baber/WOPTO huggingface dataset:
Patent JP-2022122785-A (JP)
Title: Air-fuel ratio control device
Inventor: ICHIHASHI TETSUSHI
IPC: F02D41/14
Filed: 2021-02-10
Abstract: To provide an air-fuel ratio control device which can perform exact air-fuel ratio feedback control irrespective of a variation of resistance values caused by a manufacturing tolerance of an oxygen sensor and a secular change.SOLUTION: An air-fuel ratio control device comprises: an excess rate calculation part 25 for calculating an air excess rate λ by using a data map in which a plurality of the air excess rates λ are associated with a temperature T and a voltage value VHG of a detection part of a resistor-type oxygen sensor; a lookup table in which a rich-side threshold RREF and a lean-side threshold LREF are associated with the temperature T; a characteristic point detection part 40 for acquiring a wave height value of the voltage VHG by setting a target air excess rate λcmd to a stoichiometric vicinity, and inspecting that the wave height value corresponds to which of a rich region, a stoichiometric region or a lean region; and a calibration part 41 for calibrating the data map and the lookup table in a form of affine transformation so that the wave height value corresponds to the rich-side threshold RREF and the lean-side threshold LREF by the inspection.SELECTED DRAWING: Figure 2
Patent JP-2021137563-A (JP)
Title: Sine-wave generation using pulsed d-class amplifier
Inventor: GOVARI ASSAF
IPC: A61N1/36
Filed: 2021-02-12
Abstract: To provide a sine wave generator.SOLUTION: A sine wave generator includes a resonator circuit, a control circuit and a pulse generator. The resonator circuit is configured to receive energy pulses and to generate a resonator sinusoidal signal responsively to the energy pulses. The control circuit is configured to estimate a signal measurement of the resonator sinusoidal signal, or of a signal derived from the resonator sinusoidal signal. The pulse generator is configured to generate the energy pulses responsively to the signal measurement estimated by the control circuit, and to drive the resonator circuit with the energy pulses.SELECTED DRAWING: Figure 1
Patent JP-2022124362-A (JP)
Title: Image forming apparatus
Inventor: WAKASA YOHEI
IPC: G03G21/00
Filed: 2021-02-15
Abstract: To provide an image forming apparatus that can make an ejection direction of a recording medium from a transfer nip part constant and can ensure stability in conveyance of the recording medium at the transfer nip part.SOLUTION: An image forming apparatus 1 comprises: a photoreceptor drum 61; a transfer roller 71; a transfer roller moving mechanism 17; a drum cleaning roller 642; a driving unit 13; a torque detection unit 14; and a control unit 10. The control unit 10 can execute a polishing mode of polishing a surface of the photoreceptor drum 61 in a non-image forming period, predicts a change in coefficient of friction in association with a change in surface shape of the photoreceptor drum 61 based on the torque difference between initial torque in driving the photoreceptor drum 61 detected at the start of usage of the photoreceptor drum 61 and torque after polishing detected by executing the polishing mode after execution of image formation on a predetermined number of sheets S, and moves a contact position of the transfer roller 71 with the photoreceptor drum 61 in a circumferential direction according to a result of the prediction.SELECTED DRAWING: Figure 3
Patent JP-2022125761-A (JP)
Title: Tool for press working and manufacturing method of the same
Inventor: ASANAKA HIROSHI
IPC: B21D37/01
Filed: 2021-02-17
Abstract: To provide a tool for press working which enables improvement of strength, and to provide a manufacturing method of the tool for pressing working.SOLUTION: A tool for press working has a die and a punch facing the die. In the tool for press working, the die and the punch are relatively moved in a press direction to process a workpiece disposed on the die by a load of the punch. The punch or the die has: a base part; and a processing part which is held by the base part, contacts with the workpiece, and has a contact surface exposed from the base part. The processing part is formed of a material having strength higher than a material forming the base part. One or multiple protruding parts are formed on at least one of at least a part of a surface, which faces the base part, of the processing part and at least a part of a surface, which faces the processing part, of the base part.SELECTED DRAWING: Figure 1
Patent JP-2022128302-A (JP)
Title: lid
Inventor: NAITO YUICHI
IPC: B65D3/00
Filed: 2021-02-22
