baber/WOPTO huggingface dataset:
Patent JP-2021119307-A (JP)
Title: Piezoelectric element drive-type valve, pressure-type flow rate control device, and evaporation supplying device
Inventor: DOI RYOSUKE
IPC: G05D7/06
Filed: 2020-01-30
Abstract: To enable obtaining a larger flow rate by further increasing a stroke, matching the axial line of a plurality of piezoelectric actuators that is linearly arranged, and being assembled easily by one person.SOLUTION: A piezoelectric element drive-type valve 1 having a body 11, a valve body 16, and piezoelectric actuators 23A, 23B, includes: a plurality of cylindrical actuator boxes 20A, 20B that are linearly arranged; a cylindrical outer connection jig 21 which detachably/attachably connects the adjacent actuator boxed 20A, 20B and has an opening 21e through which a wiring can be drawn out; a plurality of piezoelectric actuators 23A, 23B stored in each of the actuator boxes 20A, 20B in the same direction; and a cylindrical inner connection jig 24 slidably stored in the outer connection jig 21, which positions the adjacent piezoelectric actuators 23A, 23B, and has an opening 24d through which a wiring can be drawn out.SELECTED DRAWING: Figure 2
Patent JP-2020129375-A (JP)
Title: Advertisement delivery method and advertisement delivery system using the method
Inventor: YOKOYAMA KAZUYA
IPC: G06Q30/02
Filed: 2020-02-03
Abstract: To provide a mechanism to provide in-stream advertisements (videos) with high advertising effectiveness.SOLUTION: The advertisement delivery method generates a transparent frame so as to overlap a video playback frame of a web-based video player that plays a browsing video that is displayed on a terminal and that a user is attempting to view, selects, when the user clicks within the transparent frame, an in-stream advertisement to be played back from a plurality of in-stream advertisements based on a browsing history of the user and data held by an advertisement video management site that manages advertisement information, plays back the in-stream advertisement, displays a skip button for the in-stream advertisement together with the in-stream advertisement after elapse of a predetermined time, allows the user to play the browsing video by clicking the skip button, and displays a landing page that introduces advertising products and services on the terminal as the user clicks a portion other than the skip button within the in-stream advertisement.SELECTED DRAWING: None
Patent JP-2021124323-A (JP)
Title: Distance measuring device and distance measuring method
Inventor: AKAHANE TAKAHIRO
IPC: G06T7/60
Filed: 2020-02-03
Abstract: To provide a distance measuring device and a distance measuring method which can more quickly calculate the distance to a measurement object.SOLUTION: A distance measuring device comprises a light-receiving unit, a light source unit, a conversion unit and a calculation unit. The light-receiving unit receives light and outputs a pixel signal. The light source unit projects light in a first irradiation pattern in a first period and projects light in a second irradiation pattern in a second period. The conversion unit successively performs conversion on the pixel signal in bit units by a binary search, performs conversion with a first number of bits and outputs a first digital signal in the first period, and performs conversion with a second number of bits that is fewer than the first number of bits and outputs a second digital signal in the second period. The calculation unit calculates a distance on the basis of the first and second digital signals.SELECTED DRAWING: Figure 5
Patent JP-2021122772-A (JP)
Title: Organic waste treatment apparatus, organic waste treatment method, and organic waste utilization facility
Inventor: NARA TOMOYUKI
IPC: B09B3/00
Filed: 2020-02-04
Abstract: To provide an organic waste treating apparatus and an organic waste treating method by methane fermentation, where the organic waste treating apparatus and the organic waste treating method do not require oil containing sludge derived from an organic waste of one building to be discarded to the outside, and do not require a pretreatment for decomposing a part of oil content contained in the organic waste of the one building.SOLUTION: Ratio of a normal hexane extract concentration of raw material in a methane fermentation tank and ignition loss is adjusted by supplying subsidiary material from the outside of a building.SELECTED DRAWING: Figure 2
Patent JP-2020073854-A (JP)
Title: Refrigeration cycle device
Inventor: NISHIYAMA TAKUMI
IPC: F25B5/02
Filed: 2020-02-06
