baber/WOPTO huggingface dataset:
Patent JP-2021113690-A (JP)
Title: Radar device and radome
Inventor: SHIRAHIGE KENTA
IPC: G01S7/03
Filed: 2020-01-16
Abstract: To suppress turbulence of a reception pattern caused by an unnecessary radio wave.SOLUTION: A rader device is provided with: an antenna unit 3; a base part 2; a radome main body 41; and a periodic structure 42. The antenna unit 3 has an antenna pattern 32 that transmits and receives an object radio wave. The antenna unit 3 is mounted to the base part 2. The radome main body 41 is made of a material transmitting the object radio wave, and forms an antenna housing space storing the antenna unit 3 together with the base part 2. The periodic structure 42 is provided integrally with the radome main body 41, and is configured to make an effective dielectric constant in the antenna housing space and in the radome main body 41 periodically vary along a specific direction, and form an electromagnetic band gap structure blocking propagation of the object radio wave in the specific direction. The specific direction is set in a plane parallel with a pattern formation surface 3a of the antenna unit.SELECTED DRAWING: Figure 1
Patent JP-2021112488-A (JP)
Title: Game machine
Inventor: ICHIHARA TAKAAKI
IPC: A63F7/02
Filed: 2020-01-21
Abstract: To provide a game machine capable of maintaining interest in a game.SOLUTION: A pachinko machine 1 has a start pocket capable of receiving game balls hit into a game area 5a. When a game ball enters the start pocket, determination processing regarding winning is performed. Thereafter, variable display corresponding to a result of the determination processing is started and, if a winning pattern is displayed in the variable display, a winning game is executed. Accordingly, the pachinko machine 1 can perform a special performance as a performance associated with operation means.SELECTED DRAWING: Figure 60
Patent JP-2021118509-A (JP)
Title: Remote production system
Inventor: MAEDA NORIYUKI
IPC: H04N5/222
Filed: 2020-01-29
Abstract: To provide a remote production system that solves a problem of equipment/human resources, costs, and transmission equipment, and automatically adjusts the phase delay associated with the length of an optical fiber.SOLUTION: A remote production system 10 includes a camera head unit 12, a base station unit 14, an optical fiber 16 that transmits signals between the camera head unit and the base station unit, a target phase detection unit 18 that detects whether a phase value of an imaging signal from the camera head unit 12 is a target phase value set by the length of the optical fiber 16, a head phase adjustment signal generation unit 20 that generates a head phase adjustment signal such that the imaging signal transmitted from the camera head unit 12 becomes a target phase when the phase is not the target phase, and a phase adjustment function unit 34 that multiplexes the head phase adjustment signal generated by the head phase adjustment signal generation unit 20 with a return video and outputs the obtained signal to the camera head unit 12, and further automatically adjusts the phase delay.SELECTED DRAWING: Figure 1
Patent JP-2021119916-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-01-31
Abstract: To provide a game machine capable of increasing a degree of freedom in design without sacrificing appearance of the game machine because of electronic components.SOLUTION: A game machine includes: an electronic component (for example, an LED boar 303) provided so as to be visible from a player; a specific member (for example, a base member 301) that is provided around the electronic component and is formed in color similar to that of the electronic component; and a light-transmitting member (for example, a cover member 302) that is a member having a light-transmitting property and allows the player to visually recognize the electronic component and the specific member through the member. The light-transmitting member (for example, the cover member 302) has a decorative pattern 331 formed so as to spread over the electronic component (for example, the LED board 303) and the specific member (for example, the base member 301).SELECTED DRAWING: Figure 10-12
Patent JP-2021122603-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-02-07
