baber/WOPTO huggingface dataset:
Patent JP-2020161882-A (JP)
Title: Position estimation system, position estimation device, and position estimation method
Inventor: TAKAHASHI HIROSHI
IPC: H04W28/08
Filed: 2019-03-25
Abstract: To provide an improved position estimation system, position estimation device and position estimation method for collecting reception quality information.SOLUTION: One or more second wireless nodes move in a radio area formed by a first wireless node, and a plurality of third wireless nodes are installed in the radio area. A position estimation device estimates the position of the second wireless node on the basis of information showing radio reception qualities of the third wireless nodes and the second wireless nodes, collected by the first wireless node. The position estimation device determines a section area for collecting information of the radio reception quality of the second wireless nodes instead of the first wireless node on the basis of information on time resource capacity of radio communication for the second wireless nodes of each of a plurality of section areas obtained by dividing the radio area, and transmits an instruction to collect radio reception quality of the second wireless node located in the section area to any of the plurality of third wireless nodes installed in the determined section area.SELECTED DRAWING: Figure 2
Patent JP-2020159391-A (JP)
Title: Buffer
Inventor: KOTANI Takamasa
IPC: F16F9/34
Filed: 2019-03-25
Abstract: To provide a buffer capable of improving durability of a valve.SOLUTION: A valve seat member 109 is provided in a cap member 101. A first sub valve 181 is provided in a chamber 20. A second sub valve 171 is provided in a cap chamber 146 between a bottom part 122 of the cap member 101 and the valve seat member 109. In a second passage 182, an orifice 175 is arranged on the upstream side or the downstream side of a flow in which the first sub valve 181 opens. A valve seat member passage part 150 is provided in the valve seat member 109 of the second passage 182, its upstream end and downstream end in the flow of working fluid are displaced in a radial direction of the valve seat member 109.SELECTED DRAWING: Figure 2
Patent JP-2020096336-A (JP)
Title: Leaky coaxial cable installation structure, leaky coaxial cable installation method, and leaky coaxial cable trough body
Inventor: WADA NAOTO
IPC: H01Q13/22
Filed: 2019-03-26
Abstract: To provide a leaky coaxial cable installation structure, a leaky coaxial cable installation method, and a leaky coaxial cable trough body that can keep the direction of a slot constant and suppress the effects of wind from trains, water wetting, pollution and the like.SOLUTION: A trough body 3a and a trough lid 3b are made of resin. The trough body includes a bottom portion 7 and side wall portions 9 standing on both sides of the bottom portion. A resin and/or rubber cable support member 11 is arranged at a predetermined position in the longitudinal direction inside a trough 3. In a leaky coaxial cable installation structure 1, the cable support member is arranged at a predetermined position in the longitudinal direction of the trough inside a closed space formed by the trough in which the trough body is capped with the trough lid, and a leaky coaxial cable (5) is placed on a supporting portion of the cable support member with a support wire facing downward.SELECTED DRAWING: Figure 1
Patent JP-2020156386-A (JP)
Title: Marker device of transplanting machine
Inventor: WATARI KEISUKE
IPC: A01C11/02
Filed: 2019-03-26
Abstract: To provide a marker device of a transplanting machine in which an entry of sludge from an outer side is regulated when a marker trace is formed on a soil surface, and the soil scattering is easily prevented in switching to a storing posture, while being a cover structure of simple lightweight and a low cost type.SOLUTION: A marker device of a work vehicle includes the marker device 10 that configures a rotating body marker 26 supported to planting work device 6 in a freely grounding and rotating manner through an arm mounting part 17 and an arm 19 so as to be switchable between a working posture of drawing a line becoming the index of traveling by forming a marker trace on a field soil surface and a storing posture of separating the rotating body marker 26 from the soil surface and bringing it into a sideways-facing state on the basis of the upper standing motion of the arm 19. A cover body 29 for covering at least the whole surface of the inner circumference outer side of a ring part 28c is configured to be included in the outer side surface side of the rotating body marker 26 of the marker device 10.SELECTED DRAWING: Figure 5
