baber/WOPTO huggingface dataset:
Patent JP-2021158529-A (JP)
Title: Electronic apparatus, communication system, and communication method
Inventor: NISHIDA KOTA
IPC: H04W84/12
Filed: 2020-03-27
Abstract: To provide an electronic apparatus, a communication system, a communication method, and the like that perform an appropriate wireless communication among a plurality of wireless communications including a direct connection.SOLUTION: An electronic apparatus 200 includes: a wireless communication unit 220 that can perform a first wireless communication CM1, which is communication with a terminal device 100 via an external access point AP, and a second wireless communication CM2, which is a direct connection with the terminal device 100; and a processing unit 210 that performs communication control of the wireless communication unit 220. When security strength of a second security standard of the second wireless communication CM2 is higher than that of a first security standard of the first wireless communication CM1, the wireless communication unit 220 switches the communication with the terminal device 100 from the first wireless communication CM1 to the second wireless communication CM2.SELECTED DRAWING: Figure 4
Patent JP-2021153990-A (JP)
Title: Game machine
Inventor: TANAKA MASAYA
IPC: A63F7/02
Filed: 2020-03-27
Abstract: To improve work efficiency.SOLUTION: A game machine includes: a board (game control board 101) in which electronic components (a CPU 111, an IC 104, a resistor 105, a resistance array 106, a capacitor 107, a transistor 108, and the like) are mounted on the surface; and a board box 102 for housing the board inside. First predetermined information (designation display, identification code) is written down on the board, and second predetermined information (a material display 166, a date mark 168, a two-dimensional code 169, a product display 190) is written down in the board box 102. A direction for reading the first information is allowed not to be in parallel with a direction for reading the second information.SELECTED DRAWING: Figure 123
Patent JP-2021162192-A (JP)
Title: Fluidized bed sludge incinerator and automated combustion control method for fluidized bed sludge incinerator
Inventor: OKADA YUSUKE
IPC: F23G5/50
Filed: 2020-03-31
Abstract: To control a fluidized state of a sand layer on the basis of a temperature difference between temperatures measured by sand layer temperature measuring devices provided in portions of the sand layer and reduce an N2O concentration in exhaust gas.SOLUTION: A fluidized bed sludge incinerator 1 has a sand layer part S and a free board part F formed above the sand layer part and burns charged sludge M. The fluidized bed sludge incinerator includes: a plurality of temperature measuring devices 10, 11 provided in the sand layer part S and measuring temperatures of a plurality of portions of a sand layer; and a control device 27 that calculates a temperature difference between temperatures measured by the temperature measuring devices 10, 11 and that on the basis of a value of the temperature difference, performs control for increasing primary air amount to be supplied to the sand layer part S by 1-5% when the temperature difference between the sand layer temperatures reaches 15-30°C or higher and performs control for reducing primary air amount to be supplied to the sand layer part S by 1-5% when the temperature difference reaches 0-15°C or lower.SELECTED DRAWING: Figure 1
Patent JP-2021162081-A (JP)
Title: Clip-type butterfly valve
Inventor: KONDO SHOHEI
IPC: F16K1/22
Filed: 2020-03-31
Abstract: To provide a clip-type butterfly valve capable of being attached without chamfering a flange of a pipe end, without reference with attachment accuracy.SOLUTION: A butterfly valve 11 is attached by having pipes tightened by a bolt 43 and a nut 44, inserted into a bolt hole 48 provided in a flange, in the state of being pinched between the two pipes having the flange 46. The butterfly valve comprises a valve body 15, a spindle and a holder 12. The holder has a channel 25. The valve body is positioned in the channel, and rotated with the spindle so as to open or close the channel. A diameter R3 of the valve body is equal to or larger than an inside diameter L1 of the pipe. A thickness T of the holder is a value determined on the basis of an outside diameter R1 of the holder, the diameter of the valve body, a bolt hole position prescribed in JIS B 2220:2012, the number of the bolt holes, a diameter L3 of the bolt hole, a diameter L2 of the bolt and the inside diameter L1 of the pipe.SELECTED DRAWING: Figure 5
Patent JP-2021165059-A (JP)
Title: Travelling device and wheelchair
Inventor: WATANABE KAZUNORI
IPC: A61G5/04
Filed: 2020-04-06
