baber/WOPTO huggingface dataset:
Patent JP-2021046069-A (JP)
Title: Pneumatic tire
Inventor: NAKANO SHINYA
IPC: G01M17/02
Filed: 2019-09-18
Abstract: To provide a pneumatic tire excellent in abrasion resistance.SOLUTION: A tire includes a member comprising vulcanized rubber of a composition in which a change rate R defined by a formula: R=(Ca-Ci)/Ca×100 by using an abrasion amount Ci determined by an abrasion test in a nitrogen atmosphere (oxygen concentration of 0.1 vol.% or less), and an abrasion amount Ca determined by an abrasion test in an air atmosphere (oxygen concentration of 21 vol.%) becomes 60% or less. The abrasion amounts Ci and Ca are acquired by performing an abrasion test by rotating a test piece in a circumferential direction in a state of pressing a polishing plate 34 having linear projections and applying load to an outer peripheral surface of a cylindrical test piece 32 comprising vulcanized rubber, and dividing an abrasion volume calculated from a mass change of the test piece measured before and after the abrasion test and a specific gravity of the vulcanized rubber by a total rotation time.SELECTED DRAWING: Figure 7
Patent JP-2021046582-A (JP)
Title: Dephosphorization treatment method for molten iron
Inventor: NEGISHI HIDEMITSU
IPC: C21C1/02
Filed: 2019-09-19
Abstract: To provide a dephosphorization treatment method for molten iron in which phosphorus concentration in molten iron can be efficiently reduced by enhancing both dephosphorization and formation properties of slag without using a halide.SOLUTION: In a dephosphorization treatment method of molten iron, in which a halide is not used, a dephosphorization agent containing an oxygen source and a lime source is blown into the molten iron together with a carrier gas through an injection lance immersed in the molten iron in a refining vessel, and the formed slag is dephosphorized while being continuously or intermittently removed from the refining vessel. The dephosphorization treatment method for molten iron secures a period in which the basicity of the slag during the dephosphorization treatment is 1.0 or more and 1.8 or less as defined by a mass ratio (mass% CaO/mass% SiO2) of CaO and SiO2 to 80% or more of the dephosphorization treatment time.SELECTED DRAWING: Figure 1
Patent JP-2020009482-A (JP)
Title: Providing per-application resource usage information
Inventor: SHARAD AGARWAL
IPC: H04W4/24
Filed: 2019-09-20
Abstract: To provide users with resource usage information per application.SOLUTION: In an environment 100, a reception module 118 receives device resource usage information indicating actual consumption of resources by a specific application 104. A usage analysis module 122 receives candidate resource usage information associated with a candidate application indicating actual consumption of resources by each of a plurality of other devices associated with an application store 126, and generates estimation resource usage information indicating estimation of resource consumption when the candidate application is executed by the specific device.SELECTED DRAWING: Figure 1
Patent JP-2021052220-A (JP)
Title: Image processing system, and voice response processing method and program
Inventor: KATSUDA TAKEO
IPC: B41J29/42
Filed: 2019-09-20
Abstract: To allow a user to respond by voice both before and after start of a job in an image forming unit.SOLUTION: When response information to an instruction output to a control unit 12 of an image forming device 1 is input from a control unit 12, a voice processing unit 3 of an image processing system 100 according to an embodiment of the present invention outputs voice information corresponding to the response information to a voice input output unit 2. After the start of the job by an image forming unit 13, the control unit 12 outputs a notification instruction regarding the processing in the image forming unit 13 to a voice information processing unit 14, and the voice information processing unit 14 outputs the voice information corresponding to the instruction to a voice output unit 15.SELECTED DRAWING: Figure 2
Patent JP-2021051109-A (JP)
Title: Electrostatic image development toner, electrostatic image developer, toner cartridge, process cartridge, image forming device, and image forming method
Inventor: IGUCHI MOEKI
IPC: G03G9/097
Filed: 2019-09-20
Abstract: To provide an electrostatic image development toner which prevents occurrence of fogging.SOLUTION: An electrostatic image development toner is provided, containing toner particles, Si-doped strontium titanate particles, and silica particles. A particle diameter D corresponding to at least one peak in a particle size distribution based on the number of primary particles of the silica particles is greater than a median diameter D50 of the Si-doped strontium titanate particles based on the number of primary particles.SELECTED DRAWING: None
