baber/WOPTO huggingface dataset:
Patent JP-2021191742-A (JP)
Title: Method for producing carbamic acid ester
Inventor: TAKEUCHI KATSUHIKO
IPC: C07C271/10
Filed: 2021-02-24
Abstract: To provide a method for producing carbamic acid ester from carbamate as the raw material, without using a sacrificial reagent or an alkyl halide.SOLUTION: A method for producing carbamic acid ester includes a reaction step in which carbamate is reacted with metalalkoxide, to produce carbamic acid ester having a structure represented by the formula (a-1) or (a-2). In the following formulae, R1 independently represents a hydrogen atom or an unsubstituted or substituted monovalent hydrocarbon group, R2, R3 independently represent an unsubstituted or substituted monovalent hydrocarbon group, and R20 represents an unsubstituted or substituted divalent hydrocarbon group.SELECTED DRAWING: None
Patent JP-2021156282-A (JP)
Title: Compressor module
Inventor: MIYATA HIROYUKI
IPC: F04D25/16
Filed: 2021-02-25
Abstract: To provide a compressor module capable of achieving miniaturization while maintaining cooling performance of a gas cooler.SOLUTION: A compressor module includes a compressor, and a high pressure gas cooler for cooling gas delivered from the compressor. The high pressure gas cooler includes a plurality of gas cooler split bodies, and each of the gas cooler split bodies includes a high pressure casing having a cylindrical vessel shape extending in a horizontal direction so that the gas is introduced therein, and a high pressure heat exchange part provided in the high pressure casing and cooling the gas passing through in one direction orthogonal to a center axis of the high pressure casing. The gas cooler split bodies are arranged in parallel so that the center axes of the high pressure casings are in parallel with each other, and the gas sequentially flows through the gas cooler split bodies.SELECTED DRAWING: Figure 5
Patent JP-2022131271-A (JP)
Title: Laser annealing apparatus and laser annealing method
Inventor: KOSUGI JUNICHI
IPC: H01L21/20
Filed: 2021-02-26
Abstract: To provide a laser annealing apparatus capable of improving production efficiency until a film is reformed into a film for crystallization, and enabling space saving and cost reduction.SOLUTION: A laser annealing apparatus includes an optical head for dehydrogenation that emits laser beam for dehydrogenation, the optical head for dehydrogenation irradiates at least a region to be modified in an amorphous silicon film with a laser beam for dehydrogenation prior to a laser beam for crystallization, and the optical head for dehydrogenation is moved relative to the amorphous silicon film in the scanning direction so as to dehydrogenate the amorphous silicon film.SELECTED DRAWING: Figure 3
Patent JP-2022134147-A (JP)
Title: Level difference avoiding system for snowplow, and snowplow equipped with the same
Inventor: KOIZUMI TOMOHIKO
IPC: E01H5/06
Filed: 2021-03-03
Abstract: To provide a level difference avoiding system for a snowplows which can lift the snowplow properly to a certain height at positions where there are level differences on a snow-covered road regardless of skillfulness of an operator, and a snowplow equipped with the level difference avoiding system.SOLUTION: A level difference avoiding system for snowplows is provided with a snowplow 2 provided in front of a snowplow 1 which has a suspension device, a lifting device 3, and a control unit 6. On the lifting device 3, connection members (3b, 3c, 3d, 3f) that connect a vehicle and the snowplow 2, a hydraulic cylinder 3a, and a pressure sensor 3e that outputs information on the hydraulic pressure in the hydraulic cylinder 3a are provided. A calculation unit 6b of the control unit 6, by detecting changes in oil pressure rise characteristics when the snowplow 2 is lifted from the ground, recognizes elevation from the ground of the snowplow 2, and when a certain time period has passed after the snowplow 2 has been lifted from the ground, a drive unit 6b of the control unit 6 stops the operation of the hydraulic cylinder 3a.SELECTED DRAWING: Figure 3
Patent JP-2022137624-A (JP)
Title: Equipment storage box with open/close detection function
Inventor: ASAOKA HISANORI
IPC: H02B1/38
Filed: 2021-03-09
Abstract: To provide an equipment storage box capable of properly detecting opening/closing of a door even when a switch unit is made small.SOLUTION: An equipment storage box with an open/close detection function includes a storage box including a box body 10 having an opening through which equipment can be put in and taken out, and a door 20 rotatably supported so as to cover the opening of the box body, and a detection unit 30 having a switch unit 30a used to detect the opening and closing of the door, and the detection unit is formed on the shaft unit 41 side of the storage box, and when the door is closed, the switch unit comes into contact with a side surface unit 23 of the door.SELECTED DRAWING: Figure 3
