baber/WOPTO huggingface dataset:
Patent JP-2020125804-A (JP)
Title: Ball screw device
Inventor: MAN YUSUKE
IPC: F16C33/66
Filed: 2019-02-04
Abstract: To provide a ball screw device capable of well absorbing misalignment.SOLUTION: The ball screw device includes a housing, a nut arranged in the housing and having a first screw groove in the inner peripheral face, a screw shaft penetrating through the nut and having a second screw groove in the outer peripheral face, a plurality of balls arranged between the first screw groove and the second screw groove, and a first bearing and a second bearing provided between the housing and the nut while neighboring each other in a first direction parallel to the center axis of the nut, the first bearing and the second bearing each having an outer ring contacting the housing, an inner ring to be rotated together with the nut, and rolling elements provided between the outer ring and the inner ring. An intersection point between the extension line of the contact angle of the first bearing and the extension line of the contact angle of the second bearing corresponds to the center axis of the nut, and a virtual line passing through the center of the inner peripheral face of the nut in the first direction and orthogonal to the center axis of the nut passes between the center of each rolling element of the first bearing and the center of each rolling element of the second bearing.SELECTED DRAWING: Figure 4
Patent JP-2020129451-A (JP)
Title: Negative electrode active material, all-solid battery and production method of negative electrode active material
Inventor: ADACHI MASAKI
IPC: H01M4/38
Filed: 2019-02-07
Abstract: To provide a negative electrode active material in which expansion due to charging is small.SOLUTION: In a negative electrode active material containing a particle group of composite particles 10, the composite particle has a Si-containing phase 1, and a superelastic alloy phase 2. On the profile of the composite particles, when assuming the length of the boundary surface of all superelastic alloy phases is L, the length of the boundary surface where the superelastic alloy phase is in contact with the Si-containing phase is L, and the ratio of the Lto the Lis L/L, the mode is 90% or more, in the frequency distribution of L/L.SELECTED DRAWING: Figure 2
Patent JP-2020132277-A (JP)
Title: Dimming device of lighting device for elevator car
Inventor: TACHIKI HONAMI
IPC: B66B11/02
Filed: 2019-02-12
Abstract: To provide a dimming device of a lighting device for an elevator car by that it is not necessary for a user to separately prepare an instrument for reducing blue light.SOLUTION: A dimming device 9 includes a light absorbing member 10. The light absorbing member 10 is arranged to be fixed to an optical path 12 reaching an intra-car space 3 below a lighting device 2 inside a car 1 from a light emitting surface 7 of a light source 4 of the lighting device 2 of the car 1 of an elevator. The transmittance of the light absorbing member 10 with respect to light with a wavelength in the range of blue light among light emitted from the light source 4 is lower than the transmittance of the light absorbing member 10 with respect to visible light with a wavelength that is larger than the wavelength in the range of blue light among light emitted from the light source 4.SELECTED DRAWING: Figure 2
Patent JP-2020131485-A (JP)
Title: Liquid discharge device
Inventor: MATSUO KENICHIRO
IPC: B41J2/01
Filed: 2019-02-15
Abstract: To provide a liquid discharge device which more properly adjusts an electrostatic charge generated in a medium, although the magnitude of the electrostatic charge varies according to changes in humidity.SOLUTION: A liquid discharge device comprises: a nozzle for discharging a liquid; and a humidity detector for detecting humidity. The liquid discharge device executes: a first operation mode in which a medium is conveyed at a first conveyance speed, when the humidity detected by the humidity detector is higher than a predetermined reference humidity, in order to discharge the liquid on the medium by the nozzle; and executes a second operation mode in which the medium is conveyed at a second conveyance speed lower than the first conveyance speed, when the humidity detected by the humidity detector is equal to the reference humidity or less, in order to discharge the liquid on the medium by the nozzle.SELECTED DRAWING: Figure 4
Patent JP-2020131328-A (JP)
Title: Nanoparticle and method for producing the same
Inventor: AJIRI MASAFUMI
IPC: C01G49/06
Filed: 2019-02-18
