baber/WOPTO huggingface dataset:
Patent JP-2021131481-A (JP)
Title: Carrier for developer, developer, image forming apparatus, and image forming method
Inventor: UCHIHASHI YUMA
IPC: G03G9/113
Filed: 2020-02-20
Abstract: To provide a carrier for developer that can be applied to a positively-electrified toner, has a coat layer with high dispersibility, and can prevent fogging occurring on a formed image.SOLUTION: A carrier for developer includes a carrier particle. The surface of the carrier particle has a sea-island structure including a sea part and island parts. The island parts contain a nitrogen-containing silicone resin. The sea part contains a non-nitrogen-containing silicone resin. The area ratio of the island parts in the total area of the surface of the carrier particle is 20% or more and 40% or less.SELECTED DRAWING: Figure 2
Patent JP-2021130437-A (JP)
Title: Display device for vehicle
Inventor: SATO TAKUMI
IPC: G01D7/00
Filed: 2020-02-21
Abstract: To provide a display device for a vehicle, which enables overspeed or a margin to the overspeed to be visually recognized by intuition.SOLUTION: When a travel speed of a vehicle does not exceed a legal speed for a guideway, a control part 2 makes a display part 1 display an instrument part 3A as an instrument part 3. The instrument part 3A is arranged so that a tip of a first bar 31A and a tip of a second bar 32 can face each other, and they are mutually expanded/contracted. Such a constitution enables a margin to an excess over the legal speed to be visually recognized by intuition in accordance with an interval between the tip of the first bar 31A and the tip of the second bar 32.SELECTED DRAWING: Figure 3
Patent JP-2021135440-A (JP)
Title: Image forming apparatus
Inventor: FUJISAWA KUNIAKI
IPC: G03G21/12
Filed: 2020-02-28
Abstract: To simplify operations for replacing a developer storage section and a waste developer storage section.SOLUTION: An image forming apparatus has: a unit main body section; a developer storage section; a waste developer storage section that stores waste developer; a first attachment and detachment detection section that detects the attachment and detachment of the developer storage section; a second attachment and detachment detection section that detects the attachment and detachment of the waste developer storage section; and a notification processing section that performs notification. The image forming apparatus has: a developer storage section state determination section that determines the state of the developer storage section; a waste developer storage section state determination section that determines the state of the waste developer storage section; and a notification processing section that performs notification. If the waste developer storage section is not detached until a predetermined time elapses, a notification for urging replacement of the waste developer storage section is cancelled in accordance with the amount of waste developer in the waste developer storage section.SELECTED DRAWING: Figure 1
Patent JP-2021135951-A (JP)
Title: Distribution system, moving image generation device and moving image generation method
Inventor: KAWAKAMI KAZUO
IPC: G06Q30/02
Filed: 2020-02-28
Abstract: To enable easy purchase of a commodity appeared in a distribution moving image.SOLUTION: A distribution system includes a distribution server 1 and a viewer terminal 7. The distribution server 1 has a distribution part 11 that distributes a moving image and link information attached with a link to a sales site at which a commodity can be purchased at a display position of the commodity appeared in the moving image. The viewer terminal 7 has: a display 71 that receives the moving image and the link information and displays the moving image on a screen; an operation detection part 73 that detects a selection operation against the screen displaying the moving image; and a controller 72 that displays the sales site on the display 71 if the link to the sales site is attached at an operation position where the selection operation is detected.SELECTED DRAWING: Figure 2
Patent JP-2021138829-A (JP)
Title: Yellow ink, ink set, ink container, recording apparatus, and recording method
Inventor: NAKAMURA YUTA
IPC: B41M5/00
Filed: 2020-03-04
Abstract: To improve image glossiness in an image formed using a yellow ink containing a yellow coloring material excellent in light stability such as pigment yellow 138, etc., the image glossiness having been insufficient in pigment yellow 138 excellent in light stability and a yellow ink containing water, which are conventionally disclosed.SOLUTION: A yellow ink contains water, a resin and a coloring material. The resin is an urethane resin particle. The coloring material has at least one of pigment yellow 138 and pigment yellow 150.SELECTED DRAWING: None
