baber/WOPTO huggingface dataset:
Patent JP-2023124612-A (JP)
Title: image forming device
Inventor: VU MINH HIEU
IPC: B65H11/00
Filed: 2022-02-25
Abstract: To provide an image forming device allowing telescopic motion of a hand feed tray placed on a side surface of a housing through linkage of open/close motion with a simple configuration.SOLUTION: A printer is provided with: a cover 3C sealing an opening part 3A provided in a side surface of a housing 3 so as to be opened/closed around a hinge fulcrum 3H as a center provided on a lower end part; a first tray 40 slidably supported on the cover 3C apart from or closer to the hinge fulcrum 3H; a first rack 40R provided in a slide direction on the first tray 40; a gear 36 supported on the cover 3C and mating with the first rack 40R; and a driving member 22, which is connected to the housing 3 above the hinge fulcrum 3H, driving the gear 36 to move the first tray 40 in a direction apart from the hinge fulcrum 3H as linking motion of opening the cover 3C and driving the gear 36 to move the first tray 40 in a direction getting closer to the hinge fulcrum 3H as linking motion of closing the cover 3C.SELECTED DRAWING: Figure 11
Patent JP-2022065184-A (JP)
Title: End mill
IPC: B23C5/10
Filed: 2022-02-25
Abstract: PROBLEM TO BE SOLVED: To provide an end mill that is used in processing a contour line, which can enhance processing accuracy while setting blade length as long as possible and reducing processing costs. 
     SOLUTION: An end mill comprises a shaft section 11 in a columnar shape extending along a center shaft O and a blade section 20 positioned at a tip side of the shaft section 11. In the blade section 20, eight outer peripheral blades 21 with an outer diameter dimension larger than that of the shaft section 11 are provided along a circumferential direction. The outer peripheral blades 21 are a twist blade spirally extending around the center shaft O. The eight outer peripheral blades 21 include: a first outer peripheral blade; a second outer peripheral blade having a twist angle larger than a twist angle of the first outer peripheral blade; and a third outer peripheral blade having a twist angle smaller than a twist angle of the first outer peripheral blade. Upper ends of the outer peripheral blades are substantially identical to lower ends of the other outer peripheral blades adjacent to a rear side in a tool rotating direction in a position in a circumferential direction. 
     SELECTED DRAWING: Figure 2 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023125077-A (JP)
Title: Electric power management device, electric power management system mounted with the same, electric power management method, and electric power management program
Inventor: YOSHIMORI TAKETO
IPC: H02J3/00
Filed: 2022-02-28
Abstract: To provide an electric power management device and an electric power management system mounted with the same capable of curbing peak electric power, which varies season by season, using a mobile body mounted with a storage battery.SOLUTION: An EMS 20, which is an electric power management device to exchange electric power between regions using a vehicle V mounted with a storage battery, comprises an operation plan information acquisition section 20a, a storage battery capacity acquisition section 20b, an event information acquisition section 20c, and an action plan creation section 20e. The operation plan information acquisition section 20a acquires an operation plan of the vehicle V. The storage battery capacity acquisition section 20b acquires capacity and output of a storage batter mounted on the vehicle V. The event information acquisition section 20c acquires information on a schedule of a seasonal event in each region and an electric power amount to be used. The action plan creation section 20e creates an action plan of the vehicle V dispatched to an event hall on the basis of the operation plan of the vehicle V, total capacity and output of the storage battery on each vehicle V, the schedule of the event, and the electric power amount to be used.SELECTED DRAWING: Figure 3
Patent JP-2023125188-A (JP)
Title: Article management device and article management method
Inventor: TAKEDA MIHOKO
IPC: B65G1/137
Filed: 2022-02-28
Abstract: To provide an article management device and an article management method capable of determining whether or not an article is stored at a fixed position.SOLUTION: An article management device 2 includes: a processor 21; a memory 26 communicably connected to the processor 21 and storing fixed location data 272 relating to a fixed location of an article 1; and a wireless communication unit 23 capable of executing wireless communication with a recording medium 11 of the article 1. The processor 21 is configured to calculate a location of the article 1 on the basis of a signal received from the recording medium 11 of the article 1 via wireless communication using the wireless communication unit 23 and determine whether or not the article 1 is stored in the fixed location on the basis of the calculated location of the article 1 and the fixed location data 272.SELECTED DRAWING: Figure 1
