baber/WOPTO huggingface dataset:
Patent JP-2022022542-A (JP)
Title: Antenna element and array antenna
Inventor: ASAI SATOSHI
IPC: H01Q5/364
Filed: 2020-06-26
Abstract: To provide an antenna element and an array antenna having dual band characteristics.SOLUTION: An antenna element comprises: a dielectric substrate that has a first surface and a second surface on an opposite side; a first radiation conductor, a second radiation conductor (22), and a ground conductor that are located on the dielectric substrate and arranged side by side in order from the first surface to the second surface; a power supply via (24) that is connected with the second radiation conductor; and a connection via (25) that is connected with the second radiation conductor and the first radiation conductor. When seen from a direction perpendicular to a radiation plane of the second radiation conductor (22), the power supply via (24) is located near a first side (N1) of the radiation plane, and when seen from the direction perpendicular to the radiation plane, the connection via (25) is located in an area (R1) in which the distance from the first side (N1) is within 3/4 of a distance (L1) between the first side (N1) and a second side (N2).SELECTED DRAWING: Figure 2
Patent JP-2021078103-A (JP)
Title: Active balun circuit, power amplifier circuit, and power amplifier module
Inventor: TSUTSUI TAKAYUKI
IPC: H03F3/60
Filed: 2020-07-03
Abstract: To suppress the increase in area of a semiconductor chip.SOLUTION: An active balun circuit 10 includes transistors Q1 and Q2 whose emitters are electrically connected to each other and which output differential signals, and a circuit element 30 connected between a reference potential and a connection point between the emitter of the transistor Q1 and the emitter of the transistor Q2. In the circuit element 30, the impedance at a particular frequency of an input signal seems sufficiently higher than the impedance at another frequency. To a base of the transistor Q1, the input signal of an input terminal Pin is applied. To a base of the transistor Q2, the reference potential is applied. To a collector of the transistor Q1 and a collector of the transistor Q2, power source voltage Vcc is applied. The signal of the collector of the transistor Q1 and the signal of the collector of the transistor Q2 are output as the differential signals.SELECTED DRAWING: Figure 2
Patent JP-2022015271-A (JP)
Title: Packaging device
Inventor: TODA YASUNORI
IPC: B65B35/16
Filed: 2020-07-08
Abstract: To provide a packaging device that can suppress an article and a carton from being scratched when inserting the article into the carton from above.SOLUTION: A packaging device 1 comprises: a first conveying device 2 that conveys articles W; a second conveying device 3 that conveys cartons 9 in which the articles W are stored; a transfer device 4 that transfers the articles W to the cartons 9 by inserting the articles W conveyed by the first conveying device 2 into the cartons 9 conveyed by the second conveying device 3 from above, while holding the articles W; and support shafts 63, provided liftably inside the cartons 9, which support the articles W inserted into the cartons 9 by the transfer device 4, from below.SELECTED DRAWING: Figure 1
Patent JP-2022015817-A (JP)
Title: Electric actuator
Inventor: KITAMURA AKINORI
IPC: E05F15/63
Filed: 2020-07-10
Abstract: To provide an electric actuator capable of allowing a user at a low place to easily perform a manual close operation of a wing door .SOLUTION: An electric actuator is provided to a vehicle including a box-shaped luggage compartment so as to open/close a wing door of the luggage compartment by driving a screw shaft 28 forward and backward. The electric actuator includes: a motor 25 as a drive source that drives the screw shaft 28 forward and backward; a brake mechanism 41 that gives a braking force to a rotor pipe 31 of the motor 25; and an operation wire for releasing the braking applied to the rotor pipe 31 by the brake mechanism 41. Operation means of the operation wire is located at a low position.SELECTED DRAWING: Figure 4
Patent JP-2022016791-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-07-13
Abstract: To provide a game machine capable of increasing the interest of a performance that changes the mode of specific display.SOLUTION: A game machine includes specific display means capable of displaying specific display corresponding to variable display and mode shift means capable of shifting to a particular mode for changing the mode of the specific display. In the particular mode, the particular mode may continue after the mode of the specific display changes and the particular mode may end after the mode of the specific display changes. The game machine further includes abetment performance executing means capable of executing an abetment performance for abetting whether the particular mode continues or ends. The abetment performance is executed when the specific display acts on a predetermined display different from the specific display.SELECTED DRAWING: Figure 8-13
