shaping part acts as a second electrode. The slope-face levee shaping part may comprise the plurality of insulators and the plurality of first electrodes. The slope-face levee shaping part may be formed of a plurality of levee shaping plates, and each of the plurality of levee shaping plates may have at least one of the insulator and the first electrode.SELECTED DRAWING: Figure 2
Patent JP-2021064828-A (JP)
Title: Pon system, administrative server, management method and installation method
Inventor: ITO MAKOTO
IPC: H04L12/44
Filed: 2019-10-10
Abstract: To alleviate a burden of an undertaker.SOLUTION: A PON system 1 is a PON system which has a plurality of OLTs 20 connected with an ONU 30 and an administrative server 10 controlling the plurality of OLTs 20. The administrative server 10 includes: a first delivery section 13 which delivers a configuration file DB 11 for storing a configuration file for initial start and a configuration file for initial start; an acquisition section 14 which acquires a Mac address of an ONU 30 relating to a DHCP request and information of a subnet of the OLT 20 connected with the ONU 30 on the basis of an IP address acquired by the first delivery section 13; a creation section 15 which creates a configuration file for normal service for providing a communication service to the ONU 30 relating to the DHCP request; and a second delivery section 16 for delivering the configuration file for normal service.SELECTED DRAWING: Figure 3
Patent JP-2020079930-A (JP)
Title: Photosensitive resin composition
Inventor: YOSHIDA MASANORI
IPC: C08F265/06
Filed: 2019-10-10
Abstract: To provide a photosensitive resin composition capable of forming a resist pattern in which a side etch amount in an etching step is suppressed.SOLUTION: A photosensitive resin composition contains (A) an alkali-soluble polymer, (B) a compound having an ethylenic double bond and (C) a photopolymerization initiator, in which the component (A) has a glass transition temperature (Tg) determined by expression (I) of 100°C or lower, the component (B) contains a compound having an ethylenic double bond and a triazine-trione structure, and the ethylenic double bond concentration in the composition is 1.1 mmol/g or more based on the solid content of the composition. In expression (I), Wrepresents each mass of comonomers constituting the component (A); Tgrepresents a glass transition temperature when each of the comonomers constituting the component (A) are homopolymers; Wis the total mass of the component (A); and n is the number of the types of the comonomers constituting the component (A).SELECTED DRAWING: None
Patent JP-2020002382-A (JP)
Title: Foam stabilizer, and polyurethane foam body formation composition containing the same
Inventor: INAGAKI HIROYUKI
IPC: C08G77/46
Filed: 2019-10-11
Abstract: To provide a foam stabilizer effectively inhibiting generation of odor causative material such as aldehyde and capable of forming a polyurethane foam extremely less in odorization and odor, when used as a foam stabilizer for polyurethane foam, and a polyurethane foam body formation composition and a polyurethane foam body.SOLUTION: There is provided a foam stabilizer containing a polyoxyalkylene modified polysiloxane compound obtained by a manufacturing method including a process [A] for synthesizing the polyoxyalkylene modified polysiloxane compound, and a process [B] for removing an odor causative material by treating the polyoxyalkylene modified polysiloxane compound in a presence of (c) one or more kind of acidic inorganic salt, which is solid at 25°C, is water soluble, and has pH of a solution when 50 g is dissolved in ion exchange water of 1 L at 25°C of 4 or less, and a polyurethane foam body formation composition containing the same.SELECTED DRAWING: None
Patent JP-2021067011-A (JP)
Title: Door soundproof structure
Inventor: YOSHIYAMA KYOHEI
IPC: E06B7/22
Filed: 2019-10-18