Abstract: To provide a lid that is easy to be attached to a container and is easy to be disposed of and recycled, and furthermore, is easy to be manufactured.SOLUTION: A lid 1 covers and seals a container 5 with a ring-like reinforcement edge 4 that projects outward on an upper end of an opening 3 that opens upward and includes: a lid top part 6 that covers the opening 3 of the container 5; and a lid wall part 7 that is externally engaged with a trunk wall part 2 of the container 5. The lid top part 6 has on its outer periphery an upward facing adhering wall part 8 that is engaged inside the trunk wall 2 of the container 5 and adheres to an inner face of the trunk wall part 2. The lid wall part 7 is formed by being bent into an inverse U-shape outward from an upper end of the upward facing adhering wall part 8, and the lid wall part 7 has a ring-like concave part 9 that is engaged with the reinforcement edge 4, and the lid top part 6 and the lid wall part 7 are formed of one sheet of paper material by draw-molding.SELECTED DRAWING: Figure 3
Patent JP-2022129645-A (JP)
Title: Illuminating device
Inventor: TANGE MASAKAZU
IPC: F21V29/78
Filed: 2021-02-25
Abstract: To solve the problem in which there is a possibility of damage to a heat dissipation fin in an illuminating device comprising the heat dissipation fin.SOLUTION: An illuminating device 1 according to the present disclosure comprises a light emitting part 11, a heat sink part 13 to which the light emitting part 11 is attached, and a top plate part 15 arranged so as to be opposed to an end part of a heat dissipation fin 1320 of the heat sink part 13 on the side of an upward direction Z1. The top plate part 15 comprises a top plate retaining part 1510 protruded on the side of a downward direction Z2 so as to be opposed to a plate-like surface of a fin part 132, and thereby can restrain damage to the heat dissipation fin 1320.SELECTED DRAWING: Figure 4
Patent JP-2022131005-A (JP)
Title: Rotating electrical machine stator, rotating electrical machine, and inspection method for rotating electrical machine stator
Inventor: NAKAYAMA KENICHI
IPC: H02K3/18
Filed: 2021-02-26
Abstract: To provide a rotating electrical machine stator and an inspection method thereof that can easily detect insulation defects in a rotating electrical machine in a short time.SOLUTION: A rotating electrical machine stator includes a stator core in which a plurality of slots are formed, a plurality of coils inserted into the slots to form layers in a radial direction, and an insulating coating covering the plurality of coils, and when at one end of the stator in the axial direction, at the first coil end where the plurality of coils are connected, a distance between coils that are arranged in different layers in different slots and that face each other in the radial direction among the plurality of coils is defined as a first minimum distance, and at the second coil end which is the other end in the axial direction of the stator, and a distance between coils that are arranged in different layers in different slots and that face each other in the radial direction among the plurality of coils is defined as a second minimum distance, the first minimum distance is set smaller than the second minimum distance.SELECTED DRAWING: Figure 1
Patent JP-2022131550-A (JP)
Title: Form creation support apparatus, method and program
Inventor: TAKAKURA KEI
IPC: G06F8/38
Filed: 2021-02-26
Abstract: To provide a support technique for creating a document form related to application without manual intervention, based on many related books on a facility.SOLUTION: A form creation support apparatus 10 includes: a first selection unit 11 which selects at least one of multiple related books 15 of a facility for which a document form 16 is to be created; a second selection unit 12 which selects one of multiple pieces of format data 18 of the document form 16 with fixed entry fields; an extraction unit 24 which extracts related information 29 related to each of the entry fields 13 from the related books 15 on the basis of an extraction rule 19; an allocation unit 25 which allocates sentences created on the basis of the related information 29 to each of the entry fields 13; and an output unit 26 which outputs the document form 16 with the sentences allocated to the entry fields 13 in a predetermined style.SELECTED DRAWING: Figure 1
Patent JP-2022135244-A (JP)
Title: Automated teller machine and cash replenishment method in automated teller machine
Inventor: CHIKIRA KENICHI
IPC: G07D11/60
Filed: 2021-03-05
Abstract: To reduce labor and time required for replenishing an automated teller machine with cash.SOLUTION: An automated teller machine includes stackers, cassettes, a counting unit, a determination unit, and a moving unit, and performs dispensing transaction and depositing transaction of cash. The stacker stores cash. The cassette is attachable to/detachable from the automated teller machine, and stores cash. The counting unit counts an amount of cash in the stacker and an amount of cash in the cassette. The determination unit determines whether or not cash is left in the cassette when the amount of cash in the stacker is less than or equal to a predetermined threshold value. The moving unit moves the cash left in the cassette to the stacker to empty the cassette when it is determined that the amount of cash in the stacker is less than or equal to the threshold value and that the cash is left in the cassette.SELECTED DRAWING: Figure 12
