baber/WOPTO huggingface dataset:
Patent JP-2021121689-A (JP)
Title: Method for estimating amount of ore layer collapse in bell-armor type blast furnace
Inventor: YAKITANI MASAHIRO
IPC: C21B5/00
Filed: 2020-01-31
Abstract: To provide a method for estimating the amount of ore layer collapse in a bell-armor type blast furnace capable of contributing to the operation stability of the bell-armor type blast furnace, when ore layer collapse is generated at the final stage of charge of an ore final batch, by estimating the amount of the ore layer collapse in the reduction angle of an ore deposition tilt angle.SOLUTION: In a raw material charge method of a blast furnace 1 where ores 2 and cokes 3 are charged inside the blast furnace 1 into an alternate layer state at a batch unit using a bell-armor type raw material charge device 4, upon charge of an ore final batch from a lower bell 7, provided that a final mass flow velocity of ores at the final stage of charge of the ore final batch is defined as Ffin, a value of the Ffin in a boundary at which ore layer collapse of a phenomenon in which a deposition tilt angle of an ore layer at the final stage of charge reduces is generated is defined as Fc, a final deposition tilt angle of the ore layer when ore layer collapse is not generated is defined as θc, and an amount of ore layer collapse as the reduction amount of the deposition tilt angle of the ore layer in the generation of ore layer collapse is defined as Δθ, the value Δθ of the amount of ore layer collapse is estimated using Ffin, Fc, θc.SELECTED DRAWING: Figure 1
Patent JP-2021123011-A (JP)
Title: Pre-coating liquid, image formation method using pre-coating liquid and image formation device
Inventor: MOTOTANI AKIHIRO
IPC: B41J2/01
Filed: 2020-02-04
Abstract: To provide a pre-coating liquid capable of wetting and spreading ink such that dots of the ink coalesces, an image formation method capable of obtaining clear image excellent in the transferability, by using the pre-coating liquid and an image formation device.SOLUTION: A pre-coating liquid of the present invention is a pre-coat liquid applied to the surface of an intermediate transfer body before an active line curable ink is applied in an intermediate transfer type image formation method using the active line curable ink and the intermediate transfer body, and the pre-coating liquid includes a water-soluble polymer, hydrophilic liquid and water. The content of the water-soluble polymer is 0.1 pt.mass or larger and 100 pts.mass or smaller relative to 100 pts.mass of the hydrophilic liquid.SELECTED DRAWING: Figure 1
Patent JP-2021113033-A (JP)
Title: All-weather type variable shape tire
Inventor: IKEDA YUTAKA
IPC: B60C11/00
Filed: 2020-01-18
Abstract: To provide an all-weather type variable shape tire that does not require replacement depending on a road surface condition when a vehicle travels on a road.SOLUTION: A tire according to this invention dynamically changes a tire surface thereof to a shape of a winter tire if a road surface is slippy due to snow accumulation or freezing and, if not, automatically changes to a shape of a normal tire when a vehicle travels on a road. The tire includes a shape memory alloy, the alloy is embedded in the tire surface and deforms depending on a temperature change, and the deformed alloy changes an outer shape of the tire made mainly of rubber. The alloy memorizes the shapes of the tire so as to deform to the shape for winter in a low temperature range or to the shape for a normal season in a high temperature range. This basic principle is an operation to "develop" or "eliminate" lateral grooves.SELECTED DRAWING: Figure 1
Patent JP-2021122914-A (JP)
Title: Production method for steel sheet
Inventor: MIYAZAKI YASUNOBU
IPC: B23Q17/24
Filed: 2020-02-07
Abstract: To provide a production method for aluminum-plated steel sheet capable of cutting both surfaces in a thickness direction in the edge parts of the steel sheet in a shorter time than heretofore.SOLUTION: A production method S10 for steel sheets includes producing the steel sheet by cutting the edge parts of an aluminum-plated steel sheet in which an intermetallic compound layer and aluminum-plated layer are provided in order from a base material sheet side on each surface of a base material steel sheet in a thickness direction. The method comprises: a first cutting process S22 of cutting, by a first end mill, a first surface disposed at a first side in the thickness direction in the edge part of the aluminum-plated steel sheet; and a second cutting process S23 of cutting a second surface disposed at a second side opposite to the first side in the thickness direction in the edge part of the aluminum-plated steel sheet by a second end mill different from the first end mill.SELECTED DRAWING: Figure 3
