baber/WOPTO huggingface dataset:
Patent JP-2021135624-A (JP)
Title: Safety watching for walking movement traffic
Inventor: TAKEUCHI HISATOMO
IPC: G06F3/0481
Filed: 2020-02-26
Abstract: To provide means to solve a problem that there were not enough concrete measures to prevent traffic accidents between walking movement, biking movement, motorcycle movement and movement of people when stopped and a driving vehicle.SOLUTION: Each movement information on walking movement, biking movement, motorcycle movement, movement of people when stopped, and a driving vehicle is shared by using only smart phones, and it is possible to perform safe driving and automatic driving to prevent traffic accidents by setting a VR space that dynamically surrounds each of them, determining a degree of danger based on the degree of proximity of this VR space, and communicating information and issuing warnings to both parties.SELECTED DRAWING: Figure 3
Patent JP-2021134564-A (JP)
Title: Tunnel excavator articulate mechanism
Inventor: ODA MAKOTO
IPC: E21D9/06
Filed: 2020-02-27
Abstract: To provide a tunnel excavator articulate mechanism that reduces a differential pressure borne by a front-stage articulate seal.SOLUTION: An articulate mechanism 12 according to one embodiment comprises three or more articulate seals 5 arranged between a rear end 31 of a front body 3 and a front end 41 of a rear body 4, and a grease supply device 7 that supplies grease to a plurality of seal chambers 61 to 63 formed between three or more articulate seals 5. The grease supply device 7 is controlled by a control device 8 such that a pressure P1 of the rearmost seal chamber 61 detected by a second pressure sensor 83 is higher than a pressure P0 around the articulate mechanism 12 detected by a first pressure sensor 80, and a pressure P3 of the frontmost seal chamber 63 detected by a third pressure sensor 83 becomes equal to or less than the pressure P1 of the rearmost seal chamber 61 detected by the second pressure sensor 81.SELECTED DRAWING: Figure 2
Patent JP-2021138981-A (JP)
Title: Austenitic stainless steel sheet having less surface color unevenness, method for manufacturing the same, and exhaust part
Inventor: YOSHII MUTSUKO
IPC: C22C38/58
Filed: 2020-03-02
Abstract: To provide a method for manufacturing a high Si containing austenitic stainless steel sheet, capable of reducing surface color unevenness even when omitting a grinding/polishing step after intermediate cold-rolling, annealing and acid cleaning steps, and a high Si containing austenitic stainless steel sheet capable of suppressing the melt-down of molten metal relevant to surface unevenness and the deterioration of high temperature salt damage resistance.SOLUTION: An austenitic stainless steel sheet includes Si of 0.5-4.0% by mass%. An acid cleaned, cold-rolled and annealed steel sheet has a difference Δ*between the maximum and minimum of a surface color difference index L* satisfying Δ*≤0.50 and can suppress the deterioration of high temperature salt damage resistance. A method for manufacturing the austenitic stainless steel sheet includes performing cold-rolling, annealing, and acid cleaning n times, and the roughness of a roller used for the finish cold-rolling of each cold-rolling up to (n-1)th is Ra≤0.5 μm.SELECTED DRAWING: None
Patent JP-2021141966-A (JP)
Title: Bathing support device
Inventor: SHIMOJIMA SEIGO
IPC: A47K3/00
Filed: 2020-03-10
Abstract: To provide a bathing support device facilitating performing care receiver support.SOLUTION: A bathing support device includes: an air mat supporting a care receiver by buoyance in a bathtub; an air pump for feeding/exhausting air of the air mat; a first air tube connected to the air mat at one end; three electromagnetic valves each having three connection ports arranged between the other end of the first air tube and the air pump; and a controller for controlling the electromagnetic valves. The controller selects either opening or closing of the third connection port each of the three electromagnetic valves with the first connection port or the second connection port. The other end of the first air tube is connected to the first connection port of the first electromagnetic valve, and a passage at a tip of the third connection port is divided into two, and the one is connected to the first connection port or the second connection port of the second electromagnetic valve, and the third connection port is connected to an exhaust port of the air pump, and the other is connected to the first connection port or the second connection port of the third electromagnetic valve, and the third connection port is connected to a suction port of the air pump.SELECTED DRAWING: Figure 1
Patent JP-2021143494-A (JP)
Title: Step ladder
Inventor: SUGIKI MICHIAKI
