baber/WOPTO huggingface dataset:
Patent JP-2020165342-A (JP)
Title: Piston type compressor
Inventor: NISHII KEI
IPC: F04B27/18
Filed: 2019-03-28
Abstract: To provide a piston type compressor which suppresses increase in rotational drive power of a drive shaft at the time of actuation and is capable of suppressing suction pulsation.SOLUTION: A compressor comprises a drive shaft 3, a mobile 10, etc. A second communication passage 41 is formed in the mobile 10. The second communication passage 41 includes a front edge 61 which is positioned at a preceding side of the mobile 10 in a rotation direction, and a rear edge 63 which is positioned at a following side of the front edge 61 in the rotation direction. The front edge 61 includes a first edge part 61a and a second edge part 61b. The first edge part 61a is opposed with first communication passages 22a to 22f when a flow rate of a coolant gas discharged from compression chambers 45a to 45f to a discharge chamber 29 is maximum. The second edge part 61b is opposed with the first communication passages 22a to 22f when the flow rate of the coolant gas discharged from the compression chambers 45a to 45f to the discharge chamber 29 is lower than the maximum. The first edge part 61a is positioned at a following side of the second edge part 61b in the rotation direction.SELECTED DRAWING: Figure 15
Patent JP-2020165149-A (JP)
Title: Earth retaining structure
Inventor: TANIBUCHI SHIGERU
IPC: E01F7/04
Filed: 2019-03-29
Abstract: To provide an earth retaining structure that can be easily installed on a mountain face, slope face, steps, and the like, and can block stones and sediment that have flowed down to prevent them from spreading further.SOLUTION: An earth retaining structure comprises: column bodies 1 having one end buried in a mountain face; elongated support parts 2 standing on the other end of the column bodies 1 and having one end buried in the mountain face; an elongated horizontal member 3 that is passed over and fixed to the upper surfaces of the plurality of support parts 2; and plate-shaped members 4 placed on the upper surface of the horizontal member 3. The plurality of adjacent support parts 2 are inclined to each other with respect to the longitudinal direction of the horizontal member 3 in the top view.SELECTED DRAWING: Figure 1
Patent JP-2020165802-A (JP)
Title: Semiconductor device and method for testing semiconductor device
Inventor: KUSAKARI KEN
IPC: H01L27/04
Filed: 2019-03-29
Abstract: To reduce the cost of manufacturing a semiconductor device by reducing the size of an additional circuit while maintaining the function of an LBIST test.SOLUTION: The semiconductor device according to the present invention runs a self-test, and includes: a plurality of circuit blocks 50 for receiving an input of a pattern; and a comparator 302 for acquiring a test response based on a response that each circuit block outputs in response to the input of the pattern and obtaining the result of the self-test of the circuit block by comparing with the reference value. The plurality of circuit blocks share the pattern input.SELECTED DRAWING: Figure 5
Patent JP-2020169574-A (JP)
Title: Failure analysis device of supercharger
Inventor: KUSUNOKI TOMOKUNI
IPC: F02B33/00
Filed: 2019-04-01
Abstract: To precisely analyze a failure of a mechanical supercharger.SOLUTION: This failure analysis device of a supercharger has: an electromagnetic clutch (45) for switching the connection of an engine output shaft and a mechanical supercharger (44); a bypass passage (47) bypassing the supercharger; a bypass control valve (48) for opening and closing the bypass passage; a supercharger rotation number sensor (SW8); an engine rotation number sensor (SW9); and a control unit (10a). The control unit connects the electromagnetic clutch at supercharging, closes the bypass control valve, brings the electromagnetic clutch into a non-connection state, and opens the bypass control valve at non-supercharging. When a rotation number of the supercharger is equal to a prescribed rotation number or smaller in a supercharged state, the control unit also brings the electromagnetic clutch into the non-connection state, closes the bypass control valve, and sets an idling state, and when the engine rotation number is lowered in the idling state, determines a failure of the supercharger.SELECTED DRAWING: Figure 5
Patent JP-2020013111-A (JP)
Title: Developer accommodating unit, cartridge, and image forming device
Inventor: OGINO HIROMOTO
IPC: G03G15/08
Filed: 2019-04-05