Abstract: To provide an air conditioner capable of increasing an amount of a coolant circulated in an air conditioner when an external temperature is high and reducing the same when the external temperature is low.SOLUTION: A refrigeration cycle device comprises: a compressor 1; a flow passage switching device 2; a first heat exchanger 4 provided with a first heat exchange section 4a and a second heat exchange section 4b; a flow passage combination changing device 10; a first expansion valve 8a; and a second heat exchanger 9. The flow passage switching device 2 is adapted to switch a destination of a coolant compressed by the compressor 1 between the first heat exchanger 4 and the second heat exchanger 9. The flow passage combination changing device 10 is adapted to switch whether to cool the coolant by flowing the same through: the first heat exchange section 4a and the second heat exchange section 4b in series; the first heat exchange section 4a and the second heat exchange section 4b in parallel; or either the first heat exchange section 4a or the second heat exchange section 4b.SELECTED DRAWING: Figure 1
Patent JP-2021123495-A (JP)
Title: Tape cutter
Inventor: KURODA TETSUMASA
IPC: B26D1/02
Filed: 2020-02-08
Abstract: To provide a tape cutter in which a crack is hardly formed from a cut tape end of a tape such as an adhesive tape.SOLUTION: A tape cutter 30 is constituted by an approximately flat-plate shaped cutter base 31, a cut introduction part 32 provided near a side part of a front end of the cutter base 31, and a cut guide part 35 provided inside the cut introduction part 32. The cut introduction part 32 has a blade tip 33 for cutting near a side part of a tape 43, and the cut guide part 35 has an approximately linear end part. Since the cut introduction part 32 only has one blade tip 33, and a force is concentrated, cutting can be performed by a small force differently from a conventional technique in which being distributed on many crests. In the tape 43, after once cutting is formed, a crack is easily propagated. Since the crack advances along the linear cut guide part 35, the linear cut end is formed.SELECTED DRAWING: Figure 1
Patent JP-2021125446-A (JP)
Title: Fuel battery system
Inventor: YAMADA YUKI
IPC: H01M8/0271
Filed: 2020-02-10
Abstract: To provide a fuel cell system to which a rational configuration for current collection and wiring is applied and which can stably supply electric power.SOLUTION: A fuel cell system 10 includes a flat-plate-shaped electrode composite 12, an air electrode current collector 14, an air supply plate 16, a connecting flange 18, a first glass seal 20, an insulating plate 22, a connecting plate 24, a negative electrode fuel material body 26, a hermetically sealing container 28, and a second glass seal 30. The air supply plate 16 is electrically connected to the surface of an air electrode 12a of the electrode composite 12 via the air electrode current collector 14, and has a positive electrode connection terminal 16a. The connection flange 18 covers the surface of an outer edge portion 12d on the air electrode side of the electrode composite 12 and a whole end face 12e adjacent to the outer edge portion 12d. The first glass seal 20 is arranged between the connecting flange 18 and the outer edge portion 12d. The connection plate 24 is electrically connected to the surface of a fuel electrode 12b of the electrode composite 12, and has a negative electrode connection terminal 24b.SELECTED DRAWING: Figure 1
Patent JP-2021128377-A (JP)
Title: Management device, management method, communication device, control method, and program
Inventor: MATSUSHITA TAKAHIRO
IPC: G06Q50/10
Filed: 2020-02-10
Abstract: To provide a technology which promotes an image to be purchased by other users with relatively high possibility to be registered in image selling service, while suppressing a burden of a user.SOLUTION: A management device 102 includes a CPU 301, a communication unit 302, an image sharing unit 303, an image management unit 304, an image processing unit 305, a display unit 306, a storage device 307, and a feature amount detection unit 308. The feature amount detection unit 308 performs feature amount detection from image data acquired from the communication unit 302. The image processing unit 305 generates an image in which prescribed image processing is performed for an area of a feature amount detected by the feature amount detection unit 308. The image management unit 304 manages data such as the image data acquired by the communication unit 302, an UUID uniquely indicating the image, the data about the feature amount detection, and the image corrected by the image processing unit 305.SELECTED DRAWING: Figure 3
Patent JP-2021129425-A (JP)
Title: Control device for ac chopper circuit
