baber/WOPTO huggingface dataset:
Patent JP-2021052381-A (JP)
Title: Sheet conveying device, image reading device, and image forming apparatus
Inventor: MORISAKI RYOHEI
IPC: G03G21/00
Filed: 2020-04-13
Abstract: To provide a sheet conveying device, an image reading device, and an image forming apparatus that can prevent the occurrence of ejection failure.SOLUTION: A sheet conveying device, such as an automatic document feeder 2 temporarily stops a sheet, such as a document S at a registration position that is a nip part formed by pre-reading roller pair 11 at the front of an image reading position E and subsequently resumes conveyance of the sheet, and after completion of ejection of a preceding sheet Sb to an ejection unit 14, controls conveyance of a subsequent sheet Sa including the timing to start conveying the subsequent sheet Sa from a pull-out roller pair 10 to the pre-reading roller pair 11 so that the subsequent sheet reaches the registration position.SELECTED DRAWING: Figure 4
Patent JP-2021170078-A (JP)
Title: Image capturing lens and image capturing device
Inventor: KOBAYASHI TOMOHIRO
IPC: G02B13/00
Filed: 2020-04-16
Abstract: To provide an image capturing lens which allows for capturing close-up images of an object, and which offers reduced size and cost and high optical performance, and to provide an image capturing device.SOLUTION: An image capturing lens provided herein consists of an object-side group G1 comprising at least one lens group and having positive refractive power as a whole, and an image-side group G2 comprising one lens group and having negative refractive power arranged in order from the object side, is configured to shift focus by moving the object-side group G1 along an optical axis, and satisfies a predetermined conditional expression. The image-side group G2 includes a partial group 2p that satisfies a predetermined conditional expression. An image capturing device provided herein is equipped with such optical system and an image sensor.SELECTED DRAWING: Figure 1
Patent JP-2021171772-A (JP)
Title: Copper wire production device
Inventor: KIMURA HITOSHI
IPC: B22D11/06
Filed: 2020-04-21
Abstract: To provide a copper wire production device capable of making the cracks of a casting bar hard to be generated.SOLUTION: A copper wire production device comprises a casting part for casting a cast bar 120 using a casting ring 1 rotating with a rotary shaft 6 as the center. The casting ring 1 comprises a groove annularly formed along the outer circumference thereof, for casting the cast bar 120. The casting ring 1 has a diameter of 2,900 mm or higher and also has a size of 33 to 56 times of the diameter b of a circle having the same area as the cross-sectional area of the cast bar 120 cast by the casting ring 1.SELECTED DRAWING: Figure 4
Patent JP-2021174297-A (JP)
Title: Information processing device, information processing method, and computer program
Inventor: ONO KAZUKI
IPC: G08G1/13
Filed: 2020-04-27
Abstract: To enable the position of a risk section where there is a high risk of a symptom that could cause trailgating driving to be notified to users.SOLUTION: An information processing device pertaining to one embodiment of the present invention comprises: a communication unit for communicating with a plurality of probe vehicles; a storage unit for accumulating the vehicle attribute data of the plurality of probe vehicles; and an information processing unit for executing a mapping process of superimposing an icon corresponding to a prescribed event having occurred on a road on road map data on the basis of the vehicle attribute data. The vehicle attribute data includes the position information, time information, vehicle speed brake lamp state information of the plurality of probe vehicles. The mapping process includes a process of superimposing an icon corresponding to a risk section where there is a high risk of a symptom that could cause tailgating driving on the road map data.SELECTED DRAWING: Figure 2
Patent JP-2021175697-A (JP)
Title: Titanium oxide particle, dispersion thereof, photocatalyst thin film, member having photocatalyst thin film on its surface, and method for producing titanium oxide particle dispersion
Inventor: FURUDATE MANABU
IPC: C01G23/04
Filed: 2020-05-01
Abstract: To provide a titanium oxide particle having improved photocatalytic activity, in particular visible light activity, a dispersion thereof, a photocatalyst thin film formed with the dispersion, a member having a photocatalyst thin film on its surface and a method for producing a titanium oxide particle dispersion.SOLUTION: A titanium oxide particle has (1) a tin component and a transition metal component for improving visible light activity dissolved in a solid state and (2) an iron component and a silicon component attached to the surface. There is also provided a titanium oxide particle dispersion having the titanium oxide particles dispersed in an aqueous dispersion medium.SELECTED DRAWING: None