Patent JP-2022020158-A (JP)
Title: Water storage device and power storage system
Inventor: KATO KAZUNORI
IPC: F03B13/06
Filed: 2020-07-20
Abstract: To provide a water storage device capable of efficiently being constructed in the sea and suitable for application in a seawater potential energy using power storage system, and a power storage system using the water storage device.SOLUTION: A water storage device includes: a pipe material having a storage space formed in an inner space portion, and having a seawater inflow portion and a seawater discharge portion communicated with the inner space portion; and a plurality of pipe material support members for supporting the pipe material in a longitudinal direction along a sea bottom surface.SELECTED DRAWING: Figure 1
Patent JP-2022025509-A (JP)
Title: Air conditioner
Inventor: SASAKI HIROSHI
IPC: F24F11/49
Filed: 2020-07-29
Abstract: To provide an air conditioner estimating an amount of a remaining refrigerant even in a case when only limited sensors are provided.SOLUTION: In an air conditioner, a prescribed amount of a refrigerant is charged in a refrigerant circuit constituted by connecting an indoor unit having an indoor heat exchanger to an outdoor unit having a compressor, an outdoor heat exchanger and an expansion valve by refrigerant piping. The air conditioner has an estimation model for estimating an amount of a remaining refrigerant remaining in the refrigerant circuit by using at least a rotating speed of the compressor, a refrigerant discharge temperature of the compressor, a heat exchanger temperature, an opening of the expansion valve, and an outside air temperature in an operation state amount indicating an operation state in an operation. The indoor heat exchanger includes a sensor disposed on an indoor heat exchange intermediate portion connecting a first indoor heat exchange port portion and a second indoor heat exchange port portion for detecting a temperature of a refrigerant passing through the indoor heat exchange intermediate portion, an outdoor heat exchange intermediate portion connecting a first outdoor heat exchange port portion and a second outdoor heat exchange port portion, and a sensor disposed on the second outdoor heat exchange port portion for detecting a temperature of the refrigerant passing through an outdoor heat exchange outlet of the second outdoor heat exchange port portion in a cooling operation.SELECTED DRAWING: Figure 2
Patent JP-2022026678-A (JP)
Title: Engine system
Inventor: KAWACHI HIROYASU
IPC: F02M26/17
Filed: 2020-07-31
Abstract: To provide an engine system capable of shortening a starting time of a reformer.SOLUTION: An engine system 1 includes: an injector 5 injecting ammonia gas toward inside of a cylinder 7 of an ammonia engine 2; a throttle valve 6 controlling a flow rate of air to be supplied into the cylinder 7; a reformer 17 reforming ammonia gas by using heat generated by burning the ammonia gas; a fuel supply part 26 supplying ammonia gas to the reformer 17; an air supply part 27 supplying air to the reformer 17; a reformed gas flow passage 22 in which reformed gas generated by the reformer 17 flows toward inside of the cylinder 7; a combustor 28 generating combustion gas to be supplied to the reformer 17; a starting gas flow passage 36 in which starting gas obtained by mixing the ammonia gas and air in the cylinder 7 flows toward the combustor 28; and a starting valve 37 adjusting a flow of the starting gas in the starting gas flow passage 36.SELECTED DRAWING: Figure 1
Patent JP-2020189784-A (JP)
Title: Glass articles exhibiting improved fracture performance
Inventor: STEVEN EDWARD DEMARTINO
IPC: C03C21/00
Filed: 2020-08-05
Abstract: To provide glass articles that exhibit a modified fragmentation behavior so that when such articles fracture, they exhibit an enhanced dicing behavior, such as, for example, a dicing effect generating short crack lengths and fewer ejected particles.SOLUTION: There is provided a strengthened glass article including: a first surface; a second surface opposing the first surface defining a thickness (t) of 0.4 mm to 1.5 mm; and a compressive stress layer which extends from the first surface to a depth of compression (DOC) of more than 0.16 t and has a surface compressive stress of 300 MPa or more. The strengthened glass article has a maximum central tension of 150 MPa or more measured by a scattered light polariscope. After the glass article fractures according to a Frangibility Test, the glass article includes a plurality of fragments, wherein at least 90% of the plurality of fragments have an aspect ratio of about 5 or less. The strengthened glass articles are disposed on a containment layer via an adhesive material.SELECTED DRAWING: Figure 8