IPC: E06C1/39
Filed: 2020-03-11
Abstract: To provide a step ladder that allows an opening prevention mechanism to be mounted regardless of the size of the step ladder and can be easily closed from a step ladder state.SOLUTION: A step ladder 1 is formed of a pair of ladder bodies 2, 2, which have two poles 3, 3, a plurality of rungs 4 that are laid across the poles 3, 3, and a top board 5 for connecting one end of the poles 3, 3, and are connected at their one ends so as to be relatively rotatable. The step ladder can be deformed into a closed state in which the ladder bodies 2, 2 come close to each other and a step ladder state in which the ladder bodies 2, 2 are spaced away from each other at predetermined interval. The step ladder has an opening prevention mechanism 7 that restricts the relative displacement between the ladder bodies 2, 2 in the step ladder state. The opening prevention mechanism 7 has a restriction release member 82 that releases the restriction of the relative displacement of the ladder bodies 2, 2 in the step ladder state.SELECTED DRAWING: Figure 3
Patent JP-2021142871-A (JP)
Title: Vehicle air conditioner and operation mode switching control method
Inventor: HAYASHI NAOTO
IPC: B60H1/22
Filed: 2020-03-12
Abstract: To prevent frequent switching between an operation mode in which refrigerant does not flow through an evaporator and an operation mode in which the refrigerant flows through the evaporator, and in order to reduce a switching frequency, eliminate the need for providing a regulating valve in a path between the outlet side of the evaporator and a compressor.SOLUTION: In vehicle air conditioners equipped with refrigeration cycles, a compressor 11, a first heat exchanger 2, a first inflator 12, a passenger compartment outdoor heat exchanger 4, a second inflator 14, and a second heat exchanger 3 are connected in this order in a loop. The connection is made via a first bypass flow path 16 provided with a first refrigerant control unit 15 between the first heat exchanger 2 and the first inflator 12 and between the passenger compartment outdoor heat exchanger 4 and the second inflator 14. A backflow blocking unit 13 is provided on the downstream side of the passenger compartment outdoor heat exchanger 4 and on the upstream side of the merging portion with the first bypass flow path. The connection is made via a second bypass flow path 18 provided with the second refrigerant control unit 17 between the passenger compartment outdoor heat exchanger 4 and the backflow blocking unit 13 and between the second heat exchanger 3 and the compressor 11. A heat storage material TS is provided in the second heat exchanger 3.SELECTED DRAWING: Figure 1
Patent JP-2021143313-A (JP)
Title: ink
Inventor: SUGAWARA TAKASHI
IPC: C09D11/38
Filed: 2020-03-13
Abstract: To provide an ink that provides high image density in plain paper, ensures excellent dispersion stability of a pigment as ink, and also has excellent storage stability.SOLUTION: An ink contains a black pigment having a phosphonic acid group, water and polyoxyethylene alkyl ether represented by the following structural formula 1. (In the structural formula 1, m is 12-15, n is 8-12).SELECTED DRAWING: Figure 1
Patent JP-2020174036-A (JP)
Title: Processing of color thermochromic material
Inventor: ASHISH PATKAR
IPC: H05B3/00
Filed: 2020-03-17
Abstract: To provide a system in which thermochromic materials are exposed to heat and light so that a color change can be produced in precisely controlled regions.SOLUTION: An imaging system 100 includes a first heater 110 and a second heater 120 which are configured to pre-heat thermochromic coating 195. The first heater heats at least one of the thermochromic coating. The second heater heats an ambient environment surrounding the thermochromic coating. The first and second heaters are configured to pre-heat the thermochromic coating to a temperature below a threshold temperature of the thermochromic coating. The pre-heated thermochromic coating is heated to one or more temperatures above the threshold temperature according to a predetermined pattern.SELECTED DRAWING: Figure 1
Patent JP-2021145899-A (JP)
Title: Hairdressing scissors
Inventor: HORI HIROAKI
IPC: B26B13/28
Filed: 2020-03-19