Abstract: To provide an improved travelling device capable of travelling on both a ground surface with obstacles and a ground surface without any obstacle.SOLUTION: A travelling device 1 includes: a caterpillar 10 including a starting wheel 11, an idling wheel 12, and a caterpillar band 13 tensioned on the starting wheel 11 and on the idling wheel 12; and a travelling wheel 30 placed in parallel with the starting wheel 11. The diameter of the starting wheel 11 is larger than that of the travelling wheel 30. A rotation shaft 31 of the travelling wheel 30 is located at the opposite side that is the idling-wheel-12 side of a rotation shaft 110 of the starting wheel 11. At least a part of the travelling wheel 30 protrudes toward the opposite side that is the idling-wheel-12 side of the starting wheel 11 and toward the external side of the caterpillar band 13. When the idling-wheel-12 side of the caterpillar 10 is moved up, the travelling wheel 30 contacts a ground surface, and when the idling-wheel-12 side of the caterpillar 10 is moved down, the caterpillar 13 contacts the ground surface.SELECTED DRAWING: Figure 1
Patent JP-2021166333-A (JP)
Title: Document combining method, image forming system, and image forming apparatus
Inventor: IVAN SANCHEZ
IPC: G06F40/151
Filed: 2020-04-06
Abstract: To generate meta data of documents and appropriately combine the documents by using the meta data.SOLUTION: A document combining method of the present invention includes: a generation step of generating meta data of an input first document based on the first document; a detection step of detecting meta data matching or similar to the meta data of the first document from a document database that stores a plurality of documents to which meta data indicating the details of the documents are attached, and detecting a document to which the detected meta data is attached as a second document; and a combining step of combining the first document with the second document.SELECTED DRAWING: Figure 3
Patent JP-2021167508-A (JP)
Title: Drainage piping joint, and installation method for the same
Inventor: YAGI HIROSHI
IPC: F16L55/00
Filed: 2020-04-09
Abstract: To provide a drainage piping joint capable of exhibiting optimum damping performance, vibration insulation performance, and sound insulation performance while allowing for improving its workability.SOLUTION: A drainage piping joint 100 includes a pipe body 110 to be arranged in a through-hole of a floor slab S when installed in a building, an upward vertical pipe connection part 120 to which a drainage vertical pipe 520 is connected, a drainage pipe connection part 130 to which a drainage vertical pipe 530 is connected, and a lateral branch pipe connection part 140 to which a drainage lateral branch pipe 510 is connected. The upward vertical pipe connection part 120 or the lateral branch pipe connection part 140 is formed of transparent resin. A damping material 714 is provided integrally with the pipe body 710 on at least a portion of the outer peripheral face of at least a part passing through the through-hole of the pipe body 110. A socket portion of the upward vertical pipe connection part 120 or a socket portion of the lateral branch pipe connection part 140 has no shield body which shields the transparent resin from being viewed. So, pipes are connected while visually recognizing the fitting state of the pipes via the transparent resin during the installation.SELECTED DRAWING: Figure 5
Patent JP-2021168556-A (JP)
Title: Power supply system
Inventor: MITSUI MASAHIKO
IPC: H02J3/32
Filed: 2020-04-10
Abstract: To prevent a malfunction of a switch that connects a string to a power distribution device.SOLUTION: A control device of a power supply system 1 is configured to perform processing of detecting a periodic increase or decrease in a current value flowing in a main line 7 of a string 10 due to a disconnection failure of a first switching element 41 or a second switching element 42 during sweep control.SELECTED DRAWING: Figure 2
Patent JP-2021103676-A (JP)
Title: Coat material for secondary battery separator
Inventor: TOMITA YOSHIHIKO
IPC: C08F222/38
Filed: 2020-04-17
Abstract: To provide a coat material raw material for secondary battery separator capable of obtaining a secondary battery separator equipped with both excellent heat resistance and air permeability, a coat material for the secondary battery separator, the secondary battery separator, a manufacturing method for secondary battery separator, and a secondary battery provided with the secondary battery separator.SOLUTION: In a coat material raw material for secondary battery separator including water-soluble polymer that has a repeating unit originating in methacrylamide and a repeating unit originating in vinyl monomer containing a carboxy group, content of the repeating unit originating in methacrylamide with respect to a total amount of the water-soluble polymer is between 60 mass% and 97 mass%, content of the repeating unit originating in the vinyl monomer containing carboxy group is between 3 mass% and 40 mass%, weight average molecular weight of the water-soluble polymer is between 20,000 and 200,000, and glass transition temperature of the water-soluble polymer is 200°C or higher.SELECTED DRAWING: None
