baber/WOPTO huggingface dataset:
Patent JP-2021117480-A (JP)
Title: Image display device
Inventor: KASEGAWA AKIRA
IPC: H04N5/74
Filed: 2020-03-31
Abstract: To provide an image display device capable of achieving virtual image display having reality.SOLUTION: An image display device according to an aspect of the present technique comprises a plurality of display units. Each of the plurality of display units includes: a screen on which an object image is formed; and a diffraction optical element having a first surface and a second surface opposite the first surface, diffracting image light of the object image entering the first surface and emitting the light from the first surface, and displaying a virtual image of the object image on the second surface so as to be superimposed with background. The plurality of diffraction optical elements included in the plurality of display units are respectively arranged to surround at least part of the periphery of a predetermined axis with the second surface being opposite the predetermined axis.SELECTED DRAWING: Figure 1
Patent JP-2021159606-A (JP)
Title: Game machine
Inventor: SHINOZAKI MASAKI
IPC: A63F5/04
Filed: 2020-04-02
Abstract: To provide a game machine capable of deepening association between shift of a game state including a bonus state, and shift of an advantageous section state belonging to an advantageous section, thereby enhancing a game amusement.SOLUTION: An advantageous section state includes a normal state and an advantageous state, and a game state includes a first state, a second state, and a bonus state. Shift to the bonus state is generated by winning of a bonus shift role, and shift to the first state is generated by finish of the bonus state, and shift to the second state is generated by elapse of a prescribed game period in the first state. An advantageous lottery related to the advantageous state is advantageous when being performed in the second state, relative to in the first state. Shift of the game state is not performed by shift to the advantageous state as a trigger, and the game state which is performed before shift of the advantageous state is maintained, the shift of the game state is not performed by finish of the advantageous state as a trigger, and the game state which is performed before finish of the advantageous state is maintained.SELECTED DRAWING: Figure 1
Patent JP-2021166153-A (JP)
Title: Manufacturing method of active material
Inventor: UCHIYAMA TAKAYUKI
IPC: C01B33/06
Filed: 2020-04-07
Abstract: To provide a manufacturing method of an active material in which the amount of volume change due to charge/discharge is reduced.SOLUTION: A manufacturing method of an active material according to the present disclosure a preparation step of preparing a LiSi precursor containing a Si element and an Li element, and a void formation step of extracting the Li element from the LiSi precursor using a Li extraction solvent to form a void, and the LiSi precursor has a crystal phase of Li22Si5.SELECTED DRAWING: Figure 1
Patent JP-2021165493-A (JP)
Title: Component arranged in joint portion
Inventor: NOJIMA MASAHIRO
IPC: E04D13/15
Filed: 2020-04-07
Abstract: To provide a component arranged in a joint portion capable of improving a construction workability and reducing cost.SOLUTION: A component 30 arranged in a joint portion is disposed in a joint portion in which end portions of cap pieces 2 are disposed to face each other, and comprises: a bottom side portion 311; a pair of side wall portions 312 continuously provided from the bottom side portion 311; and a pair of fin portions 35 continuously provided from the pair of side wall portions 312. The fin portion 35 outwardly extends from a base end portion 351 toward a tip portion 352.SELECTED DRAWING: Figure 5
Patent JP-2020114493-A (JP)
Title: Game machine
Inventor: HOSHI TAKASHI
IPC: A63F5/04
Filed: 2020-04-10
Abstract: To provide a game machine capable of detecting highly accurately a fraudulent act for misleading that a normal game medium is used, by selecting a game medium due to a fraudulent act, separately from acceptability of the game medium.SOLUTION: In a pachinko slot, a first light guide 261 has an end 265a where an LED is arranged, and an outer surface 261a for irradiating an imaging region, and a second light guide 262 has an end 268 where an LED is arranged, and an outer surface 262a for irradiating the imaging region, and a reflection groove 267 and a reflection groove 270 for irradiating light entering from the end 265a and the end 268 to the imaging region are engraved on the first light guide 261 and the second light guide 262.SELECTED DRAWING: Figure 22
Patent JP-2021169054-A (JP)
Title: Precipitate capturing mat
Inventor: INOUE TORAO