Abstract: To provide hairdressing scissors capable of facilitating fine adjustment of a fastening state of a pivotal part, suppressing protrusion of the pivotal part and bulkiness of the pivotal part, and achieving ease of use.SOLUTION: Hairdressing scissors 100 of the invention are hairdressing scissors 100 in which a first blade body 60 and a second blade body 70 pivoted by a pivotal part 90, can be opened and closed freely. The pivotal part 90 comprises: a shaft body 10 which is formed of a head part 11 with a flange 15 inserted into the first and second blade bodies 60, 70, and a shaft part 12; a rolling bearing 20 fitted to the shaft body 10; fastening means 30 for fastening the rolling bearing 20 to the shaft body 10; a fastening body 40 screwed to the shaft body 12 on the second blade body 70; and a stop plate 50 which has a diameter expanded relative to a diameter of the flange 15 of the head part 11, is fastened to a front side of the first blade body 60, and prevents withdrawal of the first blade body 60 from the shaft body 10. A diameter of the rolling bearing 20 is expanded, relative to a diameter of the flange 15 of the head part 12.SELECTED DRAWING: Figure 9
Patent JP-2021149584-A (JP)
Title: Information provision system
Inventor: KAWAGUCHI NOBORU
IPC: G06Q30/02
Filed: 2020-03-19
Abstract: To provide an information provision system capable of promoting the use of lawn-related services.SOLUTION: An information provision system 1 provided herein comprises a gardener terminal 200 configured to provide gardener information on lawn-related services, a customer terminal 300 communicably connected with the gardener terminal 200 and configured to provide lawn-related request information, and an information provision device 100 communicably connected with the gardener terminal 200 and the customer terminal 300. The information provision device 100 comprises a gardener information storage unit 121 configured to store gardener information, a gardener information acquisition unit 111 configured to respond to receipt of request information from the customer terminal 300 by referring to the gardener information storage unit 121 to acquire gardener information matching the request information, and a gardener information transmission unit 112 configured to transmit the gardener information acquired by the gardener information acquisition unit 111 to the customer terminal 300.SELECTED DRAWING: Figure 3
Patent JP-2021146490-A (JP)
Title: Truing completion verification device
Inventor: ISOGIMI SATOSHI
IPC: B24B53/07
Filed: 2020-03-23
Abstract: To provide a truing completion verification device that can perform truing by which a service life of a grinding stone is not spoiled as much as possible.SOLUTION: A truing completion verification device is provided with a truing completion verification part 53 that sequentially calculates signal intensity integral values of at least either of first signal intensities SP1 in a first frequency band B1 relevant to fracture of abrasive grain 38 of a grinding wheel 14 and second signal intensities SP2 in a second frequency band B2 higher than the first frequency band, and verifies truing completion of the grinding wheel 14, on the basis of saturation of the signal intensity integral values. Therefore, cut-in amounts of a rotary dresser 46, frequencies of scanning, and total cut-in amounts are supposed to be necessary and sufficient values to complete truing, so that a grinding surface of the griding wheel 14 is prevented from being ground uselessly beyond necessity, which can suppress the truing from spoiling a service life of the grinding wheel 14.SELECTED DRAWING: Figure 1
Patent JP-2021155463-A (JP)
Title: Printing inkjet ink composition and ink composition set
Inventor: MARUYAMA HIROAKI
IPC: D06P5/30
Filed: 2020-03-25
Abstract: To provide a printing inkjet ink composition that improves color development, water resistance and light resistance and has a color tone of green and an inkjet composition set.SOLUTION: The printing inkjet ink composition is a printing inkjet ink composition containing a colorant, an organic solvent and water, and the colorant is a dye having an anthraquinone skeleton and a group selected from the sulfonic acid group and the sulfonic acid base, and the hue angle ∠° defined by CIELAB color space on the printed material after printing using only dyes as a colorant is in the range of 150° or larger and 180° or smaller.SELECTED DRAWING: None
Patent JP-2021156304-A (JP)
Title: Check valve
Inventor: KOGA HIDEAKI
IPC: F16K15/02
Filed: 2020-03-25
Abstract: To provide a check valve capable of dispensing with a holder for holding a valve element in valve opening, while applying the flat plate-like valve element.SOLUTION: A check valve 1 includes: a primary joint 11; a secondary joint 12; a valve main body 13 connecting the primary joint 11 and the secondary joint 12, and provided with a valve port 13b housing a valve-side opening 122 (one end opening) of the secondary joint 12 in a state of projecting to an inner side of a flow channel space 13a and communicated to the primary joint 11; and a valve element 14 formed into a flat plate-shape, housed in the flow channel space 13a, pressed by the fluid from the secondary joint 12 to close the valve port 13b, and pressed by the fluid from the primary joint 11 to open the valve port 13b and to be kept into contact with the valve-side opening 122 (one end opening). A secondary-side flow channel 15 for guiding the fluid from the valve port 13b to the inside of the secondary joint 12 in a state that the valve element 14 is kept into contact with the valve-side opening 122 (one end opening), is disposed on the secondary joint 12 and the valve element 14.SELECTED DRAWING: Figure 1
