baber/WOPTO huggingface dataset:
Patent JP-2020524914-A (JP)
Title: 内外圧力差を調整可能な気相腐食キャビティ及びそれを用いる気相腐食方法
IPC: H01L21/683
Filed: 2018-06-28
Abstract: 本発明は、上部キャビティと、下部キャビティと、昇降制御装置とを含み、前記昇降制御装置が前記上部キャビティの上下移動を制御するように前記上部キャビティに接続され、前記下部キャビティが固定され、前記下部キャビティにキャビティ入気口及びキャビティ排気口が設けられる内外圧力差を調整可能な気相腐食キャビティであって、前記下部キャビティの前記キャビティ排気口に接続され、気相腐食キャビティの内外圧力差を調整するキャビティ吸引力制御装置をさらに含む、内外圧力差を調整可能な気相腐食キャビティを開示する。本発明が開示する内外圧力差を調整可能な気相腐食キャビティにより、キャビティ内外圧力の平衡が保持され、非金属材質のキャビティの損傷が回避される。本発明は、内外圧力差を調整可能な気相腐食キャビティによりウエハを気相腐食する方法をさらに開示する。【選択図】図４
Patent JP-2021109678-A (JP)
Title: Apple package and apple storage method
Inventor: NAKAYAMA TOKUO
IPC: B65D81/24
Filed: 2020-01-09
Abstract: To provide an apple package capable of suppressing the etiolation of the pericarp of an apple over a long period of time, and an apple storage method using the same.SOLUTION: An apple package comprises a packaging member and an apple packaged in the packaging member. In a state before the packaging member is opened, an oxygen concentration within the packaging member is in the range of 0.5-15.0 vol.%, and a carbon dioxide concentration within the packaging member is in the range of 4.0-10.0 vol.%.SELECTED DRAWING: None
Patent JP-2021112079-A (JP)
Title: Discharge control circuit
Inventor: YAHATA KOICHI
IPC: H02J7/10
Filed: 2020-01-14
Abstract: To provide a discharge control circuit preventing deterioration of a discharge resistance by eliminating an unnecessary energy loss at a charging.SOLUTION: A discharge control circuit 300 comprises: a discharge switch 71 serially connected to a discharge resistance 70; and a microcomputer 310 controlling the discharge switch 71. The discharge resistance 70 is connected in parallel to a capacitor 500 via the discharge switch 71, and the capacitor 500 is connected in parallel to a battery 901 via a connector 902. The microcomputer 310 outputs a control signal 332 (a first control signal) turning on/off the discharge switch 71 in accordance with a discharge command 330 when the discharge command 330 indicating a start or a stop of a discharge is input from a motor controller 101. The microcomputer 310 outputs a control signal 332 (a second control signal) turing off the discharge switch 71 when the discharge command is not input from the morot controller 101, and the battery 901 is in a charging state.SELECTED DRAWING: Figure 2
Patent JP-2021112808-A (JP)
Title: Polishing pad
Inventor: ITO KAZUNORI
IPC: B24B37/24
Filed: 2020-01-21
Abstract: To provide a polishing pad which easily polishes a polished object at a high polishing rate, and is difficult to degrade quality of a surface of the polished object after polishing even when having been polished at the high polishing rate.SOLUTION: A polishing pad containing a polyurethane resin foam has a polished surface. The polished surface is constituted of a surface of the polyurethane resin foam, the polyurethane resin foam contains a plurality of air bubbles and has a void ratio of 65% or more, and large-diameter air bubbles having an air bubble diameter of 200 μm or more are contained in the plurality of air bubbles accounting for 15% or more by number percentage.SELECTED DRAWING: Figure 9
Patent JP-2021115502-A (JP)
Title: Absorbent regeneration method
Inventor: NISHIYAMA SHINROKU
IPC: B01J20/18
Filed: 2020-01-23
Abstract: To provide an absorbent regeneration method capable of easily regenerating a used absorbent adsorbed with nitrogen oxide.SOLUTION: The adsorbent regeneration method includes an adsorbent feeding step, a step of separating and migrating into hot air, a process of separating into hot air and adsorbent, and a recovery process. In the adsorbent feeding step, the adsorbent adsorbed with nitrogen oxide is supplied to the regeneration chamber 2. In the process of separating and migrating into the hot air, the hot air at a temperature higher than room temperature is supplied to the regeneration chamber 2 under the reduced pressure state lower than the atmospheric pressure, and the adsorbent supplied to the regeneration chamber 2 is exposed to the hot air in the reduced pressure state, and the adsorbed nitrogen oxide is separated and migrated into hot air. In the separated process, hot air higher than room temperature containing nitrogen oxide and adsorbent is separated into hot air and adsorbent by a bug filter. In the recovery process, the nitrogen oxide recovers the adsorbent separated.SELECTED DRAWING: Figure 2
