baber/WOPTO huggingface dataset:
Patent JP-2020133764-A (JP)
Title: Spline slide part structure of vehicle powertrain
Inventor: HAMANAKA YOSHIHISA
IPC: F16D3/06
Filed: 2019-02-20
Abstract: To provide a spline slide part structure of a vehicle powertrain capable of suppressing noise and vibration due to a drive system at low cost.SOLUTION: A spline slide part of a vehicle powertrain 1 comprises: a male side spline 23 formed on an outer periphery of a front end part of an output shaft 9 extending forward so as to extend in a front-rear direction; a sleeve part 17 formed in a cylindrical shape so as to surround the outer periphery of the male side spline 23; and a female side spline 24 formed on the inner periphery of the sleeve part 17 and spline-fitted to the male side spline 23, in which between a tooth surface 23c of the male side spline 23 facing a circumferential direction and a front end surface 23b of the male side spline 23, a male side circumferential flank surface 36 is formed which is formed in a curved shape and is smoothly connected to the tooth surface 23c of the male side spline 23.SELECTED DRAWING: Figure 4
Patent JP-2020132585-A (JP)
Title: Method for producing halogenated butene compound
Inventor: ETO YUSUKE
IPC: C07C19/08
Filed: 2019-02-21
Abstract: To obtain a butene compound having a high conversion rate and 7 halogen atoms at high selectivity.SOLUTION: A method for producing a halogenated butene compound represented by CXXXCX=CHCXXX[where X, X, X, X, X, Xand Xare the same or different to represent a halogen atom], including the step of reacting, in the presence of a catalyst, a halogenated butine compound represented by CXXXC≡CCXXX[where X, X, X, X, Xand Xare the same as above] with a hydrogen halide.SELECTED DRAWING: None
Patent JP-2020132780-A (JP)
Title: Active energy ray-curable composition, active energy ray-curable ink, ink cartridge, and printing device
Inventor: HIRAOKA TAKAO
IPC: C08F2/46
Filed: 2019-02-21
Abstract: To provide an active energy ray-curable composition which has both good molding processability and water-resistant discoloration stability.SOLUTION: The active energy ray-curable composition contains at least a coloring material, a polymerization initiator, a polymerizable monofunctional monomer, and a polymerizable oligomer. The polymerizable monofunctional monomer has an SP value of 8.2 or more and 10.1 or less. The polymerizable oligomer component has a weight average molecular weight of 1,000 or more and 15,000 or less.SELECTED DRAWING: Figure 3
Patent JP-2020011040-A (JP)
Title: Golf swing guiding device
Inventor: PARK HO SAN
IPC: A63B71/06
Filed: 2019-02-22
Abstract: To provide a golf swing guiding device.SOLUTION: The golf swing guiding device comprises: a laser beam output part for outputting two parallel laser beams in a golf swing direction; and a control part for controlling the output of the laser beam output part to adjust the thickness of the laser beams in proportion to an outdoor solar radiation amount. Therefore, this configuration has advantages in that the strength of a laser beam can be adjusted according to an outdoor solar radiation amount and the control part can adjust the output of a laser according to a solar radiation amount sensed by a sensor, to allow a weak laser beam to be visibly output indoors and a strong laser beam to be visibly output in the daytime and outdoor environment so that a user's golf swing can be guided indoors, in the daytime, and outdoor environment.SELECTED DRAWING: Figure 1
Patent JP-2020134061-A (JP)
Title: Skyrocket and manufacturing method for skyrocket
Inventor: IKETANI HIROBUMI
IPC: F42B4/02
Filed: 2019-02-22
Abstract: To provide a skyrocket that can be manufactured easily and quickly.SOLUTION: A skyrocket 1 comprises a shell internally filled with gunpowder, and made by combining two hemispheres 11 and 12. A first concave part 11X and a first convex part 11Y are formed in a joint end surface of one 11 of the hemispheres 11 and 12. A second concave part 12X and a second convex part 12Y are formed in a joint end surface of the other 12 of the hemispheres 11 and 12. The first convex part 11Y and the second convex part 12Y are in contact with the second concave part 12X and the first concave part 11X respectively, and the contact regions are bonded by an adhesive.SELECTED DRAWING: Figure 4
Patent JP-2019196299-A (JP)
Title: Glass laminate
Inventor: SADAKANE SHUNSUKE
IPC: B60J1/00
Filed: 2019-02-25