Patent JP-2021076583-A (JP)
Title: Zn QUANTIFICATION METHOD AND SAMPLE PREPARATION METHOD
Inventor: HASHIMOTO NAOKI
IPC: G01N1/28
Filed: 2020-08-17
Abstract: To provide a technique that allows for quickly and accurately quantifying Zn with high sensitivity through a simple analytical procedure.SOLUTION: A Zn quantification method provided herein comprises a sample preparation step of preparing a measurement sample from a measurement target object, and quantification step of quantifying Zn contained in the sample. In the sample preparation step, a container containing a sample being prepared is covered with a lid except when putting the contents in and out of the container. During the quantification step, a gas dilution introduction method is applied using an inductively coupled plasma mass spectrometer.SELECTED DRAWING: Figure 1
Patent JP-2022040593-A (JP)
Title: Auxiliary device and work machine system
Inventor: TAKAHASHI YUKI
IPC: B25D17/18
Filed: 2020-08-31
Abstract: To improve versatility.SOLUTION: A dust collecting device 40 is equipped with a dust collecting device body 50 which has a cyclone portion 60 collecting dust, and an adaptor 41 to which the dust collecting device body 50 is attached and which is attached to a hammer drill 10 to couple the dust collecting device body 50 and the hammer drill 10. That is, in the dust collecting device 40, the adaptor 41 working as a coupling portion coupling the hammer drill 10 and the dust collecting device body 50, and the dust collecting device body 50 working as a dust collecting functioning portion are configured as separated members. Therefore, for example, by changing the adaptor 41 suitably for shapes corresponding to various hammer drills, the dust collecting device body 50 is made to be a common member, and can be attached to the various hammer drills. Therefore, the versatility of the dust collecting device 40 can be improved.SELECTED DRAWING: Figure 2
Patent JP-2022045801-A (JP)
Title: Information processing device, image collation method, and program
Inventor: HORIUCHI TAKAHIKO
IPC: G06T1/00
Filed: 2020-09-09
Abstract: To provide an information processing device capable of making a determination as to whether two image data are the same closer to a human determination result.SOLUTION: An information processing device 10 is characterized by having a perceptual image conversion unit 12 configured to convert each of two image data generated from one color image data into a perceptual image based on human visual characteristics, a collation unit 13 configured to determine whether the two perceptual images converted by the perceptual image conversion unit are the same, and a comparison result output unit 14 configured to output a comparison result obtained by the collation unit.SELECTED DRAWING: Figure 3
Patent JP-2022045952-A (JP)
Title: Paper container and paperboard base paper
Inventor: SHINOHARA TAKAMASA
IPC: B65D1/26
Filed: 2020-09-10
Abstract: To provide a paper container having little forming imperfection and a paperboard base paper causing little forming imperfection.SOLUTION: A paper container 10 that is formed only by press forming from a single piece of paperboard base paper includes bottom portions 12a and 12b, a side wall portion 13 connected so as to surround each of the bottom portions 12a and 12b, storage portions 14a and 14b formed by the bottom portions 12a and 12b and the side wall portion 13, a partition portion 15 that is connected to the side wall portion 13 on an inner side of the side wall portion 13, is connected to each of the bottom portions 12a and 12b to stand up, and divides an inner side of the side wall 13 into the bottom portions 12a and 12b and into the storage portions 14a and 14b, and folded portions 17a and 17b formed in the vicinity of the connection points 16a and 16b between the partition portion 15 and the side wall portion 13. The folding portion 17a is formed by folding folding ruled lines 7a and 7b formed on the paperboard base paper, and the folding portion 17b is formed by folding folding ruled lines 7c and 7d, respectively.SELECTED DRAWING: Figure 6
Patent JP-2022046347-A (JP)
Title: Vacuum pump
Inventor: MIWATA TORU
IPC: F04D19/04
Filed: 2020-09-10