Abstract: To provide a technique capable of simply and stably supplying metal oxide nanoparticles in an unstable phase (including a metastable phase) regardless of the type of metal oxide for which an unstable phase is desired to be formed and regardless of the average particle size of nanoparticles.SOLUTION: Nanoparticles of the present invention have a metastable phase metal oxide deposited on the surface. The nanoparticles are obtained by using nano-sized particles made of metal oxide as seed particles, and precipitating metastable metal oxides on the surface of seed particles by hydrothermal treatment of metal oxide precursor in the presence of the seed particles under subcritical water conditions or supercritical water conditions. The seed particles are preferably a metastable phase metal oxide, and hydrothermal treatment is preferably performed in the presence of an organic modifier.SELECTED DRAWING: Figure 2
Patent JP-2020134428-A (JP)
Title: Temperature compensation type balance, movement, and watch
Inventor: NAKAJIMA MASAHIRO
IPC: G04B17/22
Filed: 2019-02-25
Abstract: To provide a high-quality temperature compensation type balance, movement and watch with excellent temperature compensation performance, capable of easily adjusting the inertia moment with high accuracy while suppressing a speed change.SOLUTION: A temperature compensation type balance according to an aspect of the present invention comprises a balance ring 62 provided on a balance stem rotatably around a first axis line by power of a hairspring and having a high expansion part 82 and a low expansion part 81 which are different in thermal expansion coefficient. The balance ring 62 includes: a deformation part 80 which is deformable in the radial direction according to a temperature change due to a difference in the thermal expansion coefficient between the high expansion part 82 and the low expansion part 81; and an adjustment part 64 having a weight part 102 which has the center of gravity at a position eccentric to a second axis line O2 along the radial direction and mounted on the deformation part 80 rotatably around the second axis line O2 in a state in which at least the weight part 102 is restricted from moving in a direction along the second axis line O2.SELECTED DRAWING: Figure 5
Patent JP-2019126047-A (JP)
Title: Method and apparatus for listening based transmission
Inventor: SHI CONG
IPC: H04W72/08
Filed: 2019-02-25
Abstract: To provide an efficient listen before talk (LBT) mechanism in a network with a plurality of beams and operable on an unlicensed spectrum.SOLUTION: A method includes identifying a beam direction for a communication device when there is data destined for the communication device and obtaining a backoff counter for the identified beam direction, and at least one beam direction is selected for listening. During the listening, the backoff counter corresponding to the beam direction is variable. A beam of the at least one beam direction includes a communication device having data destined for the at least one communication device in an effective range. The method further includes scheduling transmission to the communication device at the identified beam direction when the backoff counter corresponding to the beam direction reaches a certain threshold.SELECTED DRAWING: Figure 4
Patent JP-2020141233-A (JP)
Title: Information processing device, control method, and program
Inventor: YOSHIDA TAKEHIRO
IPC: H04N1/00
Filed: 2019-02-27
Abstract: To solve a problem in which no consideration is given to how to reduce a waiting time that occurs when a printed matter is received.SOLUTION: An information processing device that instructs a printing device in a print service area to start printing receives identification information and image data taken by a first device, manages the identification information and the image data in association with each other, and obtains distance information indicating a distance between a second device that a user has and the print service area and the identification information from the second device. When the distance indicated by the acquired distance information is equal to or less than a predetermined distance, the information processing device instructs the printing device in the print service area to start printing the image data associated with the acquired identification information.SELECTED DRAWING: Figure 1
Patent JP-2020139321-A (JP)
Title: Partition structure, and construction method of the same
Inventor: OGINO ATSUSHI
IPC: E04B2/74
Filed: 2019-02-28
Abstract: To provide a partition structure in which a gap is not generated due to a cavity inside a reinforcement rib to have preferable fire resistance, with high workability.SOLUTION: A partition structure 10 comprises: a flat deck 11 including a plurality of reinforcement ribs 12 provided on one face 11D so as to protrude; a partition material 20 abutted to the one face 11D of the flat deck 11; and polyurethane foam 30 filled inside the reinforcement rib 12 and including a flame retardant.SELECTED DRAWING: Figure 2