Patent JP-2021127774-A (JP)
Title: Hub unit bearing
Inventor: KAMIYA YOSHIO
IPC: F16C19/38
Filed: 2020-02-10
Abstract: To provide a hub unit bearing capable of suppressing the occurrence of skewing of a tapered roller.SOLUTION: A hub unit bearing 10 is equipped with a tapered roller 20. The tapered roller 20 is divided into two pieces in a roller axis direction of the tapered roller 20, and is equipped with a small diameter side roller portion 21 and a large diameter side roller portion 22. The small diameter side roller portion 21 and the large diameter side roller portion 22 are inserted in the same pocket 15a of a holder 15. While the small diameter side roller portion 21 and the large diameter side roller portion 22 are contacted in the roller axis direction, rolling surfaces 21a and 22a of the small diameter side roller portion 21 and the large diameter side roller portion 22 form the same conical surface.SELECTED DRAWING: Figure 1
Patent JP-2021127775-A (JP)
Title: Method for manufacturing high-pressure tank
Inventor: TAKAMI MASAYOSHI
IPC: F16J15/04
Filed: 2020-02-10
Abstract: To provide a method for manufacturing a high-pressure tank capable of forming a liner having a stable shape easily.SOLUTION: A method for manufacturing a high-pressure tank 1 prepares a cylindrical member 31 and dome members 32, 33 that are a plurality of divided bodies 30A, 30A made of fiber-reinforced resin having a shape in which a first reinforcement layer 30 is divided so as to have contact surfaces 31f to 33f in contact with the outer surface of a liner 2, and on the contact surfaces 31f to 33f, the cylindrical member 31 and the dome members 32, 33 are coated with resin layers 21A to 21C serving as the liner 2. Next, the cylindrical member 31 and the dome members 32, 33 are joined, and the resin layers 21A to 21C are joined to form the first reinforcement layer 30 and the liner 2.SELECTED DRAWING: Figure 3
Patent JP-2021127705-A (JP)
Title: Scroll type vacuum pump
Inventor: KAWAZOE SHINJI
IPC: F04C25/02
Filed: 2020-02-12
Abstract: To provide a scroll type vacuum pump which does not require a cooling device, does not generate condensate water and improves the degree of vacuum.SOLUTION: In a scroll type vacuum pump 1, when an electric motor 4 is driven and a drive shaft 20 is rotated, a second drive scroll member 17, a third drive scroll member 28 connected therewith, and a first drive scroll member 6 are rotated and with this rotation, first and second driven scroll members 12 and 23 perform swing motions in relative to the first, second and third drive scroll members 6, 17 and 28 while being rotated. Therefore, first and second expansion spaces 13 and 29 are expanded from a central part to an outermost peripheral part while enlarging their capacity, and first and second compression spaces 24 and 32 are compressed from the outermost peripheral part to the central part while reducing their capacity, such that a fluid is sucked and drained.SELECTED DRAWING: Figure 1
Patent JP-2021128454-A (JP)
Title: Information processing apparatus, information processing method, and program
Inventor: YAMAMOTO JUN
IPC: G06N3/08
Filed: 2020-02-12
Abstract: To allow for reducing an influence of delay due to switching between levels of abstraction relating to classification of feature data, in a more suitable manner.SOLUTION: An abstraction level determiner 105 determines levels of abstraction relating to classification of prescribed feature data. At least two calculation parameters which are based on results of machine learning corresponding to at least two of the determined levels of abstraction and are to be applied to a convolutional neural network are held in a memory 104. With respect to a designed bit width of the memory 104, the at least two calculation parameters have at least partial bits as a common term, and the calculation parameter which the level of abstraction corresponding to is lower has a larger bit width.SELECTED DRAWING: Figure 5
Patent JP-2021126673-A (JP)
Title: Manufacturing method of laminated molding
Inventor: FUJII TATSUYA
IPC: B23K9/032
Filed: 2020-02-13