Patent JP-2021139575-A (JP)
Title: Transportation refrigeration unit and transportation container
Inventor: TAGAWA HIROTAKA
IPC: F25D11/00
Filed: 2020-03-06
Abstract: To provide a transportation refrigeration unit which can increase the efficiency of a work of attaching a heater.SOLUTION: A transportation refrigeration unit includes a heat exchanger 60, a heater H provided below the heat exchanger, and a first member 63 provided in the heat exchanger for temporarily placing the heater.SELECTED DRAWING: Figure 4
Patent JP-2021143792-A (JP)
Title: Method of suppressing corrosion fatigue of evaporation pipe in boiler
Inventor: SAKAI MIZUYUKI
IPC: C02F5/10
Filed: 2020-03-12
Abstract: To effectively suppress corrosion fatigue of an evaporation pipe of a boiler caused by repeated stress due to a corrosive environment and existence of scale.SOLUTION: In a method of suppressing corrosion fatigue of an evaporation pipe of a boiler, a dissolved oxygen concentration of boiler water is controlled to be 1.0 mg/L or less. Ion exchange water is preferably used for the boiler water, and preferably, a scale dispersant is made to exist in the boiler water.SELECTED DRAWING: Figure 1
Patent JP-2021151077-A (JP)
Title: Power conversion device and control method of power conversion device
Inventor: NAKAO TAKUYA
IPC: H02M7/48
Filed: 2020-03-18
Abstract: To solve the problem in an increase in harmonics contained in voltage and current generated by a power conversion unit due to breakage of the symmetry of an output voltage accompanying a phase shift between a voltage command value and a carrier wave when a carrier wave frequency cannot be set sufficiently high in relation to the voltage command value.SOLUTION: A power conversion device includes: a power conversion unit that converts electric power by controlling the on-off of a plurality of switching elements; and a gate pulse generation unit that generates a gate pulse signal of controlling the on-off of the switching elements on the basis of first voltage command values of a plurality of phases that indicate a desired output voltage. The gate pulse generation unit generates a carrier wave whose phase is synchronized to the first voltage command value on the basis of each of the first voltage command values of the plurality of phases. The carrier wave is added to the first voltage command value to generate a second voltage command value.SELECTED DRAWING: Figure 3
Patent JP-2021151833-A (JP)
Title: Control device of series hybrid vehicle
Inventor: AMANO TAKASHI
IPC: F02D45/00
Filed: 2020-03-24
Abstract: To provide a control device of a series hybrid vehicle which can intend to acquire both electric power generation by an electric generator and reduction of rise in temperature of catalyst by exhaust gas.SOLUTION: A control device of a series hybrid vehicle comprises an engine, a catalyst which is provided on an exhaust route of the engine and purifies exhaust gas, an electric generator which generates electricity by power outputted from the engine, a battery which stores electric power generated by the electric power generator, and an electric motor for traveling which drives by using the electric power of the battery. The control device includes information acquisition means which acquires information concerning temperature of the catalyst and alteration means which alters operation point of the engine to operation point which reduces temperature of the exhaust gas while executing the electric power generation by the electric generator if the information concerning the temperature of the catalyst is information which information concerning the temperature of the catalyst corresponds to information of time when the temperature of the catalyst is prescribed temperature or more.SELECTED DRAWING: Figure 1
Patent JP-2021153536-A (JP)
Title: Mower
Inventor: TAKAHASHI HIROTO
IPC: A01D34/82
Filed: 2020-03-30
Abstract: To provide a mower capable of reducing unmown grasses compared to a conventional technique.SOLUTION: A mower includes: a cutting part capable of cutting grasses; a machine body having the cutting part and a cover for covering the cutting part from above; and a state control part 514 for controlling at least either the cutting part or the cover when a predetermined condition is satisfied so as to cut at least either grasses in a space disposed between the cutting part and the cover in the cutting part, or grasses in the outside of the cover.SELECTED DRAWING: Figure 2
Patent JP-2021157120-A (JP)
Title: Fixing device and image forming apparatus
Inventor: ONISHI TAIZO
IPC: G03G15/20
Filed: 2020-03-30