Abstract: To provide a game machine capable of allowing a player to easily recognize specific display as an object of a specific light emitting performance.SOLUTION: A ratio of control to an advantageous state is higher when a specific light emitting performance is executed than when a specific light emitting performance is not executed, light emitting means includes first light emitting means and second light emitting means differing from the first light emitting means, the first light emitting means emits light in a mode corresponding to a specific light emitting performance during a first period from start of the specific light emitting performance to predetermined timing and a second period from predetermined timing to specific timing of variable display as an object of the specific light emitting performance, and the second light emitting means emits light in a mode corresponding to a specific light emitting performance during the first period, and emits light in a mode corresponding to variable display under execution during the second period.SELECTED DRAWING: Figure 10-28
Patent JP-2021122699-A (JP)
Title: Show case
Inventor: EBARA MITSUO
IPC: A47F3/04
Filed: 2020-02-10
Abstract: To provide a show case in which an operation of drawing a shelf board can be readily performed.SOLUTION: A show case includes a shelf board 21 which places merchandise thereon and which is installed inside a display room 20. The shelf board 21 is movable by being drawn outside the display room 20. The shelf board 21 includes a lock member 50 locked to a shelf board support member 22 which is fixed on a side of the display room 20. An operation member 70 for releasing locking between the lock member 50 and the shelf board support member 22 is provided in a front part of the shelf board 21. Accordingly, a user can draw the shelf board with one-hand operation to the operation member.SELECTED DRAWING: Figure 2
Patent JP-2021128949-A (JP)
Title: Method for manufacturing wide bandgap semiconductor device
Inventor: KAJI Aiko
IPC: G03F7/20
Filed: 2020-02-10
Abstract: To provide a method for manufacturing a wide bandgap semiconductor device that can accurately form an exposure mask.SOLUTION: As a preliminary preparation, positions of scratches and an amount of unevenness on a backside of the semiconductor wafer 10 are measured. Then, as semiconductor wafers 10, those that have no scratches on the backside, or even if they do, the amount of unevenness is 50 nm or less, are used for formation of semiconductor devices. This makes it possible to suppress occurrence of defocusing and make a line width of an aperture of the resist 11 an expected line width, thus enabling the formation of an exposure mask accurately.SELECTED DRAWING: Figure 3
Patent JP-2021131121-A (JP)
Title: Electric valve and refrigeration cycle system
Inventor: NAKAGAWA DAIKI
IPC: F25B41/325
Filed: 2020-02-19
Abstract: To provide an electric valve that has two stages of flow control regions in which a main valve element is in a state of seating on a main valve seat and flow control of a refrigerant in a small flow control region is performed by a throttle portion between an auxiliary valve port formed in the main valve element and a needle valve, and that improves quietness in the small flow rate control region.SOLUTION: An electric valve includes a main valve element 3 that is provided in a main valve chamber 1R to open and close a main valve port 13a opened to the main valve chamber 1R. The electric valve includes an auxiliary valve element 4 that is moved in an axis L direction of an auxiliary valve port 3a formed in the main valve element 3 to control an opening of the auxiliary valve port 3a. The auxiliary valve element 4 includes a needle valve 42 that is inserted in the auxiliary valve port 3a in the axis L direction. The main valve element 3 is provided with a throttle flow passage 3c having a uniform flow passage cross-sectional area, which communicates from the main valve chamber 1R to a throttle portion between the auxiliary valve port 3a and the needle valve 42 in a direction intersecting an axis L.SELECTED DRAWING: Figure 1
Patent JP-2021131498-A (JP)
Title: Optical waveguide type multiplexer, light source module, two-dimensional optical beam scanner, and optical beam scan type picture projector
Inventor: KATSUYAMA TOSHIO
IPC: G02B6/125
Filed: 2020-02-20
Abstract: To provide an optical waveguide type multiplexer with a simple configuration which can be manufactured easily, a light source module, a two-dimensional optical beam scanner, and an optical beam scan type picture projector.SOLUTION: The optical waveguide type multiplexer includes: a plurality of optical waveguides 13, 14, and 15; and a region 17 where light beams propagating in the optical waveguides 13, 14, and 15 on an emission end surface side become one optical waveguide while being combined. The emission end surface of the region 17 is in the range of a longer direction in which the light beams propagating in the optical waveguides 13, 14, and 15 are 10% to 90% of the total leakage light leaking from the optical waveguide to the outside.SELECTED DRAWING: Figure 1
Patent JP-2021136089-A (JP)
