baber/WOPTO huggingface dataset:
Patent JP-2021024521-A (JP)
Title: Train position detector
Inventor: SHINODA NORIYUKI
IPC: B61L25/02
Filed: 2019-08-08
Abstract: To provide a technique by which a train position can be detected inexpensively and reliably.SOLUTION: An optical radar 30 of a train apparatus 10 has: light irradiation means 40 which can irradiate a prescribed area of a flat surface 31 on a train front side with light at different irradiation angles with respect to a train travel direction; and light reception means 50 which can receive reflectance such that the emitted light has been reflected by an object. An outer peripheral shape of the object, which exists in the front of a train 200, is discriminated on the basis of the light irradiation angle and the time (reflection time) from light irradiation to light reception. Storage means 60 has: object information database in which the outer peripheral shape and a reference point of the object existing along a track 100 are stored; and positional information database in which object identification information at each position along the track 100, and position reference information including a direction of the reference point of the object and a distance to the reference point are stored corresponding positional information. A position of the train 200 is detected on the basis of the discriminated outer peripheral shape of the object, object information database and positional information database.SELECTED DRAWING: Figure 1
Patent JP-2021028231-A (JP)
Title: Molding method of packaging container and molding device of the same
Inventor: SASAKI NORIYUKI
IPC: B65D5/74
Filed: 2019-08-09
Abstract: To provide a molding method of a packaging container which can easily and correctly assemble a packaging container that can be molded into the box shape by sealing the peripheral parts of two sheets that are overlapped with each other and drawing rule marks on each sheet without the molding failure, and provide a molding device of the same.SOLUTION: In a molding method of a packaging container that is molded into the three-dimensional box shape from the flat shape, in which a top side sheet and a bottom side sheet are overlapped with each other, and fixed with each other over the whole periphery at the peripheral edges thereof or fixed such that a portion thereof is connected, a gas is blown from an opening provided in a region to be a top surface on the top side sheet to increase the volume inside the packaging container, a side surface is formed with pressing by a jig in a step of molding into the box shape, a bottom surface of the packaging container is formed with pressing by the jig that can move in a direction apart from a base in accordance with the increase in the height of the packaging container following the increase in the volume inside the container from the outer side, and the packaging container is molded into the three-dimensional box shape.SELECTED DRAWING: Figure 3
Patent JP-2021028216-A (JP)
Title: Negative-pressure suction seal for negative-pressure suction moving device
Inventor: URAGAMI FUKASHI
IPC: B24C3/06
Filed: 2019-08-11
Abstract: To propose a negative-pressure suction seal that is able to suck negative pressure easily even if an object surface has a projecting portion and is able to reduce friction between the seal and the object surface.SOLUTION: A negative-pressure suction seal is composed of a seal fixing portion, a seal extending/shortening portion, and a seal free-end portion. The seal extending/shortening portion is composed of a portion that tapers toward an object surface from a portion coupled to an inner edge of the seal fixing portion. The seal free-end portion is composed of a portion broadening outward from the inner edge coupled to the seal extending/shortening portion. The seal fixing portion is fixed to a sucker frame and comprises an annular sealing member that air-tightly couples an outer peripheral edge of the sucker frame and an outer peripheral edge of the seal free-end portion. Thus, an air-tight annular space surrounded by the outer periphery of the sucker frame, the seal fixing portion, the seal extending/shortening portion, the seal free-end portion, and the annular sealing member is formed to provide a valve mechanism for causing a fluid to flow into the air-tight annular space or causing the fluid to discharge from the air-tight annular space.SELECTED DRAWING: Figure 9
Patent JP-2021009301-A (JP)
Title: Image capturing optical lens
Inventor: OINUMA KENJI
IPC: G02B13/00
Filed: 2019-08-16