Abstract: To provide a developer accommodating unit with which it is possible to stabilize the supply of a developer to a developer carrier.SOLUTION: The developer accommodating unit comprises: a developer container 14 for accommodating a toner t and having an opening 14b downward in the gravity direction in a use-time attitude; a developing roller 10d attached to the opening 14b, for carrying the toner t; and a conveyance member 12b arranged in the developer container 14, for conveying the toner t in the developer container 14 to the developing roller 10d. The conveyance member 12b is constituted so as to be capable of swinging centering on a prescribed fulcrum, and a maximum acceleration a1 when the conveyance member 12b moves in a direction to approach the developing roller 10d is set to be smaller than a maximum acceleration a2 when the conveyance member 12b moves in a direction to separate from the developing roller 10d.SELECTED DRAWING: Figure 3
Patent JP-2019106740-A (JP)
Title: Radio station, radio terminal, and control method
Inventor: FUTAKI TAKASHI
IPC: H04W72/04
Filed: 2019-04-08
Abstract: To provide a control procedure necessary to start dual connectivity involving bearer division.SOLUTION: A radio terminal performs dual connectivity by using a cell of a first radio station and a cell of a second radio station. The first radio station sends the second radio station an upper limit value of uplink transmission power at the cell of the first radio station and an upper limit value of uplink transmission power at the cell of the second radio station used by the radio terminal in dual connectivity.SELECTED DRAWING: Figure 2
Patent JP-2020173051-A (JP)
Title: Ebullient cooling device
Inventor: MATSUMOTO TAKAFUMI
IPC: F28D15/02
Filed: 2019-04-09
Abstract: To achieve miniaturization in an ebullient cooling device.SOLUTION: An ebullient cooling device includes an evaporator 10, a condenser 20, and a heat medium passage 30. The evaporator 10 cools a cooling object by boiling and evaporating a heat medium through heat exchange between a heating element 40 and the heat medium. The condenser 20 dissipates the heat of the heat medium into the air by condensing the heat medium through heat exchange between the heat medium and the air. The heat medium passage 30 connects the evaporator 10 and the condenser 20 in a loop shape so that the heat medium is circulated between the evaporator 10 and the condenser 20. The condenser 20 includes a first condenser 21, and a second condenser 22 arranged in the gravity direction upper side of the first condenser 21. The heat medium flowing out of the evaporator 10 flows into the first condenser 21. The heat medium flowing out of the first condenser 21 flows into the second condenser 22. The first condenser 21 includes a heat exchange unit 210 for exchanging heat between the heat medium and the air.SELECTED DRAWING: Figure 1
Patent JP-2020175740-A (JP)
Title: Attitude stabilizer for suspended load
Inventor: TAKEUCHI KOJI
IPC: B64D1/22
Filed: 2019-04-17
Abstract: To reduce influence on the attitude of a flight vehicle such as a drone, a helicopter, etc. without increasing a suspending weight or cost when transporting a suspended load by the flight vehicle.SOLUTION: An attitude stabilizer for a suspended load 2 according to the present invention is constituted of: a plurality of suspended load holding units 5, 6 which hold at least both ends of a suspended load; a center wire 3 of which the upper end is rotatably connected to a bottom surface of a flight vehicle; a suspending wire 3 of which the middle portion 3a is connected to a lower end of the center wire 3, and of which the ends are connected to the suspended load holding units 5, 6; and a foldable wing type stabilizer 7 which is fitted to a bottom of at least one of the suspended load holding units 5, 6. The foldable wing type stabilizer 7 deploys in a hanging direction by self-weight or a weight attached to a lower end according to elevation of the flight vehicle, and absorbs the influence due to gust or the like in a direction crossing the flight direction.SELECTED DRAWING: Figure 1
Patent JP-2019141912-A (JP)
Title: Non-contact type magnetic steering
Inventor: KOSMICKI MICHAEL
IPC: H01F7/02
Filed: 2019-04-19
Abstract: To provide a metallic strip steering device and a method for steering a metal.SOLUTION: A magnetic rotor steering device 100 includes one or more magnetic rotors 110 which are located near a metallic strip 102, and each magnetic rotor 110 include one or more permanent magnets, and is rotated in order to give a changing magnetic field onto the metallic strip 102 which passes near the magnet. The magnetic rotor 110 can be rotated around a rotation axis parallel to a steering direction in a longer direction of the metallic strip 102, and is so located as to give a force to the strip 102 in a lateral direction, a vertical direction, or any combination of vertical direction. A control mechanism can control a speed of the rotor, a direction of the rotor, a vertical position of the rotor, a vertical space between the rotors and/or a lateral position of the rotor. Further, a method for steering the metallic strip 102 is provided.SELECTED DRAWING: Figure 1