Patent JP-2021054163-A (JP)
Title: Railroad vehicle yaw damper device
Inventor: YAMAZAKI YOSUKE
IPC: B61F5/24
Filed: 2019-09-27
Abstract: To provide a railroad vehicle yaw damper device which can easily reduce lateral vibrations and improve ride comfort in a railroad vehicle when a railroad vehicle travels at a high speed on a straight section of a track.SOLUTION: A yaw damper device 100 in this invention comprises a pair of yaw dampers 1a, 1b in both sides of a truck 3 respectively and each pair of yaw dampers are installed on the truck to be arranged in a traveling direction. The pair of yaw dampers are attached to the truck in a state that expanding and contracting directions Ea, Eb of the damper in the left side of the truck are inclined leftwards from the traveling direction of the truck and corresponding directions Ea, Eb of the damper in the right side of the truck are inclined rightwards from the traveling direction of the truck (the angle α between the expanding and contracting direction and the traveling direction of the truck is preferably not less than one degree and not more than three degrees).SELECTED DRAWING: Figure 6
Patent JP-2021053857-A (JP)
Title: Liquid-repellent structure and container
Inventor: YOSHINO KEI
IPC: B32B7/02
Filed: 2019-09-27
Abstract: To provide a liquid-repellent structure that has an undercut uneven surface formed thereon and can be formed easily and simply, and a container.SOLUTION: A liquid-repellent structure 1 has a surface layer 2 having adhesiveness, and a particle layer 4 that includes particles 3 each adhering to the surface layer 2 and arranged along the surface layer 2. Surfaces 3a of the particles 3 of the particle layer 4 and a surface 2a of the surface layer 2 form together an undercut uneven surface 6.SELECTED DRAWING: Figure 1
Patent JP-2021053595-A (JP)
Title: Semipermeable membrane support
Inventor: OCHIAI TAKAHITO
IPC: B01D65/10
Filed: 2019-09-30
Abstract: To provide a semipermeable membrane support capable of suppressing generation of a pinhole leading to decline of salt rejection, when providing a semipermeable membrane.SOLUTION: There is provided a semipermeable membrane support used by providing a semipermeable membrane. In the semipermeable membrane support, when dropping colored N,N-dimethylformamide onto a surface where the semipermeable membrane of the semipermeable membrane support is provided, a length in the longest direction of a wet mark is 1.3 times or less of a length in the shortest direction.SELECTED DRAWING: None
Patent JP-2020015986-A (JP)
Title: Cu-Ni-Si-BASED COPPER ALLOY STRIP AND MANUFACTURING METHOD THEREFOR
Inventor: NAKATSUMA MUNEHIKO
IPC: C22F1/08
Filed: 2019-10-01
Abstract: To provide a Cu-Ni-Si-based copper alloy stripe having enhanced strength and excellent in adhesiveness with a resin by suppressing generation of smut properly and a manufacturing method therefor.SOLUTION: There is provided a Cu-Ni-Si-based copper alloy stripe containing Ni:1.5 to 4.5 mass%, Si:0.4 to 1.1 mass% and the balance Cu with inevitable impurities, has conductivity of 30%IACS or more and tensile strength of 800 MPa or more, and brightness Lin a Labcolor system defined in JIS-Z8781:2013 of 50 to 75 after impregnating the same in 40 wt.% nitric acid solution at room temperature for 10 sec.SELECTED DRAWING: None
Patent JP-2021059039-A (JP)
Title: Simultaneous biaxial stretching device
Inventor: IKEDA YOSHIHISA
IPC: B29C55/20
Filed: 2019-10-04
Abstract: To improve an orientation when a film is stretched diagonally.SOLUTION: When a distance (reference rail spacing) between a reference rail of a left endless loop which is means of deformation in a width direction and the reference rail of a right endless loop, is increased/decreased to obtain a desired stretch/relaxation ratio in the width direction of a film, a clip link mechanism and a pitch setting roller, which are vertical deformation means, decrease/increase a rail distance between the reference rail and the pitch setting rail on at least one side in the width direction of the film so that a relaxation/stretch ratio in a vertical direction on at least one side in the width direction of the film becomes a predetermined value. That is, different modes of deformation are performed in the width direction and the vertical direction of the film.SELECTED DRAWING: Figure 5
Patent JP-2021059901-A (JP)
Title: Wall structure, and construction method of wall structure
Inventor: KIKUCHI NORIE
IPC: E04B2/56
Filed: 2019-10-07