IPC: B01D21/02
Filed: 2020-04-14
Abstract: To prevent the precipitates from re-floating so as to improve quality of oil and/or water in a storage tank and/or a channel in which the precipitates, or floatable solid objects, are, after precipitation and deposition, conventionally likely to re-float to be re-suspended due to wave motion and/or some change associated with flow.SOLUTION: A precipitate capturing mat comprises hollow columnar bodies formed of resin plates or metal plates densely vertically laid in a mat-like shape on an inner bottom surface of a storage tank for: collecting recovery liquid in a simple configuration using a pail or drum can; or circulating cutting fluid or grinding fluid for a machine tool using a circulation pump, so as to settle, capture and deposit settling suspended solid objects in the hollow columnar bodies. The captured objects, or precipitates captured in an encapsulated state, is hardly impacted by a falling wave motion of a return liquid, or fluid, and hardly refloat.SELECTED DRAWING: Figure 1
Patent JP-2021025995-A (JP)
Title: Cantilever, scan probe microscope, and measurement method by scan probe microscope
Inventor: CHANG KE-BONG
IPC: G01Q60/22
Filed: 2020-04-17
Abstract: To improve measurement sensitivity by a scan probe microscope.SOLUTION: In a cross section view, a cantilever 40 has: an apex portion 2 that is a portion approachable to a sample, and is covered with a metal membrane 7; a ridge line 4 that is connected to the apex portion 2, and is covered with the metal membrane 7; and an upper corner portion 5 that is connected to the ridge line 4. Herein, a portion of the ridge line 4 and the upper corner portion 5 are portions that are irradiated with excitation light 8 to be emitted from a light source of a scan probe microscope.SELECTED DRAWING: Figure 5
Patent JP-2021175013-A (JP)
Title: Image processing device and image processing method
Inventor: MATSUBARA NATSUMI
IPC: H04N5/222
Filed: 2020-04-20
Abstract: To enable a user to select his or her favorite face while checking his or her face and other faces.SOLUTION: An image processing device as one aspect of this technique analyzes the features of a user's face based on an image obtained by photographing the user as a subject, displays a result of the analysis of the features of the user's face, and makes the user select a favorite face out of the face with the displayed features and the other faces. The technique can be applied to a photograph creation game machine which provides a series of games to print photographed images on a seal paper.SELECTED DRAWING: Figure 14
Patent JP-2021173297-A (JP)
Title: Suction roll
Inventor: HIKOYAMA OSAMU
IPC: B23K26/282
Filed: 2020-04-21
Abstract: To provide a suction roll capable of maintaining high suction(adsorption) force and preventing hole marks from being transferred to an object to be transported, even in a case where it dose not take time for machining because the machining is simple, and line speed is fast.SOLUTION: A cylindrical suction roll 11 adsorbs a sheet-like base material on an outer peripheral surface; on the outer peripheral surface of the suction roll 11, grooves 111 are provided at predetermined intervals orthogonal to a cylindrical axis direction; and in the groove 111, slit-shaped ventilation holes 112 that opening to the inner and outer peripheral surfaces of the suction roll 11 are provided at predetermined intervals.SELECTED DRAWING: Figure 3
Patent JP-2021174655-A (JP)
Title: Lighting device, illumination fixture, and illumination system
Inventor: YAGI SANA
IPC: H05B47/17
Filed: 2020-04-23
Abstract: To provide a lighting device including a communication unit for communicating with an external device and capable of securing an illumination time of a light source in the event of a power failure and suppressing increase in size of a battery, a lighting fixture, and an illumination system.SOLUTION: A lighting device 4 includes a lighting circuit 42, a communication unit 45, and a control circuit 46. The lighting circuit 42 turns on a light source 2 using emergency power supplied from a battery 3 during power failure. The communication unit 45 communicates with a management device 5. The control circuit 46 switches an operation mode of the communication unit 45 to either a normal mode or a power-saving mode. During power supply to an external power supply 9, the control circuit 46 and the communication unit 45 operate using normal power supplied from the external power source 9, and the control circuit 46 operates in the normal mode. During power failure of the external power supply 9, the control circuit 46 operates using the emergency power in the power-saving mode.SELECTED DRAWING: Figure 1
Patent JP-2021173241-A (JP)