Inventor: OI KAZUNOBU
IPC: H02M7/12
Filed: 2020-02-14
Abstract: To provide a control device for an AC chopper circuit that can prevent superposition of vibration on an input current that would be caused by a deviation of switching timing.SOLUTION: In a chopper circuit having a set of semiconductor switching elements and a set of diodes connected in parallel on an output side of a single-phase AC power supply, a phase command value operation block provided in a PLL block that outputs a phase signal θ for switching between on timing and off timing of the set of semiconductor switching elements, has: a sine value table 101 that receives the phase signal θ as input, and outputs a sine wave sinθ shifted in phase by 90 degrees from an AC power supply voltage; a multiplier 102 that multiplies an input current Ichp of the AC chopper circuit and the sine wave sinθ; a LPF 103 that extracts a DC component (reactive power component) from an output of the multiplier 102; and a PI amplifier 104 that amplifies an output of the LPF 103 by a proportional integral operation, an output of the PI amplifier 104 being output as a phase command value.SELECTED DRAWING: Figure 5
Patent JP-2021130884-A (JP)
Title: Rubber-metal composite and manufacturing method thereof
Inventor: SUZUKI YOSUKE
IPC: B60C9/00
Filed: 2020-02-18
Abstract: To provide a rubber-metal composite, which can exert good metal adhesiveness using sulfur that does not easily bloom, and a manufacturing method thereof.SOLUTION: A rubber-metal composite 10 comprises a metal member 11 and a coating rubber 12. A steel cord including an open structure is used for at least at a part of the metal member 11. The coating rubber 12 is composed of a rubber composition, which always contains sulfur component containing soluble sulfur and insoluble sulfur in a rubber component and contains insoluble sulfur composition to which oil component is arbitrarily added. The mass of the insoluble sulfur remained without being converted to heat after adding heat conversion treatment to the insoluble sulfur composition under the condition of 115°C ± 0.2°C and 8 minutes ± 5 seconds is measured. Insoluble sulfur content I115×8, which is calculated as a ratio of the mass of insoluble sulfur after heat conversion treatment to the mass of the insoluble sulfur composition, and blending amount a of the insoluble sulfur composition and content percentage Ro of the oil component satisfy the relation of I115×8≥[a×(1-Ro)-1.5]/a.SELECTED DRAWING: Figure 2
Patent JP-2021136062-A (JP)
Title: Capacitive operation switch, air conditioner, and operation device for housing equipment
Inventor: EHIRA KOTA
IPC: F24F13/20
Filed: 2020-02-21
Abstract: To provide a capacitive operation switch capable of improving operability by making the sensitivity of an electrode substantially uniform regardless of the operation position.SOLUTION: A ground electrode 17 that is insulated from an operation detection electrode 16 and connected to the ground of a substrate 14 is formed inside the operation detection electrode 16. As a result, it is possible to suppress an increase in the sensitivity of the central portion of the operation detection electrode 16, and it is possible to make the sensitivity substantially uniform at the central portion and the end portion of the electrode regardless of the operation position. Therefore, the operability of an operation switch 10 can be improved.SELECTED DRAWING: Figure 2
Patent JP-2021136727-A (JP)
Title: Power distribution system and slave station
Inventor: HIKITA TAKEO
IPC: H02H3/40
Filed: 2020-02-25
Abstract: To provide a power distribution system which can appropriately eliminate an accident in a distribution line, even if an abnormality occurs in one switch which is provided on a long distribution line.SOLUTION: The power distribution system includes: a plurality of slave stations provided corresponding to a plurality of switches for dividing a long distribution line connected to the bus of a distribution substation into a plurality of sections; and a master station configured to be communicable with the plurality of slave stations. A first slave station among the plurality of slave stations accepts a current input detected at the distribution line, and outputs an open command to a first switch corresponding to the first slave station if the detected current is included within a reference range. When the first switch is not opened by the lapse of a first period after the open command is output, the first slave station requests a second slave station, which is adjacent to the first slave station on the bus side, to output an open command to a second switch corresponding to the second slave station.SELECTED DRAWING: Figure 6
