baber/WOPTO huggingface dataset:
Patent JP-2021017945-A (JP)
Title: Slurry fluid mechanical seal
Inventor: SUDO AKIRA
IPC: F16J15/34
Filed: 2019-07-22
Abstract: To provide a slurry fluid seal device for securing the following performance of a movable sealing ring by surely inhibiting the intrusion of a slurry fluid into a charging space of an O-ring for sealing the movable sealing ring.SOLUTION: In a slurry fluid mechanical seal in which a movable sealing ring 5 held to a seal case member 2 via an O-ring 4, and a fixed-side sealing ring 6 fixed to a rotating shaft member 3 relatively rotate in a contact state, the O-ring 4 is attached into an O-ring attachment space 8a which is formed between a first seal face 23a of the seal case member 2 and a second seal face 51d of the movable sealing ring 5, and an adhesive material 8 is charged therein. A rubber-made disc circular plate 9 for inhibiting the flow-out of the adhesive material 8 from the O-ring attachment space 8a is attached to the seal case member 2 in a state that its internal peripheral face approximates or contacts with the second seal face 51d.SELECTED DRAWING: Figure 1
Patent JP-2020070495-A (JP)
Title: Rail and production method thereof
Inventor: ANDO KEISUKE
IPC: C22C38/00
Filed: 2019-07-24
Abstract: To provide a rail combining excellent antifriction property, fatigue damage resistance, and delayed fracture resistance.SOLUTION: A rail containing, by mass%, C:0.70 to 1.00%, Si:0.20 to 2.00%, Mn:0.20 to 1.50%, P:0.035% or lower, S:0.0005 to 0.010%, Cr:0.20 to 1.50%, V:0.005 to 0.120%, and N:0.0015 to 0.0150%, and the balance Fe and inevitable impurities, and has a component composition in which a [%V]/[%N] value defined as a ratio of a V content [%V] relative to a N content [%N] is 6.0 to 30.0, a total area ratio of perlite and bainite in a region from a surface of head part to depth of 5 mm to depth 25 mm is 95% or larger, an area ratio of bainite in the region is 20% or larger, and Vickers hardness in the region is larger than Hv 360.SELECTED DRAWING: None
Patent JP-2019191612-A (JP)
Title: Virtual and augmented reality system and method
Inventor: BRIAN SCHOWENGERDT
IPC: G02B27/02
Filed: 2019-08-05
Abstract: To provide virtual and augmented reality systems and methods.SOLUTION: The present invention discloses a configuration for presenting virtual reality and augmented reality experiences to users. The system may comprise: an image-generating source to provide one or more frames of image data in a time-sequential manner; a light modulator configured to transmit light associated with the one or more frames of image data; a substrate to direct image information to a user's eye, the substrate housing a plurality of reflectors; a first reflector of the plurality of reflectors to reflect light associated with a first frame of image data at a first angle to the user's eye; and a second reflector of the plurality of reflectors to reflect light associated with a second frame of image data at a second angle to the user's eye.SELECTED DRAWING: None
Patent JP-2021026486-A (JP)
Title: Information processing system and program
Inventor: NAKAZATO NAOTO
IPC: G01H1/00
Filed: 2019-08-05
Abstract: To provide an information processing system and a program that can provide information on the safety of roads after occurrence of an earthquake.SOLUTION: In the information processing system (an evacuation information service system 1), a server 20 has a computer 21 including: acquisition means (a data acquisition unit 211) for acquiring seismic shaking information measured in each set position collected from a plurality of seismic sensors 10 set in a predetermined area; creating means (an evaluation map creation unit 212) for creating information on the safety of roads in the area on the basis of the seismic shaking information; and display control means (a display control unit 213) for controlling display of the information on the safety of roads.SELECTED DRAWING: Figure 1
Patent JP-2021023965-A (JP)
Title: Machine learning system and machine learning method for laser processing device
Inventor: MAMENO KAZUNOBU
IPC: B23K26/04
Filed: 2019-08-05
Abstract: To facilitate automation of part or all of the operations of a plurality of laser processing devices.SOLUTION: A machine learning system for laser processing device comprises: a learning data storage unit 101 which acquires and stores learning data being the set of an image captured by a camera sensor for imaging a processing object in each of a plurality of laser processing devices that execute processing of emitting a laser beam to a target position in order to correct a defect that occurs in the processing object, and additional information suggesting the defect position of the processing object or the target position to be irradiated with the laser beam on at least the image; and a learning unit 102 which generates a learned model that includes the image obtained by imaging the processing object by the camera sensor in the laser processing device as an input and the defect position or the target position on at least the image as an output by using the learning data group stored in the learning data storage unit 101.SELECTED DRAWING: Figure 7
