baber/WOPTO huggingface dataset:
Patent JP-2021126685-A (JP)
Title: Lead-free and antimony-free solder alloy, solder ball, and solder joint
Inventor: IIJIMA YUKI
IPC: C22C13/00
Filed: 2020-02-14
Abstract: To provide a lead-free and antimony-free solder alloy, a solder ball and a solder joint which refine crystal grains of a joint interface and thereby improve a shear strength, and can suppress non-joining.SOLUTION: A lead-free and antimony-free solder alloy has an alloy composition composed of, by mass%, 0.1-4.5% Ag, 0.20-0.85% Cu, 0.005-0.090% Ni, 0.0005-0.0090% Ge, and the balance Sn, and the alloy composition satisfies the following expression (1) and expression (2). Expression (1): 0.003<(Ag+Cu+Ni)×Ge<0.023. Expression (2): (Sn/Cu)×(Ni×Ge)/(Ni+Ge)<0.89. In the above expression (1) and expression (2), Ag, Cu, Ni, Ge and Sn are each content of the alloy composition (mass%).SELECTED DRAWING: None
Patent JP-2021131942-A (JP)
Title: Backlight device
Inventor: GOTO AKIRA
IPC: F21S2/00
Filed: 2020-02-18
Abstract: To ensure display uniformity including display quality in a periphery of a display panel without increasing the number of LED light sources.SOLUTION: A backlight device (1) includes a backlight unit (4) arrayed in a position corresponding to an outer periphery of a display panel (2) and having a light emission surface of which dimension (L1) is larger than a dimension (L2) of a light emission surface of a backlight unit (4) arrayed in a position corresponding to the center of the display panel (2).SELECTED DRAWING: Figure 1
Patent JP-2021132518-A (JP)
Title: Manufacturing method for stator and terminal
Inventor: HASHIMOTO SHINGO
IPC: H02K15/085
Filed: 2020-02-21
Abstract: To enlarge a welding cross sectional area.SOLUTION: A manufacturing method for a stator including an annular stator core in which a plurality of slots are arranged in a circumferential direction, a coil in which a coil wire is wound and mounted in a slot, and a terminal having a leg part connected to an end of the coil wire, comprises: a formation step (step S1) of forming an extension part having a cross-sectional area larger than a cross-sectional area of the coil wire, at at least one of a first end that is an end of the coil wire and a second end that is an end of the leg part or the other end of the coil wire; a positioning step (step S5) of adjacently positioning the first end and the second end in the same direction; and a fusion welding step (step S6) of connecting, by means of fusion welding, the first end and the second end positioned in the positioning step.SELECTED DRAWING: Figure 4
Patent JP-2021136707-A (JP)
Title: Protection system for multi-terminal power transmission system
Inventor: MATSUMOTO HARUYASU
IPC: H02H3/28
Filed: 2020-02-21
Abstract: To provide a protection system which protects a multi-terminal power transmission system, in which a protection section is changed by the change of open/close states of a plurality of switches, using a current differential method.SOLUTION: The protection system includes a plurality of protection relays RY which are connected each other through communication. Each protection relay RY includes: a protection section identification unit 62 which, when the open/close state of the plurality of switch SW is changed, identifies the protection section based on the information of the open/close state after the change of a switch SW; and a protection relay calculation unit 63 which performs protection relay calculation using the current differential method, based on a current value sampled at each terminal of the identified protection section.SELECTED DRAWING: Figure 7
Patent JP-2021134696-A (JP)
Title: Rotor guide, rotor and propulsion body
Inventor: KASE ATSUSHI
IPC: F04D29/54
Filed: 2020-02-26
Abstract: To provide a rotor guide which is applicable to a rotor body as an additional component, of which the structure is simplified and which is capable of improving a thrust without increasing energy consumption, a rotor with the rotor guide and a propulsion body with the rotor.SOLUTION: A rotor guide is installed around a rotor body and formed annular to enclose the rotor body in a view in a rotation axis direction of the rotor body, and comprises: a bottom face part which is a belt-like face enclosing the rotor body and a face orthogonal to a rotation axis of the rotor body and being directed to a suction side of the rotor body; and a side face part which is a belt-like face extending from a whole circumference of an outer edge of the bottom face part to the suction side of the rotor body and a face being directed to an inner peripheral side of the rotor body. A rotor comprises the rotor body and the rotor guide. A propulsion body comprises the rotor.SELECTED DRAWING: Figure 1