Patent JP-2021115653-A (JP)
Title: Rotor, screw hole processing method and screw processing method
Inventor: MUROTA SHINKO
IPC: B23Q11/00
Filed: 2020-01-24
Abstract: To provide a rotor capable of suppressing imbalance of the rotor; and to provide a screw hole processing method and a screw processing method.SOLUTION: A rotor 14 in one embodiment, rotating in conjunction with a shaft 12, and capable of adjusting balance by using a screw 22, includes a plurality of screw holes 20 extending along a radial direction of the rotor 14, and opened on the surface of the rotor 14, and a coating 30 provided on the surface of each screw hole 20, and having a larger friction coefficient than a friction coefficient of the rotor 14.SELECTED DRAWING: Figure 2
Patent JP-2020169797-A (JP)
Title: Combustor nozzle having improved premixing homogeneity and combustor for gas turbine provided with the same
Inventor: ALEXANDER MYATLEV
IPC: F23R3/52
Filed: 2020-01-28
Abstract: To provide a combustor nozzle and a combustor for a gas turbine provided with the combustor nozzle.SOLUTION: A combustor nozzle is provided with a plurality of vanes 110 radially arranged on an outer circumferential face and is provided with a hollow part through which fuel is supplied, on an inner part of the vanes 110. Therein, the vane 110 has a cross-section shape of an air foil, a plurality of nozzle holes 130 communicating with the hollow part are provided so as to be arranged side by side in a height direction of the vane 110 on at least one side face of a pressure face and a suction face of the cross-section shape of the air foil, the vane 110 is provided with other nozzle holes 130 having a pair of outlets at both sides of a leading edge by taking the leading edge of the air file as a reference, the other nozzle hole 130 forms an angle (α) diverging to the outer side of the vane 110 on a face perpendicular to the height direction, and a direction from the inlet side of the other nozzle hole 130 toward the outlet side forms an acute angle with respect to a radial direction of the combustor nozzle.SELECTED DRAWING: Figure 5
Patent JP-2021124517-A (JP)
Title: Display device
Inventor: HISATSUGI SHINSUKE
IPC: B60K35/00
Filed: 2020-01-31
Abstract: To provide a technique that can suppress the occurrence of a trouble in a case where a display area of a reflection mirror is increased.SOLUTION: A display device 1 is a device that performs display by a virtual image, and includes a display portion 21 including a display unit 15 configured to generate light, and a reflection mirror 17 configured to perform the display by the virtual image by reflecting light entering from the display unit 15. The reflection mirror 17 is configured to be able to adjust the reflectivity of the light. The display device 1 includes a display control device 19 configured to control the reflectivity of the reflection mirror 17. Therefore, even when a display area for display by reflecting light at the reflection mirror 17 is increased, the display control device 19 can suppress the occurrence of a trouble about various kinds of display by controlling the reflectivity of the reflection mirror 17.SELECTED DRAWING: Figure 4
Patent JP-2021125999-A (JP)
Title: Controller for electric vehicle
Inventor: ARAI SHOTO
IPC: B60L9/18
Filed: 2020-02-07
Abstract: To suppress vehicle behavior from getting unstable owing to limitation of torque of a driving motor.SOLUTION: A controller 100 for a vehicle 1 (electric vehicle) comprises a control part which controls the operation of a driving motor 15 outputting driving power for the vehicle 1, and the control part can switch the vehicle between a normal mode in which an acceleration/deceleration speed of the vehicle 1 is controlled according to acceleration/deceleration operation by a driver, and a cruise control mode in which the torque of the driving motor 15 is controlled without reference to acceleration/deceleration operation by the driver to maintain the vehicle speed of the vehicle 1 at a target speed, transition to the cruise control mode being inhibited when an upper-limit value of torque of the driving motor 15 is below a threshold.SELECTED DRAWING: Figure 1
