baber/WOPTO huggingface dataset:
Patent JP-2021150165-A (JP)
Title: Lighting device
Inventor: MATSUSHITA AKIRA
IPC: F21K9/20
Filed: 2020-03-19
Abstract: To provide a lighting device which enables reduction of a longitudinal length compared to conventional lighting devices.SOLUTION: A lighting device 1 includes: a device body 3; and a light source part 5 attached to the device body 3. Spring receivers 34, 35 are disposed at the device body 3. The light source part 5 includes spring members 55, 56 respectively corresponding to the spring receivers 34, 35. The spring member 55 of the spring members 55, 56 is a plate spring body 55 including: a pedestal part 55a; and a plate spring part 55b which is erected from the pedestal part 55a and in which a portion within a predetermined range from its tip is folded, the plate spring body 55 supported by the corresponding spring receiver 34.SELECTED DRAWING: Figure 1
Patent JP-2021152350-A (JP)
Title: Vane type compressor
Inventor: YONEDA MASATO
IPC: F04C18/344
Filed: 2020-03-24
Abstract: To provide a vane type compressor that can preferably supply lubricant into each back-pressure chamber, control the lubricant from flowing back into a discharge chamber from each back-pressure chamber, and preferably suppress chattering and refrigerant leakage from a compression chamber.SOLUTION: A vane type compressor includes a back-pressure supply mechanism 50 that includes: a first supply passage 3e, an intermediate chamber 3f, a supply chamber 3g, a second supply passage 3h and a first rotation passage 81a. The intermediate chamber 3f and the supply chamber 3g are separated from each other in a direction of a drive axis O. In the vane type compressor, at least one passage between the first supply passage 3e and the intermediate chamber 3f, the intermediate chamber 3f and the supply chamber 3g, and the supply chamber 3g and first to fifth back-pressure chambers 16a-16e is prevented from being communicated by rotation of a drive shaft 8.SELECTED DRAWING: Figure 4
Patent JP-2020119897-A (JP)
Title: Conductive particle, joint composition, joint structure and manufacturing method of joint structure
Inventor: UENOYAMA SHINYA
IPC: B82Y30/00
Filed: 2020-03-24
Abstract: To provide a conductive particle to be dispersed and used in a joint material including a metal atom-containing particle, configured to join a joint target member by sintering the metal atom-containing particle, and when a joint structure is obtained, capable of improving a joint reliability by preventing a void from easily occurring at a joint part, as well as enhancing a heat radiation property.SOLUTION: A conductive particle 21 is to be dispersed in a joint material including a metal atom-containing particle and used by sintering the metal atom-containing particle. The conductive particle 21 includes a base material particle 22, and a conductive layer 23 arranged on a surface 22a of the base material particle 22. A thermal decomposition temperature of the base material particle 22 is 200°C or higher. A compression modulus is 300 N/mm-3500 N/mmwhen the conductive particle 21 is compressed by 10%.SELECTED DRAWING: Figure 1
Patent JP-2021152316-A (JP)
Title: Slope reinforcement structure and slope structure
Inventor: IIZUKA KOJI
IPC: E02D17/20
Filed: 2020-03-25
Abstract: To provide a slope reinforcement structure capable of reinforcing a slope while draining inside the slope, and a slope structure applied with the slope reinforcement structure.SOLUTION: A disclosed slope reinforcement structure and a slope structure includes: drainage pipes embedded in the ground; steel rectangular parallelepiped cage bodies placed along the ground; and pressure receiving members fixed to the drainage pipes. One end of the drainage pipe protrudes from the ground and at least a part thereof is positioned inside the cage body. The pressure-receiving member is fixed to the one end of the drainage pipe and positioned inside the cage body. The cage body has multiple side walls constituting the cage body, and at least one side wall out of the multiple side walls is formed so that the drainage pipes penetrate therethrough. The cage body is filled with filler therein.SELECTED DRAWING: Figure 1
Patent JP-2021154864-A (JP)
Title: Test method for occupant protection device, test device for occupant protection device and occupant protection device
Inventor: TOMITA MASATOSHI
IPC: B64F5/60
Filed: 2020-03-26