Patent JP-2021134280-A (JP)
Title: Composition for forming conductive coating and method for producing conductive coating
Inventor: MIYAZAKI DAICHI
IPC: C23C26/00
Filed: 2020-02-27
Abstract: To provide a composition capable of forming a coating having high conductivity and rust preventability without using a surfactant.SOLUTION: There is provided a composition for forming a conductive coating which comprising a multilayer carbon nanotube, a polyurethane-based polymer dispersant having a polycaprolactone chain, a silicon resin and an organometallic compound. There is provided a method for producing a conductive coating.SELECTED DRAWING: None
Patent JP-2020196433-A (JP)
Title: Battery unit mounting structure of electric vehicle
Inventor: YAMADA MORIEI
IPC: B60K1/04
Filed: 2020-02-28
Abstract: To provide a battery unit mounting structure of an electric vehicle which can reduce traveling noise while ensuring the compactness of a battery unit.SOLUTION: A battery unit 10 includes: a pair of left and right side frames 21 mounted to a pair of floor frames 3; cross frames 31 to 33 extending in a vehicle width direction and connecting the pair of side frames 21; and a plurality of battery modules 11 which are set to have substantially the same dimension in each of a longitudinal dimension, a lateral dimension, and a height dimension orthogonal to the longitudinal dimension and the lateral dimension. The plurality of battery modules 11 are supported by the cross frames 31 to 33 in the same attitude and are arranged in a plurality of rows while being adjacent to each other in the vehicle width direction such that the direction of the longitudinal dimension is substantially parallel to a front-rear direction. The mounting rigidity of the battery modules 11 in a first storage area S1 is made different from the mounting rigidity of the battery modules 11 in second and third storage areas S2 and S3.SELECTED DRAWING: Figure 4
Patent JP-2021136210-A (JP)
Title: Manufacturing method of lamination type battery, and lamination type battery
Inventor: YOSHIOKA HIROYA
IPC: H01M10/0585
Filed: 2020-02-28
Abstract: To provide a manufacturing method of a lamination type battery capable of determining a location in which a content is ejected when the internal pressure of an exterior body rises.SOLUTION: A manufacturing method of a lamination type battery includes an electrolyte supply step of supplying an electrolyte to an accommodation space of an exterior body including a first sealing portion extending along a part of a first side, a second side, a third side, and a fourth side, and joining a first exterior material and a second exterior material to each other, which stores an electrode body having a plurality of electrode plates formed and laminated between the first exterior material and the second exterior material of the exterior body through an opening formed between the first exterior material and the second exterior material, leading to the accommodation space, and located on a part of the first side, a sealing step of joining the first exterior material and the second exterior material at the opening to form a second sealing portion. In the sealing step, the second sealing portion is formed such that the sealing strength of the second sealing portion is smaller than the sealing strength of the first sealing portion.SELECTED DRAWING: Figure 3
Patent JP-2021135966-A (JP)
Title: Recording control device, recording control method, and program
Inventor: ASANO KOSUKE
IPC: G06T7/00
Filed: 2020-02-28
Abstract: To appropriately record a video.SOLUTION: A recording control device comprises: a photographing data acquisition unit that acquires photographing data obtained by photographing with a camera installed in a cabin of a vehicle; a living things detection unit that detects living things included in the photographing data; a visibility calculation unit that, when the living things are detected from the photographing data, calculates visibility of a landscape in photographing data photographed through a translucent part of the vehicle arranged between the camera and the living things; a ratio calculation unit that, when the visibility of the landscape is equal to or more than a predetermined one, calculates the ratio of occupation of the living things in the photographing data; a vehicle information acquisition unit that acquires vehicle information including information on the vehicle speed of the vehicle; and a recording control unit that, when the ratio of occupation of the living things in the photographing data is equal to or more than a threshold, changes a method for storing the photographing data in accordance with the vehicle speed of the vehicle and records the method in a recording unit.SELECTED DRAWING: Figure 1