Patent JP-2021024046-A (JP)
Title: Desktop cutting machine
Inventor: YAMAMURA TAKESHI
IPC: B23D45/14
Filed: 2019-08-06
Abstract: To improve operability of tilting and fixing a support arm with a simple structure.SOLUTION: A desktop cutting machine comprises: a cutting machine body which comprises a table for loading of a cut material, and a support arm which is so attached as to be tiltable around a tilt shaft with respect to the table. and is supported by the support arm; and a lock mechanism for locking tilt of the cutting machine body with respect to the table. The lock mechanism comprises a stationary member which is rotatable with respect to the support arm, and a control lever for rotating the stationary member by a user, and can lock tilt of the cutting machine body with respect to the table by rotating the stationary member. The control lever is located at a rear part of the support arm and has at least one lever arm, and the lever arm has a radial extension part which extends radially outward with respect to a rotation axis of the stationary member, and forward extension part which extends forward from the radial extension part.SELECTED DRAWING: Figure 19
Patent JP-2021028666-A (JP)
Title: Image forming apparatus
Inventor: ANDO KENJI
IPC: F16C13/00
Filed: 2019-08-09
Abstract: To remove moisture attached to outer peripheral surfaces of a conveyance roller pair.SOLUTION: A printer comprises: a fixing device that fixes a toner image to a sheet by heating; and an ejection roller pair in which spiral shape grooves 37 are formed in outer peripheral surfaces 35 of roller bodies 34 fixed to a rotation shaft 33, and sandwich and convey the sheet. By rotating the ejection roller pair when the sheet is not conveyed, moisture attached to the grooves 37 due to dew condensation of water vapor generated from the sheet heated by the fixing device is pushed out in the axial direction of the rotation shaft 33, and the moisture is removed from the outer peripheral surfaces 35 of the roller bodies 34.SELECTED DRAWING: Figure 5
Patent JP-2021030459-A (JP)
Title: Printer and printing system
Inventor: HIRAI YASUAKI
IPC: G06F3/12
Filed: 2019-08-14
Abstract: To provide a printer and a printing system capable of delivering a liquid container for injecting liquid into a liquid storage body at appropriate timing.SOLUTION: A printer includes an ink storage body which can inject ink filled in an ink bottle as one example of a liquid container, a printing part for performing printing by discharging the ink supplied from the ink storage body, a counting part for performing counting about a consumption amount of the liquid filled in the liquid container and counting about the consumption amount of the liquid per predetermined period, and a delivery request part for requesting a server device to deliver an ink bottle prior to only a delivery period of the ink bottle earlier than timing when the completion of the consumption of the ink filled in the ink bottle is estimated on the basis of counting results by the counting part. The counting part sets an initial value to a counted value related to the consumption amount of the liquid filled in the liquid container when the server device authenticates authentication information on a delivered new ink bottle.SELECTED DRAWING: Figure 10
Patent JP-2021030461-A (JP)
Title: Liquid discharge device
Inventor: TAMARU YUJI
IPC: B41J2/175
Filed: 2019-08-14
Abstract: To provide a liquid discharge device capable of preventing a liquid storage container from being replenished with an unexpected kind of liquid or liquid in an improper state.SOLUTION: A liquid discharge device 6 includes: a liquid storage container 16 which has a replenishment port 5 for supplying liquid and stores liquid; a storage section 300 of storage liquid information for storing information on liquid stored in the liquid storage container 16; a storage section 200 of replenishment liquid information for storing information on liquid to be supplied into the liquid storage container 16; a liquid discharge head 15 which is used for discharging liquid supplied from the liquid storage container 16; and a control section which controls operations of the liquid discharge device 6 on the basis of the information stored in the storage section 300 of the storage liquid information and the information stored in the storage section 200 of the replenishment liquid information.SELECTED DRAWING: Figure 4
