baber/WOPTO huggingface dataset:
Patent JP-2019135287-A (JP)
Title: Thermoplastic resin composition and molded article thereof
Inventor: ATSUTA HIROYUKI
IPC: C08K3/04
Filed: 2018-02-05
Abstract: To provide a thermoplastic resin composition excellent in both black color development and weather resistance and excellent in weather resistance, color development, and molding appearance, and to provide a molded article thereof.SOLUTION: The thermoplastic resin composition contains: an acrylic resin (A) having a shear viscosity η satisfying η<3000 [Pa s] under conditions of a temperature of 240°C and a shear rate of 10 [1/s]; and carbon black (B) in which the number average particle diameter of primary particles is 10-20 nm. The carbon black (B) preferably has a pH of 6 or less and a DBP absorption of 40-60 cm/100 g. The molded article is obtained by molding the thermoplastic resin composition.SELECTED DRAWING: None
Patent JP-2018103180-A (JP)
Title: Apparatus using switchable water, method for separating solute from aqueous solution, and ionic strength adjustment method
Inventor: PHILIP G JESSOP
IPC: B01J19/00
Filed: 2018-02-08
Abstract: PROBLEM TO BE SOLVED: To provide a method and system for reversibly converting water between an initial ionic strength and an increased ionic strength, using a switchable additive.SOLUTION: Switching from lower to higher ionic strength is readily achieved using low energy methods such as bubbling with CO, CSor COS. Switching from higher to lower ionic strength is readily achieved using low energy methods such as bubbling with air, heating, agitating, introducing a vacuum or partial vacuum, or any combination thereof.SELECTED DRAWING: Figure 1
Patent JP-2019137795-A (JP)
Title: Expanded sheet and adhesive tape
Inventor: HAMADA TETSUSHI
IPC: B32B5/24
Filed: 2018-02-13
Abstract: To provide an expanded sheet good in reworkability even when compression strength is low, and an adhesive tape having the same.SOLUTION: There is provided an expanded sheet (10) having at least a first foam layer (11) containing a polyolefin resin, and a second foam layer (12) containing a polyolefin resin laminated on the first foam layer (11), in which expansion rate of the second foam layer (12) is higher than that of the first foam layer (11). The adhesive tape has an adhesive on at least on surface of the expanded sheet.SELECTED DRAWING: Figure 1
Patent JP-2019145585-A (JP)
Title: Correction value calculation method of industrial robot
Inventor: YAZAWA TAKAYUKI
IPC: H01L21/68
Filed: 2018-02-16
Abstract: To provide a correction value calculation method of an industrial robot capable of relatively easily calculating the correction value for correcting deviation of robot coordinate of the industrial robot after replacement for the coordinate of a teaching position taught in the teaching work of the industrial robot before replacement.SOLUTION: In a correction value calculation method of an industrial robot, in a reference position specification step, a reference value of an encoder is specified based on the results of movement of the other member coupled rotatably to one member to the reference position, for a first arm part 15, a second arm part 16, and a hand 8. In a correction value calculation step, a hand fork 18 mounting a detection panel is moved to a delivery position of a transportation object in a chamber 6, and the correction value when motor driving the first arm part 15 is calculated based on the deviation amount of the reference position of the detection panel at the delivery position and the stop position of the detection panel.SELECTED DRAWING: Figure 14
Patent JP-2019143530-A (JP)
Title: Fuel tank
Inventor: HIRUKAWA KOJI
IPC: F02M37/00
Filed: 2018-02-20
Abstract: To effectively prevent blocking of a fuel filter and browning of fuel liquid due to propagation of microorganisms such as bacteria existing in biodiesel fuel liquid.SOLUTION: A fuel tank 30 includes: a tank body 32 having a closed space for storing biofuel liquid 31 therein; and a germicidal lamp 34 provided in part of the tank body 32 and reducing microorganisms existing in the biofuel liquid 31.SELECTED DRAWING: Figure 2
Patent JP-2019141345-A (JP)
Title: Control device for radiographic apparatus, radiographic system, and control method for radiographic system
Inventor: SATO ERIKO
IPC: A61B6/00
Filed: 2018-02-21