Patent JP-2021129341-A (JP)
Title: Method of manufacturing lamination iron core
Inventor: UEDA YOICHI
IPC: B23K26/16
Filed: 2020-02-10
Abstract: To highly precisely remove a protrusion protruded from an end face of a lamination iron core body.SOLUTION: A manufacturing method includes: a lamination step for laminating a plurality of iron core pieces and forming a lamination iron core body 16; a welding step for welding an outer peripheral face or an inner peripheral face of the lamination iron core body 16 in a lamination direction; and a laser irradiation step for irradiating a protrusion of a weld bead, which protrudes from an end face 17 in a lamination direction of the lamination iron core body 16, with a laser beam by a laser processing machine 80 of a galvano-scanning system and removing the protrusion.SELECTED DRAWING: Figure 5
Patent JP-2020131711-A (JP)
Title: Laminated sheet
Inventor: MURAKAMI JUNNOSUKE
IPC: B60R13/02
Filed: 2020-02-12
Abstract: To provide a coloration technique that can impart a metallic luster and reduces a color change.SOLUTION: A laminated sheet has a base material, and two or more metal element- or metalloid element-containing layers disposed on the base material, and has a color difference ΔEof 5 or less before and after heat treatment for 240 hours at 105°C.SELECTED DRAWING: None
Patent JP-2021129450-A (JP)
Title: Battery connection system
Inventor: HAGI MASAHIRO
IPC: B60L50/64
Filed: 2020-02-14
Abstract: To provide a technique capable of simplifying routing of an electric wire electrically connected with a battery.SOLUTION: A battery connection system includes: a main battery; a sub battery; a first electric wire electrically connected with the main battery; and a plurality of second electric wires splice-connected with the first electric wire.SELECTED DRAWING: Figure 1
Patent JP-2021138373-A (JP)
Title: Binding band cutter
Inventor: NAGASHIMA MASATO
IPC: B65B13/18
Filed: 2020-03-02
Abstract: To reduce a time of binding work using a biding band.SOLUTION: By a holding portion 65 of a binding mechanism 61, a remaining portion 54 including another end 55 of a binding band 51 supported on a support surface 63 in a storage chamber 15 is pressed so as to move in a direction away from an entrance 16. Thereby the binding band 51 loosely surrounding a bound object 200 is squeezed to strongly bind the bound object 200. After this binding operation, the remaining portion 54 in the binding band 51 can be cut. In this way, two operations in which the bound object 200 is bound by the binding band 51, and thereafter the remaining portion 54 of the binding band 51 is cut can be continuously performed. Accordingly, a time required for these operations can be reduced.SELECTED DRAWING: Figure 7
Patent JP-2020097248-A (JP)
Title: System and method for operating multi-nozzle extrusion printhead in three-dimensional object printer
Inventor: BARRY P MANDEL
IPC: B29C48/92
Filed: 2020-03-02
Abstract: To provide a method for operating a three-dimensional object printer including a multi-nozzle extrusion printhead.SOLUTION: There is provided a method for operating a three-dimensional object printer, the method includes operating with a controller a first actuator to produce relative movement between a printhead and an image receiving surface along a predetermined path for one layer of a three-dimensional printed object. The method further includes first printing an outline of a given layer and then printing the interior of the given layer by using a plurality of extrusion nozzles. The method further includes, optionally, extruding a material through a portion of the plurality of nozzles, and turning on or off individual nozzles to ensure swaths printed in the interior conform to a profile of the outline.SELECTED DRAWING: Figure 1
Patent JP-2021137997-A (JP)
Title: Printing method and printer
Inventor: TANAKA AYAKA
IPC: B41M5/00
Filed: 2020-03-03