Patent JP-2023128517-A (JP)
Title: Power tool
Inventor: NUMATA FUMITOSHI
IPC: B25F5/00
Filed: 2022-03-03
Abstract: To obtain high cooling efficiency by securing a wide aperture area of an exhaust port even when a lock mechanism of a spindle is provided in a head housing.SOLUTION: A grinder 1 includes: a body housing 1a for housing a motor and a fan; a gear housing 4 connected to a front side of the body housing 1a; and a spindle and a lock mechanism 45 housed in the gear housing 4. The gear housing 4 is formed from a gear housing part 26 for housing the spindle and the lock mechanism 45, and a connection part 25 connected to the body housing 1a. The lock mechanism 45 is arranged in a central region in a left-right direction of the gear housing 4, and a lateral width of the gear housing part 26 is formed smaller than a lateral width of the connection part 25. Side exhaust ports 27, 27 for discharging cooling air for the motor generated by rotation of the fan are formed on left and right sides of the gear storage part 26, respectively, in the front face of the connection part 25.SELECTED DRAWING: Figure 1
Patent JP-2023130151-A (JP)
Title: Electrophotographic photoreceptor, process cartridge, and image forming apparatus
Inventor: OYAMADA YUKI
IPC: G03G5/147
Filed: 2022-03-07
Abstract: To provide an electrophotographic photoreceptor that is excellent in electrification characteristics and electron transport properties.SOLUTION: An electrophotographic photoreceptor has an undercoat layer and a photosensitive layer on a conductive support. The undercoat layer includes crystalline electron transport compound particles. The half-width of the maximum intensity peak in X-ray diffraction measurement obtained by measuring the undercoat layer from a thickness direction is 5° or less. When the relative integrated intensity of peaks in the X-ray diffraction measurement obtained by measuring the undercoat layer from the thickness direction is defined as I1, and the relative integrated intensity of peaks in the X-ray diffraction measurement obtained by measuring the undercoat layer in a powder state with a volume average particle diameter of 5 μm or less as I2, the value of the maximum value Nmax in an orientation index N represented by the following formula (1) is 1 or more and 3 or less.SELECTED DRAWING: Figure 1
Patent JP-2023130207-A (JP)
Title: Screening method for olefin hydration catalyst
Inventor: NOMURA JUNKO
IPC: C07C29/04
Filed: 2022-03-07
Abstract: To provide a simple screening method for a heteropolyacid-supported catalyst suitable for producing alcohol by olefin hydration.SOLUTION: A screening method for an olefin hydration catalyst includes: heating a catalyst with heteropolyacid supported on a carrier; and analyzing the heated catalyst by infrared spectroscopy to select a catalyst with an absorption band of 2200 cm-1.SELECTED DRAWING: Figure 1
Patent JP-2022165384-A (JP)
Title: Image sensor and image sensing system
Inventor: CHOI HA NA
IPC: H04N5/3745
Filed: 2022-03-11
Abstract: To provide an image sensor that improves image quality of an image.SOLUTION: An image sensor includes a pixel group. The pixel group includes: a first color filter; a first to third photodiodes that at the first color filter's lower part, are arranged in a first direction perpendicular to a vertical direction so as to overlap with the first color filter in the vertical direction; first to third floating diffusions for storing respective electric charges generated by the first to third photodiodes; a source follower transistor for outputting a first pixel signal based on an amount of charge stored at least one of the first to third floating diffusions; and a first metal layer that receives the first pixel signal from the source follower transistor and extends in a second direction intersecting the first direction. The first to third floating diffusions are arranged in the first direction.SELECTED DRAWING: None
Patent JP-2023134131-A (JP)
Title: Method for manufacturing wiring board
Inventor: FURUYA TOSHIKI
IPC: H05K3/00
Filed: 2022-03-14