Abstract: To provide an image capturing optical lens which offers high imaging performance and meets the demand for extreme thinness and a wider view angle.SOLUTION: An image capturing optical lens comprises, in order from the object side to the image side, a first lens L1, second lens L2, third lens L3, fourth lens L4, fifth lens L5, and sixth lens L6, the second lens L2 having positive refractive power and the third lens L3 having negative refractive power. The image capturing optical lens 10 satisfies the following conditional expressions: 2.50≤f1/f≤6.00, -20.00≤R11/d11≤-13.50. where f represents a focal length of the image capturing optical lens, f1 represents a focal length of the first lens L1, R11 represents a curvature radius of an object-side surface of the sixth lens L6, and d11 represents a thickness of the sixth lens L6 along an optical axis.SELECTED DRAWING: Figure 1
Patent JP-2021030482-A (JP)
Title: Ink jet recording apparatus
Inventor: TAMEKUNI YUSUKE
IPC: B41J2/165
Filed: 2019-08-19
Abstract: To provide an ink jet recording apparatus capable of easily removing ink fixed to an ink discharge surface of a recording head.SOLUTION: An ink jet recording apparatus performs a first wiping operation in which a cleaning liquid supplied by a cleaning liquid supply part is carried to an ink discharge surface and wiped by using a wiper, and subsequently performs a second wiping operation in which the cleaning liquid supplied by the cleaning liquid supply part is mixed into ink, discharged to the ink discharge surface from an ink discharge nozzle and retained thereon, and wiped by using the wiper.SELECTED DRAWING: Figure 6
Patent JP-2021033050-A (JP)
Title: Cleaning blade and image forming apparatus
Inventor: ISHIKAWA YUKIMUNE
IPC: G03G15/16
Filed: 2019-08-23
Abstract: To provide a cleaning blade that removes a foreign substance, such as toner remaining on a belt-like image carrier, and an image forming apparatus.SOLUTION: A cleaning blade 24 is brought into contact with a belt-like image carrier 17 to clean a surface of the belt-like image carrier 17, and the cleaning blade 24 is formed of a conductive thin plate. A leading end 24d brought into contact with the belt-like image carrier 17 has a plurality of projections (24a, 24b, 24c), and of the plurality of projections, one projection 24a projects beyond the other projections 24b and 24c.SELECTED DRAWING: Figure 3
Patent JP-2019216466-A (JP)
Title: Apparatus for encoding and decoding image by using skip encoding and method of the same
Inventor: LIM SUNG CHANG
IPC: H04N19/82
Filed: 2019-08-26
Abstract: To provide a method for encoding and decoding an image signal by using skip encoding, and to provide an apparatus thereof.SOLUTION: In execution of intra-prediction, an image encoding method by using skip encoding comprises the steps of: performing a filtering operation on a reconstructed signal which is reconstructed prior to an encoding object signal in an encoding object image; generating a prediction signal for the encoding object signal by using the filtered reconstructed signal; setting the generated prediction signal as a reconstruction signal for the encoding object signal; and not encoding a residual signal which can be generated on the basis of difference between the encoding object signal and the prediction signal, thereby performing the skip encoding on the encoding object signal.SELECTED DRAWING: Figure 1
Patent JP-2021030609-A (JP)
Title: Multilayer tube
Inventor: SHIBATA KINJI
IPC: B32B27/34
Filed: 2019-08-27
Abstract: To provide a multilayer tube which has both gas barrier properties of oxygen gas, nitrogen gas and the like, and steam barrier properties, and is also excellent in interlayer adhesion.SOLUTION: A multilayer tube is composed of a stem barrier layer, a gas barrier layer and an outer layer, in which the steam barrier layer is composed of polyethylene or a fluorine resin composition, the gas barrier layer is composed of polymethaxylyleneadipamide, and the outer layer is composed of a thermoplastic resin or an elastomer.SELECTED DRAWING: Figure 1
Patent JP-2021038620-A (JP)
Title: Rolling compaction vehicle
Inventor: KUROSE TAKAHIKO
IPC: E02D3/026
Filed: 2019-09-05
Abstract: To provide a rolling compaction vehicle that can manage the number of rolling compaction of the ground without requiring a great deal of labor and time even in a situation where the positioning accuracy of GNSS cannot be sufficiently secured, especially in a situation where a highly accurate positioning method cannot be used.SOLUTION: An in-vehicle controller 20 comprises a reference lane calculation unit 40 that approximates a first traveling lane based on a plurality of vehicle positions acquired by a position sensor 10 and calculates it as the reference lane LN1, a lane change detection unit 26 that detects the lane change operation that changes the traveling lane, a reference lane translation unit 44 that translates the reference lane by the width of a rolling roller to update the traveling lane when a lane change operation is detected, a correction vehicle position calculation unit 50 that projects a vehicle position on the updated traveling lane LN3 and calculates a correction vehicle position, and a rolling compaction status presentation unit 62 that presents at least one of the current position and the traveling locus as the rolling compaction status CS to an in-vehicle monitor based on the correction vehicle position.SELECTED DRAWING: Figure 2