Title: Metal member including insulating film, and insulating film composition
Inventor: HAYASHI SHINYA
IPC: C01B33/40
Filed: 2020-02-25
Abstract: To provide a metal member having less black specks causing the exfoliation and disconnection of an electrical circuit and including an insulating film capable of forming the electrical circuit, and an insulating film composition capable of forming the insulating film.SOLUTION: A metal member has an insulating film capable of forming an electrical circuit on a metal base material surface. The insulating film is a clay layer derived from a smectite clay mineral, and the number of black specks having 50 μm or more of the equivalent circle diameter of an area reference on the surface of the insulating film is 9 pieces/cm2 or less.SELECTED DRAWING: Figure 3
Patent JP-2021138005-A (JP)
Title: Fiber-reinforced resin member and method of producing the same
Inventor: NAKAGAWA OKIYA
IPC: F16F7/00
Filed: 2020-03-03
Abstract: To provide a fiber-reinforced resin member capable of obtaining high rigidity when bending load is applied and a superior vibration attenuation performance, and a method of producing the same.SOLUTION: A long-sized cylindrical part of a reinforcing member of this invention is a cylindrical member extending in an X direction. In a central part 21a3 of the long-sized cylindrical part, plural fiber-embedded resin layers 216 to 219 are laminated with each other. Each of the resin layers 216 to 219 includes a resin part and fibers 216f, 217f, 218f, and 219f, respectively. Each of the fibers 216f, 217f, 218f, and 219f intersect, respectively, at fiber angles θ6, θ7, θ8, and θ9 with respect to a cylindrical axis Ax21. In the central part 21a3, the fibers 218 and 219 are disposed, respectively, such that the respective fiber angles θ8 and θ9 with respect to the Ax21 of the fibers 218f and fibers 219f are larger than those in an end part of the long-sized cylindrical part.SELECTED DRAWING: Figure 6
Patent JP-2021140014-A (JP)
Title: Omnidirectional scanning mirror
Inventor: HANE KAZUHIRO
IPC: G02B26/08
Filed: 2020-03-04
Abstract: To provide an omnidirectional scanning mirror capable of stably controlling movement of a mirror part.SOLUTION: A rotation support part 12 is provided so as to rotatably support a mirror part 11 with a pair of first torsion bars 21 parallel with a surface of the mirror part 11 as a center. A support part 13 is provided so as to rotatably support the rotation support part 12 with a pair of second torsion bars 24 vertical to the respective first torsion bars 21 as a center. When a component in a direction vertical to a surface of the mirror part 11 is set to Iξ and a component parallel with a surface of the mirror part 11 and orthogonal to a direction of the respective first torsion bars 21 is set to Iζ from among inertia moment tensors of the mirror part 11, 0.753×Iζ<Iξ<1.488×Iζ results.SELECTED DRAWING: Figure 3
Patent JP-2021141459-A (JP)
Title: Semiconductor device
Inventor: KOBAYASHI OSAMU
IPC: H03K19/0185
Filed: 2020-03-05
Abstract: To provide a semiconductor device that can convert the signal level at high speed.SOLUTION: According to one embodiment, a semiconductor device includes a level conversion circuit. The level conversion circuit includes a first transistor, a second transistor, a current limiting element, and a potential adjustment circuit. The first transistor has a gate connected to an input node. To the input node, a signal corresponding to a first power source potential is input. The second transistor has a source connected to a drain of the first transistor, a drain connected to a second power source potential, and a gate connected to a first node. The second power source potential is a power source potential higher than the first power source potential. The current limiting element is electrically connected between the first node and an output node. The potential adjustment circuit adjusts the potential of the first node according to the signal to be input to the input node.SELECTED DRAWING: Figure 4
Patent JP-2021139458-A (JP)
Title: Attenuation force adjustment-type shock absorber
Inventor: YAMASHITA MIKIRO
IPC: F16F9/34
Filed: 2020-03-06
Abstract: To change an attenuation force mode by changing a passage area by an operation member, and to switch a cutoff frequency of a frequency sensing part.SOLUTION: A second passage 36 which is arranged in parallel with a first passage 35 includes an orifice 10, an oil groove 14B of a shutter 14, etc. and the orifice 10 constitutes a first orifice S1. One end (oil groove 14B) of a third passage 37 is connected to a downstream side of the first orifice S1 (orifice 10) of the second passage 36, and the other side (oil introduction path 32) is connected to a frequency-sensing pressure chamber (damper upper chamber B1). An orifice 8 (second orifice C2) is arranged in the middle of a fourth passage 38 which is formed in parallel with the first passage 35. The orifice 10 and the orifice 8 can be changed in passage areas by an operation member (stutter 14) arranged in a small-diameter cylinder part 5D of a piston rod 3.SELECTED DRAWING: Figure 1