Abstract: To increase the accuracy of selection of a significant radiographic image from a plurality of radiographic apparatuses capable of capturing radiographic images.SOLUTION: A radiographic apparatus includes a plurality of radiographic apparatuses, each radiographic apparatus including a radiation detection unit which performs image capturing operation to capture a radiographic image, the plurality of radiographic apparatuses being a first radiographic apparatus and a second radiographic apparatus which includes a radiation detection unit with a different sensitivity from the radiation detection unit of the first radiographic apparatus. The radiographic system includes: a setting part which changes the sensitivity of at least one of both the first radiographic apparatus and the second radiographic apparatus to reduce the sensitivity difference between the sensitivity of the first radiographic apparatus and the sensitivity of the second radiographic apparatus; and an image acquisition part which acquires a radiographic image from a radiographic apparatus selected from the first and second radiographic apparatuses, on the basis of a signal output from the first and second radiographic apparatuses on which the change setting was performed.SELECTED DRAWING: Figure 8
Patent JP-2019146433-A (JP)
Title: Power conversion apparatus
Inventor: FURUKAWA KIMIHISA
IPC: H02M7/48
Filed: 2018-02-23
Abstract: To achieve a power conversion apparatus that can suppress voltage pulsation of a capacitor of a power converter to an active power control target so as to reduce loss of the capacitor and become inexpensive.SOLUTION: A primary-current value I, a voltage value V and a rotation speed command Rs of an electric motor are inputted to a central arithmetic processing unit 80. The central arithmetic processing unit 80 arithmetically calculates a d-axis current command value Id and a q-axis current command value Iq from the speed command value Rs, and arithmetically calculates a d-axis current command value Vd and a q-axis current command value Vq from the current command values Id and Iq, and further converts a two-phase into a three-phase using a voltage phase ωt and arithmetically calculates voltage values Vu, Vv and Vw. The central arithmetic processing unit 80 arithmetically calculates a power-factor angle (a phase ψ) using the current value I and the voltage value V, and arithmetically calculates loss minimum function a(t) using the force-factor angle and the voltage phase ωt. Further, the unit adds the loss minimum function a(t) to the voltage values Vu, Vv and Vw, calculates voltage command values V-V, then supplies the values to a gate driver 81 and controls a switching element in an AC-DC converter 11.SELECTED DRAWING: Figure 5
Patent JP-2019149849-A (JP)
Title: Reactive power compensator and control circuit therefor
Inventor: SHINOHARA HIROSHI
IPC: H02J3/16
Filed: 2018-02-26
Abstract: To provide a reactive power compensator and a control circuit therefor, capable of preventing parallel-off of a dispersion type power source by keeping a DC voltage of an inverter at a setting value even under an instantaneous drop of a system voltage for complete compensation for the drop of the system voltage by injecting reactive power.SOLUTION: A reactive power compensator 10, having a function of controlling a DC voltage of an inverter 11 to a predetermined value by injecting reactive power into a power system 20 with the inverter 11 to execute compensation for fluctuations of a system voltage and exchange of reactive power with the power system 20, includes: a voltage control section 31q, a gain multiplier 37 and a divider 38 for calculating an effective component correction amount from a reactive current command injected into the power system 20 and the system voltage; and an adder 36d for correcting an effective power command using an effective component correction amount, and controls a DC voltage of the inverter 11 using an effective power command after the correction.SELECTED DRAWING: Figure 1
Patent JP-2019149479-A (JP)
Title: Semiconductor device
Inventor: HATASA KEITA
IPC: B23K1/14
Filed: 2018-02-27
Abstract: To ensure a minimum thickness in a solder layer without the need for solder containing metal particles.SOLUTION: A semiconductor device disclosed in this specification includes a first member and a second member joined to the first member via a solder layer. The surface of the second member in contact with the solder layer is provided with a plurality of concave and convex portions each having a concave portion and a convex portion adjacent to the concave portion, and when the plurality of concave and convex portions are viewed in plan, the plurality of concave and convex portions are provided at a position away from the center of the first member. Moreover, each of the plurality of concave and convex portions may be provided such that the depth dimension of the concave portion may become larger than the height dimension of the convex portion.SELECTED DRAWING: Figure 2
Patent JP-2019148731-A (JP)
Title: Image forming device