Patent JP-2021040907-A (JP)
Title: Liquid detection device
Inventor: SESHIMO MASAHIRO
IPC: A61M5/168
Filed: 2019-09-10
Abstract: To provide a liquid detection device that can control liquid introduction into a metal air cell, allows the metal air cell to properly operate, and achieves improved detection accuracy.SOLUTION: A liquid detection device 1 has: a metal air cell 2 that has a positive electrode sheet and a negative electrode sheet and generates power by the penetration of liquid into a region between the positive electrode sheet and the negative electrode sheet; and a cabinet 10 that houses the metal air cell 2. The cabinet 10 is provided with liquid introduction means (liquid introduction hole 13) to introduce the liquid from outside into the metal air cell 2.SELECTED DRAWING: Figure 2
Patent JP-2021035034-A (JP)
Title: Reconstitution hierarchical stacked logic circuit
Inventor: WATANABE SHIGEYOSHI
IPC: H01L27/11526
Filed: 2019-08-26
Abstract: To solve a problem in which, in a conventional full adder formed on a plane pattern, there is currently no means for continuously reducing the cost of a full adder even after the limit of Moore's law due to the short channel effect or the like.SOLUTION: In a reconstitution hierarchical stacked logic circuit realized by connecting stacked Fe-FETs using a multi-stage stacked vertical transistor structure in series, a memory that stores the calculation result of a combinational circuit is stacked on the combinational circuit portion, and a plurality of types of calculation are realized without feeding back the calculation result to the gate of the same combinational circuit portion. This can provide means to continuously reduce the cost of logic circuits even after the limit of Moore's law due to the short channel effect, etc., by using a manufacturing technology used for large-capacity stacked NAND memory.SELECTED DRAWING: Figure 1
Patent JP-2021047317-A (JP)
Title: Toner for electrostatic charge image development, electrostatic charge image developer, toner cartridge, process cartridge, image forming device, and image forming method
Inventor: TSURUMI YOSUKE
IPC: G03G9/097
Filed: 2019-09-19
Abstract: To provide a toner for an electrostatic charge image development, which is excellent in fog suppressing properties in an obtained image.SOLUTION: A toner for an electrostatic charge image development contains toner particles and an external additive. Under the condition of 28°C and 85% RH, a ratio of a specific dielectric loss factor E1 at 100 Hz of the toner to a specific dielectric loss factor E2 at 1 kHz satisfies 1.10≤E2/E1≤1.80, and under the condition of 10°C and 15% RH, the ratio of a specific dielectric loss factor E3 at 1 kHz of the toner to the E2 satisfies 1.0≤E3/E2≤1.5.SELECTED DRAWING: None
Patent JP-2021045499-A (JP)
Title: Liquid injection port, port detection device, and liquid injection port system
Inventor: SAKATE TOSHIBUMI
IPC: A61M37/00
Filed: 2019-09-20
Abstract: To provide a liquid injection port that can recognize a position of a liquid injection port from the outside of a body.SOLUTION: A liquid injection port 100 is placed inside a body while being embedded in the body. The liquid injection port 100 includes: a housing part 10 with a recess part constituting a liquid reservoir part for temporarily storing liquid supplied from the outside of the body; a plug body 20 for blocking an opening of the recess part; a liquid introduction connector communicated to the liquid reservoir part and connected to a catheter; and a coil 81 disposed in a position corresponding to the plug body 20.SELECTED DRAWING: Figure 1
Patent JP-2021051380-A (JP)
Title: Attached matter detector and attached matter detecting method
Inventor: OKI TOMOKAZU
IPC: G01N21/17
Filed: 2019-09-20
