baber/WOPTO huggingface dataset:
Patent JP-2020143587-A (JP)
Title: Internal combustion engine variable valve device
Inventor: TOKUMARU TAKESHI
IPC: F02D13/04
Filed: 2019-03-04
Abstract: To improve start-up performance of an internal combustion engine.SOLUTION: An internal combustion engine variable valve device comprises: a variable mechanism which can switch between a first state J1 and a second state; and a hydraulic pressure control device which controls a hydraulic pressure to be supplied to the variable mechanism. The hydraulic pressure control section has: a hydraulic pump 11; an oil gallery 30; a valve unit 31; a pressure storage device 32; and a control unit 100. When the variable mechanism is switched to the first state, hydraulic oil in the oil gallery is supplied to the variable mechanism with the valve unit put into the first state. When the variable mechanism is switched to the second state, the hydraulic oil is discharged out of the variable mechanism with the valve unit put into the second state. When the internal combustion engine is in operation, the hydraulic oil is stored in the pressure storage device. When the internal combustion engine is started up, the valve unit is put into the first state with the hydraulic oil stored in the pressure storage device released.SELECTED DRAWING: Figure 3
Patent JP-2020143445-A (JP)
Title: Column leg hardware and manufacturing method for column leg hardware
Inventor: ITO MICHIO
IPC: E04B1/24
Filed: 2019-03-04
Abstract: To provide column leg hardware and a manufacturing method for the same, for enabling efficient transmission of shearing force acting on a column leg part of a column member to base concrete and reduction in manufacturing costs by simplifying its manufacturing processes.SOLUTION: Column leg hardware 24 provided at a lower end part of a column member 5 erected on base concrete 3 comprises: a tabular base plate 26 that is formed so as to have a planar shape larger than a horizontal cross-sectional shape of the column member 5 and has a top surface on which the lower end part of the column member 5 is fixed; and a plurality of column-shaped protrusion parts 28 that are provided so as to protrude downward from a bottom surface of the base plate 26. The base plate 26 and the plurality of protrusion parts 28 are integrally molded by casting. The column leg hardware is configured so that the protrusion parts 28 are embedded inside the base concrete 3 so that lower end parts of the protrusion parts 28 are positioned below the base concrete 3's surface.SELECTED DRAWING: Figure 1
Patent JP-2020142571-A (JP)
Title: Bicycle-parking device and wall-hanging device
Inventor: SUGIYAMA RYOSUKE
IPC: B62H3/12
Filed: 2019-03-04
Abstract: To provide a bicycle-parking device and wall-hanging device, having an interior function and a supporting function installed on the bicycle-parking device, capable of parking a bicycle without a self-supporting stand indoor or on a wall or a post of a garage or the like.SOLUTION: Each of bicycle-parking devices 20A, 20B, 20C and wall-hanging devices 30A, 30B, 30C, including a pair of lateral frame members 11 mounted on a wall A or a post of a building to face vertically each other, a frame body 10 having at least two longitudinal frame members 12, 12', 16 arranged on ends of the pair of lateral members 11 or between the pair of lateral frame members 11 and a loading rail 21 and a supporting rail 13 supported between the longitudinal frame members 12, 12', 16, further includes an interior function and a supporting function mounted on a the bicycle-parking device capable of parking a bicycle 40 without a self-supporting stand such as a road motorcycle and thus can improve industrial design as an interior component and support instruments concerning the bicycle 40.SELECTED DRAWING: Figure 1
Patent JP-2020142940-A (JP)
Title: Cement composition
Inventor: NAKAGUCHI AYUKA
IPC: C04B7/02
Filed: 2019-03-05
Abstract: To provide a low hydration heat cement composition (a high-early-strength Portland cement) which can be easily produced, has excellent strength development, and has a low heat of hydration even when a high content of C3A is included.SOLUTION: A cement composition comprises a powder of high-early-strength Portland cement clinker having a Blaine specific surface area of 4000-4800 cm2/g, at least one of gypsum dihydrate and gypsum hemihydrate, and a type II anhydrous gypsum powder. In the cement composition, a content of SO3 in 100% by total mass of: the high-early-strength Portland cement clinker powder; and at least one of the gypsum dihydrate and the gypsum hemihydrate, is 2.5-3.5% by mass. A content of the type II anhydrous gypsum powder in the cement composition is 0.1-4.5% by mass in terms of SO3.SELECTED DRAWING: None
Patent JP-2020144321-A (JP)