Abstract: To provide a method for manufacturing a wiring board which enables formation of a groove part having a complicated pattern.SOLUTION: A method for manufacturing a wiring board in an embodiment includes: forming a conductor layer 102 on a substrate, and coating the conductor layer 102 with a resin insulation layer 11; preparing a template TM having projections 13P, LNP and FWP; pressing the projections 13P, LNP and FWP toward the resin insulation layer 11 from a side opposite to the conductor layer 102 of the resin insulation layer 11, and forming a groove part on which the shapes of the projections 13P, LNP and FWP are transferred in the resin insulation layer 11; and filling the inside of the groove part with a conductor. The groove part includes a via groove 13G formed so as to penetrate through the resin insulation layer 11 and expose the conductor, a land groove LNG which overlaps the via groove 13G in plan view, and has a dimension in a plane direction larger than the via groove 13G, and a wiring groove FWG which is shallower than the via groove 13G and extends in the plane direction.SELECTED DRAWING: Figure 2C
Patent JP-2023135569-A (JP)
Title: Gas supply facility
Inventor: FUKUI TOMOYUKI
IPC: F17C7/04
Filed: 2022-03-15
Abstract: To provide a gas supply facility which makes pressure change less likely to occur in a supply line even if an operation state of a gas consumption device changes.SOLUTION: A gas supply facility 1 according to one embodiment of the invention includes: a tank 10 in which a fuel gas G is stored; a supply line 20 which supplies the fuel gas G to a gas consumption device X; and a recovery line 30 which recovers the unused fuel gas G in the gas consumption device X. The gas supply facility 1 includes: a return line 40 which is connected between the supply line 20 and the recovery line 30 and sends the fuel gas from the supply line 20 to the recovery line 30; a pressure gauge 24 provided at the supply line 20; a variable flow valve 41 provided at the return line 40; and a control unit 60 which controls an opening of the variable flow valve 41 based on a pressure measured by the pressure gauge 24.SELECTED DRAWING: Figure 1
Patent JP-2022079521-A (JP)
Title: Information processing device
IPC: B65G1/137
Filed: 2022-03-16
Abstract: PROBLEM TO BE SOLVED: To totally enable cabinet storage and retrieval management, such as when, who performs storage and retrieval of what in/from a cabinet. 
     SOLUTION: A server 2 manages storage and retrieval of an article G in/from a cabinet 1. An authentication unit 61 of the server 2 tries to authenticate whether a user U trying to store or retrieve a prescribed article in one or more articles G in/from a storage unit 11 of the cabinet 1 is a person permitted to access the cabinet 1. An information acquisition unit 60 acquires, from the cabinet 1, a tag ID of an IC tag 17 being information capable of identifying the prescribed article and storage/retrieval information showing a state of storing/retrieving the prescribed article when the user U authenticated by the authentication unit 61 stores/retrieves the prescribed article. A cabinet information management unit 66 associates the acquired tag ID of the IC tag 17 and the storage/retrieval information of the article G with user information of the user U used for the authentication to be managed. 
     SELECTED DRAWING: Figure 3 
     COPYRIGHT: (C)2022,JPO&INPIT
Patent JP-2023137605-A (JP)
Title: MR sensor offset estimation method, MR sensor and positioner
Inventor: UENOYAMA HIROTO
IPC: G01D5/245
Filed: 2022-03-18
Abstract: To estimate offset of an output voltage of a MR sensor.SOLUTION: A MR sensor 10 comprises: a first bridge circuit; a second bridge circuit that is different in an output phase from the first bridge circuit; and a magnetic field generation part where, in conjunction with a movement of a valve stem of a valve, a magnetic field applying to the first and second bridge circuits rotates. An auto set-up implementation unit 114 is configured to control an aperture of the valve so that an angle of the magnetic field changes within a prescribed range from a start angle to a finish angle. Sensor output measurement units 111 and 112 are configured to measure output voltages of the first and second bridge circuits, and an offset computation unit 115 is configured to, when the output voltage of the first bridge circuit is x, the output voltage of the second bridge circuit is y, compute a variable of an approximate expression of an ellipse based on measured data on the x and y every time the angle of the magnetic field changes, and compute a center coordinate of the ellipse as offset of the output voltages of the first and second bridge circuits.SELECTED DRAWING: Figure 2
Patent JP-2023139704-A (JP)
Title: Wastewater treatment method
Inventor: YAIDE NORIHIRO
IPC: C02F3/12
Filed: 2022-03-22