Abstract: To provide a vacuum pump which reduces a quantity of by-products which are accumulated in a clearance by reducing a flow of a gas (the number of gas molecules) progressing toward the clearance which is formed for heat insulation, and can improve productivity by elongating an interval necessary for maintenance.SOLUTION: A vacuum pump comprises: an outer cylinder 127 having an intake port 101 and an exhaust port 133; a rotor shaft 113 rotatably supported to the inside of the outer cylinder 127; a plurality of stages of rotary vanes 102 which can rotate together with the rotor shaft 113; a plurality of stages of fixed vanes 123 fixed to the outer cylinder, and arranged between the plurality of stages of rotary vanes 102; and a cooling-side stator 110A and a heating-side stator 110B for holding the plurality of stages of fixed vanes 123 at prescribed intervals. An opening part 114A of a clearance 114 having a prescribed width for heat-insulating the cooling-side stator 110A and the heating-side stator 110B is formed in a position not opposing external peripheral faces of the rotary vanes 102 in an axial direction of a rotating body 103.SELECTED DRAWING: Figure 1
Patent JP-2022052027-A (JP)
Title: Fuel assembly
Inventor: FUJIMOTO KIYOSHI
IPC: G21C3/30
Filed: 2020-09-23
Abstract: To provide a fuel assembly having a mechanism of suppressing floating of the fuel assembly, namely, displacement in an upper direction of the fuel assembly during a normal operation, which is loaded on, for example, a low deceleration spectrum boiling water reactor.SOLUTION: A disclosed fuel assembly a top of which is supported with an upper grid plate, includes: a channel box having a square cylindrical shape; a fuel rod that is placed in the channel box; a spacer that supports the fuel rod; a tie rod for fixing the spacer; and an upper tie plate for fixing an upper portion of the tie rod. The fuel assembly has a floating prevention member that is fixed to the tie rod above the fuel rod inside the channel box for suppressing the fuel assembly from floating up.SELECTED DRAWING: Figure 5
Patent JP-2022052268-A (JP)
Title: Document feeder and image forming device equipped with same
Inventor: KURODA KENJI
IPC: B65H1/04
Filed: 2020-09-23
Abstract: To provide a document feeder capable of effectively preventing entry of the end side of a document into the lower side of a document guide document placing table during movement of a document guide to a document side even when the document is placed on a document tray in a state where the document guide document placing table is opened wider than the size of the document, and an image forming device equipped with the same.SOLUTION: This document feeder comprises: a document tray; and a document guide. The document guide comprises a document guide side document placing table, and a document guide part. A groove is formed in the document tray. The document guide has, at the end of the document guide side document placing table in a width direction, a scoop-up part, and an upstream side outer shape part formed so as to gradually approach the document guide part closer to the upstream side in a conveying direction with the scoop-up part as a vertex.SELECTED DRAWING: Figure 6C
Patent JP-2020200580-A (JP)
Title: Warp knitted fabric
Inventor: YOSHIDA YUJI
IPC: D04B21/18
Filed: 2020-09-23
Abstract: To provide a warp knitted fabric that is excellent in stretch-ability and wearing cold sense and that can be left as it is after cut without causing the generation of curl to a cut part of the knitted fabric.SOLUTION: A warp knitted fabric is knitted with a synthetic fiber derived from a first reed, a cellulose fiber derived from a second reed, and an elastic yarn derived from a third reed. A ratio of a number of crossover points on which a sinker loop of the synthetic fiber extending between wales present in one complete course constituting the warp knitted fabric and a sinker loop of the elastic yarn cross to a number of the sinker loops of the synthetic fiber extending between wales present in the one complete course is 50% or less, and a knitted structure of the synthetic fiber derived from the first reed is a Denbigh structure or cord structure.SELECTED DRAWING: None
Patent JP-2022055021-A (JP)
Title: Charging device, material mixing device and material charging method
Inventor: ONISHI TOSHIMITSU
IPC: B01F27/90
Filed: 2020-09-28
Abstract: To obtain mixed soil in a desired mixed state.SOLUTION: A material mixing device comprises: a charging device; an upstream side conveyor conveying plural materials comprising the materials charged by the charging device; a downstream side conveyor arranged at the downstream side of the upstream side conveyor; and a transit chute provided at a transit part between the upstream side conveyor and the downstream side conveyor. The transit chute comprises a collision face that faces the downstream edge of the upstream side conveyor and causes a collision between the plural materials released from the downstream edge so as to drop onto the downstream side conveyor, and the collision face is curved into a recessed shape. The charging device comprises: a material charging part for charging the materials into the material loading face of the conveyor; and a first water feed part for feeding moisture to the materials from the material charging part that have not yet reached the material loading face.SELECTED DRAWING: Figure 1