Abstract: To provide a manufacturing method of a laminated molding which can efficiently manufacture a high-quality molding by suppressing the formation of a non-welded part.SOLUTION: A manufacturing method of a laminated molding for forming a molding by laminating weld beads B which are obtained by fusing and hardening a filler material M includes; a frame part molding process for molding a frame part 53 by using weld beads B1; an internal molding process for molding an internal molding part 55 in which weld beads B2 are aligned in parallel with one another by forming a plurality of the weld beads B2 along a first direction X in the frame part 53; and a filling molding process for forming weld beads B3 along a second direction Y intersecting with the first direction X in a gap G which is formed between an end part 55a of the internal molding part 55 and the frame part 53, and filling the gap G.SELECTED DRAWING: Figure 2D
Patent JP-2021126356-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2020-02-14
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-2021134549-A (JP)
Title: Natural ground exploration device and natural ground exploration method
Inventor: SHIDA TOMOYUKI
IPC: E21D9/06
Filed: 2020-02-27
Abstract: To propose a natural ground exploration device and a natural ground exploration method that make it possible to measure the amount of excess excavation around a shield machine in a shield method with high accuracy.SOLUTION: A natural ground exploration device 2 includes a water flow generator 3 that injects water W from a shield machine 1 toward a natural ground G, and an ultrasonic sensor 4 that emits ultrasonic waves U from the shield machine 1 toward the natural ground G. The ultrasonic sensor 4 is arranged behind an injection port 33 of the water flow generator 3 in the injection direction, and emits the ultrasonic waves U in a water column WP formed by the water W injected from the injection port 33.SELECTED DRAWING: Figure 2
Patent JP-2021134570-A (JP)
Title: Drain socket and flush toilet bowl
Inventor: YAMAZAKI SEI
IPC: E03D11/16
Filed: 2020-02-27
Abstract: To increase hardness of a drain socket.SOLUTION: A drain socket 10 connects an exhaust port of a flush toilet bowl with a drain pipe installed on a floor surface. The drain socket comprises a toilet bowl side connection part 20, a floor side connection part 31 and a bent part 32. The toilet bowl side connection part has an upper opening part 22 to be connected with the exhaust port. The floor side connection part has a lower opening part to be connected with the drain pipe. The bent part connects the toilet bowl side connection part with the floor side connection part. The toilet bowl side connection part has a rib 25 that projects to the bent part side from a body part extending downward from the upper opening part and that is connected with the bent part.SELECTED DRAWING: Figure 2
Patent JP-2021135767-A (JP)
Title: Image processing apparatus and program
Inventor: KAWABATA MIE
IPC: H04N1/00
Filed: 2020-02-27
Abstract: To provide an image processing apparatus and the like which can solve such a problem that a user who does not know a new password cannot access a box when a set password becomes a prohibited password subsequently for the box set with the password.SOLUTION: A password is set for each box regarding one or a plurality of boxes which a plurality of users can access. It is determined that the set password becomes a prohibited password after the setting, and a determination flag is set to be ON when it is determined that the set password becomes the prohibited password. When any user tries to access the box, t is determined whether or not the determination flag is ON. When the determination flag is ON, the access to the box with the prohibited password is permitted if a prescribed condition is not satisfied. If the prescribed condition is satisfied, the determination flag is turned OFF and the access to the box with the prohibited password is not permitted.SELECTED DRAWING: Figure 6
Patent JP-2021136225-A (JP)
Title: Lighting system and luminaire
Inventor: NAGASOE KAZUFUMI
IPC: H05B47/00
Filed: 2020-02-28
Abstract: To provide a lighting system and a luminaire that can suppress erroneous dimming control while being dimmed by an AC voltage for dimming.SOLUTION: A lighting system 1 includes a period detection unit 133, a time detection unit 134, and a voltage determination unit 135. The period detection unit 133 compares an instantaneous value of a dimming AC voltage Vi2 or a lighting AC voltage Vi1 with at least one voltage threshold value, and detects a first period in which the instantaneous value is greater than or equal to at least one voltage threshold, and a second period in which the instantaneous value is less than at least one voltage threshold as a set detection period. The time detection unit 134 obtains a time length of the detection period at the time of setting. The voltage determination unit 135 determines the magnitude of the dimming AC voltage Vi2 or the lighting AC voltage Vi1 on the basis of the time length.SELECTED DRAWING: Figure 2