Patent JP-2021181897-A (JP)
Title: X-ray fluorescence spectrometer
Inventor: KATAOKA YOSHIYUKI
IPC: G01N23/223
Filed: 2020-05-18
Abstract: To provide an X-ray fluorescence spectrometer that can easily grasp a total analysis time and determine a counting time to obtain required analysis accuracy.SOLUTION: Total analysis time display means provided by the scanning X-ray fluorescence spectrometer obtains measurement intensity for each measurement line corresponding to components by measuring a standard sample in which the content ratio of components is known as a standard value for each variety of samples to be analyzed. The total analysis time display means further calculates, for each component, the counting time at which the specified analysis accuracy is obtained using the standard value and the measurement intensity, and also calculates the total counting time as the sum of the counting times for each component. The total analysis time display means calculates the total analysis time as the sum of that total counting time and the total non-counting time and outputs the calculated total analysis time and the calculated counting time for each component.SELECTED DRAWING: Figure 1
Patent JP-2021181637-A (JP)
Title: Method of spraying chemical solution
Inventor: SEKIYA HIROSHI
IPC: D21F1/32
Filed: 2020-05-18
Abstract: To provide a method of spraying a chemical solution capable of applying a chemical solution as evenly as possible on the surface of a canvas contacting a wet paper, and leaving a sufficient amount of the chemical solution.SOLUTION: The method of spraying a chemical solution includes spraying a chemical solution on a canvas K1 while reciprocating tow nozzle device S along a rail extending in a width direction of the canvas K1 to the canvas K1 loop-like in the side view, where the time Tc while the canvas K1 contacts a wet paper X is 0.03 sec. or more, the time Tn requiring to subject the nozzle device S to one-way movement is 0.5-10 min., the travel speed Vp of the canvas K1 is 500 m/min. or more, the length K of the canvas K1 is 20-80 m., a contact frequency N of an arbitrary point on the surface of the canvas K1 contacting to the wet paper X for the time Tn, the time Tn, the travel speed Vp, and the length K satisfy the relation N=(Tn*Vp)/K, the contact frequency N is 20-80 times, and the spraying amount of the chemical solution is 0.1-500 mg/m2 as an effective component amount.SELECTED DRAWING: Figure 1
Patent JP-2021181183-A (JP)
Title: Injection method and injection device of molten resin, and injection stretch blow molding machine using injection device
Inventor: AOKI SHIGETO
IPC: B29C45/48
Filed: 2020-05-19
Abstract: To shorten a molding cycle of an injection stretch blow molding machine for a hollow body by melting uniformly and injecting a resin material while shortening a time from a start of plasticization and kneading to a completion of injection, and by making sure that an operation of an injection device is settled in a time corresponding to a shortened injection molding process of the injection stretch blow molding machine, in the injection device that feeds molten resin to an injection molding part of the injection stretch blow molding machine.SOLUTION: At a start of filling X for each injection cycle of an injection device, plasticization and kneading are started to produce a molten resin to be injected in a next injection cycle of an injection stretch blow molding machine.SELECTED DRAWING: Figure 4
Patent JP-2021184666-A (JP)
Title: Motor system
Inventor: OTANI YUKO
IPC: H02P6/08
Filed: 2020-05-22
Abstract: To improve output torque of a motor by relatively simple means.SOLUTION: A motor system includes: a permanent magnet motor 18 having a stator having an N-phase (N is a natural number of three or more) winding and a rotor having a permanent magnet; an inverter 16 for supplying an N-phase current for forming a rotating magnetic field to the stator; and zero-phase current supplying means for supplying a zero-phase current to the winding of the stator. The zero-phase current is conducted when an inter-terminal voltage of the motor 18 reaches a predetermined value of the inter-terminal voltage.SELECTED DRAWING: Figure 1
Patent JP-2021183539-A (JP)
Title: Pitch measuring mechanism
Inventor: TAKAHASHI KAZUKI
IPC: B65G17/32
Filed: 2020-05-22