Inventor: KITABAYASHI Yuta
IPC: G03G21/00
Filed: 2018-02-28
Abstract: To provide an image forming device with which it is possible to detect a wear state in an axial direction of a fixing member of a fixing device by a simple method and thereby predict a life of the fixing member with high accuracy.SOLUTION: An image forming device comprises an image formation unit, a fixing device, a temperature detection device and a control unit. The fixing device includes a fixing member composed of a heated rotor arranged downstream of the image formation unit in a recording medium conveyance direction and heated by a heating device and a pressuring member for coming in contact with the heated rotor and forming a fixing nip part. The temperature detection device detects a surface temperature of a plurality of regions in an axial direction of at least one of the heated rotor and the pressuring member. The control unit estimates a layer thickness distribution of a surface layer in the axial direction of at least one of the heated rotor and the pressuring member, and predicts a life of at least one of the heated rotor and the pressuring member on the basis of the estimated layer thickness distribution.SELECTED DRAWING: Figure 6
Patent JP-2019161350-A (JP)
Title: Video recording device
Inventor: ISHIKAWA KOHEI
IPC: G07C5/00
Filed: 2018-03-09
Abstract: To advantageously record a video taken by a camera while parking.SOLUTION: A video recording device (1) mounted on a vehicle includes a generation unit (32), a video recording unit (37, S310-S390), and a control unit (33, 37, S210-S290). The generation unit generates video data for recording that represents video captured by a camera on the basis of a video signal from the camera (10) that captures the surroundings of the vehicle during parking. The video recording unit stores the video data generated by the generating unit in a storage unit (50). The control unit analyzes the video shot by the camera and controls the video quality of the video data generated by the generation unit on the basis of the video change, thereby controlling the amount of video data stored in the storage unit by the video recording unit.SELECTED DRAWING: Figure 1
Patent JP-2019158729-A (JP)
Title: Sensor head
Inventor: MARUKAWA MARIKO
IPC: G01C3/06
Filed: 2018-03-15
Abstract: To provide a sensor head that can be reduced in size while guaranteeing measurement accuracy.SOLUTION: A sensor head 100 comprises a first case part 2 and a second case part 3 that each exhibit substantially a cylindrical shape and have an end opened; and a third case part 13 that connects the first case part 2 with the second case art 3. A diffraction lens 5 is arranged inside the first case part 2; objective lenses 7 are arranged inside the second case part 3; a mirror member 135 bending light incident from a side of the diffraction lens 5 toward a side of the objective lenses 7 is arranged inside the third case part 13.SELECTED DRAWING: Figure 5
Patent JP-2019161129-A (JP)
Title: Circuit module
Inventor: MAKIMOTO YOICHI
IPC: H01L23/40
Filed: 2018-03-16
Abstract: To provide a circuit module which can be fixed to a case by screws without causing cracks.SOLUTION: A circuit module includes: a base plate 3; a circuit board installed on a surface 3a of the base plate 3; and a case 4 which covers the circuit board. The case 4 is provided with a pedestal base 41 which is located adjacent to and faces an area of the surface 3a of the base plate 3 which is different from an installation area of the circuit board. Further, through holes 41c and 3c for tightening screws are formed at the pedestal base 41 and the base plate 3. In the pedestal base 41, a projection part 42 is provided at a position around the through hole 41c on a surface opposite to the base plate 3.SELECTED DRAWING: Figure 3
Patent JP-2019164504-A (JP)
Title: Computer system and sentence data management method
Inventor: MORI HAJIME
IPC: G06F16/30
Filed: 2018-03-19
Abstract: To efficiently generate a topic used to search for sentence data.SOLUTION: A computer system comprises a computer which manages a database storing sentence data. The computer manages topic management information for managing the correspondence between topics used as search keys and words classified into topics for each domain. When a registration timing of a new topic to a target domain is detected, the computer selects a provisional registration topic, which is a registration candidate topic, from among topics of domains other than the target domain, performs search processing for searching for related sentence data using the topics and the provisional registration topic as a search key, selects the provisional registration topic registered as a target domain topic on the basis of use results of the provisional registration topic in the search processing, and adds the selected topic to the topic management information.SELECTED DRAWING: Figure 1
