baber/WOPTO huggingface dataset:
Patent JP-2021158340-A (JP)
Title: Magnetic core, magnetic component, and electronic device
Inventor: YOSHITOME KAZUHIRO
IPC: C22C19/03
Filed: 2021-01-13
Abstract: To obtain a magnetic core or the like with improved withstand voltage characteristics while maintaining high relative magnetic permeability.SOLUTION: A magnetic core includes, in the cross section, large particles observed as soft magnetic particles with a Heywood diameter of 5 μm or more and 25 μm or less, and small particles observed as soft magnetic particles with a Heywood diameter of 0.5 μm or more and less than 5 μm. The magnetic core satisfies C1<C2, when C1 is the average circularity of small particles close to large particles and C2 is the average circularity of all small particles observed in the cross section including small particles not close to large particles. The small particle close to a large particle is defined as a small particle in which the distance from the center of gravity of the small particle to the surface of the large particle is 3 μm or less.SELECTED DRAWING: Figure 1
Patent JP-2022109148-A (JP)
Title: Proposal device, proposal method, and program
Inventor: MURAKAMI YUKI
IPC: G06Q30/02
Filed: 2021-01-14
Abstract: To provide a proposal device, a proposal method, and a program capable of improving the accuracy of measures for improving or maintaining customer satisfaction.SOLUTION: The proposal device includes: a control unit that acquires evaluation points and text data obtained from a plurality of customers; an analysis unit that executes predetermined analysis processing on the text data; an analyzer that weighs the results of the predetermined analysis processing using a plurality of evaluation points from favorable to unfavorable; and a generation unit that generates data showing measures relating to the evaluation points on the basis of the results of the weighing. The analysis unit performs, as predetermined analysis processes. a process of classifying text data, a process of extracting a plurality of elements from the classified text data, and a clustering process for the plurality of extracted elements.SELECTED DRAWING: Figure 1
Patent JP-2022111664-A (JP)
Title: Imaging optical system
Inventor: FUJITA KENTA
IPC: G02B13/04
Filed: 2021-01-20
Abstract: To provide an imaging optical system which is compact, allows for obtaining good optical performance, and is ideal for mirrorless cameras.SOLUTION: An imaging optical system of the present invention comprises, in order from an object side to an image side, a first lens group L1 having positive refractive power, an aperture stop S, a second lens group L2 having negative refractive power, and a third lens group L3 having positive refractive power, and is configured such that, for shifting a focus from infinity to a very short distance, the second lens group L2 moves towards the image side while the first lens group L1, aperture stop S, and third lens group L3 are kept stationary relative to an image plane. The first lens group L1 has at least one cemented lens, and the second lens group L2 comprises two or more lenses including a positive lens element L2p. The imaging optical system satisfies given conditional expressions.SELECTED DRAWING: Figure 1
Patent JP-2022112051-A (JP)
Title: Axial flow fan and air-conditioner
Inventor: TOMIOKA HIROTAKA
IPC: F04D29/34
Filed: 2021-01-21
Abstract: To provide an axial flow fan improving the strength of a hub.SOLUTION: An axial flow fan is equipped with a hub 12, and a plurality of vanes 13 provided at intervals in a circumferential direction on an outer peripheral surface of the hub 12, The hub 12 has a projection 24 projecting out in a rotation axis direction from an end surface in the rotation axis direction of the hub 12. The projection 24 has a first wall portion 25 that extends in a circumferential direction of the hub 12, a second wall portion 26 that extends in a circumferential direction of the hub 12, and is disposed in the diametrically inner side of the first wall portion 25, a third wall portion 27 that extends in a diametrical direction of the hub 12, and couples one end portions in the circumferential direction of the first wall portion 25 and the second wall portion 26, and a fourth wall portion 28 that extends in the diametrical direction of the hub 12, and couples the other ends in the circumferential direction of the first wall portion 25 and the second wall portion 26.SELECTED DRAWING: Figure 4
Patent JP-2021127108-A (JP)
Title: Non-pneumatic tire including reinforcing structure part
Inventor: KIM SUNG TAE
IPC: B60C5/00
Filed: 2021-01-21