Abstract: To provide an extremely lightweight wall structure with excellent earthquake resistance.SOLUTION: A wall structure 1 includes: a structure frame 2; and a wood panel wall 3 that is placed in the structure frame 2. The wood panel wall 3 is constituted of multiple panel units 4 which are connected to each other. Joint holes 43,..., 45, ... are provided on end faces of the panel unit 4 facing frame 2. Anchor bolts 5 are inserted into the joint holes 43, ..., 45, ... and filled with an adhesive 6 to fix the anchor bolts 5 to the panel unit 4. Concrete is cast with anchor bolts 5 protruding into the formwork of frame 2, and the frame 2 and the wood panel wall 3 are joined to each other via the anchor bolts 5.SELECTED DRAWING: Figure 1
Patent JP-2021058921-A (JP)
Title: Material for welding, weld metal and welding method for electroslag
Inventor: YUAN YIMIN
IPC: B23K35/30
Filed: 2019-10-08
Abstract: To provide a material for welding capable of obtaining a weld metal having excellent low temperature toughness.SOLUTION: A material for welding is prepared by combining a wire for electroslag welding and a fused flux. The wire for electroslag welding includes, based on total mass of wire: 94 mass% or more of Fe; C, Si, Mn and Mo in a prescribed range, respectively; and 0.01-0.08 mass% of Ti, and Al, B and Cu are regulated to less than 0.06, 0.0070 and 1.5 mass% including 0 mass%, respectively. The fused flux includes, based on total mass of flux; 10-45 mass% of Ca compound in Ca conversion value; 0-25 mass% of F compound in F conversion value; and 10-50 mass% of Al2O3, and SiO2 and B2O3 are regulated to 35 and 1.0 mass% or less including 0 mass%, respectively.SELECTED DRAWING: None
Patent JP-2020005323-A (JP)
Title: Erroneous output prevention circuit
Inventor: TAKAHASHI NAOKI
IPC: H03K17/687
Filed: 2019-10-11
Abstract: To prevent erroneous output of a MOS switch resulting from variation of drain voltage.SOLUTION: An erroneous output prevention circuit 14 has a first transistor Na connected between the gate and source of a MOS switch N1, a first impedance element (e.g., a depression type transistor Nb) connected between the gate and source of the first transistor Na, a second transistor Pa connected between the drain of the MOS switch N1 and the gate of the first transistor Na, and a second impedance element (e.g., a depression type transistor Nc) connected between the gate and source of the second transistor Pa.SELECTED DRAWING: Figure 8
Patent JP-2021063609-A (JP)
Title: Heat exchanger
Inventor: AKAGI KAZUYUKI
IPC: F24H9/00
Filed: 2019-10-11
Abstract: To provide a heat exchanger preventing cracks from occurring on a heat exchange plate, and reduced in degradation of heat exchange efficiency.SOLUTION: A plurality of heat exchange plates 13 are aligned at intervals, and hollow pipes 12 are penetrated into the plurality of heat exchange plates so that high-temperature gas passes through the intervals and is heat-exchanged with liquid in the hollow pipes. Due to that the heat exchange plates have a shape having as the longitudinal direction, a direction where the plurality of hollow pipes are aligned, thermal expansion is accumulated in the longitudinal direction, and therefore, the heat exchange plates are formed with thermal expansion absorbing parts 15 for absorbing thermal expansion of the heat exchange plates in a range from end parts at a side into which high-temperature gas flows to parts (parts between the pipes) between positions into which the hollow pipes are penetrated, and the thermal expansion absorbing parts are formed not in all the intervals between the pipes but a part of the intervals between the pipes. With this, degradation of heat exchange efficiency can be suppressed while cracks are suppressed from occurring on the heat exchange plates of the heat exchanger.SELECTED DRAWING: Figure 4
Patent JP-2021067117-A (JP)
Title: Undulating gate
Inventor: MORI TOSHIAKI
IPC: E02B7/44
Filed: 2019-10-25
Abstract: To provide an undulating gate including a thrust bearing capable of facilitating installation and removal of a door body.SOLUTION: An undulating gate 1 includes: a door body 10 provided in water, which rotates on a predetermined axis X between an inverted state and a standing state; and a thrust bearing 4 that restricts the door body 10 from moving in the direction of axis X. The door body 10 has a contact portion 14 provided to face the thrust bearing 4 in the direction of axis X. The thrust bearing 4 has a base 41 and an attachment 42 that is detachably attached to the base 41 facing the contact portion 14 in the direction of axis X.SELECTED DRAWING: Figure 2
Patent JP-2021068647-A (JP)
Title: Lithium ion secondary battery and method for improving characteristics of lithium ion secondary battery
Inventor: TERAISHI NAOHISA
IPC: H01M4/485
Filed: 2019-10-25
