baber/WOPTO huggingface dataset:
Patent JP-2020045544-A (JP)
Title: Polycrystal rare earth transition metal alloy powder and method for producing the same
Inventor: ISHIKAWA TAKASHI
IPC: B22F1/00
Filed: 2018-09-21
Abstract: To provide a polycrystal rare earth transition metal alloy powder that can stably realize homogeneous physical properties, and a method for producing the same.SOLUTION: A polycrystal rare earth transition metal alloy powder contains a plurality of polycrystal particles consisting of an intermetallic compound containing a rare earth element and a transition metal element. The polycrystal particle has crystal particles having an area-equivalent circle diameter of 1 μm or smaller in a ratio of 60% or more in terms of count criterion out of the crystal particles constituting the polycrystal particle, and the polycrystal rare earth transition metal alloy powder has a mean particle size of 50 μm or smaller.SELECTED DRAWING: Figure 2
Patent JP-2020046050-A (JP)
Title: Sealing material and speed reducer
Inventor: INOTSUME KAZUYA
IPC: H01R13/52
Filed: 2018-09-21
Abstract: To provide a sealing material that reduces a press fit force needed for a fit.SOLUTION: A sealing material 24 comprises an annular main body 40, and annular protrusion part 41A, 41B, and 42 protrusively provided on peripheral surfaces of the main body 40. At least a portion of the annular protrusion part 41A, 41B, and 42 intersects with reference lines L1, L2, and L3 extending in a peripheral direction of the main body 40.SELECTED DRAWING: Figure 6
Patent JP-2020044575-A (JP)
Title: Ring molding device, and ring molding method
Inventor: KADOTANI YOSHIKI
IPC: B21H1/06
Filed: 2018-09-21
Abstract: To provide a ring molding device 1 by which even if a set of two annular elements Wo are integrally diameter-expanded in the state that end faces S on a cross section thick side are brought into contact with each other, press molding can be performed without provision of a press molding part 9 according to respective directions thereof, and to provide a ring molding method.SOLUTION: A ring molding device 1 for molding a set of two annular elements Wo comprises: a rolling molding part 4 which integrally expands diameters of the set of two annular elements Wo in the state that end faces S on a cross section thick side are brought into contact with each other, and obtains a first molded wheel body Wm1 and a second molded wheel body Wm2; a second transport path 8 for transporting the first molded wheel body Wm1 in a transport direction X; and a rotating mechanism part 7 which rotates the second molded wheel body Wm2 around a virtual straight line, which is substantially orthogonal to the transport direction X, as a rotation axis in a radial direction of the second molded wheel body Wm2, and delivers the same to the second transport path 8.SELECTED DRAWING: Figure 9
Patent JP-2020051453-A (JP)
Title: Automatic speed reduction ratio switching device
Inventor: MASUI RYUICHI
IPC: F16H3/74
Filed: 2018-09-25
Abstract: To switch a speed reduction ratio of drive force output in an automatic speed reduction ratio switching device at a stable switching point without being changed by the ambient environment or a driving rotation speed.SOLUTION: An automatic speed reduction ratio switching device 10 comprises a planetary gear mechanism 16 including: a sun gear 32 which is provided in an input shaft 30; planetary gears 34a, 34b and 34c which are meshed at an outer peripheral side of the sun gear 32; an internal gear 36 which is meshed at an outer peripheral side of the planetary gears 34a, 34b and 34c; and first and second carriers 38 and 40 which are constituted of a semi-hard magnetic material, support the planetary gears 34a, 34b and 34c in a freely rotatable manner and are integrally rotated with revolution of the planetary gears 34a, 34b and 34c. The sun gear 32, the planetary gears 34a, 34b and 34c and the internal gear 36 are helical gears, and first and second magnets 52 and 54 which generate a thrust force in an axial direction are provided between the first and second carriers 38 and 40 and the internal gear 36.SELECTED DRAWING: Figure 2
Patent JP-2020052270-A (JP)
Title: Display device and display system
Inventor: YAMAMOTO TAKAYUKI
IPC: G09G5/38
Filed: 2018-09-27
Abstract: To provide a display device and a display system which help you take an interest in advertisement.SOLUTION: A display device 1 includes: a detection unit 13 for detecting a person; a voice output unit 14 for generating a voice when the detection unit 13 detects the person; and a display control unit 15 that selects, as a selected image, at least one two-dimensional code image from among a plurality of two-dimensional code images associated with a plurality of services provided in a shop registered in advance after the voice output unit 14 generates the voice and displays the selected image on a display 17.SELECTED DRAWING: Figure 4