Title: Transportation device for rack rail
Inventor: BOKU MEIJITSU
IPC: F16H19/04
Filed: 2020-04-28
Abstract: To tow and move a heavy trolley safely with a plurality of towing vehicles.SOLUTION: A transportation device for a rack rail 13 tows a trolley 2 with a plurality of towing vehicles 1. The plurality of towing vehicles 1 is controlled by a traveling stop control unit 12 to tow the trolley 2 together. The towing vehicle 1 drives a drive gear 5 that meshes with a rack of the rack rail 13 by an engine 7. The engine 7 is controlled by an engine control unit 8. The engine control unit 8 is controlled by a main control circuit 3 provided in the traveling stop control unit 12. In a traveling state, the engine control unit 8 of each towing vehicle 1 is controlled by the main control circuit 3 via a communication line 4. With output of the engine 7 as a set value, each towing vehicle 1 tows the trolley 2 evenly.SELECTED DRAWING: Figure 1
Patent JP-2021175946-A (JP)
Title: Screening method for immunosuppressive agent
Inventor: SEKIMIZU KAZUHISA
IPC: G01N33/15
Filed: 2020-05-01
Abstract: To provide an excellent "screening method for an immunosuppressive agent".SOLUTION: A screening method for an immunosuppressive agent administers a fungus A causing infection death to silkworms to the silkworms to measure a survival rate of the silkworms or LD50 of the fungus A. The screening method for an immunosuppressive agent selects a test substance as an immunosuppressive agent. In the test substance, the survival rate of the silkworms or the LD50 of the fungus A in administering the test substance is smaller than the survival rate of the silkworms or the LD50 of the fungus A when the test substance is not administered. Then, a screening method for a function inhibitor, a cytokine-producing inhibitor, or a cytotoxicity of an immunocompetent cell using the method is provided.SELECTED DRAWING: Figure 4
Patent JP-2020114546-A (JP)
Title: Oral cavity washing device
Inventor: HOSHINO JUNICHI
IPC: A61C17/02
Filed: 2020-05-01
Abstract: To provide an oral cavity washing device 1 improved in usability in operation.SOLUTION: An oral cavity washing device 1 includes: a body unit 10 including a pump 31 ejecting washing fluid; a tube 80 connected to the body unit 10 so that the ejected washing fluid flows therethrough; and a washing unit 100 connected to the tube 80 so as to eject the washing fluid. The oral cavity washing device 1 further includes: a first operation part 110 provided in a washing unit 100; a control part 33 controlling the pump 31 according to the operation by the first operation part 110; and a communication part 130 connecting the first operation part 110 and the control part 33.SELECTED DRAWING: Figure 2
Patent JP-2021177103-A (JP)
Title: Superheated steam generation device
Inventor: FUJIMOTO YASUHIRO
IPC: F22G1/16
Filed: 2020-05-07
Abstract: To increase the capacity of generation of superheated steam.SOLUTION: A superheated steam generation device 100 heats steam introduced from an introduction port P1, discharges superheated steam from a discharge port P2, and comprises: a plurality or a plurality of sets of superheated steam generation parts 2 for generating the superheated steam by heating the steam; a distributing pipe 3 for distributing the steam introduced from the introduction port P1, and introducing it into the plurality or the plurality of sets of superheated steam generation parts 2; and a merging pipe 4 for merging the superheated steam generated by the plurality or the plurality of sets of superheated steam generation parts 2, and allowing it to be discharged from the discharge port P2.SELECTED DRAWING: Figure 1
Patent JP-2021176440-A (JP)
Title: sewing machine
Inventor: MAEDA KOJI
IPC: D05B87/02
Filed: 2020-05-08
Abstract: To propose a sewing machine in which a state of sewing a cloth with a needle is easily visible, which can perform sewing work easily, and which can facilitate needle threading work.SOLUTION: A sewing machine includes a needle threading device 9 which includes a first thread holding part h1 and a needle threading hook 17 approaching from one side and the other side of a needle hole 5a respectively, while descending toward the needle hole 5a, in which a needle thread t is inserted into the needle hole 5a by the needle threading hook 17 going through the needle hole 5a and capturing the needle thread t which is held by the first thread holding part h1 that has approached the needle hole 5a. The sewing machine includes a second thread holding part h2 which is provided at a cover 2 for covering the needle threading device 9, and which holds the needle thread t at a needle threading preparation stage. The first thread holding part h1 is not holding the needle thread t at the needle threading preparation stage, and in the middle of the needle threading device 9 descending, it holds the needle thread t and releases the needle thread t from the second thread holding part h2.SELECTED DRAWING: Figure 3