Patent JP-2019133177-A (JP)
Title: Semiconductor nanoparticle-based light emitting material
Inventor: JAMES HARRIS
IPC: C09K11/56
Filed: 2019-03-28
Abstract: To find a transparent host matrix that functions as a conductive layer and is non-luminescent.SOLUTION: The present invention relates to a light emitting layer including a plurality of light emitting particles embedded within host matrix material. Each of the plurality of light emitting particles includes a population of semiconductor nanoparticles embedded within a polymeric encapsulation medium. The invention also relates to a method of fabricating the light emitting layer. Each of the plurality of light emitting particles comprises a population of semiconductor nanoparticles embedded within the polymeric encapsulation medium. The method comprises: providing a dispersion containing the plurality of light emitting particles; depositing the dispersion to form a film; and processing the film to produce the light emitting layer. The invention also relates to a light emitting device comprising the light emitting layer in optical communication with a light diffusion layer or a backlight. The light emitting layer comprises the plurality of light emitting particles embedded within host matrix material. Each of the plurality of light emitting particles includes a population of the semiconductor nanoparticles embedded within the polymeric encapsulation medium.SELECTED DRAWING: Figure 3
Patent JP-2020165545-A (JP)
Title: Air conditioner
Inventor: KIMURA TAKASHI
IPC: F25B1/00
Filed: 2019-03-28
Abstract: To provide an air conditioner capable of appropriately determining the amount of refrigeration machine oil retained in a high-pressure container.SOLUTION: During an air-conditioning operation of an air conditioner, if a temperature difference obtained by subtracting a high pressure saturation temperature from a discharge temperature is within a predetermined temperature difference range, a determination is made that determination of the amount of refrigeration machine oil is possible. When the determination is made that determination of the amount of refrigeration machine oil is possible, a temperature difference determined by subtracting a low pressure saturation temperature from an oil return pipe temperature is calculated. When the temperature difference calculated by subtracting the low pressure saturation temperature from the oil return pipe temperature is a predetermined temperature difference or smaller, shortage of the refrigeration machine oil is estimated. When the temperature difference calculated by subtracting the low pressure saturation temperature from the oil return pipe temperature is the predetermined temperature difference or greater, presence of sufficient amount of the refrigeration machine oil is estimated.SELECTED DRAWING: Figure 1
Patent JP-2020165550-A (JP)
Title: Heat exchanger and refrigeration cycle device
Inventor: YAMADA KOKI
IPC: F25B39/00
Filed: 2019-03-28
Abstract: To provide a heat exchanger capable of easily suppressing frosting on the heat exchanger or icing or water adhering to the heat exchanger, and a refrigeration cycle device using the heat exchanger.SOLUTION: A heat exchanger 100 comprises a flat tube group 63G including a plurality of flat tubes 63 arranged one above the other and extending along a horizontal direction. A heat transfer tube group includes: one or more first flat tubes 631 that allow refrigerant to flow from one end to the other; one or more second flat tubes 632 that flow the refrigerant from one end to the other, and are located at the bottom of the heat exchanger; and one or more third flat tubes 633 that do not allow the refrigerant to flow from one end to the other. The third heat transfer tube is arranged below the first heat transfer tube and above the second heat transfer tube.SELECTED DRAWING: Figure 5
Patent JP-2020166964-A (JP)
Title: Battery jar for battery and manufacturing method of battery jar for battery
Inventor: NAGANO YASUAKI
IPC: H01M2/02
Filed: 2019-03-28