Patent JP-2020142300-A (JP)
Title: Formed solder, its manufacturing method and solder welding method
Inventor: SAKAMOTO ISAO
IPC: B23K35/40
Filed: 2020-03-02
Abstract: To provide a formed solder which permits solder welding and, after solder welding, becomes a solder alloy having a melting point higher than a processing temperature upon solder welding.SOLUTION: A formed solder as the formed solder which contains the formed solder and a high-melting point metal having a melting point higher than a melting point of the solder alloy is characterized in that, when elemental analysis by an energy dispersive X-ray spectrometer is performed and a cross-section of the formed solder is classified into a first phase consisting of solder alloy, a second phase consisting of the high-melting point metal and a third phase consisting of the solder alloy and the high-melting point metal, an area ratio of the first phase is 15% or more with respect to an area 100% of the total of the first phase, the second phase and the third phase, and an area ratio of the second phase is 25% or more with respect to an area 100% of the total of the first phase, the second phase and the third phase.SELECTED DRAWING: None
Patent JP-2021139399-A (JP)
Title: Power transmission device
Inventor: FUKAMACHI SHUNSUKE
IPC: F16H57/04
Filed: 2020-03-03
Abstract: To provide a power transmission device for securing the performance of lubricating a differential mechanism while suppressing the amount of lubricating oil in a housing in a simple construction.SOLUTION: The power transmission device includes first and second rotary members 60, 70, differential mechanism 51 for correcting a rotating speed difference between the first and second rotary members, a differential mechanism storage member 52 to be rotated around a rotation center axis in the state of storing the differential mechanism and formed with an opening 54 to introduce lubricating oil O from the outside to the differential mechanism, a ring gear 40 formed projecting from the differential mechanism storage member to the outer diameter side, a housing 11 storing the differential mechanism storage member and the ring gear, and a protruded part 12 protruded from the inner face of the housing so as to be opposed to at least the lower part of the differential mechanism storage member to form a space part S in cooperation with one end face of a web part 42 in the rotation center axis direction of the ring gear to store the lubricating oil supplied downward.SELECTED DRAWING: Figure 2
Patent JP-2021138628-A (JP)
Title: Skin-whitening agent
Inventor: KOMAI KOICHIRO
IPC: A61K8/49
Filed: 2020-03-03
Abstract: To provide excellent skin-whitening agents, food for skin whitening and health food for skin whitening.SOLUTION: The present disclosure provides a skin-whitening agent containing indole as an active ingredient; the skin-whitening agent being a cosmetic preparation; the skin-whitening agent being one of a lotion, a cleansing agent, cream, foundation, white powder and sunscreen cosmetics; and food containing indole.SELECTED DRAWING: None
Patent JP-2021140948-A (JP)
Title: Manufacturing method of all-solid battery
Inventor: IKEDA YUSUKE
IPC: H01M10/0562
Filed: 2020-03-05
Abstract: To provide a manufacturing method of a an all-solid battery capable of suppressing the influence of swell of a battery unit and appropriately stacking a plurality of battery units.SOLUTION: A manufacturing method of an all-solid battery includes a battery unit manufacturing step (S1), a flattening step (S2), and a laminating step (S4). In the battery unit manufacturing step, a plate-shaped battery unit is manufactured by undergoing a pressing step of pressing a laminate including at least one each of a positive electrode active material layer, a solid electrolyte, and a negative electrode active material layer in the thickness direction at pressure P1. In a flattening step, the manufactured battery unit is pressed in the thickness direction at pressure P2 (≤P1) in a state of being heated to temperature equal to or higher than temperature at which the battery unit softens and deforms, such that the battery unit is flattened. In the laminating step, a plurality of flattened battery units are laminated.SELECTED DRAWING: Figure 2
Patent JP-2021144077-A (JP)
Title: Image forming device
Inventor: SHIRAYANAGI JUN
IPC: G03G15/16
Filed: 2020-03-10