Patent JP-2020054146-A (JP)
Title: Inverter
Inventor: JOJIMA YUKI
IPC: H02M7/48
Filed: 2018-09-27
Abstract: To provide an inverter capable of suppressing generation of regenerative electric power of a motor in a short circuit of a switching element.SOLUTION: In an electric automobile 100, an inverter 10 is a device for supplying AC power to a motor 5 for travel, with which a plurality of sets of serial connection of upper arm switching elements 12a to 12c and lower arm switching elements 13a to 13c are connected in parallel. The inverter 10 comprises: a plurality of upper arm block switches 14a to 14c; a plurality of lower arm block switches 15a to 15c; and a controller 9. Each upper arm block switch is connected in series with a corresponding upper arm switching element. Each lower arm block switch is connected in series with a corresponding lower arm switching element. The controller 9 blocks a short-circuited switching element from a circuit by opening a corresponding block switch when any switching element is short-circuited.SELECTED DRAWING: Figure 1
Patent JP-2019022232-A (JP)
Title: Support of multi-house hold
Inventor: PAUL BATES
IPC: H04M11/00
Filed: 2018-10-11
Abstract: To provide an embodiment for allowing a user to control a plurality of media reproduction systems by using a single mobile device.SOLUTION: A mobile device is connected to first or second media reproduction system on the basis of reception of first or second house hold identifier (HHID) information, respectively. When the mobile device receives both of the first and second HHIDs, the mobile device is connected to any one of the first and second media reproduction systems on the basis of priority of two systems. If neither first nor second media reproduction system is received by the mobile device, a user is promoted addition of a third media reproduction system when the mobile device receives the third HHID. In a user interface of the mobile device, when receiving input information that the mobile device is connected to the third media reproduction system, connection with the mobile device and the third media reproduction system is established.SELECTED DRAWING: Figure 6
Patent JP-2020063698-A (JP)
Title: Fuel supply device
Inventor: SHIMIZU TAKEHIRO
IPC: F02M37/00
Filed: 2018-10-17
Abstract: To provide a technology capable of suppressing narrowing of an inner portion of a guide pipe.SOLUTION: A fuel supply device supplying a fuel from a fuel tank to an internal combustion engine, includes a pressure regulation valve for regulating a pressure of the fuel by discharging a part of the fuel supplied from the fuel tank to the internal combustion engine, and a guide pipe for guiding the fuel discharged by the pressure regulation valve to the inside of the fuel tank. The guide pipe has a plurality of openings penetrated from an inner surface toward an outer surface of the guide pipe, and the plurality of openings may be arranged along a guide direction for guiding the fuel by the guide pipe.SELECTED DRAWING: Figure 1
Patent JP-2020064222-A (JP)
Title: Management system and method for controlling management system
Inventor: MAKINODAN JIRO
IPC: B41J29/38
Filed: 2018-10-19
Abstract: To make it possible, even when image formation is performed in a condition different from a manner where an image forming apparatus is normally used, to predict the remaining amount of a recording agent with the addition of the condition, and to make it possible to prevent stagnation in a user's operation due to delay in delivery of the recording agent and reduce a dealer's burden on transportation cost.SOLUTION: An image forming apparatus 101 transmits, to a remaining amount prediction system 201, usage result information based on image formation actually performed by the image forming apparatus 101. The image forming apparatus 101 receives setting of information on a scheduled date, the scheduled number of outputs, and a scheduled output image (information with which a video count value of a scheduled output image, such as an image pattern can be specified) as image formation schedule information (S501 to S507), and transmits the setting to the toner remaining amount prediction system 201 (S508). The toner remaining amount prediction system 201 predicts the remaining amount of toner stored in a toner bottle of the image forming apparatus 101 based on the usage result information and the schedule information transmitted from the image forming apparatus 101 (S510 to S515).SELECTED DRAWING: Figure 6
Patent JP-2019083809-A (JP)
Title: Lactic fermentation food products and production method of the same
Inventor: MASUDA YOSHIO
IPC: A23C11/10