Abstract: To improve the accuracy of detecting attached matter.SOLUTION: An attached matter detector pertaining to an embodiment comprises a calculation unit, a detection unit, an interpolation unit and a state management unit. The calculation unit calculates, for each unit area composed of a prescribed number of pixels included in an imaged image, an area feature quantity based on the edge vector of each pixel. The detection unit detects a unit area corresponding to a partial buried spot and a unit area corresponding to a scattered reflection spot, on the basis of first and second detection conditions based on the area feature quantity. The interpolation unit interpolates the area ratio of the partial buried spot that decreases due to the scattered reflection spot. The state management unit manages the state transition of each state relating to the interpolation of the area ratio, on the basis of increments/decrements of the scattered reflection spot.SELECTED DRAWING: Figure 2
Patent JP-2020056020-A (JP)
Title: Biodegradable copolymer showing antiplatelet adhesiveness
Inventor: JIKYO MITSUTOSHI
IPC: A61L31/12
Filed: 2019-09-25
Abstract: To provide a biodegradable copolymer showing antiplatelet adhesiveness that is of an unconventional novel structure and has both biodegradable and antithrombotic properties, and has excellent morphological stability.MEANS: A biodegradable copolymer showing antiplatelet adhesiveness comprises an aliphatic polyester as a copolymer of a hydrophobic component and a hydrophilic component, the hydrophilic component comprising at least one of poly (1,5-dioxepane-2-one), poly (1,4-dioxane-2-one), or polyethylene oxide, and a molar ratio of the hydrophilic component being 5% or more and 85% or less.SELECTED DRAWING: Figure 2
Patent JP-2020023515-A (JP)
Title: Preparation method of ruthenium or osmium complex containing p and n donor ligands
Inventor: SARAH FACCHETTI
IPC: C07F17/02
Filed: 2019-09-27
Abstract: To provide a method for large scale production of a ruthenium complex containing a P and N donor ligands.SOLUTION: There is provided a preparation method of a [M(X)(L)m(L)] complex including a process for reacting a phosphorus ligand L, a bidentate N,N ligand L, and a [M(X)(L)] complex in a ketone solvent to form a [M(X)(L)m(L)] complex. M is ruthenium or osmium; X is an anionic ligand; L is a tertiary phosphine ligand; Lis chiral or achiral monodentate phosphorus ligand phosphorus different from L, or chiral or achiral bidentate phosphorus ligand; m is 1 or 2; when m is 1, Lis the bidentate phosphorus ligand, when m is 2, each Lis monodentate phosphorus ligand; Lis a nitrogen-containing heteroaryl group, or a bidentate N,N ligand containing an amino group; and the ketone solvent is liquid ketone having boiling point of less than 160°C under ambient pressure of 1.0135×10Pa.SELECTED DRAWING: None
Patent JP-2021055704-A (JP)
Title: Shift control device for work vehicle
Inventor: TSUJI HIDEKAZU
IPC: F16H61/433
Filed: 2019-09-27
Abstract: To start travelling surely without an engine stalling even when work travelling is performed without performing engine rotation setting by an accelerator lever, in a work vehicle which can set the engine rotational frequency by the accelerator lever by driving a travel device via a hydraulic continuously variable transmission device from the engine.SOLUTION: In a shift control device for a work vehicle which travels by transmitting a driving force to driving wheels via a hydraulic continuously variable transmission device from an engine, and which increases speed by rotating a trunnion shaft of the hydraulic continuously variable transmission device by the step-on of a gear shift pedal, in the case where the gear shift pedal is stepped on without setting the rotation of the engine by an engine setting tool, the speed is increased gradually by lowering the rotation speed to the speed increase of the trunnion shaft as a variation line A2 shown by a dotted line.SELECTED DRAWING: Figure 7
Patent JP-2021059179-A (JP)
Title: Small electric vehicle
Inventor: MURASE YUDAI
IPC: A61G5/08
Filed: 2019-10-04
Abstract: To secure a predetermined gap between frames during change of a configuration of a vehicle body.SOLUTION: In a vehicle, leg parts 5 having a seat 4 are connected to a frame 2 through brackets 3 in such a way so as to secure predetermined spaces S between themselves and the frame 2 and be rotatable in an anteroposterior direction of a vehicle body 1. Stoppers for restricting rotation of the leg parts 5 are provided. The rotation of each leg part 5 is restricted between a seating position of the seat 4 in which the predetermined space S is retained between the leg part 5 and the frame 2 and a retreat position of the seat 4 in which the predetermined space S is retained between the leg part 5 and the frame 2, and the predetermined space S is retained as an ordinary state between each leg part 5 and the frame 2 during change of a configuration of the vehicle body 1.SELECTED DRAWING: Figure 1
Patent JP-2020136660-A (JP)
Title: Display device and method of manufacturing the same
Inventor: ICHIKAWA KINYA
IPC: H01L33/46
Filed: 2019-10-08
