baber/WOPTO huggingface dataset:
Patent JP-2020032474-A (JP)
Title: Assembly device of piston ring
Inventor: ONO KATSUTO
IPC: B25B27/12
Filed: 2018-08-28
Abstract: To provide an assembly device of piston rings capable of suppressing jumping out of the piston ring.SOLUTION: An assembly device of piston rings includes a holding part for holding a plurality of piston rings in the laminated state in a thickness direction, and a plurality of separation parts for separating one piston ring from the plurality of piston rings by pressing one inner peripheral surface of the plurality of piston rings toward the outside in a radial direction, in which the plurality of separation parts press a piston ring successively from a nearer one from abutment of the piston ring.SELECTED DRAWING: Figure 1
Patent JP-2020033215-A (JP)
Title: Cerium-containing delta-type manganese dioxide monodispersed particles and method for producing the same
Inventor: FUJII YASUHIRO
IPC: B01J20/32
Filed: 2018-08-29
Abstract: To provide cerium-containing delta-type manganese dioxide oxide particles excellent in adsorption performance, oxidation performance and moldability for environmental purification, and to provide a method for producing the same.SOLUTION: Provided are cerium-containing delta-type manganese dioxide monodispersed particles that contain cerium in a metal molar ratio of 3% to 25%, have a delta crystal structure, a BET specific surface area of 50 m/g to 150 m/g, and an average particle size of 3 μm to 30 μm, and that have a mono-modal particle size distribution in which a peak intensity ratio of accumulated 10% and 90% particle sizes to a peak intensity of particle size showing the maximum frequency in volume particle size distribution measurement is 0.5 or less; and a method for producing the same.SELECTED DRAWING: None
Patent JP-2019024096-A (JP)
Title: Protection coat-forming film, sheet for protection film formation, and method for inspection
Inventor: SAEKI NAOYA
IPC: H01L21/301
Filed: 2018-09-06
Abstract: To provide a protection coat-forming film and a (composite) sheet for protection film formation, which enable the inspection concerning a crack, etc. in a work or a product obtained by processing a work, and which enable the formation of a protection film serving to make a grinding trace on such a work or product visually blind.SOLUTION: A protection coat-forming film 1 is 25-90% in transmittance to light of 1600 nm in wavelength, and 20% or less in transmittance to light of 550 nm in wavelength. A sheet 2 for protection film formation comprises: the protection coat-forming film 1; and a separable sheet 21 laminated on one or each face of the protection coat-forming film.SELECTED DRAWING: Figure 1
Patent JP-2020029952-A (JP)
Title: Nut retightening device for mortise
Inventor: TAKAHASHI HIROMICHI
IPC: E04G21/16
Filed: 2018-08-21
Abstract: To solve a problem of loosening between a bolt and a nut in a mortise used in a wooden building due to drying of wooden parts.SOLUTION: A nut retightening device for a mortise includes a flat-spiral spring 9 that automatically tightens looseness of a nut 10; and a mortise holding frame that allows for easy and safe fitting work.SELECTED DRAWING: Figure 4
Patent JP-2020043890-A (JP)
Title: Rotary thread tension guide
Inventor: XIE YI REN
IPC: D05B47/04
Filed: 2018-09-14
Abstract: To stably realize low thread tension.SOLUTION: The rotary thread tension guide comprises: a thread tension disc 30 that rotates by movement of a sewing thread wound round; a thread tension shaft 21 rotatably supporting the thread tension disc; an abutting member 28 supported by a thread tension shaft so as to be able to move in a shaft direction and to contact the thread tension disc to impart a friction load to the rotation of the thread tension disc; and an actuator 40 capable of changing and adjusting pressing force to bring the abutting member 28 into contact with the thread tension disc 30 side. The abutting member 28 is formed of a resin member. The abutting member 28 realizes low thread tension while contacting the thread tension disc 30 with a high pressing force and can maintain the low thread tension stable by suppressing an influence of vibration or the like.SELECTED DRAWING: Figure 1
Patent JP-2020045915-A (JP)
Title: Planetary reduction gear and electric actuator
Inventor: KATO AKIO
IPC: F16C33/12
Filed: 2018-09-14