Filed: 2018-10-23
Abstract: To provide a method capable of efficiently and surely producing lactic fermentation food products containing various kinds of active ingredients including β-glucan, hericenones, and erinacines with good balance, having integrally and comprehensively improved functionality, and containing much useful viable cells, and having excellent conservation.SOLUTION: There is provided a production method of solid lactic fermentation food products, in which a raw material derived from soy beans, saccharide, and natural hard water having a reducing power that imparts active hydrogen are mixed, followed by heating to sterilize, further followed by adding plant-derived lactic acid bacterium to cause lactic fermentation, followed by drying to solidify, further followed by mixing Hericium erinaceum powder and a raw material derived from ginko leaves. There is provided a production method of liquid lactic fermentation food products, in which by boiling a mixture of natural hard water having reducing power of imparting active hydrogen and soy beans, a soy bean extract is eluted in an aqueous phase, followed by filtering to remove soy beans residue, and obtained soy bean extract, the Hericium erinaceum powder, the raw material derived from ginko leaves and saccharide are mixed, followed by sterilizing by heating, further followed by adding plant-derived lactic acid bacterium to perform lactic fermentation.SELECTED DRAWING: Figure 2
Patent JP-2019015741-A (JP)
Title: Imaging inspection device, imaging inspection method, imaging inspection program, and computer readable recording medium as well as instrument
Inventor: SUN ZHUOLI
IPC: G06T7/586
Filed: 2018-10-23
Abstract: To make it possible to more easily and more robustly inspect damage or printing, using a photometric stereo method.SOLUTION: An imaging inspection device comprises: imaging means that is to image a plurality of partially illuminated images different in an illumination direction by imaging a work W from a fixed direction at an illumination timing for lighting each illumination block by illumination control means; normal line vector calculation means 41a that uses a pixel value for each pixel in a corresponding relationship between the plurality of partially illuminated images to calculate a normal line vector n of each pixel, which varies in accordance a change in relative relationship between the imaging means in an optical axis direction of the imaging means and the illumination block therein, with respect to a surface of the work W; contour image generation means 41b that applies differential processing to the calculated normal line vector n of each pixel in an X direction and Y direction, and generates a contour image indicative of a contour of a tilt of the surface of the work W; display means that is capable of displaying the contour image; inspection area setting means that is capable of setting an inspection area on a contour extracted image; and inspection means that is to conduct inspection in the inspection area.SELECTED DRAWING: Figure 1
Patent JP-2019013804-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2018-10-24
Abstract: To provide a game machine capable of promptly finding a failure of the game machine.SOLUTION: A game machine gives game value to a player. The game machine includes a main control device for controlling progress of a game, a peripheral control device for controlling a performance in a game, and an accessory that is controlled by the peripheral control device and is operated. The main control device is configured such that various pieces of information can be transmittable to the peripheral control device. The peripheral control device includes operation execution means for allowing the accessory to operate when specific information is received from among the various pieces of information transmitted by the main control device. When voltage of a power supply supplied to the game machine is at an abnormal value, the accessory is operable in a predetermined pattern regardless of whether the accessory is operating or not, by receiving the specific information.SELECTED DRAWING: Figure 384
Patent JP-2020070964-A (JP)
Title: Heating apparatus
Inventor: NAKAMURA MASAHARU
IPC: F24H3/06
Filed: 2018-10-31