Patent JP-2019162691-A (JP)
Title: Barrel tank
Inventor: KAWAHARA TATSUKI
IPC: B24B31/02
Filed: 2018-03-20
Abstract: To improve workability.SOLUTION: A barrel tank A includes: a can body 11 having an outer cylinder part 12 of a polygonal section, sequentially connected with a plurality of roughly flat plate-like outer wall parts 13 in a circumferential direction, and opening as a detachable port 14, at least one end surface in an axis line P direction of the outer cylinder part 12; a box type protective member 35 having an inner cylinder part 36 of a polygonal section, sequentially connected with a plurality of roughly flat plate-like inner wall parts 37 in a circumferential direction, and a bottom wall part 41 for closing a base end side end part in an axis line P direction of the inner cylinder part 36, and stored in the can body 11 from the detachable port 14; and a fitting recess 24 (fitting part) provided in a peak inner peripheral part 17 in a sectional view of the outer cylinder part 12, and capable of restricting relative displacement in a circumferential direction of the inner cylinder part 36 to the outer cylinder part 12 by fitting a peak outer peripheral part 39 in a sectional view of the inner cylinder part 36.SELECTED DRAWING: Figure 4
Patent JP-2019165649-A (JP)
Title: Farm field management device
Inventor: MITANI HIDEKI
IPC: A01B69/00
Filed: 2018-03-22
Abstract: To provide a farm field management device capable of managing a farm field by dividing it into smaller areas along a main movement direction of a work vehicle in the farm field.SOLUTION: A farm field management device 4 comprises: a movement direction calculation unit 81 that calculates a movement direction of a work vehicle at a position corresponding to each piece of position information, based on per-time position information of the work vehicle measured while the work vehicle is traveling in the farm field; a main movement direction determination unit 82 that determines a main movement direction of the work vehicle based on movement directions corresponding to all pieces of position information calculated by the movement direction calculation unit 81; and an information generation unit 83 that divides an area of the farm field into a plurality of rectangular management areas using a first virtual line parallel to the main movement direction determined by the main movement direction determination unit and a second virtual line orthogonal to the first virtual line, and generates identification information for identifying each of the management areas.SELECTED DRAWING: Figure 5
Patent JP-2019168340-A (JP)
Title: Film thickness gauge alignment jig
Inventor: MAKABE KATSUHISA
IPC: G01B7/06
Filed: 2018-03-23
Abstract: To improve work efficiency in measuring film thickness using a film thickness gauge and secure measurement accuracy.SOLUTION: Provided is a film thickness gauge alignment jig having a probe for measuring film thickness on the basis of a change of a magnetic flux penetrating a coil wound round a magnetic core, with an edge of a rod-like magnetic core brought close to a measurement object. The film thickness gauge alignment jig includes an accommodation unit in which a slide member to which the probe is secured is accommodated so as to be capable of sliding in the axial direction of the magnetic core, with an open hole for allowing the tip of the probe to pass through while the slide member is fitted into the accommodation unit, and includes a first flat surface perpendicular to the axis of the magnetic core on the side of the magnetic core brought close to the measurement object, a second flat surface constituting a side face of the accommodation unit and perpendicular to the first flat surface, and a third flat surface facing the second flat surface across the slide member and parallel to the second flat surface.SELECTED DRAWING: Figure 14
Patent JP-2018179291-A (JP)
Title: Swing bearing and its processing method
Inventor: NAKAJO SHINYA
IPC: F16C33/58