Abstract: To provide a wastewater treatment method capable of continuously suppressing nitrification in a biological treatment of an organic waste water including a nitrogen compound, suppressing sludge floating in a settling tank generated due to nitrification, and attributing to stability and improvement of treated water quality.SOLUTION: In a wastewater treatment method including solid-liquid separation in a settling tank 20 of a sludge-containing water obtained by active sludge treatment of an organic waste water including a nitrogen compound in a biological treatment tank 10, returning a part of the sludge having been separated as a return sludge to the biological treatment tank, and treating the rest as an excess sludge, the wastewater treatment method is characterized by that a nitrification suppression agent containing a dithiocarbamate is added to the biological treatment tank 10 to suppress nitrification in the biological treatment tank 10.SELECTED DRAWING: Figure 1
Patent JP-2023141482-A (JP)
Title: All-solid battery and all-solid battery system
Inventor: LI XIMENG
IPC: H01M10/0585
Filed: 2022-03-24
Abstract: To provide an all-solid battery that suppresses the occurrence of a short circuit.SOLUTION: An all-solid battery 10 according to the present disclosure includes a negative electrode having at least a negative electrode current collector 2, a positive electrode, and a solid electrolyte layer 5 disposed between the negative electrode and the positive electrode. A protective layer 6 containing Mg is disposed between the negative electrode current collector and the solid electrolyte layer. The protective layer includes a composite material layer 6a containing Mg-containing particles and a solid electrolyte. In the protective layer, the Mg concentration increases stepwise or continuously from the first surface s1 on the solid electrolyte layer side to the second surface s2 on the negative electrode current collector side.SELECTED DRAWING: Figure 1
Patent JP-2022153317-A (JP)
Title: Relay device and local breakout transfer method
Inventor: IKEURA KOJI
IPC: H04L45/302
Filed: 2022-03-25
Abstract: To provide a relay device whose performance is not degraded and resource consumption is not increased when local breakout is not performed, and to use a user authentication function and a filtering function of a proxy server when a local breakout is used.SOLUTION: A router 42 determines whether to perform local breakout by comparing the Host of the CONNECT method sent from a terminal 41 to a proxy server 44 with a domain name recorded in the LBO profile. When local breakout is performed, the router 42 rewrites the IP address and PORT number of the packet transmission source transmitted by the terminal 41, and the IP address and PORT number of the destination.SELECTED DRAWING: Figure 6
Patent JP-2023142555-A (JP)
Title: building
Inventor: HONMA MIZUKI
IPC: E04H5/02
Filed: 2022-03-25
Abstract: To provide a building capable of improving environment in a lower space in a simple structure.SOLUTION: In a building (1), an indoor space (6) is formed with a top wall (2), side walls (3, 4) supporting the top wall (2) from downward and a floor part (5) situated inside the side walls (3, 4). The building (1) comprises an upper low-radiation member (24) situated in an upper space (61) of the indoor space (6) and formed with a heat radiation material having heat radiation property and a lateral low-radiation member (34, 44) arranged on an inner surface of an upper area of the side walls (3, 4) enclosing the upper space (61) of the indoor space (6) and formed with the heat radiation material having the heat radiation property. The low-radiation member is not provided at a lower area of the side walls (3, 4) enclosing a lower space (62) of the indoor space (6).SELECTED DRAWING: Figure 1
Patent JP-2023142913-A (JP)
Title: Conveyance device and image-forming device
Inventor: FUKUNAGA KAZUYA
IPC: G03G15/16
Filed: 2022-03-25
Abstract: To provide a conveyance device incapable of suppressing changes in the pressing direction of a rotating member by a pressing member comparing such configuration that only the side connected to the rotating member of the pressing members that press the rotating member moves or such configuration that the rotating member pressed by the pressing member moves along a straight path.SOLUTION: In the case that one end 122A of a tension roll 122 moves downstream in the moving direction 200 as shown in Fig. (B) from the state shown in Fig. (A), the opposite end 182 of a first spring 91 also moves downstream in the moving direction 200 as shown with arrow 6D. Since the opposite end 182 also moves downstream in the moving direction 200, the angle θ of first spring 91 with respect to moving direction 200 is maintained.SELECTED DRAWING: Figure 6
Patent JP-2023142941-A (JP)
Title: Buffer material
Inventor: KOTAKI KAZUTO
IPC: E01D19/04
Filed: 2022-03-25