Abstract: To provide a planetary reduction gear capable of highly accurately securing coaxial property of an input shaft and a carrier and attaining downsizing.SOLUTION: A first planetary reduction mechanism 10 comprises: a first sub gear 11 which is provided so as to rotate integrally with an input shaft 2a; a ring gear 30; multiple first planetary gears 12 which revolve while auto-rotating between the first sun gear 11 and the ring gear 30; and a first carrier 13 which rotates with the revolving motion of the first planetary gears 12. A second planetary reduction mechanism 20 comprises: a second sun gear 21 which is provided so as to rotate integrally with the first carrier 13; a ring gear 30; multiple second planetary gears 22 which revolve while auto-rotating between the second sun gear 21 and the ring gear 30; and a second carrier 23 which rotates with the revolving motion of the second planetary gears 22. An inner peripheral surface of the first carrier 13 is supported by the input shaft 2a in a rotatable manner relatively thereto.SELECTED DRAWING: Figure 2
Patent JP-2020045965-A (JP)
Title: Cable support device
Inventor: HATTORI ATSUHIKO
IPC: F16C1/10
Filed: 2018-09-19
Abstract: To apply rotation force on a nut member in a direction approaching a stopper on a nut member, while suppressing that a coil spring projects out to an inner peripheral side of a tubular portion.SOLUTION: A cable support device includes: a body including a tubular portion formed with a through-hole and a male screw; a nut member; a stopper disposed on one side in a first direction with respect to the male screw and opposing to the nut member; and a coil spring which applies rotation force in a direction approaching the stopper on the nut member. The nut member is formed with a locking portion for locking the first end portion in the coil spring. On the other side in the first direction with respect to the male screw of the outer peripheral surface of the tubular portion, an insertion groove is formed, in which a second end portion of the coil spring is inserted, and which has at least an abutting surface abutting on the second end portion of the coil spring when the nut member screwed with the tubular portion rotates in a direction separating from the stopper.SELECTED DRAWING: Figure 4
Patent JP-2019216227-A (JP)
Title: Retainer, optical component and optical module
Inventor: Lin gong an
IPC: H01S5/022
Filed: 2018-09-19
Abstract: To provide a retainer in which a circuit on a circuit board can detect whether an optical element has dropped.SOLUTION: An optical module comprises an electronic component and an optical component. The electronic component includes a circuit board 12, and a chip element 11 placed on the circuit board. The optical component is placed in the electronic component, and includes a retainer 21 and an optical element 23. The retainer is provided to surround a chip element, and provided with the electronic component and at least two conductive layers 22 electrically connected therewith while spaced apart from each other. The optical element is provided in the retainer, and provided with at least one translucent conductive layer 24 electrically connected with the conductive layer. The retainer allows a circuit in the electronic component to automatically detect whether the optical element has dropped from the retainer, by providing another route in arrangement of the conductive layer, as well as to take corresponding protection measures.SELECTED DRAWING: Figure 3
Patent JP-2020050463-A (JP)
Title: Conveying device and image forming device
Inventor: CHIBA TAKAHITO
IPC: B65H5/02
Filed: 2018-09-25
Abstract: To reduce noise caused by conveyance of a recording material compared with the case where a support part that supports an endless belt disposed in a curved part of a conveyance path is fixed.SOLUTION: A conveying device comprises: a conveyance path which has a curved part and in which a recording material is conveyed; an endless belt that is disposed in the curved part of the conveyance path along a conveyance direction of the recording material; a first support part that supports the belt from the inner periphery; and a second support part that supports the belt from the inner periphery upstream of the first support part in the conveyance direction and that is movable toward the outer peripheral of the curved part relative to the first support part.SELECTED DRAWING: Figure 3
Patent JP-2020054072-A (JP)
Title: Series multiplex power conversion device and control method therefor
Inventor: OI KAZUNOBU
IPC: H02M7/797
Filed: 2018-09-26
Abstract: To provide a series multiplex power conversion device in which losses generated in units and switching elements are uniformized.SOLUTION: In a pulse-width modulation circuit, for each unit, a voltage command value Vref is compared with two types of gate thresholds Vth1a, Vth1b each of which is a constant value during at least one cycle of a voltage command value Vref so that a gate signal of a switching element is generated. In the case where the number of units in each phase is two, gate thresholds Vth1a, Vth1b, Vth2a, Vth2b in each of the units in each phase become different from one another. The gate thresholds Vth1a, Vth1b, Vth2a, Vth2b are cyclically switched. The switching cycle of the gate thresholds Vth1a, Vth1b, Vth2a, Vth2b is set to an integral multiple of the cycle of the voltage command value Vref.SELECTED DRAWING: Figure 1