Patent JP-2022139496-A (JP)
Title: Fork lift and cargo handling system
Inventor: TERAO RYOHEI
IPC: B66F9/24
Filed: 2021-03-12
Abstract: To provide a fork lift configured so that an output state of a melody can be adjusted in accordance with presence of another work vehicle.SOLUTION: A fork lift comprises: an image data generating part 203; a learning model part 204 that generates a safety score using machine learning algorithm; a processing part 205 that obtains the safety score from the learning model part 204; a sound output part 201 that outputs a melody; a sound control part 208 that adjusts an output state of the melody; a position estimating part 206 that estimates a self-position; and an information obtaining part 207 that obtains a position of a vehicle with respect to a work vehicle 300A. The processing part 205 changes degrees of safety of the safety score, in accordance with a distance between the self-position and the position of the other vehicle, and outputs the safety score to the sound control part 208. The sound control part 208 adjusts the output state of the melody, on the basis of the safety score obtained from the processing part 205.SELECTED DRAWING: Figure 1
Patent JP-2022140988-A (JP)
Title: Prepreg and carbon fiber-reinforced composite material
Inventor: SUGIMOTO ATSUMARE
IPC: C08G59/50
Filed: 2021-03-15
Abstract: To provide a prepreg from which a carbon fiber-reinforced composite material having both excellent interlayer toughness and heat resistance in moisture absorption can be obtained, and a carbon fiber-reinforced composite material.SOLUTION: A prepreg contains the following components [A] to [D], and satisfies the conditions [a] and [b]. [A] Carbon fiber, and [B] epoxy resin having the following structure. In the formula (1), R1 and R2 each represent an alkylene group having 1 to 6 carbon atoms, in the formula (1), Q1, Q2 and Q3 represent an aromatic ring and an alicyclic derivative, and Y1, Y2 and Y3 represent a single bond or a bond group. [C]: Aromatic amine compound having a melting point of 130°C or higher, and [D] diphenylamine compound. [a]: Cured product of the epoxy resin composition has a peak at a diffraction angle 2θ of 1.0-6.0° in X-ray diffraction. [b] When the total mass of the components [C] and [D] and a curing agent of the other component [B] is 1.0, the component [D] is 0.15-0.45 pts.mass.SELECTED DRAWING: None
Patent JP-2022141095-A (JP)
Title: catheter
Inventor: ASAKA TOSHINARI
IPC: A61M25/10
Filed: 2021-03-15
Abstract: To provide a catheter that allows priming for an expansion lumen to be executed easily.SOLUTION: A catheter 10 including a balloon 21 at the tip part is equipped with an expansion lumen 33 communicating with the balloon 21. The expansion lumen 33 is in a negative pressure state, and the base end part of the expansion lumen 33 is provided with a sealed part 24 for maintaining the negative pressure state of the expansion lumen 33. The catheter includes a long-sized shaft part 20. The balloon 21 is provided at the tip part of the shaft part 20, and a hub 21 is provided at the base end part of the shaft part 20. The expansion lumen 33 communicates with the balloon 21 to the shaft part 20 and the hub 21. The sealed part 24 is attached to the hub 21.SELECTED DRAWING: Figure 5
Patent JP-2022142180-A (JP)
Title: Processing method of aluminum alloy, and processed article of aluminum alloy
Inventor: YAMAGUCHI AYAKA
IPC: B22D21/04
Filed: 2021-03-16
Abstract: To provide a processing method of an aluminum alloy and a processed article of an aluminum alloy capable of achieving both yield stress and elongation.SOLUTION: A processing method of an aluminum alloy processes an aluminum alloy containing Mg of 0.5 mass% or more and 1.0 mass% or less, Si of 0.5 mass% or more and 3.0 mass% or less, Cu of 0.2 mass% or more and 0.4 mass% or less, Mn of 0.15 mass% or more and 0.25 mass% or less, Ti of 0.1 mass% or more and 0.2 mass% or less, Cr of 0.05 mass% or more and 0.2 mass% or less, and Sr of 120 mass ppm or less. The processing method of an aluminum alloy includes a step of casting an aluminum alloy and a step of forging a cast aluminum alloy at a temperature of 500°C or higher and 535°C or lower.SELECTED DRAWING: None
Patent JP-2022142872-A (JP)
Title: writing instrument
Inventor: FUKUMOTO TAKEO
IPC: B43K7/00
Filed: 2021-03-17
Abstract: To provide a writing instrument capable of elastically supporting the bending of a writing portion with a simple material.SOLUTION: There is provided a writing instrument including a writing portion supported by a barrel with a tip protruding, and an elastically deformable member made of a wire material and in contact with one end of the outer periphery of the writing portion. The elastically deformable member is formed by bending a rod-shaped wire material made of metal or the like. Both ends of the wire material serve as fulcrums attached to the barrel, and the elastically deformable member is installed so as to be elastically deformable.SELECTED DRAWING: Figure 2