Patent JP-2021137862-A (JP)
Title: Welding method
Inventor: HATAKEYAMA TAKAHIRO
IPC: B23K9/16
Filed: 2020-03-09
Abstract: To provide a welding method in which occurrence of weld defects such as a dent of a rear side of a part to be welded after welding operation is completed can be suppressed and is handy and versatile.SOLUTION: The welding method includes a welding step in which when welding an object 10 to be welded by applying one energy A selected out of a heat energy and a light energy to a part WZ to be welded of the object to be welded, through a front side of the part WZ to be welded, the object to be welded is welded under the condition that pressure of atmosphere gas in the vicinity of the front side of the part WZ to be welded is set to be equal to barometric pressure and pressure of atmosphere gas in the vicinity of a rear side of the part WZ to be welded is set to be less than barometric pressure.SELECTED DRAWING: Figure 1
Patent JP-2020112021-A (JP)
Title: Fiber inclusion tile, molding material for manufacturing fiber inclusion tile and manufacturing method thereof
Inventor: IMAGAWA AKIRA
IPC: E04D1/04
Filed: 2020-03-09
Abstract: To provide a fiber inclusion tile having high strength and an excellent light-weight feature as well, and a manufacturing method of such a fiber inclusion tile.SOLUTION: The tile including the fibers satisfying the following conditions (1)-(3) is provided, in which: (1) an average fiber ratio is equal to or less than 50 μm; (2) an aspect ratio is 50-2000; and (3) a buckling part is equal to or less than three.SELECTED DRAWING: Figure 1
Patent JP-2021143388-A (JP)
Title: Martensitic stainless steel of high strength/high corrosion resistance excellent in durability and manufacturing method thereof
Inventor: TAKANO KOJI
IPC: C22C38/00
Filed: 2020-03-12
Abstract: To provide martensitic stainless steel excellent in delayed fracture resistance and fatigue resistance.SOLUTION: The martensitic stainless steel has a chemical component made of, in mass%, C: 0.10 to 0.40%, Si: 3.0% or smaller, Mn: 5.0% or smaller, S: 0.01% or smaller, P: 0.05% or smaller, Ni: 0.1 to 5.0%, Cr: 10.0 to 16.0%, N: 0.01 to 0.15%, Mo: 0.05 to 3.0%, Al: 0.003 to 1.0%, V: 0.01 to 2.0% or smaller, and the balance Fe and impurities, in which Mo+Al+V is 0.1 to 3.0%, C+n/2 is 0.16 to 0.40%, and the surface nitrogen concentration is 0.3% or larger, a cluster containing one or more elements of Mo, Al, V or Cr having a size of 1 to 10 nm is formed on the surface, and the hardness of the surface is 600 HV or larger, and the hardness of the central portion is 450 HV or larger.SELECTED DRAWING: None
Patent JP-2021145529-A (JP)
Title: Electronic circuit and semiconductor device
Inventor: FUJIMOTO TAKUMI
IPC: H01L29/792
Filed: 2020-03-13
Abstract: To provide an electronic circuit capable of appropriately performing a step-up operation using a power supply voltage.SOLUTION: According to an embodiment, in a charge pump circuit, one end of a first capacitative element is connected to a first node, and the other end of the element is connected to a second node. A first inverter includes: an input node to which a clock signal is supplied; and an output node which can be connected to the second node via a first line. A first voltage detection circuit includes the input node electrically connected to the first line. In a third transistor, a source is connected to a third node, and a drain is connected to the second node. A second inverter includes: an input node arranged on the side of the first voltage detection circuit; and an output node which can be connected to a fourth node via the second line. In a second capacitative element, one end is connected to the fourth node, and the other end is connected to the third node.SELECTED DRAWING: Figure 4
Patent JP-2021143809-A (JP)
Title: Vapor chamber and electronic device
Inventor: WAKAOKA TAKUO
IPC: F28D15/02
Filed: 2020-03-13