Patent JP-2019004181-A (JP)
Title: Array mask
Inventor: KOBAYASHI YOSHIHIRO
IPC: H01L21/60
Filed: 2018-09-27
Abstract: To provide an array mask capable of being compatible even when outer dimensions of a projecting portion itself are made smaller in line with miniaturization of a bump.SOLUTION: The array mask has a solder ball 2 installed at a predetermined position on a workpiece 3 by transferring the solder ball 2 into a through hole 12 compatible with a predetermined arrangement pattern. The array mask includes: a mask body 10 in which a large number of pattern regions including the through holes 12 are formed; and a protrusion 15 provided on a lower surface of the mask body 10. A coating layer is formed on a surface of the protrusion 15.SELECTED DRAWING: Figure 9
Patent JP-2020049827-A (JP)
Title: Liquid discharging device and image formation method
Inventor: TAKADA MIKIKO
IPC: B05D5/06
Filed: 2018-09-27
Abstract: To provide a liquid discharging device which can improve the weather resistance and scratch resistance of a printed matter and achieve the embossment formation synchronized with a printing pattern.SOLUTION: A liquid discharging device includes: conveyance means 2 which conveys a base material 1; application means 3 which applies an electron beam curable resin 4 containing a foaming agent on the base material 1; first discharge means 5 which discharges the first electron beam curable ink 6 suppressing the foaming of the foaming agent onto the electron beam curable resin 4; second discharge means 9 which is arranged on the downstream side with respect to the first discharge means 5 in the conveyance direction of the base material 1 and discharges the second electron beam curable ink 10 for coloration onto the electron beam curable resin 4; control means 7 which is arranged between the first discharge means 5 and the second discharge means 9 and controls the surface physical property of the electron beam curable resin 4; irradiation means 11 which is arranged on the downstream side with respect to the second discharge means 9 in the conveyance direction of the base material 1 and irradiates the electron beam; and heating means 12 which is arranged on the downstream side with respect to the irradiation means 11 in the conveyance direction of the base material 1.SELECTED DRAWING: Figure 1
Patent JP-2020049916-A (JP)
Title: Printing method and ink composition
Inventor: YOKOTA KAHORI
IPC: B41M5/00
Filed: 2018-09-28
Abstract: To provide a printing method capable of obtaining a printed matter having excellent adhesiveness while maintaining hardness.SOLUTION: There is provided a printing method in which a printed layer is formed by hitting an active energy ray-curable inkjet ink composition containing a radically polymerizable compound and a photopolymerization initiator to a surface of a matter to be printed by an inkjet printer, followed by curing by irradiating the printed layer with active energy beam, wherein the average functional group number of the radically polymerizable compound is 1.3 to 1.8 and when the temperature of the matter to be printed is defined as T[°C] and the time from hitting of the ink composition to the irradiation of active energy beam is defined as t[s], the relation between the temperature T and the time t satisfies the following expression: T≥2/t (1).SELECTED DRAWING: Figure 1
Patent JP-2020055539-A (JP)
Title: cap
Inventor: YAMAMOTO MANABU
IPC: B65D47/08
Filed: 2018-09-28
Abstract: To provide a cap improved in opening operability of a dispensing member in relation to a cap body.SOLUTION: A cap 1 comprises a cap body 4 attached to a mouth 2a of a container 2, a dispensing member 7 turnably connected to the cap body 4 via a first hinge part 5 and formed with a dispensing port 6, a topped cylindrical over-cap 9 turnably connected to the dispensing member 7 via a second hinge part 8 and closing the dispensing port 6. The second hinge part 8 has a first flange part 81 extended outward from the dispensing member 7 in the radial direction in plan view seen from a cap axis O1 direction, a second flange part 82 facing the first flange part 81 in the cap axis O1 direction and extended outward from the over-cap 9 in the radial direction in plan view seen from the cap axis O1 direction, and a band body 83 connecting the first flange part 81 to the second flange part 82.SELECTED DRAWING: Figure 1
Patent JP-2020056167-A (JP)
Title: Electric construction machine
Inventor: SAKISAKA Keisuke
IPC: E02F9/26
Filed: 2018-09-28