Patent JP-2021030128-A (JP)
Title: Coating device and coating method
Inventor: YAMAGUCHI MASAYOSHI
IPC: H01G13/00
Filed: 2019-08-21
Abstract: To enable a die head to perform coating in a desired range with good accuracy.SOLUTION: A coating device 40 coats a base material 210 with slurry S using a die head 50. The die head 50 comprises a manifold 54 that stores the slurry S therein and a discharge port 50b communicating with the manifold 54. In the manifold 54, a detection part 61 that detects viscosity of the slurry S stored in the manifold 54 is arranged. The slurry S is supplied from a slurry tank 42 into the manifold 54 through a slurry passage 43. A solvent N is supplied from a solvent tank 46 into the manifold 54 through a solvent passage 47. When the viscosity of the slurry S detected by the detection part 61 is higher than predetermined viscosity, a control part 60 adjusts an aperture of a solvent valve 49 so that a cross sectional area of the solvent passage 47 becomes larger as the detected viscosity of the slurry S becomes higher.SELECTED DRAWING: Figure 4
Patent JP-2021034491-A (JP)
Title: Substrate transfer mechanism for vapor growth device
Inventor: YAMAOKA YUYA
IPC: C23C16/458
Filed: 2019-08-21
Abstract: To provide a substrate transfer mechanism for a vapor growth device that does not prevent the uniform film deposition of a semiconductor crystal and in which the yield of the semiconductor is good.SOLUTION: A substrate transfer mechanism for a vapor growth device includes a substrate mounting table 17 located at a susceptor substrate delivery position for covering a circular hole part, an upper chuck located above the substrate delivery position that has a plurality of claw parts 19a capable of holding a circumference of a substrate 15 and can be lifted and lowered by an upper lifting/lowering cylinder, and a lower chuck located below the substrate delivery position that holds the substrate mounting table from below and can be lifted and lowered by a lower lifting/lowering cylinder. The substrate mounting table 17 includes a base part 17a having a diameter larger than that of the circular hole part, a mounting part 17b that is a cylindrical table protruding above the base part, having a diameter corresponding to the base part, and including a cutting part 17d in which a side face of the cylinder has been flatly cut at a position corresponding to the claw part 19a of the upper chuck, and a cylindrical part 17c that projects below the base part and has an external diameter smaller than that of the circular hole part.SELECTED DRAWING: Figure 2
Patent JP-2021030592-A (JP)
Title: Inkjet printer
Inventor: KONISHI MISAKI
IPC: B41J2/01
Filed: 2019-08-26
Abstract: To execute printing when leakage-light restricting covers are surely attached.SOLUTION: A printer 10 includes: a front cover 60 for opening and closing a first aperture 58A; a downstream side leakage-light restricting cover 70 which prevents the light irradiated from ultraviolet irradiation devices 26A, 26B from leaking between the front cover 60 and a platen 15 to the outside; and an upstream side leakage-light restricting cover 80 which prevents the light irradiated from the ultraviolet irradiation devices 26A, 26B from leaking to the outside from a second aperture 58B. When a first detection sensor 75 has detected that the downstream side leakage-light restricting cover 70 is attached, and a second detection sensor 95 has detected that the upstream side leakage-light restricting cover 80 is attached, a control device 100 causes ultraviolet curable ink to be discharged from an ink head 24 onto a recording medium 5, and light to be irradiated from the ultraviolet irradiation devices 26A, 26B.SELECTED DRAWING: Figure 3
Patent JP-2020037684-A (JP)
Title: Curable composition
Inventor: AMANO RYOTARO
IPC: C08K5/49
Filed: 2019-08-26
Abstract: To provide a curable composition that suppresses clogging in a spray cancer and a pump, can quickly form a foam in a short time of foaming and curing, and has excellent workability.SOLUTION: A curable composition contains a polyol compound, a foaming agent, a nurating catalyst, a flame retardant, and a polyisocyanate compound, and contains, as the nurating catalyst, a delaying nurating catalyst of a specific amount.SELECTED DRAWING: None
Patent JP-2021035195-A (JP)
Title: Power converter
Inventor: ITO TAKAAKI
IPC: H02M7/48
Filed: 2019-08-26