Abstract: To provide a heating apparatus capable of increasing a radiation heat quantity for radiation heating.SOLUTION: In a heating apparatus including a burner portion 1, a heat collection portion 7 disposed at an upper part of the burner portion 1, a red-heat cylinder 9 suspended from the heat collection portion 7, a combustion cylinder 6 disposed in the red-heat cylinder 9 for communicating the burner portion 1 with the heat collection portion 7 as a sealed space, a warm air fan, a heat exchanger 11 communicating the warm air fan with the heat collection portion 7, and a radiation portion disposed on a front surface of the device, the combustion cylinder 6 is formed into a hollow square pole shape, and a substantially square intermediate plate 35 is disposed at an upper portion inside of the combustion cylinder 6. As a clearance portion 42 is formed between an outer periphery of the intermediate plate 35 and an inner periphery of the combustion cylinder 6, the combustion cylinder 6 is heated by flow of a combustion gas passing through the clearance portion 42 between the intermediate plate 35 and the combustion cylinder 6, and the combustion cylinder 6 is heated by the red-heat cylinder 9 and the combustion gas so that a radiation quantity can be increased.SELECTED DRAWING: Figure 3
Patent JP-2020069882-A (JP)
Title: Tire fixture
Inventor: YUNOKI SHIGERU
IPC: B60T3/00
Filed: 2018-10-31
Abstract: To provide a tire fixture which is easy to remove and store and is capable of preventing forgetting to remove.SOLUTION: A tire fixture 1 includes: a pair of back and forth stoppers 10, 11 embedded in a gap between the ground 50 and the tire 51; a rope 20 where an end part of a front side part 22 is fixed to a front with a central bent part 21 in between and an end part of a back side part 23 is fixed to a rear side; a rope holding part 30 holding the front side part and the back side part; and a magnet 40 fixed to the rope holding part. A position of the rope holding part can be changed along the rope. Since the rope holding part is fixed to the magnet, the rope holding part can be magnetized to a chassis 60 or the like. Since the rope holding part is positioned above the ground, a user can easily visualize the rope holding part, and it is possible to prevent forgetting to remove the tire fixture from a tyre. The rope holding part is moved near the stoppers, so that the stoppers can be held in the state that they are adhered to each other.SELECTED DRAWING: Figure 1
Patent JP-2020069327-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2018-11-02
Abstract: To provide a game machine capable of suppressing the occurrence of defects due to accumulation of game media.SOLUTION: In a variable winning ball device, a game ball P in an enterable state can enter an electric accessory winning port by moving on a slide member 704 to the right. The slide member 704 includes a first inclined surface portion that is inclined downward to the right and a second inclined surface portion that is arranged on the opposite side of the electric accessory winning port with respect to the first inclined surface portion. The second inclined surface portion is inclined with respect to the first inclined surface portion so that the game ball P is more difficult to move to the right than the first inclined surface portion.SELECTED DRAWING: Figure 25
Patent JP-2020013099-A (JP)
Title: Optical element and manufacturing method therefor
Inventor: CHEN CHANG WEI
IPC: G02B5/26
Filed: 2018-11-07
Abstract: To provide a method of manufacturing an optical element.SOLUTION: A manufacturing method disclosed herein comprises the steps of: providing a substrate; and forming a plurality of first dielectric layers, a plurality of metal layers of silver or an alloy thereof, and a plurality of second dielectric layers on the substrate. The plurality of first dielectric layers and the plurality of metal layers are alternately formed on the substrate. The plurality of second dielectric layers are formed on surfaces of the plurality of metal layers on a side opposite the substrate side, and located between the plurality of metal layers and the plurality of first dielectric layers. An optical element produced by such method is also provided.SELECTED DRAWING: Figure 1
Patent JP-2020076373-A (JP)
Title: Internal combustion engine system
Inventor: ASANUMA DAISAKU
IPC: F02D45/00
Filed: 2018-11-08
Abstract: To provide an internal combustion engine system which can learn an air-fuel ratio while suppressing the lowering of a purge flow rate and the deterioration of evaporative emission.SOLUTION: In this internal combustion engine system 1, a control part 19 performs purge control during the execution of A/F feedback learning, detects a purge concentration after the execution of the A/F feedback learning, calculates an A/F feedback learning correction value which is obtained by offsetting a value of a contribution amount of the purge concentration from the A/F feedback learning value, prohibits an update of the A/F feedback learning correction value until the purge control is stopped after the calculation of the A/F feedback learning correction value, and detects the purge concentration on the basis of an air-fuel ratio displacement amount.SELECTED DRAWING: Figure 1
Patent JP-2020078011-A (JP)