Patent JP-2021156665-A (JP)
Title: Method for detecting cracks in sensor element, and method for evaluating sensor element
Inventor: WATANABE YUSUKE
IPC: G01N27/41
Filed: 2020-03-26
Abstract: To detect cracks in a sensor element during execution of the same control as that of a main pump cell and an auxiliary pump cell to be executed when acquiring a sensor output corresponding to a gas to be measured.SOLUTION: A method for detecting cracks in a sensor element acquires a pump current Ip0 flowing through a main pump cell 21 during execution of upstream pump control processing including: auxiliary pump control processing for controlling an auxiliary pump cell 50 so that the oxygen concentration in a second empty space 40 becomes a target concentration, in a state where a gas introduction port 10 is in contact with a gas to be measured for crack detection with a known oxygen concentration and an inlet 43c is in contact with a reference gas for crack detection whose oxygen concentration is higher than that of the gas to be measured for crack detection with a known oxygen concentration; and main pump control processing for controlling the main pump cell 21 so that a pump current Ip1 flowing through the auxiliary pump cell 50 becomes a target value Ip1* when the auxiliary pump cell 50 pumps oxygen out of the second empty space. And then, on the basis of the acquired pump current Ip0, cracks in a sensor element are detected.SELECTED DRAWING: Figure 6
Patent JP-2021156749-A (JP)
Title: Metal drum storage and inspection equipment
Inventor: MURAKAMI HIROYUKI
IPC: G21F9/36
Filed: 2020-03-27
Abstract: To provide metal drum storage and inspection equipment that can easily and quickly check whether there is any abnormality in metal drums in a state where the metal drums are stored.SOLUTION: Metal drum storage and inspection equipment includes: a metal drum pallet 1 that includes an upper plate 11 and a lower plate 12 installed with a predetermined interval, the upper plate 11 being provided with a peephole 11b to which the bottom surface of a metal drum 101 is exposed in a state where the metal drum 101 is placed on the upper plate 11; and a bottom surface inspection vehicle 4 that, in a case where a plurality of metal drum pallets 1 are installed side by side, is placed between the upper plates 11 and the lower plates 12 and photographs bottom surfaces of a plurality of metal drums 101 via the peepholes 11b while moving between the plurality of metal drum pallets 1.SELECTED DRAWING: Figure 11
Patent JP-2021158248-A (JP)
Title: Manufacturing method of bonded substrate
Inventor: SATO TAKASHI
IPC: C30B33/06
Filed: 2020-03-27
Abstract: To provide a manufacturing method of a bonded substrate having reduced voids and contamination in the bonded substrate, and obtaining a bonded substrate in which a bandgap semiconductor substrate and a handle substrate are laminated by joining the bonding surface of the bandgap semiconductor substrate and the bonding surface of the handle substrate.SOLUTION: A manufacturing method of a bonded substrate, which obtains a bonded substrate in which a bandgap semiconductor substrate and a handle substrate are laminated includes a bonding step of bonding the bonding surface of the bandgap semiconductor substrate and the bonding surface of the handle substrate, and at least one of the bonding surface of the bandgap semiconductor substrate and the bonding surface of the handle substrate is a surface irradiated with ultraviolet rays having a wavelength of 10 nm to 280 nm under a vacuum having a degree of vacuum of 1×10-4 Pa or less.SELECTED DRAWING: Figure 2
Patent JP-2021162316-A (JP)
Title: Inspection socket
Inventor: KOBORI EIJI
IPC: H01R13/193
Filed: 2020-03-30
Abstract: To provide an inspection socket having a more resistant contact, in consideration of the contact property with a contact point.SOLUTION: An inspection socket 1, which is inserted in a predetermined direction and can electrically connect to a terminal 81a provided in a perpendicular direction perpendicular to the predetermined direction, includes: a conductive first contact probe 10, which is elastically stretchable in the predetermined direction; and a conductive contact 20 having a top end 21 guided by the terminal 81a and having a base end 22 in contact with an A-plunger 11 of the first contact probe 10, the top end and the base end being provided in the predetermined direction. The contact 20 has a rotation support point in a position away from the base end 22 in the perpendicular direction. The contact 20 rotates around the rotation support point in such a manner that the first contact probe 10 contacts with the base end 22, and the top end 21 of the contact moves to the perpendicular direction.SELECTED DRAWING: Figure 11