Patent JP-2021149294-A (JP)
Title: Share-ride vehicle support system
Inventor: TABE HIROYUKI
IPC: G06Q30/06
Filed: 2020-03-17
Abstract: To provide a share-ride vehicle support system which enables easy formation of a share-ride group reflecting a desired condition of a share-ride user.SOLUTION: A share-ride vehicle support system has a user terminal, a server which is connected to the user terminal via network, and creates and outputs sets of recommended share-ride groups on the basis of a plurality of share-ride conditions input by a share-ride user. A share-ride condition includes a first share-ride condition to which an allowable condition is input in the user terminal by the share-ride user, and a second share-ride condition that is input in the user terminal by the share-ride user together with a level of desire. The server sequentially executes extraction processing of extracting sets of share-ride groups such that the first share-ride condition satisfies the allowable condition and an extraction condition determined according to the degree of desire of the second share-ride condition is satisfied, for each of the share-ride users, and selection processing of selecting and outputting a set adaptable to the input share-ride condition among the extracted sets.SELECTED DRAWING: Figure 1
Patent JP-2020153224-A (JP)
Title: Piping structure
Inventor: TERACHI SHINJI
IPC: E04D13/04
Filed: 2020-03-18
Abstract: To provide a piping structure capable of efficiently connecting a drainage member provided on the top surface of a floor structure to a resin piping arranged below the floor structure through a through hole formed in the floor structure.SOLUTION: There is provided a rainwater drainage piping 10 comprising: a siphon type rainwater drainage member 100 arranged on the upper surface of a floor structure 10S, a connecting short pipe 120 arranged in a through hole 10H formed in a floor slab 10S, and a resin piping 140. At the upper end of the connecting short pipe 120, an upper end screw 120A is formed, and a first screw portion 120A and a lower mounting screw 100B of the siphon type rainwater drainage member 100 are screwed together. The lower end of the connecting short pipe 120 projects downward from the lower surface of the floor slab 10S, and a lower end screw 120B is formed at the lower end and connected to a second mounting screw 140A of the resin piping 140.SELECTED DRAWING: Figure 1
Patent JP-2021149657-A (JP)
Title: Optical information reader, optical information reading method, optical information reading program, computer readable recording medium, and recorded instrument
Inventor: HIRANO TAKASHI
IPC: G06K7/14
Filed: 2020-03-19
Abstract: To facilitate specification of the cause of an error that has occurred in an optical information reader.SOLUTION: An optical information reader 1 comprises: an imaging unit 5 that, every time a trigger signal is received, picks up a plurality of images at a predetermined timing until reading of a code becomes successful or reading processing times out; and an output unit that outputs, to a management device, information on the timing at which the optical information reader 1 receives the trigger signal, information on whether the code reading becomes successful, and the plurality of images picked up by the imaging unit 5. The trigger signal is associated with correctness information on whether reading processing performed by a decoding unit 31 is OK or NG and a plurality of images picked up based on the trigger signal. When the optical information reader selects a reading result corresponding to an arbitrary trigger signal with the management device, in a state in which a list of reading results corresponding to the plurality of trigger signals is displayed on a display 50, the optical information reader can display, on the display 50, at least any one of a plurality of images associated with the selected trigger signal.SELECTED DRAWING: Figure 3
Patent JP-2021148282-A (JP)
Title: Valve adjustment device and buffer
Inventor: TANAKA SHIN
IPC: F16F9/44
Filed: 2020-03-23