Patent JP-2022146668-A (JP)
Title: Traffic congestion map generation device
Inventor: YAMADA SATORU
IPC: G08G1/01
Filed: 2021-03-22
Abstract: To provide a traffic congestion map generation device that generates a congestion map considering such problems of: generating an intersection congestion map corresponding to all intersections requires a large capacity memory for storing probe data; a high processing speed is also required for a data processing device; and burden on a system is increased.SOLUTION: An intersection congestion map generation device is proposed which includes an event point identification unit that identifies a traffic congestion cause event point based on vehicle inner data, an observation intersection designation unit that designates observation intersections around the traffic congestion cause event point according to a designation rule based on the identified event point, and a congestion information generation unit that generates traffic congestion information of the observed intersection.SELECTED DRAWING: Figure 1
Patent JP-2022146812-A (JP)
Title: Three-phase load drive device and error detection method of current sensor
Inventor: MATSUI YAMATO
IPC: H02P27/06
Filed: 2021-03-22
Abstract: To solve the problem in that a three-phase load machine cannot be controlled with high accuracy because a linearity error cannot be detected.SOLUTION: A three-phase load drive device comprises: an energization control part that is conducted to three-phase load machines in six conduction patterns conducting a current of an inverse direction to the other one phase while being conducted to one phase of three-phase load machines; a conductive current detection part that detects each of two-phase conductive inter-current values conducted at a conduction in the six conduction patterns on the basis of the current value from a current sensor detecting the current value of each phase flowing in the three-phase load machine; and an error arithmetic part that calculates a conductive inter-error as a difference of an absolute value of the two-phase conductive inter-current values detected by the conductive current detection part in each of the six conduction patterns, and operates an estimation value of a liner error in accordance with the current value of each phase of the current sensor by using a pseudo inverse matrix of an operation matrix expressing a correspondence of the liner error in accordance with the current value of each phase of the current sensor and the conductive inter-error.SELECTED DRAWING: Figure 1
Patent JP-2022148050-A (JP)
Title: Maintenance method of elevator system and elevator system
Inventor: TSUCHIYA HAYATO
IPC: B66B5/00
Filed: 2021-03-24
Abstract: To provide an elevator maintenance method and an elevator system that enable a user of an elevator to inquire about the status of the elevator more reliably than before and to determine whether or not maintenance personnel need to be dispatched based on results of the inquiry.SOLUTION: There is provided an elevator maintenance method in which a call receiving unit receives a car call request from a user's portable terminal, and the identifier of the portable terminal that receives the car call request and a request receiving time are stored in a memory unit. An inquiry unit inquires about a failure to the user's mobile terminal when an elevator failure detection unit detects a failure of the elevator. A response receiving unit receives a response to the inquiry from the portable terminal, and a dispatch determining unit determines whether or not dispatch of maintenance personnel is required based on the result of the response.SELECTED DRAWING: Figure 3
Patent JP-2022148369-A (JP)
Title: Wiping device
Inventor: FUWA HIROKI
IPC: B41J2/165
Filed: 2021-03-24
Abstract: To provide a wiping device capable of suppressing deterioration caused by deformation of a wiper, and widening a wiping range of the wiper.SOLUTION: A wiping device comprises: a wiper 11 for wiping an ink discharge surface on which ink discharge ports of a plurality of nozzles are aligned in an ink jet head 2 having the nozzles for discharging ink; a wiping member 30 for wiping off adhered matter adhering to the wiper 11 with the wiper 11 coming into contact therewith; and a movement mechanism for moving the wiper 11 to come into contact with the wiping member 30. The wiping device is configured in such a manner that the contact area of the wiper 11 and the wiping member 30 is gradually larger as the wiper 11 is being moved by the movement mechanism.SELECTED DRAWING: Figure 1
Patent JP-2022148819-A (JP)
Title: Rotating electric machine stator