Abstract: To provide a fixing device that can prevent a deterioration in image quality.SOLUTION: A fixing device fixes a toner image carried on a sheet to be conveyed through application of heat and pressure, and comprises: an endless fixing belt; a fixing pad 56 that is arranged on the inside of a circulation path of the fixing belt and has a slide contact surface 80 in slide contact with an inner peripheral surface of the fixing belt; and a pressure roller that presses the fixing pad 56 with the fixing belt therebetween to form a fixing nip 57. On the slide contact surface 80, a portion between a start edge and an end edge in a sheet conveyance direction in the fixing nip 57 projects. A flat first surface 71 are formed between a projection edge and the start edge, and a flat second surface 73 is formed between the projection edge and the end edge. A virtual plane 95 obtained by extending the first surface 71 and a virtual plane 96 obtained by extending the second surface 73 intersect with each other at an angle so that the slide contact surface 80 projects toward the pressure roller.SELECTED DRAWING: Figure 3
Patent JP-2020147755-A (JP)
Title: Gravure or flexographic ink, and use thereof
Inventor: TOJO TOKUJIRO
IPC: B32B27/40
Filed: 2020-03-31
Abstract: To provide a gravure or flexographic ink, and specifically a gravure or flexographic ink using a polyurethane resin made from biomass and has favorable printability, favorable laminate strength in a stack, little influence on leaching into contents in a packaging bag using the laminated stack, and little odor after printed.SOLUTION: There is provided a gravure or flexographic ink with a binder resin including a biomass polyurethane resin, where the polyurethane resin comprises a structural unit derived from a polyester polyol obtained by a condensation reaction between a dibasic acid and a diol. The dibasic acid contains at least one biomass dibasic acid selected from succinic acid, sebacic acid and dimer acid. The diol includes a branched diol and a linear diol.SELECTED DRAWING: None
Patent JP-2021164038-A (JP)
Title: Management system and server unit
Inventor: KODAMA YOSHIHIRO
IPC: H04Q9/00
Filed: 2020-03-31
Abstract: To provide a management system and a server unit, capable of acquiring management information on a management object apparatus even when communication between the management object apparatus and the server unit is disabled.SOLUTION: A management system is composed of: a remote management system that includes a management object apparatus, a server unit, and an operation terminal device connected using communication channels and stores operation information on the management object apparatus in the server unit; and a non-management object apparatus that does not belong to the remote management system. The management system comprises a supply terminal device for acquiring partial data of operation information on the non-management object apparatus and transmitting the partial data to the server unit. The server unit comprises a derivation unit that derives management criterion information to be a management criterion on the basis of the operation information on the management object apparatus and derives management information on the non-management object apparatus on the basis of the management criterion information and the partial data of the operation information on the non-management object apparatus transmitted from the supply terminal device.SELECTED DRAWING: Figure 2
Patent JP-2021146153-A (JP)
Title: Inspection environment improving device in magnetic resonance imaging device
Inventor: SANPEI TADASHI
IPC: A61B5/055
Filed: 2020-03-13
Abstract: To improve discomfort of a subject such as blocked feeling and provide a comfortable inspection environment by imaging an image of sky and the like by an optical means on a top surface part inside an imaging space in an inspection by an open-type MRI apparatus.SOLUTION: Since a strong leakage magnetic field exists in the vicinity of a MRI apparatus, it is necessary to arrange an image projection device at a distance beyond the scope of being affected. Accordingly, the focal distance of the image projection device is extended by a long focal distance lens (3). Also, the image is optically guided by a reflection tool (4) to an upper surface inside the imaging space in accordance with the installation situation in an inspection room. The projection imaging content is supplied from an imaging reproduction device (6), and a reverse distortion is added to the imaging content in advance in order to correct the impact of the optical image distortion in the upper surface of the imaging space.SELECTED DRAWING: Figure 1
Patent JP-2021160670-A (JP)
Title: Manufacturing method for wayside coil
Inventor: KUGAYA AKIRA
IPC: H04B5/00
Filed: 2020-04-02