Abstract: To provide a lithium ion secondary battery and a method for improving the characteristics of the lithium ion secondary battery, which can be flow-soldered and have high versatility.SOLUTION: A lithium ion secondary battery includes: a positive electrode; a negative electrode; a separator; an electrolyte; an exterior case 2 for housing them therein; a positive electrode terminal 15 connected to the positive electrode and drawn out of the exterior case 2; and a negative electrode terminal 14 connected to the negative electrode and drawn out of the exterior case 2. The negative electrode contains lithium titanate. The positive electrode terminal 15 and the negative electrode terminal 14 are drawn out in parallel in the same direction and can be short-circuited.SELECTED DRAWING: Figure 1
Patent JP-2021069418-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2019-10-29
Abstract: To provide a game machine capable of preventing mixture of a screw member into a putout part.SOLUTION: A game machine includes: a first guidance passage formation part 202 for forming a guidance passage for guiding game balls of a ball tank formation part 201 to a putout device 200; and cover parts (for example, a first cover body 310, a second cover body 320, and a third cover body 330) provided so as to cover one portion of an upper surface of the first guidance passage formation part 202. Predetermined limitation parts (for example, long holes 316A to 316C, recessed grooves 326A to 326C, and a recessed part 336) for restricting falling of screw members N1 to N6 and N11 to N16 falling onto the cover part onto the first guidance passage formation part 202 are provided in the cover part. Plural specific limitation parts (for example, hole parts 271A to 271H) for restricting movement of screw members falling on the first guidance passage formation part 202 to the putout device 200 are provided in the first guidance passage formation part 202.SELECTED DRAWING: Figure 8
Patent JP-2020039147-A (JP)
Title: User device and method performed by base station
Inventor: ZHANG LEI
IPC: H04W72/04
Filed: 2019-11-06
Abstract: To provide a method and a device that perform uplink (UL) scheduling and a method and a device that perform UL transmission.SOLUTION: A method that performs UL scheduling includes determining at least two modes for UL scheduling on the basis of the number of downlink (DL) subframes and the number of UL subframes. In each of the at least two modes, a different scheduling time delay is displayed.SELECTED DRAWING: Figure 1
Patent JP-2020039153-A (JP)
Title: Image coding device and method
Inventor: HATTORI SHINOBU
IPC: H04N19/70
Filed: 2019-11-07
Abstract: To provide an image coding device and method, which is applied to an image processor such as an image coding device for coding image data into scalable or an image decoding device for decoding coded data coded by coding image data into scalable and is capable of more exactly grasping performance required for decoding.SOLUTION: The method includes: acquiring coded data of image data and coded load definition information defining a magnitude of a load of decoding processing of a partial region of an image of the mage data; controlling decoding of the acquired coded data on the basis of the acquired decoded load definition information; and decoding the acquired coding data according to the control.SELECTED DRAWING: Figure 20
Patent JP-2021077969-A (JP)
Title: Resin film for diaphragm of portable equipment speaker and method for manufacturing the same
Inventor: GONDA TAKASHI
IPC: H04R31/00
Filed: 2019-11-07
Abstract: To provide a resin film for a diaphragm of a portable equipment speaker which can expect improvement of slipperiness even when being formed of a crystalline thermoplastic polyimide resin, and suppresses occurrence of resonance and can obtain good sound quality due to increase in a loss tangent, and a method for manufacturing the same.SOLUTION: A resin film 1 for a diaphragm is formed of a molding material 2 containing 100 pts.mass of a crystalline thermoplastic polyimide resin and 1 pts.mass or more and 100 pts.mass or less of an adhesive fluorine resin. The thermoplastic polyimide resin is prepared by at least a tetracarboxylic component and a diamine component mainly containing aliphatic diamine, and has maximum tensile strength at 23°C of 40 N/mm2 or more and tensile elongation at break of 100% or more, tensile elastic modulus at 23°C of 1,000 N/mm2 or more and 3,000 N/mm2 or less, a coefficient of static friction at 23°C of 0.50 or less, a coefficient of dynamic friction of 0.50 or less, and a loss tangent at 20°C of 0.014 or more.SELECTED DRAWING: Figure 1
Patent JP-2021041991-A (JP)
Title: Highly efficient label attachment device
Inventor: TU MINJIE
IPC: B65C9/26
Filed: 2019-11-07