Patent JP-2020179505-A (JP)
Title: Unwinding jig and unwinding method for rehabilitation tube
Inventor: BABA TATSURO
IPC: B29C63/32
Filed: 2019-04-23
Abstract: To perform unwinding work when making a spiral tubular rehabilitation tube made of strip-shaped members by using an unwinding ring with ease and in a short time, and to prevent swell deformation of the unwinding ring when connected to the strip-shaped member.SOLUTION: An unwinding jig 5 for unwinding a rehabilitation tube 9 is prepared. A plurality of clamp portions 40 are provided at intervals in a circumferential direction of a frame 10 of the unwinding jig 5. Preferably, the clamp portion 40 is provided at a tip end portion of an arm 20 that can be displaced in a direction intersecting the circumferential direction with respect to the jig frame 10. An unwinding ring 8 having a circumference length of one circumference of the rehabilitation tube 9 is releasably held by the clamp portion 40.SELECTED DRAWING: Figure 1
Patent JP-2020180324-A (JP)
Title: Rotor for eddy current-type reduction gear
Inventor: OKADA KOICHI
IPC: H02K49/10
Filed: 2019-04-24
Abstract: To provide a rotor for an eddy current-type reduction gear capable of suppressing an electric resistance low and maintaining high strength even at 700°C.SOLUTION: A cylinder part 11 of a rotor 10 of the present embodiment is composed of a chemical composition by mass% of 0.05-0.15% of C, 0.10-0.40% of Si, 0.50-1.00% of Mn, 0.030% or less of P, 0.030% or less of S, 0.20-1.00% of Mo, 0.020-0.060% of Nb, 0.040-0.080% of V, 0.030-0.100% of sol. Al, 0.0005-0.0050% of B, 0.003-0.010% of N, 0-0.20% of Cu, 0-0.20% of Ni, 0-0.10% of Cr, and a balance of Fe and impurities, satisfies the formula (1): 0.060≤(51/93)Nb+V≤0.100 (1), and the formula (2): 0.50<Nb/V (2), and has a whole area ratio of martensite and bainite of 95.0% or more.SELECTED DRAWING: Figure 1
Patent JP-2020179584-A (JP)
Title: Sheet peeling device, laminating device, image forming device and image forming system
Inventor: TAKAHASHI WATARU
IPC: B29C63/02
Filed: 2019-04-25
Abstract: To provide a sheet peeling device capable of peeling a sheet with a relatively simple configuration of winding a two-ply sheet around a rotating member and inserting at least one sheet of inner paper (sheet-like medium) into the peeled sheet at a desired position.SOLUTION: In a sheet peeling device of the present invention, two sheets are wound around a rotating member and the two sheets are peeled off, then, a peeling pawl is inserted into a space created by peeling the two sheets; in a state in which the peeling pawl is inserted, the two sheets are peeled off from each other by transporting the two-ply sheet in a direction of pulling back from the rotating member by first transport means; the first transport means transports each sheet to a passage member to open a joint part as an end; and when a sheet-like medium is inserted into an opening of the two sheets, the amount of protrusion of the two sheets in a normal transport direction from a nip part of the first transport means can be adjusted by the first transport means, and at least one sheet-like medium is inserted into the opening of the two sheets with the amount of protrusion adjusted.SELECTED DRAWING: Figure 21
Patent JP-2020181764-A (JP)
Title: Apparatus for manufacturing foamed wire, method for manufacturing foamed wire, and foamed wire
Inventor: ABE MASAHIRO
IPC: B29C48/154
Filed: 2019-04-26
Abstract: To provide an apparatus for manufacturing a foamed wire capable of suppressing the scattering of dielectric constants in a longitudinal direction even if reducing a thickness of a foamed insulator, a method for manufacturing a foamed wire, and a foamed wire.SOLUTION: In an apparatus 1 for manufacturing a foamed wire which forms a foamed insulator 12 around an outer periphery of a center conductor 11 by extruding and foaming a resin 3 from an extrusion metal mold 2 having a mandrel 21, and a mouthpiece 22, the mouthpiece 22 has a taper part 22a formed into taper-like so that an inner peripheral surface 22b gradually outspreads at an extruding exit thereof in an extrusion direction as a foam-growing part, and a foam nucleus-generating part 23 constituted by forming a plurality of protrusions 23a or concavities 23b or both of them on the inner peripheral surface 22b of the taper part 22a and is constituted so as to extrude nuclei 13a of the foam by flow of the resin while generating the nuclei 13a of the foam by the foam nucleus-generating part 23, growing the nuclei 13a of the foam in accordance with lowering of a resin pressure at the taper part 22a, and form a foam 13 in the foamed insulator 12.SELECTED DRAWING: Figure 1