Patent JP-2021133424-A (JP)
Title: New type laser cutting device
Inventor: Han ming hua
IPC: B23K26/10
Filed: 2020-05-09
Abstract: To provide a new type laser cutting device.SOLUTION: This new type laser cutting device includes a housing, a first support rod is fixedly attached to a lower wall of the housing, a first motor is fixedly attached to the first support rod, a first rotary shaft is rotatably attached to the first motor, a first gear is fixedly attached to the first rotary shaft, and a first position restriction block, which is positioned on a right side of the first support rod, is fixedly attached to the lower wall of the housing. According to the present invention, a distance between a steel plate and the laser cutting device is so made as to be appropriate, whereby a better cutting work can be completed, the steel plates cut after termination of cutting are classified and recovered, and can be conveniently stored, and further, the cut plates can be transported as a whole when the number of the cut plates reach a certain number.SELECTED DRAWING: Figure 1
Patent JP-2021177936-A (JP)
Title: Game machine
Inventor: NAKAMURA KEN
IPC: A63F7/02
Filed: 2020-05-13
Abstract: To provide a game machine which can improve the interest in a game.SOLUTION: A ball entry rate improved state is a game state in which there are at least a case in which it is controlled to the ball entry rate improved state on the basis of a satisfaction of a first condition and a case in which it is controlled to the ball entry rate improved state on the basis of a satisfaction of a second condition. The first condition is a condition satisfied after an end of a jackpot game. The second condition is a condition different from the first condition and satisfied by a trigger in which a specific event is generated. A determination condition according to which a variation pattern is determined includes a first determination condition in the ball entry rate improved state to which it is controlled on the basis of the satisfaction of the first condition, and a second determination condition in the ball entry rate improved state to which it is controlled on the basis of the satisfaction of the second condition. In the first determination condition, a condition of determining a failure variation pattern is varied according to a reserve number by which execution of a drawing pattern variation game is reserved. In the second determination condition, the condition of determining the failure variation pattern is the same irrespective of the reserve number by which execution of a drawing pattern variation game is reserved.SELECTED DRAWING: Figure 9
Patent JP-2021179934-A (JP)
Title: Resource reservation system, and resource using method
Inventor: SUZUKI RYO
IPC: G06Q10/02
Filed: 2020-05-15
Abstract: To provide a resource reservation system that can permit the start of use of a reserved resource.SOLUTION: There is provided a resource reservation system having: a program 60b that causes a terminal device 60 to operate as a use request unit 71 that requests an information processing apparatus 30 to start the use of a resource by using identification information on a user of the terminal device; and an information processing apparatus which includes a reservation unit 45 that, when the use start request is received, and when the identification information on the user is included in reservation information subsequent to the time of reception of the request and the resource is not reserved at the time of reception of the request, advances the time to start the reservation of the first reservation information after the time of reception of the request, and a use management unit 38 that permits the start of use of the reservation information whose start time is advanced by the reservation unit.SELECTED DRAWING: Figure 1
Patent JP-2021107674-A (JP)
Title: Method for exchanging cutter bit of shield excavator and shield excavator
Inventor: TANAKA SEIYA
IPC: E21D9/087
Filed: 2020-05-15
Abstract: To provide a method for exchanging a cutter bit of a shield excavator and the shield excavator, which can reduce the excavation amount of frozen soil and shorten the replacement work time, thereby improving work safety.SOLUTION: A method for exchanging a cutter bit 23 mounted on a cutter head 20 of a shield excavator 60 in the ground comprises: a freezing step of freezing the ground to create frozen soil F; a water supply stop step of positioning the cutter head 20 in the frozen soil F and freezing a water supply formed at an interface between a side surface of the shield excavator 60 behind the cutter head 20 and the frozen soil F by freezing means 50 to stop the water; a filling step of filling at least a part of a front surface of the cutter head 20 with a non-freezing mud material D; and an excavation replacement step of excavating a part of the frozen soil F on the front surface of the cutter head 20 to form a work space and replacing the cutter bit 23.SELECTED DRAWING: Figure 7