Title: toner
Inventor: MORIBE SHUHEI
IPC: G03G9/097
Filed: 2019-03-08
Abstract: To provide a toner containing a crystalline resin, with which low temperature fixability and pressurized storability stand together, and a toner containing a crystalline resin with which low temperature fixability and abrasion resistance stand together and which excels in flexing resistance.SOLUTION: Provided is a toner including a toner particle that contains a binder resin and a filler. The binder resin contains a crystalline resin, the crystalline resin having a peak A having a peak top in the range 2θ=21.500°±0.500° and a peak B having a peak top in the range 2θ=24.000°±0.500° in an X-ray diffraction spectrum of CuKα obtained in the range of 2θ from 15° to 30°, θ representing a Bragg angle. The filler has the peak top of maximum peak existing between the peak A and the peak B in an X-ray diffraction spectrum of CuKα obtained in the range of 2θ from 15° to 30°, θ representing a Bragg angle.SELECTED DRAWING: None
Patent JP-2019164787-A (JP)
Title: Method and device for efficiently specifying building footprint
Inventor: CHEN JIAN
IPC: G06T15/00
Filed: 2019-03-13
Abstract: To provide a method and a device for specifying 3D structure footprint.SOLUTION: The method includes: receiving mesh data for a 3D structure including corners and edges forming a polygon of the 3D structure; and specifying a connection graph including a candidate node and a candidate line, which includes (i) identifying all edges having corners lower than a height threshold and (ii) mapping the identified edges and the corners thereof to a 2D surface. The method further includes, for each candidate node, specifying an adjacent list indicating which of other candidate nodes is connected to the candidate node by the candidate line, and, on the basis of the connection graph and the adjacent list, creating footprint of a 3D structure. The footprint includes corners corresponding to selected candidate nodes and edges corresponding to selected candidate lines.SELECTED DRAWING: Figure 3
Patent JP-2020148923-A (JP)
Title: Resolution conversion method, color conversion device, and display unit
Inventor: KOYAMA FUMIO
IPC: G09G5/02
Filed: 2019-03-14
Abstract: To provide a technology, in a resolution conversion method, that can restrict the generation of pseudo color in the vicinity of the boundary between color areas.SOLUTION: A resolution conversion method includes: executing color conversion processing on an input image represented by a first color system to create an intermediate image represented by a second color system that is defined by brightness, chroma, and hue; executing first resolution conversion processing on a hue component of the intermediate image and executing second resolution conversion processing different from the first resolution conversion processing on a brightness component and a hue component of the intermediate image to create a resolution conversion image; and executing the color conversion processing on the resolution conversion image to create an output image represented by the first color system.SELECTED DRAWING: Figure 2
Patent JP-2020149747-A (JP)
Title: Semiconductor storage device
Inventor: MIDORIKAWA TAKESHI
IPC: G11C11/419
Filed: 2019-03-14
Abstract: To provide a semiconductor storage device suitable for appropriately performing assist control.SOLUTION: According to one embodiment, a semiconductor storage device including a bit cell, a pair of bit lines, a word line, a write amplifier, a word line driver, and an assist timing control circuit is provided. The pair of bit lines are electrically connected to the bit cell. The word line is electrically connected to the bit cell. The write amplifier is electrically connected to the pair of bit lines. The word line driver is electrically connected to the word line. The output side of the assist timing control circuit is electrically connected to the write amplifier and the word line driver.SELECTED DRAWING: Figure 1
Patent JP-2019110138-A (JP)
Title: Joint body and joint method
Inventor: MIHARA TERUYOSHI
IPC: H01M8/0228
Filed: 2019-03-14
Abstract: To provide a joint method capable of effectively jointing various materials as compared to the conventional anode joint method.SOLUTION: A joint body comprises: an oxygen ion conductor; a first jointed material arranged to one surface of the oxygen ion conductor, to which an oxide layer is provided to the surface, and which includes conductivity; and a second jointed material arranged onto the other surface of the oxygen ion conductor, and including an electron conductivity. In a contact interface between the oxide layer of the first jointed material and the oxygen ion conductor, a covalent binding is formed. In a contact interface between the second jointed material and the oxygen ion conductor, the covalent binding is formed.SELECTED DRAWING: Figure 1