Inventor: NOZAWA YOSHIFUMI
IPC: H02K3/34
Filed: 2021-03-24
Abstract: To provide a rotating electric machine stator that achieves one or both of prevention of interference between segment coils, improvement in durability of an insulating coating, increase in cross-sectional area of the segment coils, and reduction in inter-slot pitch.SOLUTION: A stator 10 includes a stator winding formed by sequentially connecting a plurality of segment coils 30. Each of the segment coils includes a prong 40 connecting first and second legs. The prong includes extending portions 41 and 42 extending from the first and second legs at a predetermined clearance angle with respect to the axial direction of a stator core, and an overriding portion 44 that connects two extending portions and rides over adjacent segment coils axially outward. The overriding portion includes rising portions 46 and 48 that are continuous from the respective extending portions and are bent in a curved shape that is convex at the center in the circumferential direction, and have a rising angle smaller than the relief angle at the outer end in the axial direction, and a C-shaped portion 50 bent into a C-shape protruding outward in the axial direction.SELECTED DRAWING: Figure 5
Patent JP-2022151234-A (JP)
Title: State detection device
Inventor: KANAYA NOBUHIRO
IPC: G01R31/00
Filed: 2021-03-26
Abstract: To provide a state detection device with which it is possible to both shorten the time until detection results are transmitted after an abnormal state is detected and reduce the power consumption of a communication circuit.SOLUTION: A state detection device 1 comprises: a communication circuit 16 for transmitting information to an external device; a control circuit 12 for actuating the communication circuit 16 with first timing; a cell 11 for supplying electric power to the communication circuit 16 and the control circuit 12; and a first explosion-proof barrier 15 connected between a contact circuit 30 and the control circuit 12. The control circuit 12 applies an inspection signal generated on the basis of the voltage output by the cell 11 to the contact circuit 30 at second timing arriving in shorter intervals than the first timing, acquires a detection signal that represents that a current has flowed in the contact circuit 30 due to a fact that the inspection signal was applied to the contact circuit 30, actuates the communication circuit 16 at a timing at which the detection signal is acquired, irrespective of the first timing, and transmits, to the external device, the effect that the state of a destination apparatus of the contact circuit 30 is in an abnormal state.SELECTED DRAWING: Figure 4
Patent JP-2022155016-A (JP)
Title: Conveyance device
Inventor: KIMURA KENICHI
IPC: B61B13/06
Filed: 2021-03-30
Abstract: To provide a conveyance device capable of preventing the idling of a pulley without using a timing belt and a toothed pulley and eliminating the requirement of a tension pulley such as an idler.SOLUTION: A conveyance device includes a drive side pulley 10 driven rotatably in a forward and backward direction alternatively, a driven side pulley 20, a string-like linear member 30, a guide rail 40 having a runner 50, and a conveyed object holding body 60 connected to the string-like linear member 30. One end 32 and the other end 36 of the string-like linear member 30 are fixed to the drive side pulley 10. By rotatably driving the drive side pulley 10 in the forward and backward direction alternatively, one of the one end side portion 31 and the other end side portion 35 of the string-like linear member 30 is delivered from the drive side pulley 10 and the other is wound around the drive side pulley 10.SELECTED DRAWING: Figure 2
Patent JP-2021119469-A (JP)
Title: Monitoring system
Inventor: EHATA HIROMICHI
IPC: G08B13/16
Filed: 2021-03-31
Abstract: To provide a monitoring system for learning a multi-layered neutral network efficiently with input information at the time of a fire disaster and/or a non-fire disaster adapted to a monitored region, and for improving abnormality determination accuracy.SOLUTION: In a monitoring system, a fire detector 10 inputs an image of a monitored region 18 captured by a monitoring camera 20 as input information to a multi-layered neural network of a fire detector 14 and makes the neural network determine whether or not it is a fire disaster or a non-fire disaster, and makes a receiver 16 output a predetermined alarm when a fire disaster is determined. The multi-layered neural network of the fire detector 14 is updated to a multi-layer neural network of a fire detector 14a having the same structure as the fire detector leaned by a learning control unit 38 using input information of each fire detector collected as learning information by a learning information accumulation unit 40 of a server, or is learned by the learning control unit 38 using learning information including learning information based on the input information of other fire detectors collected in the learning information accumulation unit 40.SELECTED DRAWING: Figure 1