Abstract: To enhance information acquisition performance of a sensor for obtaining visible light in an information acquisition area arranged on a glass laminate corresponding to HUD.SOLUTION: The glass laminate is an interlayer between an out-vehicle side glass sheet and an in-vehicle side glass sheet, has a shield layer arranged on a peripheral part of a surface in an in-vehicle side of the out-vehicle side glass sheet, and a film arranged between the out-vehicle side glass sheet and the in-vehicle side glass sheet and extending to an area overlapping with the shield layer in plan view, and an information acquisition area positioned in an aperture arranged on the shield layer and the film and having a sensor acquiring information, in which the glass laminate of a part where the film is arranged and the shield layer is not arranged has visible optical reflectance of 8% or more or diffuse reflectance of 9% or more, a part that a terminal of the film is set back from a terminal of the shield layer in the plan view exists in the aperture, and set back amount α of the terminal of the film to the terminal of the shield layer in the part is 1 mm or more.SELECTED DRAWING: Figure 1
Patent JP-2020138432-A (JP)
Title: Liquid discharge head and recording apparatus
Inventor: YOSHIMURA KAZUYA
IPC: B41J2/14
Filed: 2019-02-28
Abstract: To provide a liquid discharge head which unifies structure crosstalk and fluid crosstalk, in linear symmetry with respect to a common channel.SOLUTION: A first connection channel 15A connects a common channel 11 to a first compression chamber 17a. A second compression chamber 17B deviates by a first shift amount to one side in a first direction crossing the common channel relative to the first compression chamber. A second connection channel 15B connects the common channel to the second compression chamber. A third compression chamber 17C deviates by a second shift amount longer than a distance d1 to the one side in the first direction relative to the second compression chamber. A plurality of third connection channels 15C connect the common channel to a plurality of third compression chambers. A third position PC that is a connection position of the third connection channels and the common channel is positioned on the one side in the first direction beyond a first position PA being a connection position of the first connection channel and the common channel. The third position PC is positioned on the other side in the first direction crossing the common channel beyond the second position PB being a connection position of the second connection channel and the common channel.SELECTED DRAWING: Figure 6
Patent JP-2020137951-A (JP)
Title: Cap-type cleaning tool
Inventor: YAMAMOTO KEIZO
IPC: A47L13/18
Filed: 2019-03-01
Abstract: To provide a small-sized flexible disposable cap-type cleaning tool suitable for cleaning a toilet seat at the time of going out, and preventing dirt from adhering to the hand.SOLUTION: A cap-type cleaning tool 1 is obtained by: attaching a cleaning sheet 6 comprising a nonwoven fabric to an external surface of a waterproof bag 2 allowing fingertips excluding a thumb to enter into; connecting both side edges 3 superposed by forming a two-folded liquid non-permeable film in a rectangular shape; covering the two-folded rectangular cleaning sheet 6 from the tip side of the waterproof bag 2 in which a distance from an opening end 5 of an opening 5 facing a folding line 4 to a tip 4 with the folding line 4 is 60-100 mm; and connecting both side edges 3 together with the waterproof bag 2 at a plurality of points in positions adjacent to the side edges 3. There is provided an antifouling area 12 without the cleaning sheet 6 in a width of 5-40 mm from the opening end 5 in the whole circumference of the opening 5 of the waterproof bag 2.SELECTED DRAWING: Figure 5
Patent JP-2020142937-A (JP)
Title: Method of drawing glass preform for optical fiber
Inventor: MITA REI
IPC: C03B37/027
Filed: 2019-03-04
Abstract: To provide a method of drawing a glass preform for optical fiber in which a glass rod with high external diameter precision can be obtained at low cost.SOLUTION: The present invention relates to a method of manufacturing a small-diameter glass rod by drawing a large-diameter glass preform, and the method comprises: drawing the glass preform which has a transparent glass tapered part at one end of a glass preform straight trunk part and also has a tapered part including an opaque glass part at the other end. Prior to the drawing, a part of the tapered part including the opaque glass part is cut, and a take-up dummy connected to a take-up mechanism of a drawing device is deposited with the cut face at a lower end. The cut face is circular and has an external diameter of 135 to 160 mm.SELECTED DRAWING: Figure 3
Patent JP-2019091089-A (JP)
Title: Light-emitting device
Inventor: MIYAKE HIROYUKI
IPC: H01L51/50
Filed: 2019-03-07