Patent JP-2020148060-A (JP)
Title: Opening and closing body control device for vehicles
Inventor: KIMURA SHOGO
IPC: E05F15/43
Filed: 2019-03-15
Abstract: To provide an opening/closing body control device for vehicles capable of stopping an opening/closing body in front of an obstacle even when an obstacle sensor does not detect the obstacle while the opening/closing body is operating.SOLUTION: The door control device includes: a control unit that controls a back door to perform an open operation based on an operation request; a detection unit that detects the obstacle around the backdoor based on the detection result of an obstacle sensor; and a setting unit that sets a target stop position, which is the position at which the backdoor approaches the obstacle, based on the distance from the backdoor to the obstacle before the backdoor starts operating. The control unit is configured so as to, when the target stop position is set, control the backdoor to stop at the target stop position.SELECTED DRAWING: Figure 7
Patent JP-2020149944-A (JP)
Title: Grommet inner and grommet
Inventor: MORINO SATOSHI
IPC: F16L5/02
Filed: 2019-03-15
Abstract: To provide a grommet inner and a grommet equipped with the grommet inner, which may ensure reliable water stopping property under a state where the grommet is fixed to a panel.SOLUTION: A grommet inner 20 is so configured that a grommet 1 that protects an electric wire to be inserted into an insertion hole H provided on a body panel BP is configured together with a cylindrical grommet body 10 having a lip 122 that is brought into close contact with the body panel BP, it is consisting of a cylindrical inner body 21 that is attached on an end of the grommet body 10, fixed to the insertion hole H and formed in an oval shape when viewed from the insertion direction in a fixed state and a flange part 22 that extends outward in the radial direction of the inner body 21 at one end side of the inner body 21, and the other end side surface of the inner body 21 is provided with a guide piece that extends to the other end side in the insertion direction along the radial direction and in which an outer end surface in the radial direction and the outer peripheral surface of the inner body 21 are formed on the same plane.SELECTED DRAWING: Figure 6
Patent JP-2020150991-A (JP)
Title: Cooker
Inventor: SUGIYAMA NAOYA
IPC: A47J37/06
Filed: 2019-03-18
Abstract: To provide a cooker capable of performing continuous cooking by preventing overheat of an outer shell case while properly keeping moisture contained in bread.SOLUTION: In the cooker comprising a cooker body and a lid body covering the upper side of the body, a bottom plate for heating a placed cooked material from downward is provided on a cooker body top face, and a heating chamber top plate in a position facing the bottom plate and heating the cooked material by radiant heat is arranged in the lid body. The cooker further comprises a heater heating the bottom plate and the heating chamber top plate, a control device for the heater, and a notification unit. The control device has a restriction unit restricting heating with the heater in accordance with a signal from a temperature detection device monitoring a temperature of the heating chamber in which the cooked material is stored, and the notification unit notifies that the heating is restricted when the restriction unit restricts heating. The cooker also comprises a cooling fan decreasing an atmospheric temperature in a heating chamber periphery, and the control device commands the operation start of the cooling fan in order to prevent overheat of the cooker body.SELECTED DRAWING: Figure 3
Patent JP-2020153706-A (JP)
Title: Electronic device and method therefor
Inventor: OKUNI HIDENORI
IPC: G01C3/06
Filed: 2019-03-18
Abstract: To provide an electronic device with which it is possible to improve the accuracy of measuring the distance to an object the distance of which is to be measured.SOLUTION: The electronic device of an embodiment comprises a light source for emitting pulse light, a light receiving unit for receiving light and outputting a signal that indicates the intensity of received light, and a processing unit. This processing unit estimates the received light intensity of light, out of the light received by the light receiving unit, that does not include reflected light of the pulse light having been reflected by an object. This processing unit determines a time range in which light intensity is acquired, on the basis of this received light intensity. This processing unit calculates a duration of time, on the basis of the received light intensity and the time range, from when pulse light is emitted by the light source to when the light that includes reflected light of the pulse light is received by the light receiving unit. This processing unit calculates the distance from the electronic device to the object on the basis of this duration of time.SELECTED DRAWING: Figure 1