Patent JP-2021181534-A (JP)
Title: Photon up-conversion material
Inventor: MURAKAMI YOICHI
IPC: C09K11/06
Filed: 2020-05-19
Abstract: To provide a photon up-conversion material that ensures triplet energy movement from excited sensitizing molecules in triplet state (T1) to light-emitting molecules and can increase the use efficiency of energy of the sensitizing molecules excited into the triplet state (T1).SOLUTION: The inventive photon up-conversion material contains particles containing organic light-emitting molecules and organic sensitizing molecules. The particles form a monocrystalline structure or a polycrystalline structure in which the plurality of monocrystals aggregate, which is a solid body in which the organic sensitizing molecules are solid-dissolved in the mother crystals of the organic light-emitting molecules, thus ensuring the thermomechanical stability of the material, so that a photon up-conversion material suitable for long-term use can be provided.SELECTED DRAWING: Figure 1
Patent JP-2021000980-A (JP)
Title: Brake system attenuation device
Inventor: EDGAR KURZ
IPC: B60T17/00
Filed: 2020-05-21
Abstract: To provide a device for attenuating vibration in a brake system, which has improved attenuation characteristics.SOLUTION: A brake system attenuation device (10) has a first chamber (20) on which a hydraulic pressure should be applied, a second chamber (24) in which a compressive medium exists inside, and a first separation element (22) for separating the first chamber (20) from the second chamber (24). The brake system attenuation device (10) has a third chamber (28) in which the compressive medium exists inside, and a second separation element (26) for separating the second chamber (24) from the third chamber (28). The second chamber (24) is connected to the third chamber (28) so as to guide the medium by a passage (50) formed in the second separation element (26).SELECTED DRAWING: Figure 2
Patent JP-2020121224-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-05-22
Abstract: To provide a game machine capable of suitably displaying first identification information and second identification information.SOLUTION: A game machine variably displays identification information so that an advantageous state advantageous to a player can be controlled. The identification information includes first information and second information. A display pattern of the identification information includes a first display pattern for displaying the first information without displaying the second information, and a second display pattern for displaying the first information and the second information. In a special ready-to-win performance to be developed after the elapse of a prescribed time after a mode of a variable display of the identification information becomes a ready-to-win mode, the first information is reduced to be displayed, and the first information reduced and displayed according to performance sound outputted during execution of the special ready-to-win performance undergoes prescribed operation to be displayed. The variable display of the identification information is stopped after the end of the special ready-to-win performance, and the first display pattern is changed to the second pattern until an establishment display comes.SELECTED DRAWING: Figure 15
Patent JP-2021188290-A (JP)
Title: Eaves
Inventor: IMONO YUKI
IPC: E04B1/00
Filed: 2020-05-27
Abstract: To provide an eaves capable of improving drainage performance of rainwater flowing toward an eaves edge.SOLUTION: An eaves 1 includes: a frame unit 10 attached to a side surface 3 of a building 2; and a first roof material 31 and a second roof material 32 supported by the frame unit 10 and arranged at positions gradually lowered from an eaves base toward an eaves edge. Each of the first roof material 31 and the second roof material 32 inclines at a first gradient α gradually lowered from eaves base toward eaves edge. In addition to the first gradient α, the second roof member 32 arranged closest to the eaves edge is inclined at a second gradient β that is gradually lowered from the water upside toward the water downside and inclines in a direction perpendicular to the first gradient α.SELECTED DRAWING: Figure 7