Abstract: To provide a test method for an occupant protection device protecting an occupant from scattered blades and the like, a test device for an occupant protection device and an occupant protection device.SOLUTION: A test method for an occupant protection device according to an embodiment of the invention for protecting an occupant of a flight vehicle comprises an arrangement step, an ejection step and a confirmation step. The arrangement step arranges the occupant protection device and the ejection device at predetermined positions determined according to a distance between the occupant protection device and a rotor provided in the flight vehicle defined when the occupant protection device is attached to the flight vehicle. The ejection step ejects from the ejection device toward the occupant protection device, at least a part of blades forming a part of the rotor. The confirmation step confirms whether or not the occupant protection device has blocked penetration of the blades ejected in the ejection step.SELECTED DRAWING: Figure 1
Patent JP-2021155178-A (JP)
Title: Conveyance system, and input circuit
Inventor: HASEGAWA SATOTOMO
IPC: H02P29/00
Filed: 2020-03-27
Abstract: To provide a conveyance system that enables software development independent of a type of an encoder.SOLUTION: In a conveyance system for a printer, a motor 2 rotates a roller 102. Encoders 6 each detect a position of the motor 2. A processor 14 controls the motor 2 by executing a software program. An input circuit 200 is provided between the encoders 6 and the processor 14. An interface circuit 202 periodically acquires an absolute signal ABS indicating a rotational position of the motor 2 from an encoder 6B of an absolute method. A virtual Z phase signal generating part 208 generates a virtual Z phase signal Z' that is asserted when a value of the absolute signal ABS crosses a predetermined threshold value.SELECTED DRAWING: Figure 3
Patent JP-2021154353-A (JP)
Title: Method of manufacturing cylindrical body with bottom
Inventor: SHIROISHI RYOZO
IPC: C23G1/12
Filed: 2020-03-27
Abstract: To provide a method of manufacturing a cylindrical body with a bottom that can achieve both cost reduction and environmental load reduction, in a step of hard can manufacturing such as conventional squeezing and ironing and in a step of defatting.SOLUTION: A method of manufacturing a cylindrical body with a bottom includes: a lubricant application step of applying liquid (a lubricant) whose viscosity is less than 200 mPa s to a surface of a metal plate; a squeezing step of squeezing the metal plate applied with the lubricant using a molding processing member, hardness of a processing surface of which is Hv1000-12000; an ironing step of ironing a member to be processed through a coolant to make a cylindrical body with a bottom, using a molding processing member, hardness of a processing surface of which is Hv1500-12000; and a defatting step of removing oil on a surface of the cylindrical body with a bottom, using a cleaning agent, where a concentration of oil contained in the coolant is less than 4.0 volume%. The cleaning agent contains any of sulfuric acid, hydrofluoric acid, potassium carbonate, sodium hydrate and potassium hydrate, and a temperature of the cleaning agent in the defatting step is less than 75°C.SELECTED DRAWING: Figure 1
Patent JP-2021162978-A (JP)
Title: Design support device and design support method
Inventor: KUDARA AKIRA
IPC: G06F30/20
Filed: 2020-03-31
Abstract: To provide a design support device and a design support method, which can calculate a countermeasure plan of warp deformation of a resin molding.SOLUTION: A design support device includes: a model generation section 11 which generates a shape model M1; a division model generation section 12 which generates a division model M2 that the shape model M1 is divided into a plurality of microscopic elements E; a warp deformation analysis section 13 which calculates warp sensitivity S of at least partial microscopic elements E with respect to warp deformation of the division model M2 by a discretization analysis method; and a rib position calculation section 14 which calculates a candidate of a generation starting point of a rib L and an extension direction De of the rib L in the division model M2 on the basis of the warp sensitivity S. The rib position calculation section 14 calculates a position where the warp sensitivity S is a maximum value as the generation starting point of the rib L in an arbitrary range in the division model M2 and sets a direction which has a largest inflection value of a first direction, a second direction, and a third direction, which are arbitrary directions at the generation starting point of the rib L, as the extension direction De of the rib L.SELECTED DRAWING: Figure 2
Patent JP-2021162431-A (JP)
Title: Decontamination system and decontamination method
Inventor: SAYAMA KAZUHIRO
IPC: G21F9/06
Filed: 2020-03-31