Patent JP-2022157594-A (JP)
Title: Epoxy resin, epoxy resin composition, cured product, semiconductor sealing material, and semiconductor device
Inventor: YAMOTO KAZUHISA
IPC: C08G59/04
Filed: 2021-03-31
Abstract: To provide an epoxy resin which can contribute to high heat resistance, low hygroscopicity, internal stress relaxation property (low elastic modulus when heated) and low dielectric characteristics (low dielectric constant and low dielectric loss tangent) of its cured product, an epoxy resin composition containing the epoxy resin, a cured product of the epoxy resin composition, a semiconductor sealing material containing the cured product, and a semiconductor device containing the semiconductor sealing material.SOLUTION: An epoxy resin is obtained by reacting a reactant of 1.5-8 mol% of an aromatic vinyl compound with respect to 1 mol of dihydroxybiphenyl, and epichlorohydrin, and is represented by the following general formula (1). In the formula, R1 and R2 each independently represents a hydrogen or an α-methylbenzyl group; G represents a glycidyl group; p and q each independently represents a number of 0 to 4; p+q is 1.5 to 8 as an average value; and n represents a number of 0 to 5.SELECTED DRAWING: None
Patent JP-2022159749-A (JP)
Title: Work machine system
Inventor: SHIWAKU KOJI
IPC: E02F9/20
Filed: 2021-04-05
Abstract: To appropriately switch the priority of operation commands to actuators in a work machine system in which a plurality of command devices coexist.SOLUTION: A work machine system includes a work device, an actuator that drives the work device, two or more command devices that send command values to the actuator, and a control device. The control device comprises: a priority change determination unit that determines the priority of the command device; and an actuator priority changing unit that sets the command value of the command device having the highest priority among the command devices that are outputting the command value as an actuator command value to be sent to the actuator. The work machine system determines the priority according to the determination of the priority change determination unit.SELECTED DRAWING: Figure 4
Patent JP-2022160328-A (JP)
Title: Fixture
Inventor: FURUKAWA KOSUKE
IPC: E06B5/16
Filed: 2021-04-06
Abstract: To improve a fire retardant property.SOLUTION: A fixture comprises: an inner sash 20 at a frame body 10's portion to be on the indoor side; and an outer sash 30 at the frame body 10's portion to be on the outdoor side, the inner sash 20 being constructed by mounting respective stiles 22, 23, 24, 25 on four peripheries of a surface material 21 and being fixed to the frame body 10 via the upper stile 22. The frame body 10 comprises an upper frame 13 having a portion facing the upper stile 24 of the inner sash 20, the portion having an upper frame rail part 13a provided along a longer direction. On the upper stile 24 of the inner sash 20, a guide wall part 24a is provided along the longer direction so as to face the upper frame rail part 13a. On the guide wall part 24a, a connection piece 24c is integrally provided so as to extend upward. The inner sash 20 is fixed to the frame body 10 by providing a screw member S3 between the connection piece 24c of the upper stile 24 and the upper frame 13. A thermal expansive member 50A is disposed at the connection piece 24c's portion facing the upper frame rail part 13a.SELECTED DRAWING: Figure 2
Patent JP-2022160772-A (JP)
Title: Gas mixing feed device
Inventor: KOBAYASHI TAKASHI
IPC: F27D19/00
Filed: 2021-04-07
Abstract: To provide a gas mixing feed device capable of generating a mixed gas at an optional oxygen concentration to suitably feed into a furnace such as a firing furnace, in a device for feeding the mixed gas comprising oxygen forming an oxygen atmosphere.SOLUTION: A gas mixing feed device for mixing pure oxygen with compressed air to feed a mixed gas comprises: a pure oxygen feed part 11 for feeding pure oxygen; a compressed air feed part 12 for feeding compressed air; a mixing part 13 for mixing the pure oxygen from the pure oxygen feed part with the air from the compressed air feed part so as to be a mixed gas; and a mixed gas feed part 14 for feeding the mixed gas into a prescribed reactor. The mixing part 13 is provided with: a pure oxygen regulation valve 131 for regulating the mixed quantity of the pure oxygen; and an air regulation valve 132 for regulating the mixed quantity of the compressed air. The mixed gas feed part 14 is provided with an oxygen concentration measurement part 141 for measuring the concentration of the oxygen in the mixed gas.SELECTED DRAWING: Figure 1