Abstract: To provide a light-emitting device capable of correcting variation in luminance between pixels caused by electric characteristics such as a threshold voltage and mobility of a driving transistor in a period where image display is performed.SOLUTION: A light-emitting device comprises a pixel, a first circuit which generates a signal containing a value of the current extracted from the pixel as information, and a second circuit which corrects an image signal according to the generated signal. The pixel comprise a light-emitting element, a transistor in which a value of a drain current is determined according to the image signal, a first switch which controls supply of the drain current to the light-emitting element, and a second switch which controls extraction of the drain current from the pixel and controls supply of the drain current to the light-emitting element.SELECTED DRAWING: Figure 1
Patent JP-2020143753-A (JP)
Title: Rolling bearing
Inventor: HIRATE MASATAKA
IPC: F16C19/26
Filed: 2019-03-07
Abstract: To provide a rolling bearing for an aircraft jet engine of which cooling performance with lubricant is improved by devising shapes of an oil groove and the like for producing a flow pass of the lubricant.SOLUTION: A rolling bearing includes an inner ring 2, an outer ring 3, a rolling element 4 and a retainer 5. The inner ring 2 includes: an oil groove 6 reaching one side from the other side; and an oil hole 7 provided near an inner diameter surface while penetrating therethrough in an axial direction. Both of the oil groove 6 and the oil hole 7 include a surface with a shape where crests and valleys are alternately arranged in the axial direction.SELECTED DRAWING: Figure 2
Patent JP-2020142738-A (JP)
Title: Vehicle having occupant protection function
Inventor: NAKAMURA RYOTA
IPC: B60R21/207
Filed: 2019-03-08
Abstract: To further improve the occupant protection performance in a vehicle having an occupant protection function.SOLUTION: A vehicle 1 comprises: an occupant monitoring device 40 which has an inner camera 41 that can image an occupant getting in the vehicle 1 and determines the occupant on the basis of the image captured by the inner camera 41; an acceleration sensor 75 which can detect the collision of the vehicle 1; and an occupant protection device 26 which executes the protection operation of the occupant getting in the vehicle on the basis of the determination result of the occupant determined by the occupant monitoring device 40 when the collision is detected by the sensor. The occupant protection device 26 executes the occupant protection so as to suppress the neck twisting of the occupant during the occupant protection.SELECTED DRAWING: Figure 3
Patent JP-2020147380-A (JP)
Title: crane
Inventor: SASAI SHINTARO
IPC: B66C15/00
Filed: 2019-03-11
Abstract: To early detect possibly occurring abnormality of a reaction force device and notify an operator of it when a swivel lever is operated on the crane.SOLUTION: An output control device 61 outputs a control signal Sx2 of the level corresponding to the level of an operation signal Sx1 for an operation lever 511. A reaction force device 510 gives the reaction force in a direction of returning to a neutral position P0, to the operation lever 511 displacing in a direction away from a neutral position P0. In a monitoring period T1 from a monitoring start time T1a when a changing rate Sv1 of the level of the operation signal Sx1 when the operation lever 511 displaces in the direction away from the neutral position P0 exceeds a setting range R0 to a monitoring end time T1b when the changing rate Sv1 returns in the setting range R0, an abnormality detection device 62 detects the state where the changing rate Sv1 further changes beyond an allowable changing amount ΔV0 as an abnormality state of the reaction force device 510, and outputs an abnormality notification when the abnormality state is detected.SELECTED DRAWING: Figure 2
Patent JP-2020146089-A (JP)
Title: Absorbent article, and folding method of absorbent article
Inventor: TAKEDA SHINYA
IPC: A61F13/15
Filed: 2019-03-11
Abstract: To provide an absorbent article that prevents leak in a width direction, and reduces uncomfortable feeling while wearing.SOLUTION: An absorbent article including a slender body containing a top sheet on the upper surface side, a back sheet on the lower surface side, and an absorber arranged between the top sheet and the back sheet, further includes a pair of flap parts along a longer direction on the upper surface side on width direction both ends of the body. Each flap part is projected over a width direction outer edge of the body at least partially in a plane view, and has a fixed part fixed to the body on a part overlapped with the body, and a free part other than the fixed part.SELECTED DRAWING: Figure 1
Patent JP-2020146111-A (JP)
Title: Game machine
Inventor: MOMOSE ATSUSHI
IPC: A63F5/04
Filed: 2019-03-11