Patent JP-2021137385-A (JP)
Title: Washing machine
Inventor: KATO SHUN
IPC: D06F33/34
Filed: 2020-03-06
Abstract: To achieve improvement in a washing effect by fine bubble water containing micro-bubbles, and to effectively discharge dirt and the like removed from laundry.SOLUTION: A washing machine 10 includes: a water tub 12; a rotary tub 13 provided in the water tub 12 rotatably; and a fine bubble generation device 80 for generating fine bubbles containing micro-bubbles to the water to be supplied to the water tub 12. The water tub 12 includes a discharge port provided at a bottom part and for discharging the stored water, and an overflow port provided above the discharge port and for allowing the water to overflow in the case where the water level has exceeded an overflow water level. A washing step or a rinsing step includes: an overflow water supply period for supplying water in the water tub 12 until the water overflows from the overflow port; and a prescribed amount water supply period set before the overflow water supply period, and for supplying water to the prescribed water level prescribed in the washing step or in the rinsing step. In at least one of the overflow water supply period and the prescribed amount water supply period, the water containing fine bubbles generated by the fine bubble generation device 80 is supplied to the water tub 12.SELECTED DRAWING: Figure 1
Patent JP-2021140634-A (JP)
Title: Server device, edge instrument, processing pattern identification method and control program
Inventor: NORIMATSU SAYUMI
IPC: G06F16/901
Filed: 2020-03-09
Abstract: To provide a server device, edge instrument, identification method and control program that can identify a processing pattern implemented with respect to post-processed data.SOLUTION: A communication unit 12 in a server 10 is configured to receive post-processed data, and a signal including a Bloom filter dealing with a processing pattern implemented with respect to the posted-processed data, which are transmitted from an edge instrument 20-2 directly connected to the server 10. A processing pattern identification unit 13 therein is configured to identify the processing pattern received in the communication unit 12 and implemented with respect to the post-processed data on the basis of [processing pattern list] and the Bloom filter received in the communication unit 12.SELECTED DRAWING: Figure 2
Patent JP-2021141909-A (JP)
Title: X-ray dynamic image capturing system and x-ray dynamic image capturing method
Inventor: ZENNO YOICHI
IPC: A61B6/00
Filed: 2020-03-10
Abstract: To acquire a dynamic image of high quality as an image for diagnosis while permitting deterioration in image quality and improving a frame rate on an image to be displayed in real time in X-ray dynamic image capturing.SOLUTION: An X-ray dynamic image capturing system includes an X-ray imaging device for generating imaging data on a dynamic image and an image processing device for generating a real time image for imaging confirmation and an image for diagnosis. The X-ray imaging device transmits the imaging data to the image processing device by a connectionless type communication protocol line by line in a first transfer period for displaying the real time image. The image processing device detects an error line by line of the imaging data, and reports error line information indicating the line in which an error is detected, to the X-ray imaging device. The X-ray imaging device re-transmits the imaging data on the line in which an error is detected to the image processing device by a connection type communication protocol on the basis of the error line information in a second transfer period.SELECTED DRAWING: Figure 5
Patent JP-2020103944-A (JP)
Title: Apparatus and method for mechanically providing power to generator on continuously rotatable rotor of x-ray scanner
Inventor: M RISHER-KELLY CLIFFORD
IPC: A61B6/03
Filed: 2020-03-11