Patent JP-2022136806-A (JP)
Title: Inductor and manufacturing method thereof
Inventor: SHIMA HIROSHI
IPC: H01F41/04
Filed: 2021-03-08
Abstract: To provide an inductor capable of suppressing cracks that occur in a core.SOLUTION: An inductor 10 includes a core 12 in which a planarly extending coil conductor 11 is embedded. The coil conductor 11 has a horizontally flat elliptical cross-sectional shape perpendicular to the plane extending direction. The core 12 has a magnetic metal body with a filling rate of 80 volume% or more and less than 100 volume%. The magnetic metal body bites into a portion of the total length of 75% or more and 100% or less of the circumference of the elliptical outer circumference in the cross-sectional shape of the coil conductor 11.SELECTED DRAWING: Figure 2
Patent JP-2022137838-A (JP)
Title: Autofocus device and microscope device
Inventor: NAKAMURA TAKESHI
IPC: G02B7/36
Filed: 2021-03-09
Abstract: To provide an autofocus device and a microscope device that can reduce time required for adjusting a focus of an objective lens to an object.SOLUTION: An autofocus device 20 comprises: a driving unit 25 that moves an objective lens 11 in an optical axis direction; a detection unit 28 that detects whether an object is arranged at a detection position DP shifted by a predefined reference distance from a focal plane of the objective lens 11; and a control unit 29 that, when the detection unit 28 detects that the object is arranged at the detection position DP, performs control of driving the driving unit 25 to move the objective lens 11 by the reference distance to adjust the focus of the objective lens 11 to the object.SELECTED DRAWING: Figure 2
Patent JP-2022143378-A (JP)
Title: Control apparatus of modulation signal
Inventor: ISHIKAWA TOMOHISA
IPC: H04B10/564
Filed: 2021-03-17
Abstract: To adjust a level interval of a modulation light as a multi-value signal without recording a modulation characteristic of a modulator to a memory.SOLUTION: In an optical transmitter 4, a control apparatus 2 of a modulation signal, includes: a high-side signal generation part which generates high-side signals that is set to a level in accordance with a level of an AC component when a polarity of the AC component of an electric signal generated from a modulation light is positive or zero, and it is set to a constant level when the polarity of the AC component is negative; a low-side signal generation part which generates a low-side signal that is set to a constant level when the polarity of the AC component is positive, and is set to a level in accordance with a level of the AC component when the polarity of the AC component is negative or zero; a high-side peak value detection part which generates a signal in a fourth level in accordance with a level that is set by the high-side signal and is the largest absolute value; a low-side peak value detection part which generates a signal of a fifth level in accordance with a level that is set by the low-side signal and is the largest absolute value; and a level adjustment part that adjusts the level of the modulation signal on the basis of the fourth level and the fifth level.SELECTED DRAWING: Figure 1
Patent JP-2022144127-A (JP)
Title: Image formation method and formed image, and treatment liquid set
Inventor: NITO KEN
IPC: B41M5/00
Filed: 2021-03-18
Abstract: To provide an image formation method which can impart a formed image having sufficient water resistance (wet friction fastness) without impairing feeling of a fabric.SOLUTION: An image formation method includes the steps of: imparting a first post treatment liquid containing 2 mass% or more of a water-swellable resin (A) and water onto a fabric, and forming a coated film; and imparting a second post treatment liquid containing a water-swelling inhibitor (B) and water onto the coated film. On the surface of the coated film, the water-swelling inhibitor (B) lowers a water-swelling degree of the water-swellable resin (A) by reaction or interaction with the water-swellable resin (A).SELECTED DRAWING: None
Patent JP-2022146009-A (JP)
Title: game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2021-03-22
Abstract: To enhance interest regarding a game machine capable of controlling a game state to a special state on the basis of the number of execution times of variable display.SOLUTION: In a game machine for loading a time-shortening state B (play time), loading of play time is guided, loading of play time is guided by demonstration video, and an inrush performance is executed when rushing into the time-shortening state B (play time) in a standby screen.SELECTED DRAWING: Figure 287-1