Patent JP-2021174943-A (JP)
Title: Powder magnetic core and manufacturing method thereof
Inventor: AKETO KUNIO
IPC: B22F1/02
Filed: 2020-04-28
Abstract: To provide a dust core that is molded at a temperature of 300°C or higher and has high density and mechanical strength.SOLUTION: A dust core includes magnetic nanoparticles with an average particle size of 1 to 300 nm, and polyvinyl acetoacetal that is represented by the following formula (1), and in which the degree of acetoacetalization [i/(i+j+k)], which is determined by i, j, and k in the formula (1), is in the range of 0.50 to 0.6999, and the acetyl group content [j/(i+j+k)] is in the range of 0.0001 to 0.05, the hydroxyl group content [k/(i+j+k)] is in the range of 0.30 to 0.4999, and the total number of acetoacetal groups, acetyl groups, and hydroxyl groups [i+j+k] is in the range of 100 to 10000.SELECTED DRAWING: None
Patent JP-2021175478-A (JP)
Title: Game machine
Inventor: IBARADA YOSHIOMI
IPC: A63F7/02
Filed: 2020-05-02
Abstract: To propose a game machine capable of enhancing interest in a game for shifting from a normal game state to an advantageous game state.SOLUTION: A game machine is configured such that a variation display mode displayed on a pattern display device is set to a particular variation display mode differing from a normal variation display mode executed in a normal game state when the number of cumulative variation times of a special pattern accumulated in the normal game state reaches a threshold value set as a shift condition to an advantageous game state. By such a configuration, a player who closely observes the pattern display device during a game can be clearly notified of a shift to an advantageous game state, the peculiarity of the advantageous game state can be made obvious, thus enhancing interest in a game.SELECTED DRAWING: Figure 18
Patent JP-2020188256-A (JP)
Title: Semiconductor package and lidar light projection unit
Inventor: STEFAN HAKSPIEL
IPC: H01L21/56
Filed: 2020-05-07
Abstract: To provide a cheaper laser array usable in an automotive field, such as LIDAR (Light Detection and Ranging) applications.SOLUTION: A semiconductor package 100 includes a surface-emitting laser 20, at least one driver circuit 30 for a surface-emitting laser, a connecting structure 40, and at least one interposer 50. The connecting structure includes a plurality of solder bumps. The surface-emitting laser is electrically connected to at least one driver circuit via at least the one interposer and the connecting structure.SELECTED DRAWING: Figure 1
Patent JP-2021176930-A (JP)
Title: Method for producing composition
Inventor: NOGUCHI TORU
IPC: C08L1/00
Filed: 2020-05-07
Abstract: To provide a method for producing a composition that can produce a crosslinked rubber that includes cellulose nanofibers fibrillated and dispersed and has excellent tensile characteristics.SOLUTION: The present invention pertains to a method for producing a composition containing un-chemically denatured and unmodified cellulose nanofibers, an elastomer, and a maleic anhydride modified polymer. The method includes the steps of: mixing a water dispersion of the cellulose nanofiber with an emulsion in which the elastomer is dispersed in water; drying a mixture obtained in the mixing step; and blending a dried product obtained in the drying step with the maleic anhydride modified polymer at a temperature that allows a reaction between a hydroxy group of the cellulose nanofiber and a maleic anhydride group of the maleic anhydride modified polymer.SELECTED DRAWING: None
Patent JP-2021179223-A (JP)
Title: Friction member sensor and friction member sensor system
Inventor: SATO HIROKI
IPC: G01B7/06
Filed: 2020-05-11
Abstract: To obtain a friction member sensor which can suppress the generation of a scratch at a mating member when detecting the friction of a friction material of a friction member, does not need to cut a constitution for detecting the friction of the friction material, and can linearly detect a friction amount of the friction material.SOLUTION: A friction member sensor (brake pad sensor 3) comprises: two connection parts electrically connected to two elements out of three elements of a mating member (disc rotor 11), and two support members (backplates 13A, 13B) included in two friction materials (brake pads 12A, 12B); a detection part for setting the two elements which are connected to the two connection parts as a pair of electrodes, and detecting capacitance between the two elements (disc rotor 11 and the backplate 13A) when a friction material 14A located between the two elements is set as a dielectric body, or a change of the capacitance; and an output part for outputting a detection result of the detection part.SELECTED DRAWING: Figure 1