Abstract: To provide an apparatus and method for mechanically providing power to a generator on a continuously rotatable rotor of an X-ray scanner.SOLUTION: A system including an X-ray scanner gantry includes: a housing; a gantry gear; a rotor; a generator mounted on the rotor; and first and second generator gears connected to or engaged with one or more axles of the generator, the second generator gear being engaged with the gantry gear. A motor rotates an intermediate gear via a motor gear. A second actuator actuates the motor gear to engage the motor with the rotor. A control module operates in first and second modes and: while in the first mode, engages the intermediate gear to the first generator gear via the first actuator to rotate, via the motor gear, the intermediate gear and as a result, the first generator gear; and while in the second mode, engage the motor to the rotor via the second actuator to rotate, via the motor gear, the rotor and as a result, the second generator gear.SELECTED DRAWING: Figure 2
Patent JP-2020112566-A (JP)
Title: Probe system having plurality of actuation locations
Inventor: ANDREW HUMPHRIS
IPC: G01Q10/04
Filed: 2020-03-12
Abstract: To provide an AFM (Atomic force Microscope) which can measure three-dimensional characteristics, such as not only height measurement but also sidewall angle measurement.SOLUTION: A probe system includes a probe tip carried by a first arm and a second arm. An irradiation system is configured to deform a probe by irradiating each of the first arm at a first actuation location and the second arm at a second actuation place with each irradiation output. An actuation control device is configured to independently control the irradiation output at each actuation location so as to control a height, an inclined angle, and a lateral position of the probe. The first arm and the second arm are mutual mirror images on both sides of a symmetry plane passing the probe tip. A detection system is provided to not only measure the height of the probe tip and generate a height signal but also measure an inclined angle of the probe and generate an inclination signal. A lateral position of the tip can be determined from the inclination signal.SELECTED DRAWING: None
Patent JP-2021150406-A (JP)
Title: Silicon carbide semiconductor device
Inventor: FUJISAWA HIROYUKI
IPC: H01L29/868
Filed: 2020-03-17
Abstract: To provide a semiconductor device whose channel width density per unit area can be improved and on resistance can be reduced.SOLUTION: A semiconductor device includes a semiconductor substrate with a first conductivity type, a first semiconductor layer with the first conductivity type, a second semiconductor layer 3 with a second conductivity type, a first semiconductor region 7 with the first conductivity type, a second semiconductor region 8 with the second conductivity type, a gate insulating film, a gate electrode 10, an interlayer insulating film, a first electrode, a second electrode, and a trench. The first semiconductor region 7 and the second semiconductor region 8 are disposed periodically apart from each other in a first direction (y direction) where the trench extends in a stripe shape.SELECTED DRAWING: Figure 1
Patent JP-2021150437-A (JP)
Title: Inductor built-in substrate
Inventor: KAWAI SATORU
IPC: H05K3/46
Filed: 2020-03-18
Abstract: To provide an inductor built-in substrate which can be miniaturized.SOLUTION: In an inductor built-in substrate 10, a core substrate 30 is composed of a plurality of laminated resin insulating layers 20M, 20A, 20B, 20C, 20D. Conductor circuits 56MF, 56MS, 56A, 56B can be provided between the resin insulating layers. The number of resin insulating layers on the core substrate 30 can be reduced and the inductor built-in substrate 10 can be miniaturized.SELECTED DRAWING: Figure 1
Patent JP-2021150887-A (JP)
Title: Program, information processor, and information process system
Inventor: YANAGAWA RYO
IPC: H04N1/00
Filed: 2020-03-23
Abstract: To provide a technology for making it possible to suppress labor and time for designating a storage destination of scan data one by one.SOLUTION: An information processing program includes the steps of: when bar code information is acquired from generated scan data, storing the generated scan data in a storage destination shown by the bar code information (S16, S18); and, when no bar code information is acquired from the generated scan data, storing the generated scan data in a generated scan data storage destination acquired before the generated scan data (S34, S18).SELECTED DRAWING: Figure 3
Patent JP-2021153161-A (JP)
Title: Solid-state imaging device and method for manufacturing solid-state imaging device
Inventor: MATSUYAMA Shota
IPC: H01L27/146
Filed: 2020-03-25