Abstract: To provide a decontamination system which significantly reduces the chances of operators getting contaminated and time required for decontaminating a decontamination target.SOLUTION: A decontamination method is provided, comprising isolating radioactive substances from an object to be decontaminated using a gel-like decontamination agent in a vessel configured to accommodate the object to be decontaminated and the decontamination agent containing at least one of guar gum, tara gum and konjac flour, borax, and reducing monosaccharide/oligosaccharide; liquefying the gel-like decontamination agent; transferring the liquid decontamination agent containing the radioactive substances to removal means; transferring the liquid decontamination agent back to the vessel after the radioactive substances are removed by the removal means; and turning the liquid decontamination agent in the vessel into gel.SELECTED DRAWING: Figure 1
Patent JP-2021163673-A (JP)
Title: heater
Inventor: HIURA KIKO
IPC: H05B3/42
Filed: 2020-04-01
Abstract: To reduce the risk of electric leakage by detecting a change in resistance of a sensor conductor when flooding occurs from a top or bottom side of a heater conductor.SOLUTION: A heater 10 includes a plate-shaped ceramic laminate 1 having an upper surface 11 and a lower surface 12, a heater conductor 2 located between the ceramic laminates, first sensor conductor 3 located on the upper surface side of the ceramic laminate from the heater conductor, and a second sensor conductor 4 located on the lower surface side of the ceramic laminate from the heater conductor.SELECTED DRAWING: Figure 2
Patent JP-2021165884-A (JP)
Title: Trouble solution apparatus
Inventor: KATSUMATA YUKI
IPC: G06Q30/00
Filed: 2020-04-06
Abstract: To increase likelihood that a trouble in e-commerce is solved between parties.SOLUTION: A trouble solution apparatus 10 is an apparatus that generates a conclusion proposal in which parties of a trouble in e-commerce conclude, and includes: a reception unit 15 that receives trouble information including party information in which a first user and a second user who are the parties of the trouble can be identified and product information regarding a product in the trouble; a generation unit 17 that generates conclusion information indicating the conclusion proposal between the first user and the second user based on the production information, first profile information relating to a content that the first user tends to be able to conclude, and second profile information relating to a content that the second user tends to be able to conclude; and an output unit 18 that outputs the conclusion information.SELECTED DRAWING: Figure 5
Patent JP-2021165992-A (JP)
Title: Image distribution device
Inventor: KATO TATSUKI
IPC: G08G1/14
Filed: 2020-04-08
Abstract: To provide an image distribution device that allows an occupant to accurately grasp a parking position of an own vehicle.SOLUTION: An image distribution device includes a processor having hardware, and the processor acquires from a vehicle an image captured by a camera mounted on the vehicle, and distributes, to a terminal held by the occupant of the vehicle, images from the time when the vehicle is stopped to a predetermined time when the vehicle enters a parking lot and stops in the parking lot.SELECTED DRAWING: Figure 3
Patent JP-2021167439-A (JP)
Title: Austenitic heat-resistant alloy weld joint
Inventor: AMINO TAKEFUMI
IPC: C22C30/02
Filed: 2020-04-09
Abstract: To provide an austenitic heat-resistant alloy weld joint having excellent creep rupture strength.SOLUTION: An austenitic heat-resistant alloy weld joint has a base material having a chemical composition consisting of C: 0.01-0.15%, Si≤2.0%, Mn≤3.0%, P≤0.040%, S: 0.0001-0.0100%, O≤0.01%, N≤0.020%, Cr: 25.0-38.0%, Ni: 40.0-60.0%, W: 3.0-10.0%, Ti: 0.01-1.20%, Al≤0.30%, B: 0.0001-0.010%, Zr: 0.0001-0.50%, Co: 0-1.0%, Cu: 0-1.0%, Mo: 0-1.0%, V: 0-0.5%, Nb: 0-0.5%, with the balance being Fe and impurities. In the base material and a heat affected zone, the number density of Ti carbosulfides/sulfides of ≤φ50 nm is 50-500/μm3. The weld metal has a chemical composition consisting of C≤0.18%, Si≤2.0%, Mn≤3.0%, P≤0.040%, S≤0.0100%, O≤0.020%, Cr: 20.0-38.0%, Ni: 40.0-60.0%, Mo+W: 3.0-13.0%, Ti: 0.01-1.50%, N≤0.20%, Al≤1.5%, B: 0.0001-0.01%, Zr: 0.0001-0.50%, Co: 0-1.0%, Cu: 0-1.0%, V: 0-0.5%, Nb: 0-0.5%, with the balance being Fe and impurities.SELECTED DRAWING: None
Patent JP-2020175385-A (JP)
Title: Separation membrane element
Inventor: HIROZAWA HIROHO
IPC: B01D63/10
Filed: 2020-04-14