Abstract: To provide a soundproof structure of a door that further improves the soundproof performance of the door in which a sealing device is installed.SOLUTION: A door includes a housing 21 mounted in a recessed groove of a door body 10, a moving body 23 that can be raised and lowered in the housing, and a seal device 20 having a seal member 24 provided at a tip end of the moving body. When the seal member is contained in the housing, the tip end of the seal member is flush with the bottom surface of the door body, and when the seal member is lowered with the door closed, the tip end of the seal member adheres to a floor surface 4 to seal a gap 5 between the bottom surface of the door body and the floor surface, thereby providing soundproof performance. Further, a sound-absorbing member 25 extending in the depth direction on the lower end face of the door body adjacent to the seal member blocks or absorbs sound that is about to enter the gap between the housing and the moving body and/or that has passed through the gap to the other side.SELECTED DRAWING: Figure 3
Patent JP-2021066796-A (JP)
Title: Manufacturing method of polyester composition
Inventor: SAI HIROMITSU
IPC: C08G63/183
Filed: 2019-10-23
Abstract: To provide a manufacturing method of a polyester composition that suppresses inclusion of coarse particles of silica-based inorganic particles in a polyester composition, is free from coarse protrusions on a film surface even when a polyester film for capacitors, for general industrial use, are used, and is excellent in winding property of the film.SOLUTION: When polyester is manufactured by esterification reaction and polycondensation reaction between a dicarboxylic acid component having terephthalic acid as a main component and diol having ethylene glycol as a main component, the diol component is added after the esterification reaction came to an end, a molar ratio of the diol component to the dicarboxylic acid component is set to 1.20 to 1.40, silica-based inorganic particles having a volume average particle size of 1.0 to 5.0 μm are added to the obtained polyester composition in the range of 1 to 10 wt.% to cause a polycondensation reaction, and the coarse particles having a volume average particle size of 10 μm or larger is 1 piece/mm2 or less.SELECTED DRAWING: None
Patent JP-2021068803-A (JP)
Title: Semiconductor module and power converter
Inventor: SUGIMACHI MASAYA
IPC: H01L23/50
Filed: 2019-10-23
Abstract: To provide a semiconductor module and a power converter, capable of achieving an improvement in heat dissipation and a reduction in manufacturing cost.SOLUTION: Semiconductor elements 13-16 are provided on an insulating heat dissipation sheet 12. Lead frames 8, 9 include lead terminals 8a, 9a and die pads 8b, 9b, respectively, the lead terminals being configured integrally with the respective die pads. Wires 20, 22 connect between the lead frame 8 and the semiconductor elements 13, 14 and between the lead frame 9 and the semiconductor elements 15, 16, respectively, the wires each forming a main current path. A mold resin 6 seals the heat dissipation sheet 12, the semiconductor elements 13-16, the lead frames 13-16, and the wires 20, 22. The lead terminals 8a, 9a are drawn from the mold resin 6. The heat dissipation sheet 12 comes into direct contact with the bottom faces of the die pads 8b, 9b. The wires 20, 22 are bonded to the respective die pads 8b, 9b just above the contact portions between the die pad 8b and the heat dissipation sheet 12 and between the die pad 9b and the heat dissipation sheet 12, respectively.SELECTED DRAWING: Figure 3
Patent JP-2021069213-A (JP)
Title: Control method of power converter and control system of power converter
Inventor: ABE KEITA
IPC: H02M7/48
Filed: 2019-10-24
Abstract: To provide a control method of a power converter and a control system of a power converter with which, by performing carrier frequency diffusion, a ripple voltage is reduced and a torque ripple and deterioration of torque accuracy are suppressed while reducing a capacitance of a smoothing capacitor.SOLUTION: A control method of a power converter 10 comprises: generating, when a PWM signal is transmitted to switching means (power conversion circuit 11) to which a DC power supply (battery 1) and a smoothing capacitor (capacitor 15) are connected, a voltage command value on the basis of a voltage value on a primary side of the switching means (power conversion circuit 11) and a current value on a secondary side thereof; and generating a PWM signal on the basis of the voltage command value and a carrier wave at a predetermined carrier frequency, wherein the carrier frequency is set so as to correspond to a cycle that is an integer multiple of a control cycle of the voltage command value and is switched per predetermined time.SELECTED DRAWING: Figure 2