Abstract: To improve characteristics of a solid-state imaging device.SOLUTION: A photoelectric conversion region that performs photoelectric conversion is formed in each pixel of a semiconductor substrate, and a well contact that supplies a prescribed potential to a well region adjacent to the photoelectric conversion region is disposed in a position overlapping the photoelectric conversion region in a direction orthogonal to a depth direction of the semiconductor substrate. A contact region having a higher impurity concentration than that of the well region is formed in a portion where a wiring member of the well contact is in contact with the well region. This present technology is applicable to, for example, a back-illuminated CMOS image sensor.SELECTED DRAWING: Figure 4
Patent JP-2020115219-A (JP)
Title: Image display device and image display method
Inventor: OMAE HIDEKI
IPC: G09F9/00
Filed: 2020-03-25
Abstract: To provide an image display device capable of displaying without deformation in images even when a display element expands or contracts.SOLUTION: The image display device includes: a display element that has multiple pixels; a detection part that detects a distance between pixels along a curved surface on the display element arranged on the curved surface of a three-dimensional object; and a correction part that corrects an image signal showing an image to be displayed at each pixel according to the distance between the pixels detected by the detection part. The detection part is configured to detect the distance between pixels on the basis of an image picked up by multiple pixels of the display element.SELECTED DRAWING: Figure 13
Patent JP-2021155814-A (JP)
Title: Plated article and method for manufacturing the same
Inventor: ASHIZAWA HIROKI
IPC: C09D5/00
Filed: 2020-03-27
Abstract: To provide a plated article excellent in transparency and excellent in visibility without reflecting light by metal even as viewed from not only a front side but also from a rear side to cause glare, and method for manufacturing the same.SOLUTION: A plated article includes a transparent base material, a plating ground layer formed in the front side and/or rear side of the transparent base material and an electroless plating layer formed on the surface of the plating ground layer. The plating ground layer including polypyrrole fine particles and a binder resin is provided in a pattern shape; the electroless plating layer formed only on the surface of the plating ground layer and subjected to blacking has 90% or more of a light transmittance at a wavelength of 550 nm.SELECTED DRAWING: Figure 5
Patent JP-2021154926-A (JP)
Title: Suspension member for in-wheel motor drive device
Inventor: SUGIURA SAORI
IPC: B60G3/28
Filed: 2020-03-27
Abstract: To provide a structure that avoids the destruction of an in-wheel motor drive device even when an abnormal impact force sufficient to destroy an electric vehicle is applied.SOLUTION: A lower arm 48 extends in a vehicle width direction on the lower side of an in-wheel motor drive device 10, an outer end 48p in the vehicle width direction is connected to the in-wheel motor drive device 10 via a ball joint 49, and an inner end 48q in the vehicle width direction is connected to a sub-frame 30 on a vehicle body side around a swing axis extending in a vehicle longitudinal direction and can swing in a vertical direction. In the lower arm 48, regarding a reference straight line Ls passing through a ball center of the ball joint 49 in orthogonal to the swing axis, a bisector point Pd bisecting the reference straight line Ls into the ball joint 49 side and the sub-frame 30 side, and a reference plane that passes through the bisector point Pd and is orthogonal to the reference straight line Ls, the cross section of the lower arm 48 that intersects the reference plane is located on the opposite side (lower side) of the in-wheel motor drive device 10 when viewed from the bisector point Pd.SELECTED DRAWING: Figure 1
Patent JP-2021154698-A (JP)
Title: Wiring print head and wiring printer
Inventor: KASANO KENTA
IPC: B05C11/10
Filed: 2020-03-30
Abstract: To provide a wiring print head and a wiring printer which can form wiring pattern on a surface of a work-piece including a complex three-dimensional shape such as a rib structure and so on.SOLUTION: A wiring print head 12 and a wiring printer 10, which form a wiring pattern 103 on a surface of a work-piece 100, comprise: an insulation material discharge part 20 which discharges a liquid insulation material to form an insulation layer 52; a wiring ink discharge part 22 which discharges a wiring ink containing conductive particles onto the insulation layer 52 to form a wiring ink layer 54; a drying mechanism 24 which reduces volatile components of the wiring ink layer 54; and a firing mechanism 26 which fires the wiring ink layer 54 to form a wiring pattern 103.SELECTED DRAWING: Figure 4