Abstract: To provide a battery jar for a battery, in which deterioration of a mechanical strength is suppressed, and a manufacturing method of the battery jar for the battery.SOLUTION: The battery jar for a battery includes: a battery case formed in a rectangular frame shape and having a bottom portion 25 formed on one end side, and having an opening 13 on the other end; and a partition wall 16 that is provided between opposite side walls 18 in the rectangular frame and divides a battery jar inside the battery case. The battery jar for the battery comprises: an open window 33 provided on each opposite side wall 18 in such a way that the open window 33 extends over the adjacent battery jars 15 with the partition wall 16 between the battery jars; and a weld line 37F extending to the opening 13 from an edge 33D on the opening 13 side of an open window 33 toward the opening 13 from the bottom portion 25 adjacent to the gate in which a resin is injected when the battery case has been ejection-molded. The weld line 37F is formed in the edge 33D of the open window 33 in any one of left and right of the partition wall 16, and a clearance D5 from the partition wall 16 becomes longer as directing to the opening 13 from the edge 33D of the open window 33.SELECTED DRAWING: Figure 6
Patent JP-2020166071-A (JP)
Title: Optical system for imaging, imaging device, passenger monitoring system, and mobile device
Inventor: MATSUZAKI KEIICHI
IPC: G02B13/18
Filed: 2019-03-28
Abstract: To provide an optical system for imaging capable of preventing from darkening in an area away from the optical axis on an image plane while preventing an increase in size, an imaging device, a passenger monitoring system, and a mobile device.SOLUTION: The optical system for imaging includes a lens system 32 which is constituted of a first lens 321, a second lens 322, a third lens 323 and a fourth lens 324, which are arranged in order from the object side to the image side. The first lens 321 has a negative power on the object side plane and a negative power on the image side plane.SELECTED DRAWING: Figure 3
Patent JP-2020164045-A (JP)
Title: Vehicle travel control device
Inventor: SAKASHITA SHINSUKE
IPC: B60W50/14
Filed: 2019-03-29
Abstract: To provide a vehicle travel control device for controlling operations of travel devices so as to track a path calculated by the arithmetic unit, capable of displaying, with a simple configuration, images for assisting driving.SOLUTION: A vehicle travel control device comprises: an arithmetic unit 110; and device control units 200-500 for controlling operations of travel devices mounted on a vehicle. The arithmetic unit 110 comprises: a vehicle-surroundings recognition part 111 for recognizing surroundings around the vehicle; path setting parts 112-115 for setting a path for the vehicle to travel; a vehicle motion determination part 116 for determining a target motion for tracking the set path; and a driving-assisting-video-generation part 150 for generating display video images for assisting driving using images imaged by a camera 70 and information on the surroundings around the vehicle recognized by the vehicle-surroundings recognition part 111.SELECTED DRAWING: Figure 3
Patent JP-2020163723-A (JP)
Title: Liquid discharge unit
Inventor: TORIKAI SHUSUKE
IPC: B41J2/01
Filed: 2019-03-29
Abstract: To provide a liquid discharge unit comprising a cooling structure which can substantially equally cool plural liquid discharge devices.SOLUTION: A cooling structure defines: plural cooling channels 33 which circulate a cooling liquid, and each of which is thermally connected to each of plural liquid discharge devices; plural supply channels 34 which are connected to one ends of the plural cooling channels 33 respectively; supply manifold channels 311, 312 which are connected to the plural supply channels 34 on an upper side with respect to the plural liquid discharge devices, and distribute the cooling liquid to the plural supply channels 34; plural recovery channels 35 which are connected to the other ends of the plural cooling channels 33 respectively; and recovery manifold channels 321, 322 which are connected to the plural recovery channels 35 on an upper side with respect to the plural liquid discharge devices, and merge the cooling liquids from the plural recovery channels 35. A cross sectional area of the supply manifold channel is smaller than a cross sectional area of the recover manifold channel.SELECTED DRAWING: Figure 2
Patent JP-2020165918-A (JP)
Title: Track detection device, track detection method, and track detection program
Inventor: NAGASHIMA KANJI
IPC: G01T5/10
Filed: 2019-03-29