Abstract: To suppress positional deviation of a wayside coil substrate 10, prevent deterioration in yield, and prevent deterioration in water proof property and vibration resistance of a wayside coil 1 when making a resin outer shell 40 by covering the wayside coil substrate 10 by a resin mold sheet (for example, SMC sheets 41, 42) and compression molding by press molding.SOLUTION: Compression molding is carried out by using positioning pins 56 projected toward one mold of either an upper die 51 or a lower die 52 for press molding from at least two positions (for example, from four corners of a rectangular substrate) of the wayside coil substrate 10 and in a state with each positioning pin 56 inserted in positioning holes 55 provided on one of the molds (preferably the lower die 52).SELECTED DRAWING: Figure 4
Patent JP-2021034011-A (JP)
Title: Computer system with forced self-authentication function
Inventor: YUVAL KIRSCHNER
IPC: G06F21/64
Filed: 2020-04-11
Abstract: To provide a computer system and a forced self-authentication method with a forced self authentication function for regularly forcing self-authentication and reducing a security risk.SOLUTION: A computer system 102 includes: a memory; a processor configured to execute software, including an authentication program that authenticates data stored in the memory; and an authentication implementation hardware coupled to the processor and configured to verify whether the processor executes the authentication program periodically with at least a specified frequency, and whether the authentication program successfully authenticates the data.SELECTED DRAWING: Figure 1
Patent JP-2021168747-A (JP)
Title: Device, program, program and method for supporting generation of 3d model of artificial leg cover, and artificial leg cover
Inventor: ANDO FUMINORI
IPC: A61F2/60
Filed: 2020-04-14
Abstract: To support the manufacturing of an artificial leg cover matching an individual artificial leg.SOLUTION: According to an embodiment of the present invention, a 3D model generation support device 10 is connected communicably to a user terminal 20 through a communication network NW, and has a function for supporting the generation of a 3D model of an artificial leg cover covering an artificial leg. The device 10 supports the generation of the 3D model of an artificial leg cover having an attachment matching a support part of an artificial leg different in each user from support of generation of a 3D model of an attachment constituting the artificial leg cover and to be detachably attached to the support part on the basis of support part information about the support part for supporting a socket, and consequently supports the manufacturing of the artificial leg cover satisfactory to be attached to an individual artificial leg.SELECTED DRAWING: Figure 1
Patent JP-2021169193-A (JP)
Title: Vapor deposition film and laminate including the same
Inventor: MURATA TAICHI
IPC: B32B27/32
Filed: 2020-04-17
Abstract: To provide a vapor deposition film that expresses excellent gas barrier properties, low-temperature heat sealability, and blocking resistance comparable to those of the conventional vapor deposition film made of petroleum-derived polyethylene resin and can use plant-derived polyethylene resin instead of the petroleum-derived one to achieve a biomass level beyond a target level, thereby contributing to reduction in environmental load, and to provide a laminate including the same.SOLUTION: A vapor deposition film has a polyolefin film containing plant-derived polyethylene of 5 wt.% or more. At least one side of the polyolefin film is provided with a vapor deposition layer. There is also provided a laminate including the same.SELECTED DRAWING: None
Patent JP-2021173528-A (JP)
Title: Position detector
Inventor: ITO TAKESHI
IPC: G01D5/245
Filed: 2020-04-17
Abstract: To provide a position detector for suppressing damage.SOLUTION: A position detector includes: a detection unit that outputs a signal according to the change in the position of a detection target; sensors 31 and 32 having resin portions 314 and 324 covering the detection unit; and a cover 60 that is formed of a resin having a coefficient of linear expansion different from the coefficient of linear expansion of the resin portions 314 and 324 and covers a part of the resin portions 314 and 324 so that the resin portions 314 and 324 protrude. The resin portions 314 and 324 include a protruding surface and side surfaces 412 and 415; the cover 60 has a covering surface 630, inclined surfaces 632 and 635 connected to the covering surface 630 and the side surfaces 412 and 415, and a convex portion projecting in the projecting direction of the resin portions 314 and 324; the convex portions are connected to the side surfaces 412, 415 and the inclined surfaces 632, 635.SELECTED DRAWING: Figure 4
Patent JP-2021172484-A (JP)
Title: Open-close device, transport device and image forming apparatus
Inventor: TOYAMA HIDEHIKO
IPC: G03G15/00
Filed: 2020-04-24