Abstract: To provide a buffer material capable of simplifying replacement work.SOLUTION: A buffer material 10 is attached to a horizontal movement suppressing member 20 disposed on a bridge pier B with a horizontal gap formed between the buffer material 10 and a bridge girder A. The buffer material 10 has a buffer body 11 in which a plurality of through holes 11c penetrating in the vertical direction are formed, and a plurality of insertion members 12 inserted into the through holes 11c, respectively, a locking member 13 fixed to a part 12a projecting from the upper end of the buffer body 11 of each of the plurality of insertion members 12 and detachably fixed to the horizontal movement suppressing member 20, and a falling-off preventing member 14 fixed to a part 12b projecting from the lower end of the buffer body 11 of each of the plurality of insertion members 12 and preventing each insertion member 12 from falling off from the through hole 11c.SELECTED DRAWING: Figure 2
Patent JP-2023143015-A (JP)
Title: Image forming apparatus and image forming method using the same
Inventor: KIHARA AKIKO
IPC: G03G9/097
Filed: 2022-03-25
Abstract: To provide an image forming apparatus that prevents a deterioration in cleanability and the occurrence of filming due to a long-term use and can provide stable, highly reliable images, and an image forming method using the same.SOLUTION: The above-mentioned problem is solved by an image forming apparatus comprising at least an electrophotographic photoreceptor, electrifying means, exposure means, developing means, and transfer means, wherein the electrophotographic photoreceptor includes at least a laminated photosensitive layer on a conductive support, wherein a charge transport layer contains at least a charge transport material, a binder resin, and fluororesin fine particles, and has a contact angle of its surface with pure water of 85° or more, and wherein a toner has a toner base particle that is externally added with at least two types of external additives: silica fine particles; and strontium titanate fine particles obtained by performing hydrophobic treatment, with a silane compound, on a surface of a core obtained by adding silica to strontium titanate.SELECTED DRAWING: Figure 1
Patent JP-2023146050-A (JP)
Title: Circuit arrangement, light source device, and projector
Inventor: WATANABE SHINICHIRO
IPC: H05B45/12
Filed: 2022-03-29
Abstract: To provide a circuit arrangement and the like that can accurately maintain constant emission brightness of a light emitting element.SOLUTION: A circuit arrangement 100 includes a drive control circuit 110, a voltage detection circuit 130, and a current detection circuit 120. The drive control circuit 110 controls a transistor 12 that drives a light emitting element 15. The voltage detection circuit 130 detects a detected forward voltage VF that is the forward voltage of the light emitting element 15 when the light emitting element 15 is driven. The current detection circuit 120 detects a detected current IF that is a current flowing in the light emitting element 15 when the light emitting element 15 is driven. The drive control circuit 110 includes a correction circuit 116. The correction circuit 116 determines a correction value corresponding to the difference between a calculated forward voltage that is a forward voltage determined from the detected current IF and the detected forward voltage VF, and corrects the emission brightness of the light emitting element 15 by using the correction value.SELECTED DRAWING: Figure 1
Patent JP-2023146602-A (JP)
Title: Sound pressure level estimation method, sound pressure level estimation program, and server
Inventor: TAKESHITA MAKOTO
IPC: A61B5/12
Filed: 2022-03-29
Abstract: To provide a sound pressure level estimation method of calibrating sound without additionally providing sound characteristic acquisition means or the like, a sound pressure level estimation program, and a server.SOLUTION: Provided is a sound pressure level estimation method of estimating a sound pressure level of first sound of a first frequency. The sound pressure level estimation method includes: a first measurement step S11 of measuring a minimum audible value of second sound of a second frequency different from the first frequency; a second measurement step S12 of measuring a minimum audible value of the second sound while reproducing the first sound; a masking amount calculation step S13 of calculating a masking amount to the second sound by the first sound from a difference between a first minimum audible value of the first measurement step and a second minimum audible value of the second measurement step; and a sound pressure level calculation step S14 of calculating the sound pressure level of the first sound from the masking amount to the second sound on the basis of a relationship between the masking amount to the second sound and the sound pressure level of the first sound.SELECTED DRAWING: Figure 5