Abstract: To provide a game machine capable of improving detection sensitivity of start lever operation.SOLUTION: A start lever 990 can be tilted from an initial position which is a position at a non-operation time, up to the maximum position which is a position where a control input to the initial position becomes maximum, through a detection position which is a position where operation is detected. A tilt angle of a shaft 992 from the initial position to the detection position has a value of 20% or more and 48% or less to a tilt angle of the shaft 992 from the initial position to the maximum position.SELECTED DRAWING: Figure 15
Patent JP-2020149352-A (JP)
Title: Voltage generator
Inventor: SATO TAKAHIKO
IPC: G05F1/56
Filed: 2019-03-13
Abstract: To provide a voltage generator capable of reducing a stable time of an output voltage and widths of an overshoot voltage and an undershoot voltage.SOLUTION: A voltage generator 100a includes: a first voltage regulator 103 which supplies an output voltage to an output terminal on the basis of a reference voltage; a second voltage regulator 105 which operates in an enable or a disable mode on the basis of an enable signal, and supplies an output voltage to the output terminal on the basis of the reference voltage when operating in the enable mode; and an initial voltage generator 107a. When the enable signal switches the second voltage regulator from the disable mode to the enable mode, the initial voltage generator sets the feedback voltage of the second voltage regulator to an initial voltage value close to the reference voltage, speedily makes the feedback voltage of the second voltage regulator fixable to the reference voltage, and reduces a stable time of the output voltage, an overshoot voltage, and an undershoot voltage.SELECTED DRAWING: Figure 1
Patent JP-2020148912-A (JP)
Title: Transfer member, powder transfer device, powder collection container, and image forming device
Inventor: OCHIAI MAKOTO
IPC: G03G21/12
Filed: 2019-03-13
Abstract: To provide a transfer member capable of transferring greater volume of powder compared with an auger having a spiral wing around a rotating shaft.SOLUTION: A transfer member 90 is provided, having a double helix structure comprising two spiral winding parts 90A configured to rotate about an axis of the double helix structure, the winding parts being coupled together by multiple rod members 90B provided on the inside of the winding parts 90A when viewed from the axial direction, and configured to transfer powder when the winding parts 90A rotate.SELECTED DRAWING: Figure 4
Patent JP-2020146948-A (JP)
Title: Filament winding device
Inventor: KATO KEI
IPC: B29C70/32
Filed: 2019-03-14
Abstract: To provide a filament winding device capable of reducing variation in a fiber bundle position at a hoop winding end.SOLUTION: A filament winding device 1 includes: a bobbin 2 around which a fiber bundle 7 impregnated with resin is wound; a delivery unit 4 that feeds the fiber bundle 7 to a liner 100; a temperature measuring unit 6 that measures a surface temperature of the liner 100; a tension measuring unit 5 that measures a tension of the fiber bundle 7 when unwinding the fiber bundle 7 from the bobbin 2; and a control unit 8 that controls an operation of the delivery unit 4. The control unit 8 controls an operation of the feeding unit 4 based on the surface temperature of the liner 100 measured by the temperature measuring unit 6 and the tension of the fiber bundle 7 measured by the tension measuring unit 5.SELECTED DRAWING: Figure 2
Patent JP-2020148988-A (JP)
Title: Image forming apparatus
Inventor: MATSUI KANEYUKI
IPC: G03G15/00
Filed: 2019-03-15
Abstract: To provide an image forming apparatus that can effectively restrict the occurrence of development ghost based on a result of detection of an inter-DS current flowing between an image carrier and a developer carrier.SOLUTION: An image forming apparatus comprises an image forming unit, a developing voltage power supply, a current detection mechanism and a control unit. The image forming unit includes an image carrier, and a developing device that has a developer carrier carrying a two-component developer containing a magnetic carrier and a toner. The developing voltage power supply applies, to the developer carrier, a developing voltage in which an AC voltage is superimposed on a DC voltage. The current detection mechanism detects an inter-DS current that flows between the developer carrier and a non-image part of the image carrier when the developing voltage is applied to the developer carrier. When the current detection mechanism detects the inter-DS current during image formation, and the detected inter-DS current appears on the opposite polarity side of the charging polarity of the toner beyond the ground potential, the control unit adjusts the developing voltage so that the inter-DS current does not appear on the opposite polarity side of the charging polarity of the toner.SELECTED DRAWING: Figure 2