Patent JP-2022146590-A (JP)
Title: Light-emitting device
Inventor: SAKAI YOSHIAKI
IPC: H05B47/155
Filed: 2021-03-22
Abstract: To provide a light-emitting device that can achieve color temperature characteristics close to color temperature characteristics of an incandescent bulb with a simple configuration.SOLUTION: A light-emitting device 1 includes: a first light emitting element array; a second light emitting element array that is connected in parallel with the first light emitting element array; and a current limiting circuit that limits a first current. The current limiting circuit includes: a first current limiting element that has a first current input terminal which is connected to the first light emitting element array, and a first current output terminal which outputs a first current that is input to the first current input terminal; a first resistance element that has one end connected to a current output terminal; a second resistance element that has one end connected to the other end of the first resistance element; a third resistance element that has one end connected to the second light emitting element array and the other end of the second resistance element; a first constant-voltage circuit that controls a voltage applied to the one end of the first resistance element so as to become a predetermined first voltage or lower; and a second constant-voltage circuit that controls a voltage applied to the other end of the first resistance element so as to become a predetermined second voltage or lower, which is lower than the first voltage.SELECTED DRAWING: Figure 1
Patent JP-2022148615-A (JP)
Title: Method for producing composite resin particle dispersion, method for producing pressure-sensitive adhesive, method for producing pressure-responsive resin, method for manufacturing toner for electrostatic charge image development, and composite resin particle
Inventor: YAMAZAKI SUMIAKI
IPC: C09J125/04
Filed: 2021-03-24
Abstract: To provide a method for producing a composite resin particle dispersion which is excellent in adhesion force in crimping, storage property of a dispersion liquid and paper breakage suppression property after storage.SOLUTION: A method for producing a composite resin particle dispersion includes a polymerization step A of polymerizing a styrene compound and other vinyl monomer, and obtaining a styrenic resin, a polymerization step B of polymerizing a (meth)acrylate compound in the presence of the styrenic resin, and obtaining intermediate resin particles containing a styrenic resin and the (meth)acrylate-based resin, and a polymerization step C of polymerizing a styrene compound and other vinyl monomer in the presence of the intermediate resin particles, and obtaining composite resin particles, wherein a mass ratio of the styrenic resin to the (meth)acrylate-based resin contained in the composite resin particles is 80:20 to 20:80, and a difference between a lowest glass transition temperature and a highest glass transition temperature included in the composite resin particles is 30°C or higher.SELECTED DRAWING: Figure 1
Patent JP-2022148751-A (JP)
Title: Method for fixing boot of constant velocity universal joint
Inventor: KONOMOTO TAKEMI
IPC: F16D3/84
Filed: 2021-03-24
Abstract: To secure sealability in a fixing part, when a large-diameter end part of a boot having thin parts and thick parts arranged alternately in a circumferential direction is fixed to an outer periphery of an outside joint member.SOLUTION: A method for fixing a boot of a constant velocity universal joint has a step of fitting a boot 20 to the outer periphery of an outside joint member 2, a step of winding a boot band 100 around the outer periphery of the boot 20, and a step of contracting the boot band 100 to tighten the boot 20. A portion (ear part 111) of the boot band 100 to which inward pressing force is applied when the diameter of the boot band 100 is contracted is arranged within a circumferential region R of a thin part 21S of the boot 20.SELECTED DRAWING: Figure 3
Patent JP-2022149943-A (JP)
Title: cell
Inventor: MATSUMOTO HIROSHIGE
IPC: C25B11/04
Filed: 2021-03-25
Abstract: To provide a cell having improved performance.SOLUTION: A cell comprises: an electrolyte layer; a first electrode layer; and a second electrode layer. The electrolyte layer contains a first electrolyte having ionic conductivity. The first electrode layer and the second electrode layer face each other with the electrolyte layer interposed therebetween. The first electrode layer contains a metal hydroxide, an electronic conductor, and a second electrolyte having ionic conductivity. The second electrolyte layer has water repellency.SELECTED DRAWING: Figure 1