Patent JP-2019167522-A (JP)
Title: Antifouling composition having antifungal/algicidal persistence
Inventor: YAMABUCHI MAKOTO
IPC: C09D1/02
Filed: 2019-03-07
Abstract: To provide an aqueous coating composition having transparency, storage stability, and antifungal/algicidal persistence.SOLUTION: The present invention provides a composition having antifungal/algicidal persistence, comprising an aqueous dispersion containing metal oxide and/or metal hydroxide, colloidal silica, clay mineral, and inorganic binder. In the composition, the inorganic binder content is 0.05 wt.% or more.SELECTED DRAWING: None
Patent JP-2019160796-A (JP)
Title: Electroluminescent device and display device
Inventor: KIM TAE-HO
IPC: G09F9/30
Filed: 2019-03-11
Abstract: To provide: an electroluminescent device capable of minimizing a leakage current while improving a charge carrier balance and light extraction efficiency of an emission layer; and a display device comprising the same.SOLUTION: An electroluminescent device comprises: a first electrode and a second electrode facing each other; an emission layer disposed between the first electrode and the second electrode and including at least two light emitting particles; a hole transport layer disposed between the first electrode and the emission layer; and an electron transport layer disposed between the emission layer and the second electrode. The electron transport layer comprises: an inorganic layer disposed on the emission layer and comprising a plurality of inorganic nanoparticles; and an organic layer directly disposed on the inorganic layer and having a work function greater than the inorganic layer.SELECTED DRAWING: Figure 1
Patent JP-2019135657-A (JP)
Title: Device, method and graphical user interface for adjusting control external appearance
Inventor: KENNETH KOCIENDA
IPC: G06F3/0488
Filed: 2019-03-11
Abstract: To provide an electronic device that has virtual control with few troublesomeness useful in maintaining an operation state in an application.SOLUTION: An electronic device (portable multi-functional device 100) with a display displays a user interface on the display. The electronic device determines a first set of content-display value for one or more content-display properties of first content corresponding to a region 504 equivalent to the display. The device determines a first set of control-appearance values for one or more control-appearance parameters on the basis of the first set of content-display value. The device displays a control in the region equivalent to the display, and the appearance of control is determined on the basis of the first content and the first set of the control-appearance values.SELECTED DRAWING: Figure 5F
Patent JP-2020149138-A (JP)
Title: Work support system, work support method, and program
Inventor: FUJII AKIRA
IPC: G06Q50/04
Filed: 2019-03-11
Abstract: To provide a work support system, a work support method, and a program for supporting smooth advancement of work.SOLUTION: A work support system supports execution of a user's work by using a display device attached to the head of the user. The work support system comprises: a data management unit that causes a storage unit to store a plurality of types of data including an explanation display image related to the details of work, a dynamic image related to work instructions for the work, and a guidance display image for guiding the user to desired work, and scenario data defining the order to display the plurality of types of data; and a display control unit that controls to display, on a display unit of the display device, the explanation display image, the dynamic image, and the guidance display image, which correspond to the user's specific work process, according to the user's specific work process and the scenario data.SELECTED DRAWING: Figure 4
Patent JP-2020148601-A (JP)
Title: Recognition device, vehicle controller, method for recognition, and program
Inventor: OHARA KAZUMA
IPC: G01S17/87
Filed: 2019-03-13
Abstract: To provide a recognition device, a vehicle controller, a method for recognition, and a program which can appropriately determine the presence of snow accumulation.SOLUTION: The recognition device includes: an acquisition unit in a vehicle, the acquisition unit being capable of changing the direction of an emitting light at least vertically and acquiring the result of detection from a lidar detecting the intensity of a reflected light of the emitted light; a target specification unit for specifying a target on the basis of the result of detection acquired by the acquisition unit; and a determination unit for determining whether there is a snow accumulation on the road where the vehicle is, on the basis of the result of detection acquired by the acquisition unit when a light is emitted from an irradiation direction below a reference direction.SELECTED DRAWING: Figure 2