Patent JP-2020165977-A (JP)
Title: Vibrating-mass gyroscope system
Inventor: ALEXANDER A TRUSOV
IPC: G01C19/574
Filed: 2020-05-12
Abstract: To provide a vibrating-mass gyroscope system that calculates rotation associated with a second axis and a third axis respectively by driving along a first axis.SOLUTION: A gyroscope system comprises: four vibrating-masses 154 connected to a housing 156 via a group 158 of spring flexure sections; and a plurality of electrodes 160, 162 which are arranged to provide a driving force and a force-rebalance to the vibrating-masses in respective directions. The system also includes a gyroscope controller that provides driving force to a first electrode of the plurality of electrodes to generate an in-plane periodic oscillatory motion of the vibrating-mass along a first axis. The gyroscope controller generates a force-rebalance signal provided to each of a second electrode and a third electrode associated with a second axis and a third axis respectively to calculate the rotation of the gyroscope system about each of the second axis and the third axis.SELECTED DRAWING: Figure 4
Patent JP-2020190724-A (JP)
Title: Toner, toner container, developer, developing device, process cartridge, and image forming device
Inventor: NAKAJIMA HISASHI
IPC: G03G9/097
Filed: 2020-05-13
Abstract: To provide a toner which prevents occurrence of image fogging over time in a low-temperature low-humidity environment (temperature of 10°C and humidity of 15%RH) and provide superior image density.SOLUTION: A toner is provided, comprising fine strontium titanate powder having Si-containing particles with a number average circle equivalent diameter of 5 to 15 nm, inclusive, on surfaces thereof as an external additive.SELECTED DRAWING: None
Patent JP-2021178942-A (JP)
Title: Novel epoxy resin and epoxy resin composition
Inventor: NAKAMURA HIROKO
IPC: C08G59/02
Filed: 2020-05-15
Abstract: To provide a novel epoxy resin which can give a cured product excellent in heat resistance and mechanical characteristics and is useful as electronic materials or various composite materials, and to provide an epoxy resin composition thereof.SOLUTION: The epoxy resin has a fluorene structure to the 9-position of which two aromatic hydrocarbon groups are bonded, and groups represented by the following formula (1-1) are further bonded to each of the aromatic hydrocarbon groups one by one via an ether bond. [In the formula (1-1), R4 and R5 each represent an alkylene group; R6 represents an epoxy group, a vinyl group, or an ethyl group having both a hydroxyl group and an ether group or an ester group, provided that at least one R6 is an epoxy group; x represents an integer of 1-5; y represents an integer of 0-5; and z represents an integer of 1-50.]SELECTED DRAWING: None
Patent JP-2021182253-A (JP)
Title: Circuit design program and information processing device
Inventor: SATO KEI
IPC: G06F30/32
Filed: 2020-05-19
Abstract: To improve efficiency of an upper hierarchy design in a physical design of a circuit.SOLUTION: An information processing device: subjects circuit design information created using component circuit information to error check; deletes an error matching a specific error detected in a step of creating component circuit information from error check information, which is a list of errors obtained by error check; and outputs error check information from which the error matching the specific error was deleted.SELECTED DRAWING: Figure 11
Patent JP-2021182826-A (JP)
Title: Test plug terminal insulation cover
Inventor: ISOMOTO TATSUKI
IPC: H02B3/00
Filed: 2020-05-19
Abstract: To provide a test plug terminal insulation cover for temporarily insulating a terminal of a test plug which is used by being fitted to a test terminal provided on a switchboard and so forth.SOLUTION: A test plug terminal insulation cover 1A comprises: a strip-like insulation sheet 2 made of a flexible insulation material; a locking structure 3 for annularly holding the insulation sheet; and a protective sheet 4 which is provided on an inner surface when the insulation sheet is annularly held with the use of the locking structure 3, and which is deformed according to the shape of an attachment object in a manner capable of being restored. The locking structure 3 has: an elongated band-like tail 5 which is extendingly provided on one end 2a of the insulation sheet 2, and which has engagement irregularities 5a on a surface thereof; a head 6 which is extendingly provided on another end 2b of the insulation sheet 2, and which has a through-hole 6b that allows the insertion and removal of the tail 5; an engagement protrusion 7 which is protrudingly provided in the through-hole 6b so as to be detachably engaged with the engagement irregularities 5a; and an operation part 8 for operating the engagement protrusion 7.SELECTED DRAWING: Figure 1