Abstract: To provide a non-pneumatic tire including a reinforcing structure part which sufficiently supports a load of a vehicle with the structural rigidity, improves the fatigue resistance of a spoke structure with the improvement of the stress dispersibility through the load dispersion between a spoke part and a non-spoke part, disperses a shake and improves the torsional torque in the turning of the vehicle.SOLUTION: A non-pneumatic tire includes: a tread part 110 having an outer circumferential surface at which a bent pattern is formed; at least one reinforcing structure part 120 that is positioned between the outer circumferential surface of the tread part and an inner circumferential surface of the tread part so as to be inserted inside the tread part; a spoke part 130 that is formed radially around a center of the tread part and is coupled to an inner surface of the tread part; and a rim part that has a diameter smaller than a diameter of an inner circumferential surface of the spoke part and has an outer circumferential surface which is coupled to the spoke part. The reinforcing structure part has a plain weave shape surrounded by an elastomer and is wound in a circumferential direction of the tread part.SELECTED DRAWING: Figure 1
Patent JP-2021127918-A (JP)
Title: Anti-torpedo defense system
Inventor: FUKUNAGA MIKIO
IPC: F42B12/68
Filed: 2021-01-23
Abstract: To provide an underwater mine to defend a ship against a torpedo.SOLUTION: The invention provides an underwater mine with a net that clings to a torpedo and explodes. The underwater mine is attached and fixed to the net, and the net is opened underwater.SELECTED DRAWING: Figure 1
Patent JP-2022113986-A (JP)
Title: Telephone system
Inventor: HASHIMA KAZUMI
IPC: H04Q3/58
Filed: 2021-01-26
Abstract: To provide a call control technology capable of park-holding a call on a mobile phone terminal by a telephone system.SOLUTION: In a telephone system, a telephone control device 10 exchanges call control messages with an FMC server 32 via an FMC gateway 12 to establish a first call between a mobile phone terminal 42 connected to a mobile phone network 52 and an opposite device 40, the FMC gateway 12 saves call information related to the first call in a call control DB 12A when the first call is established, the FMC gateway 12 converts a special number transmission request notified from the FMC server 32 in response to a transfer operation at the mobile phone terminal 42 into a park hold request and notifies the telephone control device 10 of the request, and the telephone control device 10 acquires call information regarding the first call from the call control DB 12A in response to the park hold request regarding the first call notified from the FMC gateway 12, and establishes and parks a second call with the opposite device 40 on the basis of the call information.SELECTED DRAWING: Figure 1
Patent JP-2022114540-A (JP)
Title: surface acoustic wave filter
Inventor: OKUDE TAKAYUKI
IPC: H03H9/145
Filed: 2021-01-27
Abstract: To provide a surface acoustic wave filter that can be miniaturized while suppressing degradation in characteristics.SOLUTION: A surface acoustic wave filter has: a piezoelectric substrate; a first filter provided on a principal surface of the piezoelectric substrate, having a first passband; a second filter provided on the principal surface of the piezoelectric substrate, having a second passband; and a plurality of bump mounting terminals electrically connected with at least one of the first and second filters, each mounting a bump. The plurality of bump mounting terminals include an input terminal, an output terminal, and a reference potential terminal. The number of the bump mounting terminals is 5 to 7. The first and second filters are arranged on the principal surface of the piezoelectric substrate so as to be adjacent to each other in a first direction. Each of the first and second filters has a plurality of IDT electrodes. A plurality of electrode fingers that configure the IDT electrodes of the first filter extend in the same direction as a plurality of electrode fingers that configure the IDT electrodes of the second filter.SELECTED DRAWING: Figure 1
Patent JP-2022115150-A (JP)
Title: Drum type washing machine
Inventor: OGUSHI KOSUKE
IPC: D06F37/28
Filed: 2021-01-28
Abstract: To provide a drum type washing machine which suppresses water leakage from a packing member.SOLUTION: A drum type washing machine includes: a body having a body opening part; a water tub having a water tub opening part; a rotary drum included in the water tub in a rotatable manner and having a drum opening part; a lid body for covering the body opening part openably/closably, and protruding inward of the body; and a packing member 18 for elastically connecting the body and the water tub. The packing member 18 includes: a first seal part for connecting the body opening part and the water tub opening part in a water-tight manner; and a second seal part for securing the water-tightness of the water tub opening part and the lid body when the lid body is closed. The second seal part has an annular lip part 18a coming into contact with an outer peripheral surface of an inner lid 16a and sealing, and on the surface of the lip part 18a, one or more annular ribs 18e are formed coming into contact with the outer peripheral surface 16b of the inner lid 16a.SELECTED DRAWING: Figure 4