Abstract: To provide an electric construction machine in which a driver in a cab can check the amount of power storage in a power storage device without removing his or her line of sight from a work device, and can check the amount of power storage in a power storage device even outside the cab.SOLUTION: An electric hydraulic excavator comprises a vehicle body, a work device 3 provided on a front side of the vehicle body, a power storage device, an electric motor driven by the electric power of the power storage device, a hydraulic pump driven by the electric motor, a plurality of work hydraulic actuators driven by the pressure oil discharged from the hydraulic pump to drive the work device 3, and a power storage amount indicator 15 for displaying the power storage amount of the power storage device. The power storage amount indicator 15 is arranged in the work device 3.SELECTED DRAWING: Figure 1
Patent JP-2020061239-A (JP)
Title: Fuel cell system
Inventor: MORITA AKIRA
IPC: H01M8/04537
Filed: 2018-10-09
Abstract: To provide a fuel cell system capable of detecting jamming of a water droplet in an anode passage of a fuel cell.SOLUTION: A fuel cell system includes: a fuel cell that generates a power by a fuel gas; a detection part that detects a pressure loss of a passage of the fuel gas in the fuel cell; a measurement part that measures an impedance of the fuel cell by overlapping an AC current of a frequency to an output current of the fuel cell in accordance with a gas diffusion coefficient of the fuel gas; and a determination part that determines whether the impedance and the pressure loss are increasing, respectively.SELECTED DRAWING: Figure 4
Patent JP-2019049992-A (JP)
Title: Information processing system, server system, information processor, and method for processing information
Inventor: KAWAI EIJI
IPC: G16H20/30
Filed: 2018-10-12
Abstract: To provide useful information and/or services to a user.SOLUTION: The information processing system includes a stationary device, a portable device and a server. The stationary device detects user information for evaluating the health of a user. The portable device sends, as sending information, the user information detected by the stationary device and/or information obtained from the user information, to the server. The server sends, to the portable device, service data for providing, to a user, a network service according to the results of evaluation of the health shown by sending information sent from the portable device and/or obtained from the sending information.SELECTED DRAWING: Figure 1
Patent JP-2019034180-A (JP)
Title: Medicine inspection device
Inventor: YUYAMA HIROYUKI
IPC: G06T7/00
Filed: 2018-10-17
Abstract: To provide a medicine inspection device that can more smoothly perform similarity determination for determining a presence of medicine that is similar to medicine packaged in a wrapper, and a medicine packaging system that includes the medicine inspection device.SOLUTION: A medicine packaging system S is provided with a medicine inspection device 10 capable of performing inspection of packaged medicine using a medicine packaging device 100 or the like. The control device 60 of the medicine inspection device 10 is provided with an inspection database 62 in which images of medicine are stored as master images, and is capable of performing an inspection task using an image matching process that uses an image acquired by imaging. The control device 60 is also capable of performing similarity determination for determining whether or not medicine that is similar to medicine packaged in an individual wrapper is present in the inspection database 62, in a state in which a reference range of the inspection database is restricted.SELECTED DRAWING: Figure 1
Patent JP-2020063405-A (JP)
Title: Aqueous ink
Inventor: NAKANISHI AKIRA
IPC: C08F2/44
Filed: 2018-10-19
Abstract: To provide an aqueous ink that makes it possible to obtain printed matter having excellent fixability and scratch resistance even in printing onto a low-water-absorbing print medium, and a printing method using the aqueous ink.SOLUTION: An aqueous ink contains a pigment, and a polymer particle A having a crosslinked structure, the polymer particle A being obtained by the copolymerization of a rotaxane (a-1) having two or more polymerizable unsaturated groups and a polymerizable unsaturated group-containing monomer (a-2). There is also provided a printing method for printing onto a low-water-absorbing print medium using the aqueous ink.SELECTED DRAWING: None
Patent JP-2020068439-A (JP)
Title: Image reading apparatus, control method thereof, program, and image reading system
Inventor: ITO YOHEI
IPC: G06F3/12
Filed: 2018-10-23
Abstract: To give an exclusive right while improving the convenience of an image reading apparatus.SOLUTION: An image reading apparatus includes reading means that reads an image, a document table on which a document whose image is read by the reading means is placed, detection means that detects whether the document is placed on the document table, receiving means that receives an acquisition request for an exclusive right of the image reading apparatus, and determination means that determines whether to grant the exclusive right to the acquisition request on the basis of the detection result by the detection means.SELECTED DRAWING: Figure 9