Abstract: To provide a pitch measuring mechanism capable of measuring a pitch of a chain attachment in an operational state, and capable of easily performing initial setting, monitoring of pitch change of the chain attachment accompanying elongation of the chain, and re-setting, by a simple structure.SOLUTION: A pitch measuring mechanism of a chain attachment is provided to a container conveying mechanism capable of conveying a cylindrical container in an upright state into an advancing direction of a chain by pressing it by the chain attachment provided to the chain. The pitch measuring mechanism includes: an attachment detection part for detecting passing of the chain attachment on a conveyance path; and a calculation part capable of measuring a passage time from a reference timing until a detection signal from the attachment detection part is notified.SELECTED DRAWING: Figure 6
Patent JP-2021190433-A (JP)
Title: Light-receiving element, solid-state imaging device, and electronic equipment
Inventor: KURIHARA SHINICHIRO
IPC: H04N5/374
Filed: 2020-05-25
Abstract: To provide a light-receiving element that can improve optical symmetry and efficiently extract light in a structure in which a transfer gate electrode surrounds a floating diffusion region in a single photoelectric conversion region that constitutes a pixel.SOLUTION: The light-receiving element includes a photoelectric conversion region that constitutes a pixel, a floating diffusion region of a first conductivity type that is provided on one main surface side of the photoelectric conversion region, and a plurality of transfer gate electrodes that is provided on one main surface of the photoelectric conversion region, spaced apart from each other via a gate insulating film, and symmetrically provided with the floating diffusion region at the center in a planar pattern.SELECTED DRAWING: Figure 3
Patent JP-2021188915-A (JP)
Title: Display device for vehicles
Inventor: KOBAYASHI TAKU
IPC: B60K35/00
Filed: 2020-05-26
Abstract: To provide a display device for vehicles, with which it is possible to indicate that warming-up is in progress without switching operation by a user.SOLUTION: The display device for vehicles comprises: display means having first and second display parts; and control means for causing the first display part to indicate temperature information C1a and the second display part to indicate alarm set value information CLW1B. The control means is designed to cause the display means to indicate that the temperature information C1a is higher than or equal to the alarm set value information CLW1B when the temperature information C1a is higher than or equal to the alarm set value information CLW1B. When the temperature information C1a is lower than warming-up threshold information C1a1, the control means causes the second display part to indicate the warming-up threshold information C1a1.SELECTED DRAWING: Figure 7
Patent JP-2021190939-A (JP)
Title: Electronic circuit and invertor
Inventor: UENO TAKESHI
IPC: H02M1/08
Filed: 2020-06-03
Abstract: To provide an electronic circuit and inverter which can reduce electric power consumption.SOLUTION: An electronic circuit in an embodiment for solving the above problem drives a first switching element and comprises: a first circuit which generates a first current and outputs electric voltage or first prescribed voltage based on the first current as a first voltage; a second circuit which generates a first output current on the basis of the first voltage; a first output terminal which outputs the first output current to the first switching element; a first input terminal to which a first input signal related to driving and non-driving of the first switching element is input; and a third circuit which generates a first control signal which switches the first voltage to the first prescribed voltage to stop the first current on the basis of the first input signal.SELECTED DRAWING: Figure 1
Patent JP-2021188882-A (JP)
Title: refrigerator
Inventor: KIKUCHI MANABU
IPC: F25D23/02
Filed: 2020-06-04
Abstract: To improve adhesion between the upper end part and lower end part of a center gasket and a housing, while solving noise resulting from a center pillar using the center gasket, in a double-door refrigerator.SOLUTION: A refrigerator 100 comprises a housing 2 having an opening part on a front surface, and a pair of double doors 3 that opens and closes the opening part of the housing 2. The pair of doors 3 comprises: horizontal gaskets G1, G2 provided on the upper and lower sides of each door 3 and extending in a horizontal direction; and a pair of center gaskets G4 that is interposed between opposite side surfaces 3a of the doors 3 facing each other with the pair of doors 3 closed, and extends in a vertical direction. The pair of center gaskets G4 is configured to project from an upper end part G4a to a lower end part G4b toward the inside of the refrigerator with respect to the horizontal gaskets G1, G2.SELECTED DRAWING: Figure 4