Patent JP-2020146231-A (JP)
Title: Flow channel switching member and liquid feeding device
Inventor: KAKINOKI TOSHIHIKO
IPC: A61M39/02
Filed: 2019-03-13
Abstract: To provide a flow channel switching member and a liquid feeding device, allowing for suppression of switching error of a liquid feeding state.SOLUTION: The flow channel switching member includes: a housing comprising a first communication port, a second communication port and a third communication port; a connector arrangement portion in which a connector is detachably arranged; and a movable member which is held by the housing in a movable manner, is moved to a first position by arranging the connector on the connector arrangement portion, and is moved to the second position by detaching the connector from the connector arrangement portion. The movable member comprises: a first communication path causing the first communication port and the third communication port to communicate with each other on the first position; a second closing unit closing the second communication port on the first position; a second communication path causing the second communication port and the third communication port to communicate with each other, on the second position; and a first closing unit closing the first communication port on the second position.SELECTED DRAWING: Figure 3
Patent JP-2020153690-A (JP)
Title: Electromagnetic field distribution generation program, filter generation program, and electromagnetic field distribution generation device
Inventor: MIDORI MASATAKA
IPC: G01R29/08
Filed: 2019-03-18
Abstract: To shorten a time required to execute a radiated emission test.SOLUTION: An electromagnetic field distribution generation program causes a computer to execute: a measurement interval data acquisition function which acquires measurement interval data indicating an interval at which at least one of an electric field and a magnetic field of a radiated emission radiated from a radiation source is measured; a correction coefficient calculation function which calculates a correction coefficient using a wavelength of the radiated emission and the interval indicated by the measurement interval data; a cutoff frequency calculation function which calculates a cutoff frequency using the correction coefficient and the frequency of the radiated emission; and an interpolation function which generates a post-interpolation electromagnetic field distribution by applying a low-pass filter having the cutoff frequency to a pre-interpolation electromagnetic field distribution, which is a distribution of at least one of the electric field and the magnetic field of the radiated emission measured at the interval indicated by the measurement interval data.SELECTED DRAWING: Figure 1
Patent JP-2020152651-A (JP)
Title: Novel salmon-derived proteoglycan
Inventor: YAMAGUCHI SHINYA
IPC: A61K8/98
Filed: 2019-03-19
Abstract: To provide a proteoglycan having improved water retention in proteoglycan.SOLUTION: A salmon-derived proteoglycan is provided that satisfies all of the following 1) to 3). 1) The ultimate viscosity is about 21.2dL/g. 2) As an element, the carbon content is about 37 wt.%, the sulfur content is about 6.2 wt.%, and the nitrogen content is about 3.3 wt.%. 3) Uronic acid content by the carbazole sulfuric acid method is 40 wt.% or more, and protein content by the Lowry method is 4 wt.% or less.SELECTED DRAWING: Figure 1
Patent JP-2020155256-A (JP)
Title: Ion implantation device
Inventor: MATSUSHITA HIROSHI
IPC: G21K1/00
Filed: 2019-03-19
Abstract: To suppress a neutron dose rate outside a device.SOLUTION: An ion implantation device 100 includes a device main body 58 and a housing 60 for at least partially surrounding a device body 58. The device main body 58 includes a plurality of units 12, 14, 16, 18 arranged along a beam line BL along which an ion beam is transported, and a substrate transport processing unit 20 arranged at the most downstream of the beam line BL, and has a neutron beam generation source where a neutron beam can be generated by collision of a high-energy ion beam. The ion implantation device 100 further includes a neutron beam scattering member which is arranged at a position where a neutron beam emitted from the neutron beam generation source can be incident in a direction in which the distance from the neutron beam generation source to the housing 60 is equal to or less than a predetermined value.SELECTED DRAWING: Figure 4
Patent JP-2022076026-A (JP)
Title: Method for producing transesterified fat
Inventor: IKENOUE Masahiro
IPC: A21D13/46
Filed: 2019-03-20