Abstract: To provide a track detection device, a track detection method, and a track detection program that can reduce an amount of calculation for detecting a track without lowering detection accuracy.SOLUTION: A track detection device 12 includes: a tomographic image acquisition unit 20 that acquires a tomographic image group 56 that includes a tomographic image 571 obtained by imaging each of a plurality of cross sections of an emulsion layer 51 having different depth directions, and obtained by a cross section of the emulsion layer 51 closest to the incident side of μ particles, and a tomographic image 57n obtained by a cross section of the emulsion layer 51 farthest to the incident side of the μ particles, wherein the images each have a plurality of pixels 58 disposed. The track detection device 12 includes: a track candidate line identification unit 24 that identifies a plurality of track candidate lines C that each pass through a reference point 60 of the tomographic image 571 in different directions and each pass through different pixels 58 of the tomographic image 57n; and a detection unit 26 that detects a track T in the emulsion layer 51 from the plurality of track candidate lines C.SELECTED DRAWING: Figure 5
Patent JP-2020002340-A (JP)
Title: Resin composition and molded article
Inventor: YOSHIDA KOICHIRO
IPC: C08L23/16
Filed: 2019-04-02
Abstract: To provide a resin composition excellent in light permeability, mold release property, and impact resistance.SOLUTION: The resin composition containing (a) a polyphenylene ether resin or a combination of the polyphenylene ether resin and a homopolystyrene resin, (b) a rubber modified polystyrene resin, (c) a hydrogenated block copolymer, and (d) a non-crystalline α-olefin copolymer, in which the (a) component is 60 to 90 pts.mass, (b) component is 5 to 30 pts.mass, total of the (b) component and the (c) component is 10 to 40 pts.mass, the (d) component is 0.10 to 1.50 pts.mass, based on total 100 pts.mass of the (a) component, the (b) component and the (c) component, a mass ratio of the (b) component and the (c) component is 95/5 to 30/70, and a mass ratio of total of the (b) component and the (c) component, and the (d) component is 99.5/0.5 to 96/4.SELECTED DRAWING: None
Patent JP-2020169489-A (JP)
Title: Evaluation method of occurrence risk of debris flow, and evaluation program of occurrence risk of debris flow
Inventor: OKI MOTOHIRO
IPC: B61L23/00
Filed: 2019-04-03
Abstract: To provide an evaluation method of occurrence risk of debris flow suitable for railroad vehicle operation regulations.SOLUTION: The evaluation method of occurrence risk of debris flow includes the steps of: calculating the limit surface flow rate for each multiple meshes from the gradient and catchment area of multiple meshes that divide the flow path included in the mountain stream area; calculating the surface water flow rate for each multiple meshes on the basis of the rainfall and catchment area; and determining the operation regulations of railway vehicles in the mountain stream area on the basis of the limit surface flow rate and the surface water flow rate of multiple meshes.SELECTED DRAWING: Figure 1
Patent JP-2020173904-A (JP)
Title: Pattern cross-section shape estimation system and program
Inventor: YOKOSUKA TOSHIYUKI
IPC: H01J37/28
Filed: 2019-04-08
Abstract: To provide a technique capable of easily estimating the cross-sectional shape of a formed pattern.SOLUTION: A pattern cross-section shape estimation system according to the present disclosure, comprises: a charged particle beam device including a scanning deflector that scans a charged particle beam emitted from a charged particle source, a detector that detects charged particles obtained on the basis of scanning of the charged particle beam on a sample, and an angle discriminator that is placed in front of the detector and discriminates charged particles to be detected by angle; and an arithmetic device that generates the brightness of the image on the basis of the output of the detector and calculates the signal waveform of a specified area on the image using the brightness. The arithmetic device generates a plurality of angle discrimination images using signal electrons of different detection angles, and estimates a side wall shape of the pattern to be measured on the basis of a change in the pattern dimension calculated from the signal waveform of each angle discrimination image with respect to the detection angle.SELECTED DRAWING: Figure 1
Patent JP-2020177090-A (JP)
Title: Protective film laminate for retardation film
Inventor: FURUYA TAKUMI
IPC: B32B27/32
Filed: 2019-04-16
Abstract: To provide a protective film (P) for a retardation film, which can suppress curling in a retardation film even when exposed to a high temperature environment, and a retardation film-containing laminate (L) including a retardation film and the protective film (P) for a retardation film.SOLUTION: A protective film laminate (P) for a retardation film is a laminate (P) having a protective film (1), an adhesive layer (Y) and a protective film (2), stacked in this order, in which a tensile storage modulus E' of the protective film (1) at 23°C is lower than a tensile storage modulus E' of the protective film (2) at 23°C; and the laminate (P) is to be used by stacking a retardation film on the protective film (2) side of the laminate (P). The retardation film-containing laminate (L) is a laminate in which a retardation film is stacked on the protective film (2) side of the above laminate (P).SELECTED DRAWING: None