Abstract: To provide a power converter that is able to securely correct a zero point of an electrical current sensor, compared to a conventional power converter.SOLUTION: A power converter disclosed in the present description comprises a boosting circuit, a power conversion circuit, an electrical current sensor, and a control unit. The boosting circuit has a first switching element that boosts a voltage of a power source. The power conversion circuit has a second switching element that converts output of the boosting circuit into drive power for a travel motor. The electric sensor measures an electrical current flowing between the power source and the travel motor. The control unit controls the first switching element and the second switching element. The control unit turns off both the first switching element and the second switching element and, based on the measurement values of the electrical current sensor at the time, corrects a zero point of the electrical current sensor. This power converter acquires a measurement value for the zero-point correction after bringing about a state in which an electrical current flowing through the power converter is securely made to be zero by turning off the switching element for boosting and the switching element for power conversion.SELECTED DRAWING: Figure 4
Patent JP-2021031450-A (JP)
Title: Antibacterial titanium oxide powder and method for producing the same
Inventor: HIROTA TAKESHI
IPC: C01G23/047
Filed: 2019-08-27
Abstract: To provide a titanium oxide powder exhibiting excellent antibacterial properties in the dark and a method for producing the same.SOLUTION: The titanium oxide powder can be produced by adding at least one of a salt containing potassium (K) and a salt containing phosphorus (P) to a titanium oxide (TiO2) powder of anatase crystals and mixing them, heat-treating the mixture at a temperature of 600-800°C where an anatase phase does not phase transition into a high-temperature phase, rutile crystals, and containing at least one of 0.5 to 5.0 atom% K and 0.55 to 10.8 atom% P. When both the salt containing K and the salt containing P are added, the atomic ratio added K:added P is preferably 1:2.5 to 3.5, and the heat treatment is preferably performed in oxygen.SELECTED DRAWING: Figure 1
Patent JP-2021035007-A (JP)
Title: Actuator and panel speaker
Inventor: KUMAGAI YOSHINORI
IPC: H04R1/02
Filed: 2019-08-29
Abstract: To provide an actuator in which a coil can efficiently be mounted in a support, and to provide a panel speaker.SOLUTION: In an actuator, a coil is held by a cylindrical part 611 of a coil holder 61, and the coil holder 61 is held by an end plate part 31 of a first support member 3. The end plate part 31 is provided with: a first opening 324 that is open toward the other side L2 in an axial direction L; and a first engagement part 326 directed toward one side L1 in the axial direction L in a position adjacent to the first opening 324 on one side CW in a circumferential direction. Therefore, the claw part 615 engages with the first engagement part 326 from the one side L1 in the axial direction L1 by rotating the coil holder 61 toward the one side CW in the circumferential direction after the claw part 615 is radially bent in the coil holder 61 in advance and the claw part 615 is inserted into the first opening 324.SELECTED DRAWING: Figure 9
Patent JP-2021036139-A (JP)
Title: Fuel injection nozzle
Inventor: MATSUMOTO ATSUSHI
IPC: F02M61/18
Filed: 2019-08-30
Abstract: To provide a fuel injection nozzle which attains initial injection with good responsiveness to an injection command.SOLUTION: A nozzle body 2 includes: a conical seat surface 5; a first sac chamber 6 which is formed continuing into the seat surface 5; a first injection hole 7 which is formed continuing into a bottom surface 6C of the first sac chamber 6 from an inner peripheral surface 6A of the first sac chamber 6 to the radial outer side; a second sac chamber 8 communicating with the first sac chamber 6; and a second injection hole 9 opening in the second sac chamber 8. A needle valve 3 has: a second seal part 3A which is formed at the tip side and slidably contacts with an inner peripheral surface 8A of the second sac chamber 8; and a first seal part 3E which is formed closer to the base end side than the second seal part 3A and is seated on or separates from the seat surface 5. In a first lift position, the first seal part 3E separates from the seat surface 5 to open a passage from a nozzle chamber 2A to the first sac chamber 6, and the second seal part 3A blocks a passage from the first sac chamber 6 to the second sac chamber 8.SELECTED DRAWING: Figure 2
Patent JP-2020011074-A (JP)
Title: System and method of monitoring for and reporting on patient-made stimulation therapy programming changes
Inventor: JOHN RONDONI