Abstract: To provide a production method for a transesterified fat hardly making oiliness feel when making adhere to food and capable of improving the crunchy texture of the food.SOLUTION: A production method for a transesterified fat includes a process of obtaining a mixed fat including an extremely hardened fat A (laurin-based fat), the extremely hardened fat B (palm-based fat) and a fat C (edible oil and fat in which the total content of oleic acid and linoleic acid in a constituent fatty acid is 65 mass% or more but 95 mass% or less), and a trasesterification process of the mixed fat. In the mixed fat, the content of the extremely hardened fat A is 35% in mass% or more but 70% or less; that of the extremely hardened fat B is 10% or more but 45% or less; and that of the fat C is 15% or more but 40% or less.SELECTED DRAWING: None
Patent JP-2020159604-A (JP)
Title: Control method of storage-type hot water supply device
Inventor: MATSUBARA UMI
IPC: F24H1/18
Filed: 2019-03-26
Abstract: To provide a control method of a storage-type hot water supply device capable of preventing supply of hot water of a temperature higher than a hot water supply set temperature even when hot water supply is started in utilizing hot water during standby of hot water supply.SOLUTION: In a storage-type hot water supply device including a hot water storage tank of hot water heated by a heat source machine, a water supply pipe and a hot water tapping pipe connected to the hot water storage tank, a mixing valve connected to a branch pipe of the water supply pipe, the hot water tapping pipe, and a hot water supply pipe, an auxiliary heating pipe branched from the hot water tapping pipe, connected to the hot water tapping pipe, and interposed with a pump and an auxiliary heat source machine, and a hot water utilization pipe for utilizing hot water heated by the auxiliary heat source machine, a control method of the storage-type hot water supply device executes a hot water supply operation control for supplying hot water of a hot water supply set temperature by adjusting a mixing ratio of the mixing valve for mixing high temperature water and low temperature water, and a hot water supply standby control for adjusting the mixing ratio according to a high temperature water inlet hot water temperature of the mixing valve until a standby time passes from the stop of the hot water supply operation control. In the hot water supply standby control, the mixing ratio is adjusted according to the highest hot water temperature at an upstream side with respect to the high temperature water inlet of the mixing valve under a prescribed condition.SELECTED DRAWING: Figure 3
Patent JP-2020158354-A (JP)
Title: Granular fertilizer and method of producing granular fertilizer
Inventor: MORITA TAKESHI
IPC: C05C1/00
Filed: 2019-03-27
Abstract: To provide a granular fertilizer and a method of producing the granular fertilizer, having a slow-release property and high granule hardness with a uniform particle size, and capable of being sprinkled evenly on the farm land.SOLUTION: A granular fertilizer of this invention is obtained by performing compression granulation to 0.1-10 pts.wt. of a compound including at least one type selected from guanidyl group, thiazole ring, and triazole ring with respect to 100 pts.wt. of a nitrogen fertilizer component. The nitrogen fertilizer component includes at least one type selected from ammonium sulfate, ammonium chloride, ammonium nitrate, ammonium phosphate, and urea.SELECTED DRAWING: None
Patent JP-2020160907-A (JP)
Title: Regulator circuit
Inventor: MORIMOTO YUHEI
IPC: G05F1/56
Filed: 2019-03-27
Abstract: To realize an output current detection circuit that can detect an output current with high accuracy in a regulator circuit.SOLUTION: A regulator circuit is comprised of: a voltage divider circuit that divides a voltage of an output terminal to generate a feedback voltage; an error amplifier that outputs a voltage according to a deviation of a feedback voltage with respect to a reference voltage; an output transistor; and an output current detection circuit that detects an output current flowing through an output terminal. The output transistor outputs a constant voltage to the output terminal by outputting a current corresponding to the output voltage of the error amplifier. The output current detection circuit includes: a first current detection circuit configured to detect a current flowing through the output transistor; a second current detection circuit configured to detect a current flowing through the voltage divider circuit; and an output circuit configured to output a current or a voltage according to a difference between the current detected by the first current detection circuit and the current detected by the second current detection circuit.SELECTED DRAWING: Figure 1