Title: Switch control device, switch control method, and switch control program
Inventor: OKADA FUMIYA
IPC: H04L12/70
Filed: 2018-11-09
Abstract: To provide a switch control device capable of merging a VLAN without interrupting communication.SOLUTION: The switch control device is configured to: when a first VLAN is set on a first switch and a second VLAN is set on a second switch, control a filter of the second switch so that a frame transmitted on the first VLAN is not sent to a device belonging to the second VLAN; control the filter of the first switch so that a frame transmitted on the second VLAN is not transmitted to a device belonging to the first VLAN; control the second switch so that a frame that includes a piece of information identifying the first VLAN is sent to a layer 2 network; control the second switch to receive a frame including the information identifying the first VLAN from the layer 2 network; and control the second switch so that the frame that includes the information for identifying the second VLAN is not sent to the layer 2 network.SELECTED DRAWING: Figure 1
Patent JP-2020079910-A (JP)
Title: Developing device, process cartridge, and image formation device
Inventor: OKA TAKUYA
IPC: G03G21/18
Filed: 2018-11-14
Abstract: To provide a developing device that prevents generation of density unevenness attributed to potential unevenness by maintaining high chargeability for a long period of time.SOLUTION: A developer carried by a developer carrier contains a toner and the Martens hardness of the toner measured under the maximum load condition of 2.0×10N is between 200 MPa to 1100 MPa. When the press-contact pressure of a regulating member for regulating the developer carried by the developer carrier on the surface of the developer carrier is N (gf/mm) and the press-contact pressure of a supply member for supplying the developer to the developer carrier by making contact with the developer carrier on the surface of the developer carrier is D (gf/mm), the following is satisfied: D+2×N-6≥0, 1.5≤N≤4.5, and 2.0≤D≤4.5.SELECTED DRAWING: Figure 2
Patent JP-2020085931-A (JP)
Title: Liquid crystal display device
Inventor: KAWAHIRA YUICHI
IPC: G02F1/13363
Filed: 2018-11-15
Abstract: To provide a liquid crystal display device that has an external light reflection suppressed, is excellent in outdoor visibility, and can suppress deterioration of a parallax mixed-color.SOLUTION: A liquid crystal display device comprises: a liquid crystal panel; and an a circular polarizer 10 that is provided on an observation surface side of the liquid crystal panel. The circular polarizer comprises, in order from the observation surface side, a linear polarizer 11 and an out-cell retardation plate 12, and the liquid crystal panel comprises: a thin film transistor substrate 20; a color filter substrate 40 that faces the thin film transistor substrate, and has black matrix 43; a horizontal alignment liquid crystal layer 30 that is provided between the thin film transistor and the color filter substrate; and an in-cell retardation plate 60 that, of the thin film transistor substrate and color filter substrate, is provided in the substrate arranged on the observation surface side. In the liquid crystal display device, the in-cell retardation plate is provided outside an area between the black matrix and the horizontal alignment liquid crystal layer.SELECTED DRAWING: Figure 1
Patent JP-2020085468-A (JP)
Title: Optical measurement device of surface pores on inner peripheral surface, and measurement method for porosity
Inventor: YAMAZAKI HIROSHI
IPC: G01B11/24
Filed: 2018-11-15
Abstract: To properly measure a surface porosity of the inner circumferential surface of a measurement object composed of a sintered body without breaking the object.SOLUTION: In a state in which a probe 7 is inserted in a hole of the measurement object 100, the light beam passes through a part of a translucent member while being rotationally radiated from the inside of the probe. By irradiating an inner peripheral surface of the hole, which is located outside the probe, with the light beam, and collecting and analyzing the reflected light from the inner peripheral surface, surface pores on the inner peripheral surface of the probe are measured. The probe is configured to have an optical fiber 1 incorporated in a pipe, at least one optical path conversion means incorporated inside a translucent pipe 4 on the distal end side of the optical fiber, and a motor for rotationally driving one or both of the optical fiber and the optical path conversion means. The probe is configured to rotationally radiate the light beam via the optical path conversion means, and acquires reflected light from the inner peripheral surface of the measurement object.SELECTED DRAWING: Figure 6