Abstract: To provide a valve adjustment device which allows a user to adjust resistance of a valve and a damping force of a buffer as desired, and to provide the buffer.SOLUTION: A valve adjustment device 1 of the invention includes: a shaft 31 which has a screw part 31a at an outer periphery, can be displaced in an axial direction by rotation in a circumferential direction, and provides displacement to a valve V which changes resistance to flow of a working fluid (a fluid) by transmission of the displacement; a ball 32 which is housed in a hole 31b opening from the side of the shaft 31 in a radial direction; a spring 33 which is housed in the hole 31b and biases the ball 32 outward from the hole 31b; and a cylindrical notch case 34 in which the shaft 31 is inserted and which has detent grooves 34a, 34b, 34c provided at an inner periphery along the axial direction and allowing the ball 32 to be fitted therein. At least one of the detent grooves 34a, 34b, 34c is shorter than other detent grooves 34b, 34c.SELECTED DRAWING: Figure 2
Patent JP-2021155264-A (JP)
Title: Manufacturing method of nickel-containing hydroxide
Inventor: KOBAYASHI RYOTA
IPC: H01M4/48
Filed: 2020-03-27
Abstract: To provide a method of manufacturing nickel-containing hydroxide which cannot only improve a packing density but also can produce particles prevented from cracking.SOLUTION: A manufacturing method of nickel-containing hydroxide comprises: a reaction step of obtaining nickel-containing hydroxide by continuously supplying a metal-containing aqueous solution containing nickel, an aqueous solution containing a complexing agent, and an alkaline aqueous solution into a reaction vessel to cause a crystallization reaction; a slurry extracting step for continuously extracting a slurry containing the nickel-containing hydroxide from the reaction vessel; a classification step of continuously supplying the slurry containing the nickel-containing hydroxide to a classifier to classify into a first particle part and a second particle part having smaller average particle size than the first particle part; and a second particle reflux step of continuously returning the second particle part to the reaction vessel, in which the slurry concentration containing the nickel-containing hydroxide in the reaction vessel is adjusted to a range of 50 g/L or larger to 280 g/L or smaller.SELECTED DRAWING: Figure 1
Patent JP-2021158274-A (JP)
Title: Heat conductive sheet and manufacturing method thereof
Inventor: MURAKAMI YASUYUKI
IPC: C01B32/159
Filed: 2020-03-27
Abstract: To provide a heat conductive sheet that is hard to tear when used.SOLUTION: A manufacturing method of a heat conductive sheet containing a resin, a particulate filler, and a fibrous carbon material includes a step of mixing a dispersion liquid containing a fibrous carbon material and a dispersant with a resin and the particulate filler, and the dispersant coverage of the fibrous carbon material in the dispersion is 30 mass% or more and 160 mass% or less.SELECTED DRAWING: None
Patent JP-2021160368-A (JP)
Title: Display device for vehicle
Inventor: SAWARA YUSUKE
IPC: B60K35/00
Filed: 2020-03-30
Abstract: To provide a display device for vehicle which can suppress discomfort feeling that occurs due to a relationship with a curved protective member during movement of an image displayed on a planar display.SOLUTION: A display device for vehicle 1 comprises a planar display 12, a permeable curved cover lens 17 which covers the display 12, and a control part which displays images 36, 37 on the display 12. The control part changes the images 36, 37 according to a clearance from a display position to the cover lens 17 when moving the display position of the images 36, 37 on the display 12.SELECTED DRAWING: Figure 4
Patent JP-2021162190-A (JP)
Title: Drainage gutter cover
Inventor: KIYOTA SHUNSUKE
IPC: F27B3/24
Filed: 2020-03-31
Abstract: To provide a technology preventing an unexpected outflow from a drainage gutter draining cooling water flowing down from an outer wall and enabling operation further improved in safety, when cooling the outer wall of a metal refining furnace on which a thermal load is applied.SOLUTION: A drainage gutter cover is attached to a drainage gutter 51 of cooling water provided on an outer wall 5w of a metal refining furnace 5. The drainage gutter cover is equipped with a body portion 11 that is made from a square platy body having an upper surface 11a and a lower surface 11b, a folded side portion 12 made by folding back one side of the body portion 11 to the upper surface 11a side at a predetermined angle, and a locking portion 14 projecting in a generally vertical direction to the lower surface 11b. In the drainage gutter 51, a plurality of reinforcing ribs 52 tilted diagonally downward from the outer wall 5w of the metal refining furnace 5 and connected to a receiving end portion 51r of the drainage gutter 51, is provided at predetermined intervals. The drainage gutter cover 1 is placed on the two or more reinforcing ribs 52, and is attached by locking the locking portion 14 to a groove portion 52g provided in the reinforcing rib 52.SELECTED DRAWING: Figure 3