Abstract: To provide an open-close device adapted to suppress the occurrence of impact sound during opening of the open-close member while preventing the increase of cost and size of the device.SOLUTION: An open-close device 36 has an open-close member 24 that is allowed to open and close relative to a device body 2, a fixed member 28 that is provided on the open-close member 24 and fixed to the open-close member 24, a movable member 29 that is supported displaceably on the fixed member 28 and can go into/out of contact with the fixed member 28, and a link member 34 that reduces the speed of movement of the movable member 29 spaced from the fixed member 28.SELECTED DRAWING: Figure 8
Patent JP-2020110731-A (JP)
Title: Game machine
Inventor: KAWASHIMA SATORU
IPC: A63F7/02
Filed: 2020-04-28
Abstract: To provide a game machine with an improved amusement of games.SOLUTION: If identification information for indicating a first discrimination result is displayed, a privilege game becoming advantageous to a player is performed. After the privilege game is finished, a first game state is set. Further, a second game state more advantageous to the player than the first game state can be set. If the second game state is being set by game state setting means, a privilege game presentation is performed by pseudo privilege game presentation performance means in a pseudo manner.SELECTED DRAWING: Figure 1
Patent JP-2021172416-A (JP)
Title: Egg container conveying system and egg container storage body
Inventor: TOMOSUE TAKUMA
IPC: B65B23/02
Filed: 2020-04-30
Abstract: To provide an egg container conveying system that can convey egg containers even if restrictions in a height direction are applied to egg container storage bodies.SOLUTION: An egg container conveying system 1 includes an egg container conveying part 5 for conveying egg containers 2 to a temporary storage table 4 for temporarily placing the egg containers 2, a temporary storage table conveying part 7 for conveying the temporary storage table 4 on which the egg containers 2 are temporarily placed into the egg container storage body 6 that has restrictions in a height direction and an opening 61 in the front and loading/unloading means 12 for loading and unloading the egg containers 2 from the temporary storage table 4 to/from the egg container storage body 6.SELECTED DRAWING: Figure 1
Patent JP-2021176257-A (JP)
Title: Power conversion device
Inventor: ITO SHINGO
IPC: H02M7/48
Filed: 2020-05-01
Abstract: To provide a power conversion device that suppresses excessive temperature rise of a capacitor.SOLUTION: A power conversion device comprises a semiconductor unit 50, a capacitor unit 40, a first input connector 13, a second input connector 23, and an output connector 93. The power conversion device is equipped with a storage case 71, a first input busbar 15 connecting the first input connector to the semiconductor unit, and a second input busbar 25 connecting the second input connector to the semiconductor unit. The power conversion device includes an output busbar 95 that connects the semiconductor unit and the output connector, and a busbar connection unit 36 that connects the first input busbar and the second input busbar. The capacitor unit is provided in the portion of the first input busbar from the first input connector to the busbar connection. Thus, the power conversion device can suppress an excessive temperature rise of the capacitor.SELECTED DRAWING: Figure 2
Patent JP-2021177844-A (JP)
Title: Game machine
Inventor: TSUCHIYA YOSHITAKA
IPC: A63F7/02
Filed: 2020-05-12
Abstract: To enhance the interest of a game.SOLUTION: A Pachinko game machine PY1 includes a performance control microcomputer 121 capable of executing a predetermined performance, and a game machine frame 2. The game machine frame 2 includes a second normal button 43 and a second frame lamp 53B. The performance control microcomputer 121 can execute a LOGO chance performance that prompts a player to press the second normal button 43.SELECTED DRAWING: Figure 40
Patent JP-2021182490-A (JP)
Title: lighting equipment
Inventor: SHIMURA TATSUO
IPC: F21V21/02
Filed: 2020-05-18
Abstract: To provide light equipment with fewer components, which can be temporarily placed at an installation place.SOLUTION: Lighting equipment 11 includes a lighting fixture unit 21 having a light source 22 and a base 31 attached to the lighting fixture unit 21. The base 31 includes a bottom part 32 that can be placed on an installation surface G and a lighting fixture unit attaching part 37a provided to the upper part of the bottom part 32 to which the lighting fixture unit 21 is attached. The bottom part 32 includes a penetration hole 33 into which an attaching peg 51 embedded on the installation surface G can be inserted, the penetration hole 33 having a shape along a cross-sectional shape of the attaching peg 51.SELECTED DRAWING: Figure 1