Patent JP-2020156023-A (JP)
Title: Amplification device
Inventor: MIURA KENSUKE
IPC: H03F1/02
Filed: 2019-03-22
Abstract: To provide an amplification device having a high efficiency even in the case where a dynamic range is the wide, and having a small circuit scale.SOLUTION: An amplification device comprises: a first amplifier, a second amplifier, and a third amplifier, which amplify and output an input signal; a detection part that detects an amplitude level of the input signal in a previous step of the first to the third amplifiers; and a selection part that selects whether or not the input signal is output by being amplified with an out phase amplification part structured by the first and second amplifier or is output by being amplified with a Doherty amplification part structured by the second and third amplifiers in according with the amplitude level of the input signal detected by the detection part.SELECTED DRAWING: Figure 1
Patent JP-2020155389-A (JP)
Title: Vehicular lighting fixture unit and vehicular lighting fixture
Inventor: USHIKUSA KEITA
IPC: F21V8/00
Filed: 2019-03-22
Abstract: To provide a vehicular lighting fixture in which a plate-like light guide part uniformly emits light.SOLUTION: A vehicular lighting fixture comprises a light guide body 30, and a light source for emitting light to be guided in the light guide body. The light guide body includes a first rod-like light guide part 33a and a second rod-like light guide part 33b for guiding light from the light source toward a tip part from a base end part, and a plate-like light guide part 34 arranged between the first rod-like light guide part and the second rod-like light guide part. The first rod-like light guide part and the second rod-like light guide part are arranged in parallel. The plate-like light guide part includes one end edge part connected to an outer peripheral surface of the first rod-like light guide part, and the other end edge part connected to an outer peripheral surface of the second rod-like light guide part. The one end edge part and the other end edge part of the plate-like light guide part include a thin-walled part whose thickness is thinner than that of the plate-like light guide part other than the one end edge part and the other end edge part.SELECTED DRAWING: Figure 5
Patent JP-2019171563-A (JP)
Title: Machine tool
Inventor: HASEGAWA KEI
IPC: B23Q17/20
Filed: 2019-03-26
Abstract: To provide a machine tool which reduces variation in determination accuracy of the contact timing of a detector and a cutting object, and accurately detects a contact position of the cutting object and the detector.SOLUTION: A machine tool includes an FPGA and a CPU. The FPGA detects whether a contact sensor and a cutting object are in contact or not at a first cycle. When contact is detected by the contact sensor, the FPGA stores contact information [1] in a high speed shift register at the first cycle. When the shift register continuously stores the [1] in a prescribed period, the FPGA stores the [1] in a low speed shift register at a second cycle slower than the first cycle. The CPU reads the contact information stored in the high speed shift register and the low speed shift register at a third cycle. The CPU determines a contact timing of the contact sensor and the cutting object, on the basis of the read contact information, and the first cycle and the second cycle.SELECTED DRAWING: Figure 4
Patent JP-2020159792-A (JP)
Title: Imaging apparatus and method for determination
Inventor: OYAMA MINORU
IPC: G06T7/174
Filed: 2019-03-26
Abstract: To detect whether polarization sunglasses are being used or not.SOLUTION: An imaging apparatus 10 includes: an imaging element 28; a polarization control mechanism 26 for selectively making a first straight polarization component 18s of an incident light 18 going to the imaging element 28 and a second straight polarization component 18p perpendicular to the first straight polarization component 18s go through the imaging element 28; and an image processing unit for determining whether an imaging target includes a straight polarizer on the basis of a first image taken of imaging the first straight polarization component 18s of the incident light 18 and a second image taken of the second straight polarization component 18p of an incident light 18.SELECTED DRAWING: Figure 4
Patent JP-2020070491-A (JP)
Title: Alignment device, film deposition, alignment method, film deposition method, and electronic device manufacturing method
Inventor: KASHIWAKURA KAZUFUMI
IPC: H05B33/10
Filed: 2019-03-27