Abstract: To provide a printing method that enables improvement of image quality and image fastness.SOLUTION: A printing method includes: a step in which a liquid discharge head for discharging a liquid from nozzles 4n is used to discharge a process liquid containing a nonionic resin to a printed object; a step in which an ink containing a resin and a color material is discharged to the printed object; and a step in which a nozzle formation surface of the liquid discharge head is wiped by a wiping member containing a cleaning fluid. The wiping member includes two layers having voids. The process liquid contains a cationic substance.SELECTED DRAWING: Figure 1A
Patent JP-2020098648-A (JP)
Title: Methods, apparatus, and machine-readable storage media to collect distributed user information for media impressions and search terms
Inventor: JOHN R BURBANK
IPC: G06Q30/02
Filed: 2020-03-10
Abstract: To provide methods for monitoring use access to Internet resources.SOLUTION: A method includes: by executing a command by a processor, sending an encrypted identifier identifying at least one of a device or a user of the device to a corresponding database proprietor from a server of a viewer measurement entity via a network communication; by executing a command by the processor, receiving user information corresponding to the encrypted identifier from the corresponding database proprietor; and by executing a command by the processor, associating the user information with at least one of a search term collected at the device or a media impression logged for media accessed by the device.SELECTED DRAWING: Figure 7
Patent JP-2021145270-A (JP)
Title: Oscillation circuit
Inventor: EBINE RYO
IPC: H03L7/093
Filed: 2020-03-13
Abstract: To provide an oscillation circuit capable of performing a PLL lock up at high speed without setting a reference voltage in each target frequency.SOLUTION: An oscillation circuit comprises: a reference oscillator that outputs a reference signal; a PLL circuit that outputs a PLL control signal from a PLL control signal output part; a loop filter that is structured by including a first resistor connected to the PLL control signal output part and a first capacitor connected to the first resistor, and generates a control voltage signal by integrating the PLL control signal; a voltage control oscillator that generates a local signal on the basis of the control voltage signal; and a buffer that applies the control voltage signal to the loop filter. On the basis of a comparison result of the reference signal and the local signal, the PLL circuit outputs the PLL control signal. The buffer applies the control voltage signal to the first resistor of the loop filter and a connection part of the first capacitor.SELECTED DRAWING: Figure 1
Patent JP-2021150023-A (JP)
Title: Discharge lamp and negative electrode used for the discharge lamp
Inventor: MATSUSHIMA TAKEO
IPC: H01J61/06
Filed: 2020-03-16
Abstract: To provide a discharge lamp that maintains a high luminance for a long time, and provide a negative electrode of the discharge lamp.SOLUTION: A negative electrode of a discharge lamp, contains: a tip end part structured by a high melting metal containing a first emitter; an emitter accumulation part that is structured by a high melting metal containing a second emitter, and is arranged in an inner part of the negative electrode so as to be contacted to the tip end part in a first part of a positive electrode side end face; a second part that does not actually have the first and second emitters, and excludes the first part of the positive electrode side end face of the emitter accumulation part; and an emitter depletion part arranged between the tip end part.SELECTED DRAWING: Figure 3
Patent JP-2021150439-A (JP)
Title: Selection method of selecting condition of detecting outer peripheral edge position of wafer
Inventor: KOMATSU ATSUSHI
IPC: G01B11/00
Filed: 2020-03-18