Patent JP-2020067217-A (JP)
Title: refrigerator
Inventor: NANBU KATSURA
IPC: F25D17/08
Filed: 2018-10-23
Abstract: To provide a refrigerator which is provided with a cooling/heating chamber capable of cooling or heating a food item and appropriately preserves a heated food item left in the cooling/heating chamber after being heated.SOLUTION: A refrigerator 10 comprises a cooling/heating chamber 12b capable of cooling or heating a food item. The refrigerator also has: a heating section which heats the food item by heating an interior of the cooling/heating chamber 12b; and a heated food item detection section which detects whether or not the heated food item exists in the cooling/heating chamber 12b after heating the heated food item. The refrigerator changes a temperature for cooling operation of the cooling/heating chamber 12b on the basis of a detection result of the heated food item detection section.SELECTED DRAWING: Figure 3
Patent JP-2019024117-A (JP)
Title: Electromagnetic wave shielding wiring circuit board and electronic apparatus
Inventor: HAYASAKA TSUTOMU
IPC: H01B1/22
Filed: 2018-10-24
Abstract: To provide an electromagnetic wave shielding sheet excellent in bondability with a component and capable of maintaining good transmission characteristics even being used in components for high frequency applications while ensuring shielding against electromagnetic waves and the like.SOLUTION: An electromagnetic wave shielding sheet for shielding at least a part of a component comprises a laminate including an adhesive layer 1 bonded to the component 20 by being subjected to bonding process, a conductive layer 2, and an insulating layer 3. The adhesive layer 1 contains, as a binder component, (I) a thermoplastic resin (A), and (II) at least one of a thermosetting resin (B) and a curable compound (C) for the thermosetting resin (B). A coating formed by subjecting the binder composition to thermocompression bonding process satisfies the following (i) and (ii) at a frequency of 1 GHz and at 23°C. (i) A dielectric constant is in the range of 1-3, and (ii) a dielectric tangent is 0.0001-0.02.SELECTED DRAWING: Figure 3
Patent JP-2019122026-A (JP)
Title: External antenna and radio communication system
Inventor: Luo jian rong
IPC: H04B1/401
Filed: 2018-10-24
Abstract: To provide an external antenna including an active reception enhancement function and capable of enhancing reception capability and communication quality of a radio communication system at a low cost under convenient use conditions, and a radio communication system.SOLUTION: A radio communication system includes an external antenna and a communication host. The external antenna includes a first antenna element, a second antenna element, a logic determination circuit, and a switching circuit. The first antenna element is used to receive a radio signal when the communication host operates in a reception mode. The second antenna element is used to transmit the radio signal when the communication host operates in a transmission mode. The logic determination circuit is connected to the communication host, and used to determine whether the communication host operates in the reception mode or in the transmission mode and generate determination results. The switching circuit is connected to the logic determination circuit, and used to be selectively connected to the first antenna element or the second antenna element on the basis of the determination results.SELECTED DRAWING: Figure 2
Patent JP-2020065801-A (JP)
Title: Support device
Inventor: KATAYAMA TORU
IPC: A47K13/12
Filed: 2018-10-25
Abstract: To provide a support device capable of mounting two dampers composed of the same member on both sides in the width direction of an opening/closing body while making the entire device compact.SOLUTION: A support device includes two dampers that rotatably support an opening/closing body configured as a toilet seat or a toilet lid with respect to the main body and are attached to both ends of the opening/closing body in the width direction to apply a resistance force to the opening/closing body in the closing direction. Each of the two dampers includes a housing, a rotor, and a shaft, and the rotor has, at both ends in the axial direction, insertion-type connecting portions into which the other ends of the shafts can be inserted, respectively. The two dampers are attached such that the attachment directions of the shafts are opposite directions by connecting one end of each shaft to the opposite end of both ends of each rotor.SELECTED DRAWING: Figure 5