Abstract: To provide a separation membrane element which can achieve efficient and highly reliable separation operation even in operation under high pressure.SOLUTION: A separation membrane element includes a water collection pipe and a separation membrane leaf, in which the separation membrane element is wound around the water collection pipe, the separation membrane leaf is composed of a separation membrane pair where a surface A1 of the separation membrane and a surface A2 of the separation membrane are arranged so as to be opposite to each other and a flow channel material arranged between the surface A1 and the surface A2, the flow channel material is composed of a sheet-like base material and a plurality of projections formed on the surface of the sheet-like base material, and when the maximum distance in the longitudinal direction of the water collection pipe is represented by Sw and the maximum distance in the opposite direction of the surface A1 and the surface A1 is represented by SH, in a cross section S of the projections in a cross section Z of the separation membrane leaf, a value of SH/Sw is 1.0 to 4.6.SELECTED DRAWING: Figure 1
Patent JP-2021169241-A (JP)
Title: Ship propulsion machine
Inventor: KANEHARA AKITOSHI
IPC: B63H23/36
Filed: 2020-04-14
Abstract: To realize a small-sized ship propulsion machine adopting a counter-rotating propeller.SOLUTION: A ship propulsion machine comprises a drive shaft 6, an inner propeller shaft 31 provided with a rear side propeller 56, an outer propeller shaft 32 provided with a front side propeller 51, a drive gear 18 fixed to the drive shaft 6, a front side gear 33 fixed to the inner propeller shaft 31 and engaging with the drive gear 18, a rear side gear 34 fixed to the outer propeller shaft 32 and engaging with the drive gear 18, and a gear casing 15 with a gear chamber 16 housing these gears. Moreover, the ship propulsion machine comprises a second bearing 42 to support the front end side of the outer propeller shaft 32 at the rear part of the gear casing 15 and a third bearing 43 to support two propeller shafts 31 and 32 with each other. The third bearing 43 is arranged on the inner circumferential side of the shaft of the rear side gear 34 and the second bearing 42 is arranged on the outer circumferential side of the shaft of the rear side gear 34.SELECTED DRAWING: Figure 2
Patent JP-2021079533-A (JP)
Title: Impurity removal apparatus
Inventor: SAKUMA YUJI
IPC: B01D24/46
Filed: 2020-04-16
Abstract: To concurrently perform: a regeneration treatment of an aqueous liquid containing solid impurities and oily impurities; and regeneration of a filter medium.SOLUTION: An impurity removal apparatus comprises: a filtration tank unit 10 for performing vacuum filtration so that an aqueous liquid containing solid impurities and oily impurities adheres to filter paper 200; a sludge tank unit 20 for removing solid impurities from the filter paper 200; a two-phase separation unit 40 for separating and removing the aqueous liquid containing oily impurities by using a hydrophilic and lipophobic filter 41; a reverse cleaning tank unit 30 for subjecting the filter medium 200 which has passed through the sludge tank unit 20, to vacuum reverse cleaning by using an aqueous liquid not containing solid impurities and oily impurities by continuously running the filter medium along an outer periphery of a rotating drum which is decompressed inside; a chamber unit 70 for receiving the aqueous liquid having passed through the filter paper 200 in the reverse cleaning tank unit 30, and circulating the same to the reverse cleaning tank unit 30; and a filter medium running means for making the filter paper 200, fed from a raw fabric roll, continuously run through tank units 10, 20 and 30 in that order.SELECTED DRAWING: Figure 1
Patent JP-2021170096-A (JP)
Title: Optical fiber cable
Inventor: YASUTOMI TETSUYA
IPC: G02B6/44
Filed: 2020-04-17
Abstract: To provide an optical fiber cable that can suppress bending of a tension member even when the tension member which is not a steel wire is used.SOLUTION: In a cross section perpendicular to a longer direction of an optical fiber cable 1, a tension member 9 is provided on both sides of a core 4. Specifically, one pair of tension members 9 are provided across the core 4. An outer cover 13 is provided around the core 4. As the tension member 9, a fiber reinforcement plastic (FRP) made of aramid fibers or glass fibers, for example, is used. The adhesion between the tension member 9 and the outer cover 13 is desirably at least 30 N/10 mm and more preferably at least 40 N/10 mm.SELECTED DRAWING: Figure 1
Patent JP-2020108414-A (JP)
Title: Combine harvester
Inventor: WATANABE KAZUFUMI
IPC: A01F12/10
Filed: 2020-04-20