Abstract: To adjust a relative position between an electrostatic chuck and a substrate and/or the electrostatic chuck and a mask, when relative displacement occurs in a direction parallel to an adsorption face of the electrostatic chuck between them.SOLUTION: An alignment device according to the present invention includes: a substrate support unit for supporting a substrate; a mask support unit for supporting a mask; and an electrostatic chuck for adsorbing the substrate and the mask via the substrate. The substrate support unit and the mask support unit can move to the electrostatic chuck in one of a first direction parallel to an adsorption face of the electrostatic chuck and a second direction orthogonal to the first direction and parallel to the adsorption face of the electrostatic chuck, and can rotate in a rotation direction around a third direction orthogonal to each of the first and second directions.SELECTED DRAWING: Figure 3
Patent JP-2020165664-A (JP)
Title: Gas sensor
Inventor: HARADA TOSHIHIKO
IPC: G01N27/41
Filed: 2019-03-28
Abstract: To provide a gas sensor where there are almost no errors in detecting a concentration of a specific gas component even when an oxygen concentration of reference gas rapidly increases.SOLUTION: A sensor element 2 of a gas sensor 1 includes a solid electrolyte 31, a first insulation body 33A, a gas chamber 35, a second insulation body 33B, a reference gas duct 36, a pump electrode 311, a sensor electrode 312, a reference electrode 314, and a shield layer 5. The shield layer 5 is constituted by an insulating ceramic material, and covers a sensor side electrode part 314B being a part to be overlapped with the sensor electrode 312 via the solid electrolyte 31 in the reference electrode 314.SELECTED DRAWING: Figure 2
Patent JP-2020167017-A (JP)
Title: Connection structure of electric equipment unit and electric equipment
Inventor: IIDA MASAKAZU
IPC: H01R9/24
Filed: 2019-03-29
Abstract: To provide connection structure of an electric equipment unit of which the cost can be reduced and which enables the electric equipment unit to be easily recombined after connection.SOLUTION: Terminal blocks (electric equipment units) 4 and 4' have wall portions 41, one wall surface 41A of the wall portion 41 has an engaging hook (engaging portion) 42, and the other wall surface 41B has an engaging hole (engaged portion) 44 corresponding to the engaging hook 42. The engaging hole 44 of one terminal block 4 allows the engaging hook 42 of the other terminal block 4' to enter and rotate, such that the engaging hook 42 engages with the engaging hole 44.SELECTED DRAWING: Figure 14
Patent JP-2020170752-A (JP)
Title: Film formation method and film deposition device
Inventor: KANEMURA RUI
IPC: H01L21/205
Filed: 2019-04-01
Abstract: To provide a technique capable of improving the in-plane uniformity of the film thickness.SOLUTION: A film formation method according to an embodiment of the present disclosure repeats the cycle of executing, in this order, a step of supplying a halogen-free silicon raw material gas into a processing container containing a substrate, a step of supplying the halogen-containing silicon raw material gas into the processing container, and a step of removing the halogen-containing silicon raw material gas in the processing container.SELECTED DRAWING: Figure 1
Patent JP-2020168787-A (JP)
Title: Lamination molding apparatus
Inventor: KOSUE YUKI
IPC: B22F3/105
Filed: 2019-04-03
Abstract: To suppress deterioration of molding accuracy.SOLUTION: A molding apparatus 1 includes: a substrate 15 containing one central plate 20, four first peripheral plates 30, and four second peripheral plates 40; an electron beam irradiation device 8 that solidifies a powder on the substrate 15; and a guide G including a first direction regulating part 33 that defines a moving direction of the first peripheral plate 30 and a second direction regulating part 44 that defines a moving direction of the second peripheral plate 40.SELECTED DRAWING: Figure 2
Patent JP-2019110349-A (JP)
Title: Multilayer wiring board
Inventor: SUGIYAMA YUICHI
IPC: H05K3/46
Filed: 2019-04-15
Abstract: To provide a multilayer wiring board which can reduce the harmful effects associated with multilayer of a wiring layer.SOLUTION: A multilayer wiring board 100 according to one embodiment comprises a first wiring board 10, a second wiring board 20, a junction layer 30 and conductor layers 131s, 221s. The first wiring board 10 includes a metallic first core member 11 having a cavity 110. The second wiring board 20 includes a metallic second core member 21. The junction layer 30 is arranged between the first wiring board 10 and the second wiring board 20. The conductor layers 131s, 221s are arranged inside the junction layer 30.SELECTED DRAWING: Figure 2