Patent JP-2021172524-A (JP)
Title: Support structure for flat motor
Inventor: MICHAEL HAUER
IPC: H02K41/03
Filed: 2021-03-30
Abstract: To provide a support structure for a transport unit of a flat motor.SOLUTION: A transport unit can be driven by at least one stator of a flat motor, and can place a product in the transport unit at a support position of the transport unit defined in the support structure. While at least one process force is acting on the product, the support structure adds a bearing force to the transport unit and the bearing force is partially transferred from the product to the transport unit. This bearing force acts against the process force. The transport unit can be carried into the support position in a floating form by using at least one stator of the flat motor, and can be carried out from the support position. The support structure is attached to a substrate and induces a reaction force caused by the bearing force to the substrate at least partially. The transfer of force to an acting surface of the stator is reduced or completely avoided.SELECTED DRAWING: Figure 1
Patent JP-2022153894-A (JP)
Title: display system
Inventor: ITO TAKAYOSHI
IPC: B60K35/00
Filed: 2021-03-30
Abstract: To provide a vehicle display system for performing notification in accordance with a state of an occupant.SOLUTION: A vehicle display system includes a plurality of display devices provided in a cabin, and a control device for controlling the plurality of display devices. Each display device includes a first display device provided in a first member provided in the cabin, and a second display device provided in the cabin and provided in a second member different from the first member. The control device acquires an operation mode of the vehicle including an automatic operation mode and a manual operation mode, and selects the display devices for displaying vehicle information on the basis of the operation modes.SELECTED DRAWING: Figure 1
Patent JP-2022156508-A (JP)
Title: Carbon dioxide fixing method
Inventor: IGAWA YOSHIKI
IPC: B01D53/80
Filed: 2021-03-31
Abstract: To provide an efficient production method that fixes CO2 to cement hydrate in a short time.SOLUTION: The present invention discloses a method for fixing cement hydrate to CO2, the method including a CO2 blowing step in which cement hydrate 11 and water 12 are put into a container 10, and the liquid mixture of the cement hydrate 11 and the water 12 are stirred while CO2 14 is blown into the container 10. In the CO2 blowing step, the CO2 blowing speed is 3600 kg/t h or more and the CO2 blowing amount is 600 kg/t or more.SELECTED DRAWING: Figure 1
Patent JP-2022156565-A (JP)
Title: Power conversion device
Inventor: NAKANO HIROAKI
IPC: H02M7/12
Filed: 2021-03-31
Abstract: To reduce the circuit size of a power conversion device in which a rectifier circuit is operated in two types of rectification modes.SOLUTION: A power conversion device (1) includes a positive voltage side power supply line (21) and a negative voltage side power supply line (22), a rectifier circuit (10) that converts input AC supplied to first and second input terminals (TE1, TE2) from a single-phase AC power supply (2) into DC and outputs to the positive voltage side power supply line (21) and the negative voltage side power supply line (22), and first and second capacitors (31, 32) connected in series with each other between the positive voltage side power supply line (21) and the negative voltage side power supply line (22). The power conversion device (1) further includes a reverse-conducting switch (50), one end of which is connected to the connection point (CP) of the first and second capacitors (31, 32) while the other end is connected to the first inputting terminal (TE1).SELECTED DRAWING: Figure 1
Patent JP-2022156606-A (JP)
Title: portable partition
Inventor: SUZUKI JOTARO
IPC: A47G5/00
Filed: 2021-03-31
Abstract: To provide a portable partition convenient to carry, with it folded into a compact shape and capable of significantly enhancing splash prevention effects.SOLUTION: A portable partition includes a plurality of first-row panels 2a, 2b, and 2c aligned in a first direction L1, a second-row panels 2d, 2e, and 2f juxtaposed in the first direction at positions in a second direction L2 orthogonal to the first direction, a first laminate material 3 and a second laminate material 4 laminated from a surface and a backside of all the first-row panels and second-row panels, belt-like connecting parts 6a and 6b formed by bonding the first and second laminate materials and connecting in a foldable/expandable manner the adjacent first-row panels to each other and adjacent second-row panels to each other or the first-row panels and second-row panels, and spread hold members 7 holding the spread state of the first-row panels and the second-row panels.SELECTED DRAWING: Figure 1