Abstract: To provide a vapor chamber which can secure a sufficient space serving as a steam passage in a bending part when bent.SOLUTION: A vapor chamber includes: a housing 10 having a first area 13, a second area 14 which is located spaced apart from the first area 13, and a bending part 15 which may bend at a border between the first area 13 and the second area 14; a working fluid 30 enclosed in an internal space 20 of the housing 10; a wick 40 disposed at the internal space 20 of the housing 10; and a reinforcement member 50 disposed at the internal space 20 in the bending part 15 of the housing 10 and extending from the first area 13 to the second area 14. The reinforcement member 50 includes: a core material; and a wick for the reinforcement member disposed in at least part of an outer periphery of the core material. The wick for the reinforcement member contacts with the wick existing in the first area 13 and the wick existing in the second area 14.SELECTED DRAWING: Figure 1A
Patent JP-2021149112-A (JP)
Title: Label matching device, label matching method, program, and label issuing device
Inventor: FUNAI SHINJI
IPC: G07G1/06
Filed: 2020-03-16
Abstract: To easily verify the validity of a label indicating that a payment process is already complete.SOLUTION: A label matching device includes: matching means for comparing payment information obtained from a label that is attached to a target commodity and printed with payment information related to the payment for the commodity with matching target information indicating the validity of the label; and output means for outputting the comparison result.SELECTED DRAWING: Figure 16
Patent JP-2020166256-A (JP)
Title: Developer supply container
Inventor: YOMODA NOBUYUKI
IPC: G03G15/08
Filed: 2020-03-16
Abstract: To provide a developer supply container with higher developer replenishment accuracy.SOLUTION: A developer supply container 1, which can be attached to and detached from a developer supply device 201, comprises developer storage part 2 capable of storing developer, a discharge port 4a for discharging the developer stored in the developer storage part 2 to the developer supply device 201, a pump part 3a operated to perform an air discharge operation through the discharge port 4a, a communication part 4d which is provided at a position in contact with the discharge port 4a and can accumulate the developer by a fixed amount, and a regulation part 7 which takes a developer inflow regulation state where the inflow of the developer is prevented and a developer inflow non-regulation state where the inflow of the developer is not regulated, with respect to the communication part 4d and is in the developer inflow regulation state during the air discharge operation of the pump part 3a. The regulation part 7 includes a ventilation passage 7g which can communicate the developer accumulation part 4d and the developer storage part 2.SELECTED DRAWING: Figure 22
Patent JP-2021145568-A (JP)
Title: Valve body unit for communication water path and water path structure for farm field
Inventor: KANO KAZUHIRO
IPC: E02B13/02
Filed: 2020-03-16
Abstract: To provide a valve body unit for communication water path capable of inhibiting a harmful effect caused by water hammering.SOLUTION: A valve body unit 4 is fitted to a communication water path 3 for supplying service water to a farm field 1 from an irrigation channel adjacent to the farm field 1. The valve body unit 4 comprises: a main body 10; a coupling part 12 coupled to a maintaining member 9 which is knocked to soil 2. The main body 10 has therein, a channel 10a communicated with an inside of the communication water path 3, and has a valve body 7 for closing and opening the channel 10a. The coupling part 12 is coupled to the maintaining member 9 knocked to the soil 2, therefore, a harmful effect such as water hammering can be suppressed, the water hammering causing detachment of the valve body unit 4 from the communication water path 3 when the valve body 7 closes the channel 10a.SELECTED DRAWING: Figure 1
Patent JP-2020167153-A (JP)
Title: Graphite-based negative electrode material for nonaqueous secondary battery, negative electrode for nonaqueous secondary battery, and nonaqueous secondary battery
Inventor: HARADA TAKASHI
IPC: C01B32/20
Filed: 2020-03-18
Abstract: To provide a graphite-based negative electrode material excellent in fast charging characteristics, and also to provide a negative electrode for a nonaqueous secondary battery which can be obtained by using the graphite-based negative electrode material, and a nonaqueous secondary battery.SOLUTION: There is provided a graphite-based negative electrode material for a nonaqueous secondary battery, which has: an absorption spectrum derived from carbon radicals appearing around g=2.0 in an electron spin resonance method measured using microwaves in the X-band region, the half width ΔH1/2 of a resonance absorption curve at a temperature of 4.8K being 2.7 (mT) or more; and the Raman R value represented by the following formula 1 of 0.21 or more. Formula 1: [Raman R value]=[intensity ID of peak PD around 1,360 cm-1 in Raman spectrum analysis]/[intensity IG of peak PG around 1,580 cm-1 in Raman spectrum analysis]SELECTED DRAWING: None