Patent JP-2020180554-A (JP)
Title: Swash plate compressor
Inventor: INOUE TATSUTO
IPC: F04B27/12
Filed: 2019-04-23
Abstract: To provide a swash plate compressor which can inhibit flapping of a swash plate to reduce vibration with a relatively simple structure.SOLUTION: A swash plate compressor 100 includes: a housing 107 formed with a cylinder bore 101a; a piston 136 disposed within the cylinder bore 101a; a driving shaft 110 which is rotatably supported by the housing 107; a swash plate 111 which is rotated by the driving shaft 110; and a conversion mechanism which coverts rotation of the swash plate 111 into reciprocating motion of the piston 136. A dynamic vibration absorption member 150 is provided at a portion of the swash plate 111 which is located in a direction orthogonal to a direction in which the swash plate 111 inclines relative to the driving shaft 110.SELECTED DRAWING: Figure 1
Patent JP-2020179033-A (JP)
Title: Convection promotor for cookware
Inventor: FUKUHARA MASARU
IPC: A47J36/16
Filed: 2019-04-26
Abstract: To provide a convection promoter for cookware that shortens a water heater time, a cooking time or a cooking rice time.SOLUTION: A main body 1A of a convection promoter is made of materials harmless to a human body, e.g., iron casting, ceramic or ceramics. A body part 2 is constituted in a narrow configuration, and a protrusion 3 provided with a hanging hole 4 in an upper part is provided. When rice is cooked with a pot, a main body 1A is placed to stand on a pot bottom. When the cooked rice is put therein and direct cooking is made, the main body 1A is heated along with the cooked rice. The convection coming up along with the main body 1A is bow-shaped by the shape of the body part 2, and collides with a convection current directly coming up from surroundings to thereby stir the cooked rice.SELECTED DRAWING: Figure 2
Patent JP-2020180605-A (JP)
Title: Injector diagnosis device and injector diagnosis method
Inventor: LE TIEN TRIEN
IPC: F02D45/00
Filed: 2019-04-26
Abstract: To provide an injector diagnosis device and an injector diagnosis method capable of easily diagnosing a mechanical failure of an injector.SOLUTION: An injector diagnosis device 1 includes: an engine sound model generation section 14 generating each of a normal engine sound model and an abnormal engine sound model on the basis the number of cylinders of an engine and an explosion pattern of the engine; an operation noise acquisition section 12 acquiring operation noise of the engine operated in the explosion pattern; a frequency characteristic calculation section 13 calculating frequency characteristics of the operation noise acquired by the operation noise acquisition section 12; and an injector diagnosis section 15 causing a diagnosis to determine whether or not injector failure occurs on the basis of the frequency characteristics of the operation noise calculated by the frequency characteristic calculation section 13 and the normal engine sound model and the abnormal engine sound model generated by the engine sound model generation section 14.SELECTED DRAWING: Figure 1
Patent JP-2020179381-A (JP)
Title: Trigger type liquid ejection device
Inventor: TSUNODA YOSHIYUKI
IPC: B05B11/00
Filed: 2019-04-26
Abstract: To provide a more compact trigger type liquid ejection device.SOLUTION: A trigger type liquid ejection device 1 includes an ejection device body 2 and a nozzle member 3 formed with an ejection hole 4. The ejection device body includes a vertical supply cylindrical part 10, a trigger mechanism 50 having a trigger part 51, a storage cylinder 90, a storage plunger 110, and an operation member 190 arranged on the storage cylinder in a movable manner. The operation member has an engagement part 191 which receives a force from the storage plunger when the storage plunger is moved, a regulation part 193 which regulates swing of the trigger part by being brought into close contact or contact with the trigger part when the operation member is moved backward with respect to the storage cylinder, and a connection part 192 which extends toward the other side in an axial direction from the engagement part and connects the engagement part and the restriction part.SELECTED DRAWING: Figure 1