Filed: 2018-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a swing bearing which can efficiently finish a raceway surface even if a height of a shoulder of the raceway surface is heightened, and its processing method.SOLUTION: In a swing bearing, annular raceway surfaces 11, 21 are formed at a peripheral face on which an inner ring 1 and an outer ring 2 oppose each other, and a plurality of rolling bodies 3 are interposed between the raceway surfaces 11, 21. The raceway surfaces 11, 21 have main raceway surface parts 11a, 21a having circular arc shapes in cross sections, and auxiliary raceway surface parts 11b, 21b which smoothly continue to one-side ends of the main raceway surface parts 11a, 21a, and whose cross section shapes are formed of lines located outside a center of a circle arc rather than circular arc extension lines forming the cross sections of the main raceway surfaces 11a, 21a. Positions of the auxiliary raceway surface parts 11b, 21b in a bearing radial direction at opposite end side ends with respect to the main raceway surface parts 11a, 21a are located at positions which are substantially the same as a position of the center of the circle in the bearing radial direction, or remote from bottoms of the raceway surfaces 11, 21 rather than the position of the center of the circle arc in the bearing radial direction.SELECTED DRAWING: Figure 1
Patent JP-2018164735-A (JP)
Title: Catheter with floating curvature
Inventor: LEONID BAZILIAN
IPC: A61B18/14
Filed: 2018-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a catheter.SOLUTION: A catheter includes an elongated catheter body, a distal assembly, and a tubing with a lumen, of a greater flexibility between the catheter body and the distal assembly. The catheter further includes a mandrel with an elongated body of a lesser flexibility that is situated in the lumen of the tubing. Advantageously, the mandrel has a predetermined curvature that is imparted to the tubing, where the mandrel is unfixed to the tubing so that it can "float" within the lumen. The catheter as such is configured to allow rotation of the tip electrode about its corresponding longitudinal axis in response to rotation of the catheter body about its corresponding longitudinal axis even though the corresponding longitudinal axes of the tip electrode and the catheter body are angularly offset from each other due to the curvature of tubing imparted by the mandrel.SELECTED DRAWING: Figure 2
Patent JP-2019176238-A (JP)
Title: Measuring device and measuring method
Inventor: KIHARA YOSHITAKA
IPC: H04B17/18
Filed: 2018-03-27
Abstract: To provide a measuring device and a measuring method that can maintain a desired high data rate and conduct measurement for an object to be measured even under an inferior communication condition like occurrence of retransmission of a frame from the object to be measured in radio communication connection.SOLUTION: A measuring device includes: a reception unit 14 for receiving a frame transmitted from a DUT 1; a determination unit 16 for determining whether the reception unit 14 normally received the header of the frame; a confirmation response transmission unit 13b for transmitting a confirmation response frame to the DUT 1 when the determination unit 16 determines that the reception unit 14 normally received the header; and a measuring unit 17 for measuring a frame about which the determination unit 16 has determined that the reception unit 14 normally received the header.SELECTED DRAWING: Figure 1
Patent JP-2019175946-A (JP)
Title: Atomic oscillator and frequency signal generation system
Inventor: HAGINO TAKASHI
IPC: H01S5/022
Filed: 2018-03-27
Abstract: To provide an atomic oscillator capable of reducing variation in the optical output of laser.SOLUTION: An atomic oscillator includes a semiconductor laser having a resonator including a first mirror layer, a second mirror layer, and an active layer placed therebetween, and an isolating layer placed in the resonator, an atom cell irradiated with the light emitted from the semiconductor laser, and in which a metal atom is received, a photo detector for detecting the intensity of the light permeated the atom cell, and outputting a detection signal, a first temperature control element for controlling temperature of the semiconductor laser, a heat transmission component placed on the isolating layer, and a second temperature control element controlled based on the detection signal, and connected with the heat transmission component.SELECTED DRAWING: Figure 7
Patent JP-2019175098-A (JP)
Title: Pos system, control method and program thereof
Inventor: MASUDA Reo
IPC: G07G1/12
Filed: 2018-03-28
Abstract: To improve work process efficiency.SOLUTION: POS systems (10, 210, 310) include commodity registration devices (31, 41) that allow customers (C1 to C35) to register commodities to be purchased, and adjustment devices (1, 1a, 1b) for a store clerk to adjust an account of the registered product. The POS system (10, 210, 310) transmits commodity registration information to the adjustment devices (1, 1a, 1b) when detecting that cash or a card is placed on accounting trays (32, 42, 52) after the registration of commodities is completed.SELECTED DRAWING: Figure 1