Patent JP-2020150800-A (JP)
Title: Vectors for non-producible proteins, methods for purifying fused proteins comprising non-producible proteins, and methods for purifying non-producible proteins
Inventor: ITO HIDEAKI
IPC: C07K14/54
Filed: 2019-03-18
Abstract: To provide methods for expressing and purifying non-producible proteins participating in conservation of species or biophylaxis.SOLUTION: Disclosed is a method for expressing proteins participating conservation of species or biophylaxis, which comprises the steps of: attaching a PreScission sequence (a sequence that PreScission protease present in human rhino virus will cut) to GST or HSP90 to express a cytokine such as IL-12 as a fusion protein with GST or HSP90; cleaving the fusion protein at the PreScission sequence with PreScission protease, conducting SDS polyacrylamide gel electrophoresis and cutting out the target protein band; and eluting the protein from the gel using a protein eluter.SELECTED DRAWING: None
Patent JP-2020152768-A (JP)
Title: Ester diamine-containing polybenzoxazole precursor, photosensitive resin composition, dry film, cured product and electronic component
Inventor: AKIMOTO Maho
IPC: G03F7/023
Filed: 2019-03-18
Abstract: To provide a photosensitive resin composition containing an ester diamine-containing polybenzoxazole precursor which achieves a high dissolution contrast and hardly causes cracking and warpage.SOLUTION: An ester diamine-containing polybenzoxazole precursor has a structure represented by general formula (1) and a structure represented by -(X-CO-NH-Y-NH-CO)-. In general formula (1), X is a divalent organic group; R1 to R4 are selected from a 1-12C alkyl group or alkoxy group, a 6-10C aromatic group, and 6-10C phenoxy group, benzyl group or benzyloxy group; other R3 to R6 are hydrogen atoms; n represents an integer of 1 or more; and Y is a tetravalent organic group having at least two or more hydroxyl groups.SELECTED DRAWING: None
Patent JP-2020152196-A (JP)
Title: Vehicle control device, monitoring system, vehicle control method, and program
Inventor: NOGUCHI JUNPEI
IPC: B60W30/06
Filed: 2019-03-19
Abstract: To provide a vehicle control device, a monitoring system, a vehicle control method, and a program that pay attention to a user.SOLUTION: A vehicle control device comprises: a peripheral situation recognition part for recognizing a peripheral situation of a vehicle; and an operation control part for conducting operation control of steering and acceleration/deceleration of the vehicle, in accordance with the peripheral situation recognized by the peripheral situation recognition part. In automatic parking processing for making the vehicle enter a parking lot by using the operation control after a prescribed event of the vehicle, the operation control part causes the vehicle to travel in a first behavior, during a first prescribed period of time from a first timing when the vehicle is started after the prescribed event until a second timing meeting a prescribed condition, and after the lapse of the first prescribed period of time, the operation control part causes the vehicle to travel in a second behavior for which a traveling distance per unit time is longer than that for the first behavior.SELECTED DRAWING: Figure 1
Patent JP-2020153303-A (JP)
Title: Control device for internal combustion engine
Inventor: TAKAYANAGI DAIGO
IPC: F02D41/12
Filed: 2019-03-20
Abstract: To provide a control device for an internal combustion engine capable of inhibiting engine speed from becoming lower than speed to be maintained during coasting deceleration.SOLUTION: A control device for an internal combustion engine mounted to a vehicle mounted with an automatic transmission coupled to a torque converter includes: timing delay amount setting means setting timing delay amount of ignition timing on the basis of input rotational frequency of the transmission; and ignition control means performing ignition of the internal combustion engine at ignition timing based on the timing delay amount and an operating state of the internal combustion engine or a traveling state of the vehicle. In the case where the internal combustion engine is in the deceleration state due to coasting of the vehicle, a lock-up clutch of a torque converter is in the disengaged state and fuel supply into a cylinder of the internal combustion engine is in the cut state, when ignition is started by the ignition control means along with resumption of fuel supply, the timing delay amount setting means temporarily executes reduction processing of reducing the timing delay amount or temporarily executes stop processing of stopping the setting of the timing delay amount.SELECTED DRAWING: Figure 2