Patent JP-2020183870-A (JP)
Title: Inertia sensor, electronic device and moving body
Inventor: MATSUURA YOSHIYUKI
IPC: G01P15/18
Filed: 2019-04-26
Abstract: To provide an inertia sensor, an electronic device, and a moving body capable of suppressing a displacement of a stopper and more reliably exerting a function as the stopper.SOLUTION: In mutually-orthogonal three axes constituted by an X-axis, a Y-axis and a Z-axis, and an X-Y plane including the X-axis and the Y-axis, an inertia sensor includes: a substrate; a movable body that swings around a swing axis along the Y axis and includes a first movable portion and a second movable portion that are arranged with the swing axis in between; a fixing portion that supports the movable body and is fixed to the substrate between the first movable portion and the second movable portion; a swing beam that connects the movable body and the fixed portion; a beam extending in the X-axis direction from the fixed portion; and a stopper provided on the beam that regulates the displacement of the movable body in the X-Y plane direction by coming into contact with the movable body.SELECTED DRAWING: Figure 1
Patent JP-2020183311-A (JP)
Title: Image formation system
Inventor: NISHIKATA AKINOBU
IPC: B65H43/02
Filed: 2019-05-08
Abstract: To improve productivity of an image formation system in insert jobs.SOLUTION: An image formation system includes: a first feeding unit that feeds a recording sheet; a second feeding unit that has a plurality of loading units, each of which is loaded with an insert sheet, and feeds the insert sheet toward a sheet transport path (340); and detection means (721, 722) for detecting presence or absence of insert sheets loaded on a plurality of loading units. Control means performs a moving process in which a second insert sheet loaded on a second loading unit of the plurality of loading units is stopped after being moved to a position where a rear end of the second insert sheet is located downstream of a detection position of the detection means in a sheet feeding direction during a process of feeding the first insert sheet from the first loading unit among the plurality of loading units toward the sheet transport path.SELECTED DRAWING: Figure 12
Patent JP-2020183922-A (JP)
Title: Contaminated water drying processing apparatus and contaminated water drying processing method
Inventor: FURUKAWA KAZUKUNI
IPC: G21F9/12
Filed: 2019-05-09
Abstract: To provide a contaminated water drying processing apparatus that condenses and dries contaminated water to a degree at which an amount of radiation discharged from the apparatus is allowed to be emitted into the atmosphere.SOLUTION: A contaminated water drying processing apparatus 100 comprises: a slurry tank 11 that forms slurry by mixing contaminated water and a first absorbent; a spray dryer 13 that, when the slurry is supplied, sprays and dries the slurry to produce a contaminating particle containing a part of a radioactive material and the first absorbent, and evaporated gas containing a residual component of the radioactive material; a second-absorbent tank 15 that supplies a second absorbent to the evaporated gas; a bag filter group 17 that is coupled to the spray dryer 13 and the second-absorbent tank 15, and comprises two or more bag filters 19 connected in series to collect the residual component from a mixture of the evaporated gas and the second absorbent; and a powder tank 21 that is coupled to the spray dryer 13 and each bag filter 19 of the bag filter group 17, and recovers powder containing the contaminating particle and the residual component.SELECTED DRAWING: Figure 1
Patent JP-2020183740-A (JP)
Title: Propeller fan and air blower
Inventor: KUMON Yui
IPC: F04D25/08
Filed: 2019-05-09
Abstract: To improve ventilation capacity of a radial inside portion of a propeller fan.SOLUTION: A propeller fan has a boss hub (11) and a blade (12). The blade (12) exists only in a radial inside position with respect to a radial intermediate position, and has a leading-edge convex part (16) protruding forward in a rotational direction of the blade (12).SELECTED DRAWING: Figure 3
Patent JP-2020184728-A (JP)
Title: Image forming apparatus, image forming method, and program
Inventor: YOSHIMURA AKIHITO
IPC: B41J21/00
Filed: 2019-05-09