Patent JP-2022118878-A (JP)
Title: Power semiconductor device
Inventor: KUSUKAWA JUNPEI
IPC: H01L25/07
Filed: 2021-02-03
Abstract: To provide a power semiconductor device with a small size and high reliability, which prevents a partial discharge as using a void generated by water vapor entered through a sealing resin from the void generated between a main terminal and a sealing resin and an external part of the semiconductor device when the main terminal is heated.SOLUTION: In a power semiconductor device (100A) comprising: an insulation substrate (1); a semiconductor element (2) provided to a front surface of the insulation substrate (1); and a gel-like first insulation material (8) sealing the semiconductor element (2), a plate-like terminal (5) for electrically connecting the semiconductor element (2) with an external device is provided, and all of parts surrounded by the first insulation material (8) of the plate-like terminal (5) are coated with a second insulation material (10) having hardness higher than that of the first insulation material (8).SELECTED DRAWING: Figure 1
Patent JP-2021151443-A (JP)
Title: Game machine
Inventor: NOZAKI TAKU
IPC: A63F7/02
Filed: 2021-02-09
Abstract: To provide a game machine capable of enhancing interest.SOLUTION: A game machine includes: a first start pocket 5120 through which a game medium shot by leftward shooting can pass; and a second start pocket 2140 through which a game medium shot by rightward shooting can pass. A game can be executed in one of a plurality of game modes different in degree of advantage to a player. An expectation value in which a result more advantageous to a player can be obtained when a first special pattern game is executed than when a second special pattern game is executed is high. The plurality of game modes include a normal game mode in which variable display of a first special pattern can be mainly performed by performing a game by leftward shooting, and an advantageous game mode in which a second special pattern game can be mainly performed by performing a game by rightward shooting. The normal game mode includes a normal mode, and a high-probability mode A more advantageous to a player than the normal mode.SELECTED DRAWING: Figure 232
Patent JP-2022123958-A (JP)
Title: Flexible expansion pipe
Inventor: NISHI YUYA
IPC: F16L27/12
Filed: 2021-02-15
Abstract: To provide an expansion joint that can be deformed greatly, by compressive deformation, S-shaped deformation, curvature deformation and the like, and can reliably absorb and mitigate the displacement of piping due to an earthquake and the like.SOLUTION: An expansion joint F1 comprises a peripheral wall P having a uniform thickness and provided with crest parts M and trough parts V alternately and continuously over the total length, wherein a height H1 of a crest part M1 and a height H2 of a crest part M2 (in addition, each width of the crest parts M1 and M2 and a width S of the trough part V) are set such that the crest part M2, which is as short as the height H2, enters between the adjacent crest parts M1 and M1, which are as tall as the height H1, when the peripheral wall P is deformed.SELECTED DRAWING: Figure 1
Patent JP-2021101468-A (JP)
Title: Display device
Inventor: YAMAZAKI SHUNPEI
IPC: G09F9/30
Filed: 2021-02-18
Abstract: To provide a transistor with stable electric characteristics.SOLUTION: A transistor 10 includes: an insulator 101, a conductor 102, and insulators 103 and 104 formed on a substrate 100; an insulator 106a, a semiconductor 106b, and insulators 106c and 106d formed on the insulator 104; conductors 108a and 108b and conductors 110a and 110b formed on the insulator 106c; an insulator 112 formed on the insulator 106d; a conductor 114 formed on the insulator 112; and insulators 116 and 118 and conductors 120a and 120b formed on the conductor 114. The energy level at a lower end of a conduction band of the insulator 106a is close to the vacuum level than the energy level at a lower end of a conduction band of the semiconductor 106b. In a thermal desorption spectroscopy, in the insulator 104 with excess oxygen, the desorption of oxygen molecules is 1.0×1014 molecules/cm2 or more and 1.0×1016 molecules/cm2 or less.SELECTED DRAWING: Figure 1
Patent JP-2022127121-A (JP)
Title: Air cleaner
Inventor: MATSUMOTO SHIN
IPC: F24F7/003
Filed: 2021-02-19