Patent JP-2021191332-A (JP)
Title: Game machine
Inventor: WATANABE NAOYUKI
IPC: A63F7/02
Filed: 2020-06-05
Abstract: To provide a game machine which can improve the interest for a game.SOLUTION: A game machine can display reservation icons the number of which accords to a reservation memory, can operate and display the reservation icon in an execution of a variation performance, and, if a reservation icon in a normal mode in a second condition is varied to a special mode, can operate and display the reservation icon varied to the special mode from a first condition.SELECTED DRAWING: Figure 152
Patent JP-2021196739-A (JP)
Title: Assistance degree estimation method, program, and information processing device
Inventor: FUKUI TAKUMI
IPC: G06Q50/22
Filed: 2020-06-11
Abstract: To provide a technology for homogenizing evaluation of a degree of assistance which is required by a care receiver.SOLUTION: In an image of a living space, distance between a resident (care receiver) and a staff (care giver) is specified. A period until the distance between the resident and the staff becomes 3.5 or more after it becomes 3.5 or less is specified as a determination period. An estimation result of a degree of assistance provided to the resident in the determination period is generated according to ratio of length of time when the distance between the resident and the staff becomes 2.5 or less to length of the determination period.SELECTED DRAWING: Figure 10
Patent JP-2021197525-A (JP)
Title: Semiconductor device and manufacturing method thereof
Inventor: YATAGO MASATOSHI
IPC: H01L29/739
Filed: 2020-06-18
Abstract: To provide a semiconductor device in which a saturation voltage is easily adjusted and which is capable of suppressing variation of characteristics, and to provide a manufacturing method of the same.SOLUTION: A semiconductor device includes first and second trenches arranged on a main surface of a semiconductor substrate, a first semiconductor layer of a second conductivity type arranged on the main surface between the first trench and the second trench, a second semiconductor layer of a first conductivity type which sandwiches the first trench between the first semiconductor layer of the main surface and itself and contacts the first trench, a third semiconductor layer of the second conductivity type arranged below the second semiconductor layer and contacts the second semiconductor layer and the first trench, a fourth semiconductor layer of the first conductivity type arranged below the third semiconductor layer, contacts the third semiconductor layer, and separated from the first trench, a fifth semiconductor layer of the second conductivity type sandwiching the second trench between the first semiconductor layer of the main surface and itself, a gate trench electrode arranged in the first trench via an insulation film, and an emitter trench electrode arranged in the second trench via the insulation film.SELECTED DRAWING: Figure 2
Patent JP-2022001007-A (JP)
Title: Battery control unit and battery system
Inventor: ONO CHIHIRO
IPC: H01M10/44
Filed: 2020-06-19
Abstract: To provide a battery control unit and a battery system capable of prolonging a duration in which a desired power can be taken without restriction of discharge current.SOLUTION: Switching parts 31-33 are provided respectively for a plurality of cells 21-23 connected in series with each other, and respectively switch the states of the corresponding cells 21-23 between a connection state where the cells 21-23 can be discharged and a non-connection state where the cells 21-23 cannot be discharged. A system controller 5 restricts discharge current flowing in the cells 21-23 in the connection state so that the discharge current does not exceed a minimum discharge current restriction value among discharge current restriction values that are set according to the cell states of the cells 21-23 in the connection state. A controller 34 performs control to switch the cells 21-23 to the non-connection state in order from one having least discharge current restriction value, of the cells 21-23, before restricting the discharge current. The controller 34 switches the states of all cells 21-23 to the connection state after a number of the cells 21-23 in the connection state becomes one, and then, switches the states of the cells 21-23 to the non-connection state in order from one determined to reach a discharge termination state earlier, of the cells 21-23.SELECTED DRAWING: Figure 4
Patent JP-2022007615-A (JP)