Patent JP-2022055043-A (JP)
Title: Image processing device, image processing method, image processing program, and imaging apparatus
Inventor: AKASHI YOTA
IPC: G03B15/00
Filed: 2020-09-28
Abstract: To provide an image processing device, an image processing method, an image processing program, and an imaging apparatus that can estimate a tracking target in a short time.SOLUTION: An image processing device processes a moving image captured by an imaging apparatus. The image processing device includes a processor. The processor performs a process for calculating motion vectors from moving images in chronological order within a specified period of time, a process for calculating the amount of change in motion vectors in chronological order, and a process for estimating a tracking target on the basis of the amount of change in motion vectors, and estimates a subject with a decreasing trend in the amount of change in the motion vector as a tracking target.SELECTED DRAWING: Figure 9
Patent JP-2022055094-A (JP)
Title: Medical device for transferring plural implant pieces and transferring method of implant piece
Inventor: OHASHI FUMIYA
IPC: A61M31/00
Filed: 2020-09-28
Abstract: To provide means capable of efficiently transferring a plurality of implant pieces without causing a damage or wrinkle.SOLUTION: A medical device for transferring an implant piece S to a target site includes a holder 4 including a plurality of openings 41 capable of holding a support 2 on which the implant piece can be placed, in a folded state. The holder has a circular shape, is configured to be able to hold a plurality of supports in a circumferential direction, has a band shape, is configured to be able to hold a plurality of supports in a column, and is configured to be slidable. The medical device further includes a body capable of holding the holder. The body is configured such that a grip capable of gripping the support can be inserted through the body.SELECTED DRAWING: Figure 1
Patent JP-2022055172-A (JP)
Title: Charge/discharge control system
Inventor: MITSUOKA SHIGEAKI
IPC: H02J7/00
Filed: 2020-09-28
Abstract: To provide a charge/discharge control system with a simple configuration and excellent power efficiency.SOLUTION: A charge/discharge control system includes a power generation device 2, an electric load 3, multiple battery modules 4, a first connection path 5, a first switch 6, and a control device 7, and the battery module 4 includes a storage battery 41, a second switch 42, and a storage battery management device 43 that controls the switching of the second switch 42, and a third switch 8 that can switch between an on state and an off state is provided between the storage battery management device 43 and the first connection path 5, and the control device 7 is configured to control the switching of the first switch 6 and the third switch 8, and when the storage battery management device 43 of one of the multiple battery modules 4 is started, the third switch 8 provided between the storage battery management device 43 of the one battery module 4 and the first connection path 5 is switched to the on state, and power is supplied from the power generation device 2 or the other battery module 4 to the storage battery management device 43 of one battery module 4.SELECTED DRAWING: Figure 1
Patent JP-2022055964-A (JP)
Title: Pile head joint structure, design method of pile head joint structure and design program of pile head joint structure
Inventor: KUWAYAMA SHINICHI
IPC: E02D27/12
Filed: 2020-09-29
Abstract: To provide a pile head joint structure, which can reduce bending moment generated at the pile head in comparison with conventional pile head joint structures of rigid joint and suppress decrease in bending moment generated at the pile head in comparison with conventional semi-rigid pile head joint structures, and its design method and design program.SOLUTION: In a pile head joint structure which is composed of piles, anchoring bars joined to the pile heads of the piles, and pile caps that surround the pile heads and anchoring bars virtually without gaps, when the bending moment generated at the pile head at the maximum design axial force is defined as the maximum bending moment generated at the pile head and the bending moment generated at the pile head at the minimum design axial force is defined as the minimum bending moment generated at the pile head, the specifications of the piles and the anchoring bars are set so that the minimum bending moment generated at the pile head is 70% or more and 95% or less of the maximum bending moment generated at the pile head.SELECTED DRAWING: Figure 4