Abstract: To provide a combine harvester capable of improving operability when a feed chain is compulsorily driven from a stopped state.SOLUTION: A combine harvester comprises, in a control part, operation means for driving and operating a threshing part, and stops a feed chain when a machine body is stopped. The control part is provided with auxiliary operation means for driving the feed chain, and controls the stopped feed chain to drive by on-operating the auxiliary operation means if an operation state of the threshing part by the operation means is an on-operation state. The operation means is configured so that it can drive and operate a reaping part, and controls the reaping part to operate by on-operating the auxiliary operation means if the operation state of the threshing part by the operation means is the on-operation state when the machine body is stopped.SELECTED DRAWING: Figure 7
Patent JP-2021172699-A (JP)
Title: Porous body forming composition, porous body, method for producing porous body and pen tip
Inventor: WADA HIROSHI
IPC: C08L75/04
Filed: 2020-04-21
Abstract: To provide a porous body forming composition that can form a porous body having a high absorption rate of aqueous solution, a porous body, a method for producing a porous body and a pen tip.SOLUTION: A porous body forming composition has pentaerythritol powder, polyvinyl alcohol, and a thermoplastic elastomer, the thermoplastic elastomer being a urethane thermoplastic elastomer or a polyamide thermoplastic elastomer.SELECTED DRAWING: None
Patent JP-2021175264-A (JP)
Title: Water electrolysis system and power conversion device
Inventor: MIYAGAWA RYUJI
IPC: H02J3/00
Filed: 2020-04-24
Abstract: To provide a water electrolysis system and a power conversion device in which power to be transmitted to a commercial power system can be smoothed without any storage battery.SOLUTION: A water electrolysis system 1A includes a power conversion unit 21 that receives fluctuating power corresponding to a fluctuating component of AC generated power output from a power generation device 10 for generating power by using renewable energy, and rectifies and outputs the fluctuating power. The water electrolysis system transmits at least a part of power obtained by subtracting the fluctuating power from the generated power, to a commercial power system. The water electrolysis system includes a water electrolysis device 30, and control units 22A, 40A that perform communication with the water electrolysis device 30 and control of the power conversion unit 21. Under control of the control units 22A, 40A, the power conversion unit 21 outputs the rectified fluctuating power to the water electrolysis device 30.SELECTED DRAWING: Figure 1
Patent JP-2021175421-A (JP)
Title: Game machine
Inventor: ISHIZUKA KEITA
IPC: A63F7/02
Filed: 2020-05-01
Abstract: To provide a game machine capable of enhancing a player's motivation to play a game by increasing a degree of attention to the game and interest in the game.SOLUTION: A game machine 10 changes a type of a reservation continuous performance to one having about the same degree of expectation toward a jackpot as a reservation continuous performance before a change, or one having a large degree of expectation toward a jackpot than a reservation continuous performance before a change in a first specific, special pattern game or a predetermined second special pattern game not causing any inconvenience when the inconvenience occurs in a result clearly expressed by a reservation continuous performance by continuously executing the reservation continuous performance in the second special pattern game while continuously executing a reservation continuous performance in a second special pattern game when inconvenience does not occur in a result clearly expressed by a reservation continuous performance even if the reservation continuous performance is executed continuously in the second special pattern game for entry of game balls into a second winning hole 315 when game balls enter the second winning hole 315 short-opened in the first special pattern game in which a reservation continuous performance for showing a degree of expectation toward a jackpot is executed.SELECTED DRAWING: Figure 98
Patent JP-2021179394-A (JP)
Title: Frequency measuring device and frequency measuring method
Inventor: NAGAYASU REI
IPC: G01R23/02
Filed: 2020-05-15
Abstract: To provide a frequency measuring device capable of accurately measuring a frequency despite that a spike-like voltage fluctuation is overlapped on an input signal.SOLUTION: A frequency measuring device 1 includes: a comparator 2 for outputting a digital signal switching between High and Low at a zero-cross point of a voltage of an input signal; a pulse number counting part 3 for measuring a pulse width of at least either High or Low contained in the digital signal outputted from the comparator, and for counting the number of pulses having a pulse width of a predetermined time width or more; and a frequency calculating part 4 for calculating a frequency by accumulating the number of pulses counted by the pulse number counting part during a certain period, and dividing the cumulative number by the certain period.SELECTED DRAWING: Figure 1