Title: Press device
Inventor: NOGUCHI TADAHIRO
IPC: B30B15/00
Filed: 2020-06-26
Abstract: To stabilize detection values of an upper-side load detector and a lower-side load detector, and to improve durability.SOLUTION: A press device includes: a ram that performs pressurization work or pulling work on a workpiece by moving in a vertical direction via a driving unit; a lower-side load detector that supports the ram or a part of the ram from the lower side and detects a compression load; an upper-side load detector that supports the ram or a part of the ram from the upper side and detects a compression load; a pressing fixing part for fixing the ram or a part of the ram, the lower-side load detector and the upper-side load detector by pressing from the lower side of the lower-side load detector and the upper side of the upper-side load detector; and a control unit for calculating a load given to the workpiece based on detection values of the lower-side load detector and the upper-side load detector.SELECTED DRAWING: Figure 1
Patent JP-2022010456-A (JP)
Title: High pressured injection/agitation method
Inventor: WADA TADASUKE
IPC: E02D3/12
Filed: 2020-06-29
Abstract: To provide a technology allowing an improved body with a relatively larger manufacturing diameter to be formed in constant quality.SOLUTION: A high pressured injection/agitation method injecting hardening liquid from each of nozzles at a high pressure to cut soil with high pressured current 48 of the hardening liquid as well as agitating/mixing the cut soil and the hardening liquid when inserting a double tube rod 18 provided with a first nozzle 36 and a second nozzle 38 on a side surface to the ground to be improved and drawing up the double tube rod 18 by rotating or oscillating it to construct an improvement body 54 in the ground comprises steps of: an improvement body diameter expansion step making the high pressured current 48 reach relatively further distance by rotating the double tube rod 18 at a relatively low rotation speed for a predetermined period; and an improvement body quality upgrade step promoting soil stirring with the high pressured current 48 by rotating the double tube rod 18 at a relatively high rotation speed for a predetermined period, which are alternatively carried out.SELECTED DRAWING: Figure 9
Patent JP-2022011150-A (JP)
Title: Manufacturing method of wheel for saddle-riding type vehicle and flow forming device
Inventor: SUENAGA KENTARO
IPC: B21H1/04
Filed: 2020-06-29
Abstract: To provide a manufacturing method of a wheel for a saddle-riding type vehicle, in which a clamp mark is not left on a wheel even when flow forming is performed on an intermediate product.SOLUTION: A manufacturing method of a wheel 100' for a saddle-riding type vehicle includes a step of preparing an intermediate product formed from a metal material and comprising an original hub part, an original rim part 120', and a plurality of original spoke parts 130', and a step of performing flow forming using a flow forming device for the original rim part of the intermediate product. The flow forming device has a first mandrel, a second mandrel, a rotation mechanism for rotating the first and second mandrels, and a roller pressed against an outer peripheral surface 120b'of the original rim part. The inner peripheral surface of the original rim part of the intermediate product includes a first region that comes into contact with a first contact surface of the first mandrel and a second region that comes into contact with a second contact surface of the second mandrel. Each of the first and second regions has a step part 121 protruding inward in a radial direction of the intermediate product.SELECTED DRAWING: Figure 5
Patent JP-2022011572-A (JP)
Title: Nonaqueous electrolyte power storage device, and manufacturing method thereof
Inventor: KOBAYASHI YOSHIKAZU
IPC: H01M10/0567
Filed: 2020-06-30
Abstract: To provide a nonaqueous electrolyte power storage device which is high in the capacity-keeping rate in a charge/discharge cycle, and which is arranged so that the rise in resistance can be suppressed, a method for manufacturing such a nonaqueous electrolyte power storage device.SOLUTION: A nonaqueous electrolyte power storage device 1 comprises: a negative electrode containing a negative electrode active material; and a nonaqueous electrolyte containing an additive agent. In the nonaqueous electrolyte power storage device, a coating that contains a sulfur element is formed on the surface of the negative electrode. The additive agent is a compound containing a sulfur element. The concentration of the additive agent in the nonaqueous electrolyte is 0.2 mass% or less.SELECTED DRAWING: Figure 1