Abstract: To provide a display device which uses micro LEDs as pixels and is low in manufacturing cost, and a method of manufacturing the same.SOLUTION: A method of manufacturing a display device 1 comprises the processes of: preparing a substrate 20 which has sub-pixels 11 set and is provided with first wiring 21 for each of sub-pixels 11, and a light emitting element 30 which has a first electrode 35 provided on a reverse surface 31a and a second electrode 33 provided on at least a part of a side face 31b; mounting the light emitting element 30 on the substrate 20 and electrically connecting the first electrode 35 to the first wiring 21; forming a resin member 23 which covers the light emitting element 30, on the substrate 20; removing an upper part of the resin member 23 to expose an upper part of the light emitting element 30 from a top surface 23a of the resin member 23 until a part of the second electrode 33 is exposed; and forming second wiring 24 on a region, except the exposed part of the light emitting element 30, of the top surface 23a of the resin member 23, and electrically connecting the second wiring 24 to the second electrode 33.SELECTED DRAWING: Figure 1
Patent JP-2021064636-A (JP)
Title: Laser oscillator
Inventor: TANAKA YASUYUKI
IPC: H01S3/0941
Filed: 2019-10-10
Abstract: To provide a laser oscillator with a suppressed manufacturing cost and a smaller size.SOLUTION: A laser oscillator 1 for outputting a laser beam comprises: a housing 10; a transformer 40, disposed in the housing 10, which is connected to a power source 2 so as to supply electric power to a first device 20 with predetermined power consumption; and a power factor improvement unit 50, disposed in the housing 10, which has a power factor improvement circuit 53 for bringing a power factor closer to 1 and is connected to the power source 2 so as to supply electric power to a second device 30 with power consumption relatively higher than that of the first device 20.SELECTED DRAWING: Figure 1
Patent JP-2021062905-A (JP)
Title: Packaging bag
Inventor: OTAKE YOHEI
IPC: B65D33/10
Filed: 2019-10-16
Abstract: To provide a handle easily that makes it easy to pour out a content in the packaging bag.SOLUTION: Provide is a packaging bag 10 in which a spout part 18 can be formed in a bag body 10A. A handle sheet 20 is joined to the outer surface of the bag body 10A, and the handle sheet 20 is provided on the outer surface on the opposite side of the spout part 18 with a central axis L, which extends in a vertical direction through the center in the width direction of the unopened bag body 10A filled with a content, sandwiched.SELECTED DRAWING: Figure 1
Patent JP-2021067028-A (JP)
Title: Suspended scaffold and its installation method
Inventor: ISHIKAWA TAKASHI
IPC: E01D21/00
Filed: 2019-10-18
Abstract: To provide a suspended scaffold and its installation method with which installation can be efficient by reducing traffic restrictions even if there is a motorway below a bridge body.SOLUTION: A scaffold body 10 formed to be foldable by making multiple floor panels 20 to rotate with each other is used, the scaffold body 10 folded in a direction perpendicular to a bridge axis on the ground below a bridge body is provided, the scaffold body 10 in the folded state is lifted to the bridge body side, and at the same time, as a suspended scaffold that extends horizontally in the direction perpendicular to the bridge axis is formed via deployment so that it extends in the direction perpendicular to the bridge axis, the suspended scaffold that extends horizontally can be formed in a short time simply by unfolding the folded scaffold body 10. At that time, by arranging the scaffold body 10 on the ground in a folded state, it is possible to use a yard 5 as a median strip at a place where the scaffold body 10 is placed on the ground, and the suspended scaffold can be installed efficiently with reduced traffic restrictions.SELECTED DRAWING: Figure 8
Patent JP-2021067243-A (JP)
Title: Metering pump drive device and coating device
Inventor: OSHITA HIROSHI
IPC: F04C2/18
Filed: 2019-10-25
Abstract: To provide a metering pump drive device that can monitor variation in viscosity or contamination of foreign matters in a fluid fed by a metering pump, and to provide a coating device using the same.SOLUTION: A metering pump drive device includes: a metering pump 52 for feeding a fluid by a constant amount per unit time; a pump motor 54 for rotating the metering pump 52, and a speed reducer 56; and a monitoring torque meter 58 for detecting a monitoring torque value of an input shaft 68 by coupling a drive shaft 60 of the speed reducer 56 to the input shaft 68 of the metering pump 52, and outputting the detected monitoring torque value in time series.SELECTED DRAWING: Figure 2