IPC: A61N1/36
Filed: 2019-08-30
Abstract: To provide a programmer configured to effect communication with, and programming of, an implantable medical device.SOLUTION: The programmer comprises a display 104 and a processor 107 comprising memory and coupled to the display. An interface is coupled to the processor and configured to receive therapy settings data indicative of current therapy settings operative in the implantable medical device and any modifications made to the therapy settings by a patient. The processor is configured to determine if one or more therapy settings have been modified since the last interaction with the patient, and coordinate displaying of the current therapy settings, the one or more therapy settings modified by the patient, and a previous state of the one or more therapy settings modified by the patient on the display.SELECTED DRAWING: Figure 1
Patent JP-2020042267-A (JP)
Title: Illumination system, projection apparatus and illumination control method
Inventor: ZHOU ZHEN CHENG
IPC: F21V23/00
Filed: 2019-09-06
Abstract: To provide an illumination system, a projection apparatus and an illumination control method.SOLUTION: An illumination system 100 includes an excitation light source 140, an optical element 150, a light source driver 130, a temperature sensing module 120, and a controller 110. The excitation light source emits excitation light beam EB. The optical element is located on a transmission path of the excitation light beam. The light source driver drives the excitation light source. The temperature sensing module is located in a neighboring region of the optical element. The temperature sensing module senses a temperature of the neighboring region of the optical element to output a sensing voltage SV. The controller receives the sensing voltage to determine whether the sensing voltage falls out of a predetermined voltage range and outputs a control signal to the light source driver to cause the light source driver to adjust the excitation light beam.SELECTED DRAWING: Figure 1
Patent JP-2020078051-A (JP)
Title: Rear display device, rear display method, and program
Inventor: KIKUCHI KAZUMA
IPC: B60R1/00
Filed: 2019-09-09
Abstract: To provide a rear display device, a rear display method, and a program that allow a driver to check whether there is an abnormal image without hindering the driver's view.SOLUTION: A rear display device includes a display unit, a dimming mirror that is disposed so as to overlap the display surface of the display unit and that displays the periphery of a vehicle as a mirror image, an imaging unit that generates an image by imaging the surroundings of the vehicle, and an image processing unit. The image processing unit converts a camera image 42 to generate a converted image 43 having the same angle of view as the mirror image 41, and overlaps the generated converted image 43 on the mirror image 41 and displays it in a display region 50.SELECTED DRAWING: Figure 4
Patent JP-2021044506-A (JP)
Title: Ultraviolet light irradiation device
Inventor: AO KOJI
IPC: H01L33/48
Filed: 2019-09-13
Abstract: To provide an ultraviolet light irradiation device in which a light source is airtightly sealed, and the airtightness is not easily broken and that has excellent waterproofness.SOLUTION: An ultraviolet light irradiation device 1 according to an embodiment of the present invention includes a wiring board 10, a light emitting element 11 that emits ultraviolet light mounted on the wiring board 10, a container 13 that accommodates the wiring board 10 and the light emitting element 11 and has a light extraction unit that transmits ultraviolet light and takes out the ultraviolet light, an annular component 12 that surrounds the light emitting element 11 and is sandwiched between the wiring board 10 and the container 13, and a sealing resin 14 that airtightly seals an inner region of the annular component 12 and is filled on the outer side of the annular component 12 in the container 13.SELECTED DRAWING: Figure 1
Patent JP-2021046045-A (JP)
Title: Moving object presence notification device
Inventor: SAITO SATOSHI
IPC: B60Q1/50
Filed: 2019-09-17
Abstract: To provide a moving object presence notification device which effectively issues a notification of presence of a moving object in a region around an own vehicle that is a dead angle from a driver of another vehicle.SOLUTION: In the case that another vehicle is present and approaching a vehicle 2, and a moving object moves in a region that is a dead angle from a driver of the other vehicle, a mark for issuing a notification of presence of the moving object is displayed on a road surface at a movement destination of the moving object.SELECTED DRAWING: Figure 4