Patent JP-2021187582-A (JP)
Title: Unloader installation
Inventor: KUBO RYOTARO
IPC: B65G67/60
Filed: 2020-05-26
Abstract: To provide an unloader installation allowing for determining a wall surface of a hold.SOLUTION: An unloader installation comprises a ranging sensor 130, 131 that is provided on a vertical transport mechanism to unload a cargo and measures distances up to a plurality of measurement points on a scan line and a hold wall surface-measurement point extracting section 156 that derives an angle defined by a vector at a measurement point between two points on a scan line and a vertically downward direction and determines a measurement point corresponding to a wall surface of a hold as a wall surface of the hold based on a defined angle derived. This makes it possible to determine a wall surface of the hold.SELECTED DRAWING: Figure 5
Patent JP-2020124639-A (JP)
Title: Game machine
Inventor: HAYAKAWA KATSUTAKA
IPC: A63F7/02
Filed: 2020-05-28
Abstract: To provide a game machine which can reduce work processes in which to dispose a fixing member in a back surface member.SOLUTION: An engaging member 310 disposed on the front surface of a back surface case 300 can be operated from the back surface side of the back surface case 300 via a second opening 301d formed in the back surface case 300. Thus, the engaging member 310 can be operated from the back surface side of the back surface case 300 to engage a fixing member 320 with an engaging member 310. In the fixing member 320, an engaging part with the engaging member 310 is arranged on the front surface side of the back surface case 300 (a bottom wall part 301) via a first opening 301c, so that it is possible to suppress that the engaging part is operated from the back surface case 300 back surface side and fraudulence is practiced.SELECTED DRAWING: Figure 39
Patent JP-2021193765-A (JP)
Title: Electronic device and control method of electronic device
Inventor: SATO YASUHIRO
IPC: H04M1/00
Filed: 2020-06-08
Abstract: To use a single antenna for realizing both wireless communication and receiving microwave power.SOLUTION: An electronic device includes: an antenna; wireless communication means for performing communication in accordance with Bluetooth Low Energy standard conformity at a predetermined interval using the antenna; power receiving means for wirelessly receiving electric power by using the antenna as a rectenna; and control means for controlling the antenna and the wireless communication means to be connected during the communication at the predetermined interval, and for controlling the antenna and the power receiving means to be connected during no communication at the predetermined interval. The electric power obtained by the power receiving means is stored so as to be used for next communication performed at the predetermined interval by the wireless communication means.SELECTED DRAWING: Figure 1
Patent JP-2021192964-A (JP)
Title: Recording element substrate, recording head and recording device
Inventor: NOMURA HIROYASU
IPC: B41J2/14
Filed: 2020-06-08
Abstract: To provide a technique advantageous for improvement of accuracy of detection whether liquid has been appropriately discharged.SOLUTION: A recording element substrate includes: a plurality of heating elements each generating heat energy; a plurality of detection elements that corresponds to the plurality of heating elements and each detects a temperature of the corresponding heating element; a first current generation part; a second current generation part different from the first current generation part; and a signal output part. One of the first and second current generation parts supplies a current to the first detection element in the plurality of detection elements, the other of the first and second current generation parts supplies a current to the second detection element in the plurality of detection elements, and the signal output part outputs a signal according to a potential difference between one terminal on a side where potential variations by supply of the current in the first detection element occur, and one terminal on a side where potential variations by supply of the current in the second detection element occur.SELECTED DRAWING: Figure 1
Patent JP-2020147602-A (JP)
Title: Methods of treating pancreatic cancer
Inventor: PETRUS BEKKER
IPC: A61K31/337
Filed: 2020-06-15
Abstract: To provide a method of treating pancreatic cancer of a patient.SOLUTION: A method comprising administering to a patient an effective amount of a compound of Formula I or a pharmaceutically acceptable salt thereof (at least one of A1, A2, or A3 is -N-).SELECTED DRAWING: None