Abstract: To provide an air cleaner capable of deactivating viruses or killing bacteria.SOLUTION: An air cleaner comprises: a duct which allows air to flow from an inlet into an outlet; a light source which irradiates ultraviolet light into the duct from a downstream side toward an upstream side in a flow direction of air in the duct; and a fan which discharges air from inside the duct to the outlet, where the light source and the fan are arranged in an array on a plane crossing the flow direction. For example, the duct has: an exposure part which applies ultraviolet light irradiated from the light source to air inside the duct; and an electric dust collection part which is positioned on the upstream side for the exposure part. The electric dust collection part electrifies fine particles included in air inside the duct, and captures electrified fine particles by electrostatic force.SELECTED DRAWING: Figure 2
Patent JP-2022127983-A (JP)
Title: Corrugated pipe, combined pipe, and installation method and manufacturing method for combined pipe
Inventor: KANEHIRA YUTAKA
IPC: B29D23/00
Filed: 2021-02-22
Abstract: To provide a combined pipe that can suppress noise from being generated owing to abrupt change in pressure or flow rate of fluid flowing in a resin-made flexible pipe, or temperature, and also can improve thermal insulation properties.SOLUTION: A combined pipe 1 comprises a resin flexible pipe 2, and a flexible corrugated pipe 3 covering the resin-made flexible pipe 2. The corrugated pipe 3 is made of a single layer of resin foam, and has an annular large-diameter part 10 and a small-diameter part 20 alternately along a tube axis. The large-diameter part 10 is sectioned in what is called a horseshoe shape, and has an arc part 11 (curved projection part) and a linear part 12 opposed apart to each other in a first direction, and a pair of side parts 13 arranged between both ends of the arc part 11 and both ends of the linear part 12, and opposed in a second direction orthogonal to the first direction. The small-diameter part 20 has restraint parts 21a, 22a restraining the resin-made flexible pipe 2 in a tube diameter direction.SELECTED DRAWING: Figure 3
Patent JP-2022128323-A (JP)
Title: game machine
Inventor: HIRAGUCHI TOSHIHIKO
IPC: A63F7/02
Filed: 2021-02-22
Abstract: To provide a game machine capable of improving amusement properties of games.SOLUTION: A game machine 1 having the following features is provided. The game machine comprises: sound output means 70; and presentation performance means for performing a specific presentation that may occur in a selected-music output state in which a selected piece of music selected by a player among a plurality of types of pieces of candidate music is outputted from the sound output means 70. In the specific presentation, a shift from a state in which presentation dedicated music is being outputted to a state in which the selected music is being outputted is set as an advantageous result to the player and a shift to a state in which the selected music is not being outputted is set as a disadvantageous result to the player.SELECTED DRAWING: Figure 11
Patent JP-2022134304-A (JP)
Title: optical laminate
Inventor: Honjo yoshito
IPC: B32B27/00
Filed: 2021-03-03
Abstract: To provide an optical laminate capable of suppressing generation of many cracks when being subjected to environment in which high temperature and low temperature are repeated.SOLUTION: An optical laminate has a polarizing plate on which a protection film is provided on a single side or both sides of a polarizer and an adhesive layer provided on the single side of the polarizing plate. The polarizer has a rugged structure formed by two or more recesses arranged in a planar view at an edge extending in a direction crossing its absorption axis direction. In the rugged structure, a pitch of the recess is 0.2 mm or more and depth of the recess is 0.1 mm or less.SELECTED DRAWING: Figure 2
Patent JP-2022134366-A (JP)
Title: Swivel hose holding device, boring machine and boring method
Inventor: OHASHI YUICHI
IPC: E21B3/02
Filed: 2021-03-03
Abstract: To prevent entrainment of a swivel hose.SOLUTION: A swivel hose holding device 120 comprises first and second guide members 121 and 122 having C-shaped hook members 121b and 122b respectively for guiding a swivel hose 212 contacting the inner periphery. The hook member 121b of the first guide member is arranged outside the line connecting a swivel joint 211 and the hook member 122b of the second guide member in plan view. The hook members 121b and 122b of the first and second guide members are each provided with a C-shaped opening directed outward or inward.SELECTED DRAWING: Figure 1
Patent JP-2022134462-A (JP)
Title: Method for producing polymer, radiation-sensitive resin composition, and method for producing the same
Inventor: MARUYAMA KEN
IPC: G03F7/039
Filed: 2021-03-03