Abstract: To disclose a highly efficient label attachment device according to the present invention.SOLUTION: A highly efficient label attachment device according to the present invention comprises a body; a transmission space is provided in the body; an operation space is provided on a right side of the transmission space; a compression space is provided above the transmission space; the transmission space and the operation space are communicated with each other by a middle hole; and a disk where a label paper sheet can be placed is provided in the transmission space. The device divides the label paper sheet into an attachment part and a bottom layer part, and a degree of automation of the label attachment device according to the present invention is enhanced by arranging a configuration where the attachment part is cut and attached onto a product, and by communicating each step much better via a series of mechanical transmission.SELECTED DRAWING: Figure 1
Patent JP-2021076183-A (JP)
Title: Brake device
Inventor: KATORI TAKANOBU
IPC: F16D65/22
Filed: 2019-11-08
Abstract: To enhance durability of a brake device.SOLUTION: A brake device 1 comprises an outer ring 11, a brake shoe 20, an output side rotation member 30, an input side rotation member 40, and a housing 100. The housing 100 comprises a first bearing part 13 pivotally supporting the output side rotation member 30, and a second bearing part 75 being located separately from the first bearing part 13 in an axial direction of the output side rotation member 30, and pivotally supporting the output side rotation member 30. The first bearing part 13 restrains the output side rotation member 30 from moving to one side in the axial direction, by being in contact with the output side rotation member 30 in the axial direction. The second bearing part 75 restrains the output side rotation member 30 from moving to the other side in the axial direction, by being in contact with the output side rotation member 30 in the axial direction.SELECTED DRAWING: Figure 4
Patent JP-2021075764-A (JP)
Title: Method of suppressing decrease in oxidant concentration of sulphuric acid solution containing persulfuric acid
Inventor: YAMAKAWA HARUYOSHI
IPC: C25F7/00
Filed: 2019-11-08
Abstract: To provide a method of suppressing a decrease in oxidant concentration of a sulphuric acid solution containing a persulfuric acid, which can possibly minimize the decrease in a valid oxidant concentration even when a nitrogen oxide ion, which is a contaminant causing a decrease in oxidant concentration, is mixed into the solution.SOLUTION: A sulfuric acid solution contains a persulfuric acid such as a peroxomonosulfuric acid, a peroxomonosulfate, a peroxodisulfuric acid, or a peroxodisulfate as an oxidant. An inert gas is aerated to the sulfuric acid solution containing the persulfuric acid, in which a nitrogen oxide ion, which is a contaminant promoting a decrease of the concentration of the oxidant, exists. Here, the inert gas can be any gas having no reaction with the sulfuric acid solution containing the persulfuric acid, but air or nitrogen gas (N2) is preferred in terms of safety or production cost.SELECTED DRAWING: None
Patent JP-2021081776-A (JP)
Title: Coin processor and cash handling device
Inventor: SUETOMI KAZUO
IPC: G07D11/10
Filed: 2019-11-14
Abstract: To remove a coin from a transport path in the event of abnormality.SOLUTION: A coin processor 10 includes: a pin belt transport unit 18 where a coin is transported; a pin belt 50 for transporting the coin; a plurality of branch holes 41H provided in the pin belt transport unit 18 for allowing the coin to pass by denomination; a blade 45 that switches a destination of the coin by opening or closing the branch holes 41H; a solenoid 36 that drives the blade 45; and a coin control unit 12 that switches the coin transfer control depending on whether the blade 45 is in a transport direction switching state in which the branch hole 41H is opened or in a transport direction maintenance state in which the branch hold 41H is closed in the event that an abnormality is detected in the transportation of the coin when the abnormality is detected.SELECTED DRAWING: Figure 9
Patent JP-2020045490-A (JP)
Title: Luminescent crystals and manufacturing thereof
Inventor: NORMAN ALBERT LUECHINGER
IPC: C09K11/75
Filed: 2019-11-15
Abstract: To provide, in the field of luminescent crystals (LCs), specifically, quantum dots (QDs) of formula AMX, wherein the substituents are as defined in the specification.SOLUTION: The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls, and compositions comprising luminescent crystals, and electronic devices, decorative coatings comprising luminescent crystals, and components comprising luminescent crystals.SELECTED DRAWING: Figure 1a