Abstract: To provide an image forming device with which it is possible to suppress toner from being clogged in a conveyance path in which the toner having been removed by a cleaning member is conveyed.SOLUTION: An image forming device A comprises: a vertical conveyance path 7b which is a conveyance path for conveying toner removed by a drum cleaner 6 that removes the toner stuck to a photoreceptor to a recovery container 10 and extending in the vertical direction; a conveyance path having a horizontal conveyance path 9a arranged downward of the vertical conveyance path 7b, communicating with the vertical conveyance path 7b and extending in a direction that crosses the vertical direction; a conveyance coil 12 provided to the horizontal conveyance path 9a; a duct 32 and a tube 33 connected to a spray port 7b2 a portion of which at least is formed in a range between the lower end of the vertical conveyance path 7b and a position 50 mm upward in the vertical direction from the lower end, for sending air to the inside of the vertical conveyance path 7b via the spray port 7b2; and a fan 31 for generating an air flow to capture the air outside of the duct 32 into the inside.SELECTED DRAWING: Figure 7
Patent JP-2020120575-A (JP)
Title: Radio sensing device
Inventor: KOYAMA JUN
IPC: G06K19/00
Filed: 2020-03-11
Abstract: To provide a radio sensing device that can be operated endlessly without replacing a battery.SOLUTION: A charging type battery is added to a radio sensing device for charging the battery by radio. When electric waves received with an antenna circuit are converted to electrical energy, the battery stores the electrical energy. A sensor circuit is driven by using the electrical energy stored in the battery to acquire information. A signal including the acquired information is converted to electric waves in the antenna circuit, so that the information can be read by radio.SELECTED DRAWING: Figure 1
Patent JP-2021143381-A (JP)
Title: Manufacturing method of hot stamp compact
Inventor: TAKEBAYASHI HIROSHI
IPC: C23C2/06
Filed: 2020-03-12
Abstract: To provide a manufacturing method of a hot stamp compact capable of suppressing spider web-like surface defects, when using Al-containing Zn plating.SOLUTION: A manufacturing method of a hot stamp compact includes a hot stamp step for performing molding and hardening simultaneously, after heating a plated sheet steel having a galvanized layer formed on the surface. In the manufacturing method of a hot stamp compact, a Zn content M in the galvanized layer is 65-150 g/m2, and a residence time t (s) in a temperature range of 420-700°C when heating the plated sheet steel, satisfies [0.4×M≤t].SELECTED DRAWING: None
Patent JP-2021148551-A (JP)
Title: Rotary position detection device
Inventor: XIE CHUAN
IPC: G01D5/245
Filed: 2020-03-18
Abstract: To provide a rotary position detection device capable of detecting a specific rotary position of a rotor by a simple device configuration.SOLUTION: A rotary position detection device 100 includes a direct-acting actuator 1 including a pair of first magnets 10 having a first permanent magnet 10a and a second permanent magnet 10b having mutually different polarities, and a pair of second magnets 11 having a third permanent magnet 11a and a fourth permanent magnet 11b having mutually different polarities, and a pair of sensors 3 including a first magnetic sensor 3a and a second magnetic sensor 3b for outputting different output signals for detection of a magnetic field having a different polarity, and is configured so as to be capable of detecting a first opposed position in which the first magnetic sensor 3a and the second magnetic sensor 3b oppose the first permanent magnet 10a and the second permanent magnet 10b, respectively, and a second opposed position in which the first magnetic sensor 3a and the second magnetic sensor 3b oppose the third permanent magnet 11a and the fourth permanent magnet 11b, respectively, by a combination of mutually different output signals by the pair of sensors 3.SELECTED DRAWING: Figure 4
Patent JP-2021146621-A (JP)
Title: Molten resin manufacturing method
Inventor: JINNO FUMIO
IPC: B29C48/05
Filed: 2020-03-19
Abstract: To provide a method for manufacturing molten resin that enables continuous operation when manufacturing resin fibers from molten resin and suppresses the occurrence of thread breakage when forming resin fibers.SOLUTION: The present invention relates to a method for manufacturing a molten resin in which a first resin and a second resin are melted in a kneading extruder, and A-B≥60°C is satisfied where the melting point of the first resin is A and the melting point of the second resin is B. When the total length of the kneading extruder from the raw material input position to the molten resin discharge position is L, the maximum temperature in the range from the raw material input position to L×0.286 in the kneading extruder is A+50 to A+120°C.SELECTED DRAWING: Figure 1