Abstract: To provide an image forming apparatus that can improve image quality before outputting an image without the need of a complicated operation.SOLUTION: An image forming apparatus comprises: image quality analysis means that analyzes the image quality of acquired image data; holding means that holds one or more image quality adjustment settings; image quality adjustment setting extraction means that, based on a result of analysis performed by the image quality analysis means, extracts an image quality adjustment setting for improving image quality when the image data is output, from the holding means that holds the one or more image quality adjustment settings; and image quality adjustment means that, in outputting the image data, performs image quality adjustment based on the image quality adjustment setting extracted by the image quality adjustment setting extraction means.SELECTED DRAWING: Figure 1
Patent JP-2020186316-A (JP)
Title: Acceptor-acceptor type n-type semiconductor polymer, manufacturing method thereof, as well as organic semiconductor layer containing such polymer and organic electronic device
Inventor: MICHINOBU TSUYOSHI
IPC: H01L51/50
Filed: 2019-05-14
Abstract: To provide a novel acceptor-acceptor type n-type semiconductor polymer having excellent characteristics and a manufacturing method thereof.SOLUTION: There are provided an n-type semiconductor polymer shown below, a manufacturing method of the n-type semiconductor polymer, as well as an organic semiconductor layer and an organic electronic device containing the n-type semiconductor polymer. An acceptor-acceptor type n-type semiconductor polymer has a repeating unit expressed by the following formula (1), where A1 is an electron acceptor type structural unit in which two thiazoles are bonded to a thiophene derivative in the formula (1), A2 is a polycyclic compound and an electron acceptor like structural unit in the formula (1), and A1 and A2 are directly bonded by a carbon-carbon bond.SELECTED DRAWING: None
Patent JP-2020188639-A (JP)
Title: Overcurrent protection relay
Inventor: HANABUSA YUKI
IPC: G01R31/50
Filed: 2019-05-17
Abstract: To determine whether a current transformer is connected to a current detection terminal with a wrong polarity more accurately than before.SOLUTION: In an overcurrent protection relay 40, a polarity inspection unit 53 determines whether either one of a first current transformer 31 for detecting a first phase current and a second current transformer 32 for detecting a second phase current is connected to corresponding input terminal pairs C1R, C2R; C1T, C2T with an erroneous polarity. The polarity inspection unit 53 determines a polarity error at least based on a sampling value of a first phase current at a first time point and a sampling value of a second phase current at a second time point before the first time point.SELECTED DRAWING: Figure 1
Patent JP-2020011711-A (JP)
Title: Rain repellant system
Inventor: KITAMURA TAKECHIKA
IPC: B60S1/60
Filed: 2019-04-25
Abstract: To solve the following problem: not only a wiper becomes a hindrance due to its movement from side to side on a front surface but also a rain repellant effect is decreased in the case of heavy rain, in spite of adoption of a method in which raindrops adhering to glass are pushed away by moving the wiper when it rains during traveling of a vehicle etc., outdoor monitoring and the like.MEANS: Circular transparent glass is attached to a motor, and the motor is fixed on the downside of a container. Subsequently, a camera capable of displaying an image on a monitor, is fixed on the upside of the container. Finally, an arc-shaped wiper is fixed to the container, on the front downside of the circular transparent glass. A rain repellant system is constituted as above.SELECTED DRAWING: Figure 1
Patent JP-2020193483-A (JP)
Title: Concrete exfoliation suppression structure in concrete body
Inventor: KAMIYA TAKASHI
IPC: E04G23/02
Filed: 2019-05-28
Abstract: To provide a concrete exfoliation suppression structure in a concrete body which can suppress concrete exfoliation from the concrete body when the concrete body shaken by an earthquake comes into contact with other members.SOLUTION: In buildings such as high-rise buildings, it is known that a plurality of precast boards 1 which are wall materials manufactured at the factory are arranged side by side so as to be supported by beams 2 of the building and those precast boards 1 form an outer wall called a curtain wall. The precast plate 1 is a square plate-shaped concrete body, and is supported on the beam 2 so as to have a gap S between other members adjacent to each other in the horizontal direction, that is, the adjacent precast plate 1 and a connecting member 4 connecting the beams 2. In the precast plate 1, a resin coating film 5 which suppresses peeling of concrete from the precast plate 1 is formed around the portion where the precast plate 1 sways due to the shaking of the building due to the earthquake and comes into contact with other members.SELECTED DRAWING: Figure 1