Patent JP-2021162949-A (JP)
Title: Electronic commercial transaction system, electronic commercial transaction control device and electronic commercial transaction control program
Inventor: SEKINE DAISUKE
IPC: G06Q30/06
Filed: 2020-03-30
Abstract: To provide an electronic commercial transaction system which allows communication between a seller side and a customer side equally to face-to-face selling by reflecting and presenting a purchase desire of a product on image data and properly and quickly sells a product desired by a customer to purchase.SOLUTION: In an electronic commercial transaction system, a place for installing a product (or the periphery including an existing product when replacing with the existing product), the state of a gas pipeline, identification information of the existing product are imaged by an imaging device 12A when a customer orders a product requiring a construction work, and are transmitted to a product transaction server 14 together with an estimate request, the product transaction server 14 can decide the conformity of the product, estimate of the construction work and the like without going to a site and can notify of the information via a network 10, most of processing (processing such as order, bill payment, construction date adjustment) including presentation of the estimate is quickly performed.SELECTED DRAWING: Figure 2
Patent JP-2021164022-A (JP)
Title: High-frequency module and communication device
Inventor: MATSUMOTO NAOYA
IPC: H04B1/03
Filed: 2020-03-31
Abstract: To provide a high-frequency module with a smaller size.SOLUTION: In a communication device, a high-frequency module 1 includes a module substrate 91, a semiconductor component 10 incorporating a power amplifier 11 and a power amplifier 12, and a semiconductor component 50 incorporating a switch 51 including a terminal 511 connected to the power amplifier 11 and a terminal 512 connected to the power amplifier 12. The semiconductor component 10 and the semiconductor component 50 are stacked on each other and disposed in the module substrate 91.SELECTED DRAWING: Figure 2
Patent JP-2021163154-A (JP)
Title: Change point detection device, control method, program, and storage medium
Inventor: AOKI TAKESHI
IPC: G01C21/26
Filed: 2020-03-31
Abstract: To provide a change point detection device that can appropriately detect a change point related to a characteristic object.SOLUTION: A change point detection device 4 has first acquisition means, second acquisition means, an alignment unit 56, and a change point detection unit 57. The first acquisition means acquires a first ortho image that is created based on a first image group, and a first projection position when a characteristic object included in at least one image of the first image group is projected on the first ortho image. The second acquisition means acquires a second ortho image that is created based on a second image group photographed in a period different from that for the first image group, and a second projection position when a characteristic object included in at least one image of the second image group is projected on the first ortho image. The alignment unit 56 performs alignment between the first ortho image and the second ortho image. The change point detection unit 57 detects a change point related to the characteristic object based on the first projection position and the second projection position at least one of which is corrected through the alignment.SELECTED DRAWING: Figure 3
Patent JP-2021160587-A (JP)
Title: Shift lever device
Inventor: HIROYA TAKASHI
IPC: G05G5/06
Filed: 2020-03-31
Abstract: To provide a shift lever device capable of automatically switching a shift range and switching the shift range by a manual operation of a shift lever in the event of an electric failure.SOLUTION: When a shift lever 12 is operated between shift positions, the operation of the shift lever 12 is transmitted to a manual valve of an automatic transmission 3 via a shift cable 22, and the shift range of the automatic transmission 3 is switched by operating the manual valve. The shift lever 12 can be operated manually or by a motor. In addition, a shift lever device 1 is provided with a shift lock mechanism 31 for preventing the shift lever 12 from being inadvertently displaced from a parking position to another shift position.SELECTED DRAWING: Figure 1