Abstract: To provide a radiation-sensitive resin composition that can exhibit sensitivity, LWR performance, pattern rectangularity and the like, at a sufficient level, and has improved defects; a method for producing the same; and a method for producing a polymer to be used for the same.SOLUTION: The method for producing the polymer includes subjecting a monomer having a phenolic hydroxyl group or a protected form thereof to free-radical polymerization in the coexistence of a polymerization initiator to obtain the polymer. The free-radical polymerization is continuously performed in a unidirectional flow state from an introduction part to a discharge part, in a flow pass which includes the introduction part, the discharge part, and a heating part provided between the introduction part and the discharge part.SELECTED DRAWING: None
Patent JP-2022135592-A (JP)
Title: Operator structure of movable device
Inventor: TAMURA SATOSHI
IPC: B60T7/08
Filed: 2021-03-05
Abstract: To propose an operator structure of a movable device which enables improvement of operability.SOLUTION: An operator structure 10 of a movable device of one embodiment includes: a handle 12 having a holding part 12B which is disposed in front of an operator and held by the operator; a brake operator 16 which is disposed at the side, where a thumb of a hand holding the holding part 12B is located, and provided so as to be operable by the thumb; and an accelerator operator 18 which is disposed at the side, where fingers other than the thumb of the hand holding the holding part 12B are located, and provided so as to be operable by at least one of the fingers other than the thumb.SELECTED DRAWING: Figure 1
Patent JP-2022136544-A (JP)
Title: Learning processing equipment and learning processing program
Inventor: TAGUCHI SHUN
IPC: G01B11/00
Filed: 2021-03-08
Abstract: To make each pixel of an image learn a position estimation network that outputs a scene coordinate image where a world coordinate whose origin is a prescribed position of an object that the pixel indicates is indicated without preparing teacher data.SOLUTION: A learning processing unit 30 acquires a first objective function LScoord,t related to an error in a world coordinate between a scene coordinate image Scoord,t based on an input image It and a point cloud Qt at which a world coordinate whose origin is a position of a camera of an object that the input image It indicates, and acquires a second objective function Lp related to an error between a difference between an estimation posture pt obtained from the scene coordinate image Scoord,t and an estimation posture pt+1 obtained from a scene coordinate image Scoord,t+1 and an attitude movement amount Tt→t+1 of a camera from a time t to a time t+1. The learning processing unit 30 makes a position estimation network 16 learn so that the objective function LScoord,t and the objective function Lp can be reduced.SELECTED DRAWING: Figure 2
Patent JP-2022138033-A (JP)
Title: Blow-by gas supply device and engine having blow-by gas supply device
Inventor: FUJITA KENSUKE
IPC: F02M35/104
Filed: 2021-03-09
Abstract: To provide a blow-by gas supply device and an engine having the blow-by gas supply device which can reduce an imbalance in an adhesion amount of residual oil on air intakes of cylinders and can also downsize the engine.SOLUTION: A blow-by gas supply device 30 includes: an intake manifold 50 that supplies intake air AR having passed through an air intake part 60, which inhales the intake air AR, to air intakes 71, 72, 73 of cylinders; and blow-by gas supply piping 40 that is connected to the intake manifold 50 and introduces a blow-by gas G to the intake manifold 50. A blow-by gas introduction direction P in which the blow-by gas G is introduced from the blow-by gas supply piping 40 into the intake manifold 50 crosses an intake air supply direction S in which the intake air AR is supplied from the air intake part 60 into the intake manifold 50; and the blow-by gas introduction direction includes components in an arrangement direction SD of the air intake 73, 72, 71 of the cylinders.SELECTED DRAWING: Figure 3
Patent JP-2022140894-A (JP)
Title: sensor device
Inventor: MASAGO HIROYASU
IPC: H05K13/02
Filed: 2021-03-15
Abstract: To provide a sensor device that can more accurately detect a joint part of an object to be conveyed.SOLUTION: A color sensor (1) comprises: a light projection unit (2); a light receiving unit (3); an RGB value acquisition unit (22) that acquires color information on an object present in an irradiation area of the light projection unit (2) from the amount of received light; and a joint part detection unit (24) that compares the acquired color information with a pre-acquired reference value of a carrier tape being an object to be conveyed to be conveyed in the irradiation area to detect a joint part of the carrier tape.SELECTED DRAWING: Figure 5