Abstract: To appropriately select a condition of detecting an outer peripheral edge position of a wafer.SOLUTION: A selection method of selecting a condition of detecting an outer peripheral edge position of a wafer in a device having an imaging unit including a light irradiation device and a camera, comprises steps of: imaging an outer peripheral part of the wafer and forming a reference selection imaging image; selecting one point of the outer periphery of the wafer and recording a coordinate as a reference outer peripheral edge coordinate; continuously imaging the outer peripheral part of the wafer with the camera while changing a light amount from the light irradiation device; forming a plurality of condition selection imaging images, continuously executing binarization processing while changing a slice level, and forming a plurality of binarization images; detecting a boundary between a white region and a black region in the plurality of binarization images; detecting the binarization image in which a distance value between a boundary coordinate and the reference outer peripheral edge coordinate is the minimum as an optimum binarization image; recording the slice level of the binarization processing as the optimum slice level; and recording the light amount when the condition selection imaging image is imaged as the optimum light quantity.SELECTED DRAWING: Figure 4
Patent JP-2021148944-A (JP)
Title: Printing device
Inventor: UEHARA TAIYO
IPC: G03G15/08
Filed: 2020-03-19
Abstract: To suppress poor image quality at the time of high density output while suppressing the used amount of electric power.SOLUTION: The present invention comprises: powder supply means equipped with a powder supply roll for holding powder that contains a coloring material and carrier on its surface and developing an electrostatic latent image formed on powder holder with powder; developing bias application means for applying a developing bias voltage composed of an AC voltage having a DC voltage superimposed thereon to between the powder holder and the powder supply roll; calculation means for calculating a load capacitance in an area formed between the powder holder and the powder supply roll; detection means for detecting the temperature and humidity in the device body; and control means for determining the AC voltage of the developing bias voltage on the basis of the load capacitance calculated by the calculation means and the temperature and humidity detected by the detection means during high density output where image densities are higher than normal, and changing the frequency and duty cycle of the AC voltage in accordance with the peak-to-peak voltage of the determined AC voltage.SELECTED DRAWING: Figure 6
Patent JP-2021147530-A (JP)
Title: Composition for polyurethane foam raw material
Inventor: KASHIWAMOTO YUDAI
IPC: C08G18/42
Filed: 2020-03-19
Abstract: To provide a composition capable of forming a polyurethane foam having excellent adhesiveness while suppressing a decrease in hardness.SOLUTION: A composition is a composition for polyurethane foam raw material comprising an aliphatic polyester polyol having a molecular weight of 450 to 800 g/mol, in which the aliphatic polyester polyol is obtained by reaction of at least one acid selected from aliphatic dicarboxylic acids having 6 to 10 carbon atoms and at least one polyethylene glycol having 3 to 8 repeating units derived from ethylene glycol.SELECTED DRAWING: None
Patent JP-2021153160-A (JP)
Title: Polishing agent composition
Inventor: KAWAHARA AKIHIRO
IPC: H01L21/304
Filed: 2020-03-25
Abstract: To provide a polishing agent composition which enables the rise in post-polishing flatness of a polished surface and the increase in polishing rate while suppressing noise of carriers during polishing in polishing an oxide monocrystalline substrate.SOLUTION: A polishing agent composition comprises: silica particles; a water-soluble polymer compound; and water. The silica particles include: small-size silica particles of 10-60 nm in average particle diameter; and large-size silica particles of 70-200 nm in average particle diameter. The proportion of a mass of the small-size silica particles to a total mass of the small-size silica particles and large-size silica particles is 50-95 mass%. The water-soluble polymer compound consists of a polymer or copolymer including an unsaturated amide-originating constituting unit, and it is used to perform a polishing treatment of a lithium tantalate monocrystalline material or lithium niobate monocrystalline material.SELECTED DRAWING: None
Patent JP-2021157878-A (JP)
Title: Positive electrode active material and nonaqueous electrolyte secondary battery
Inventor: TAKIMOTO YUICHIRO
IPC: H01M4/505
Filed: 2020-03-25
Abstract: To provide a positive electrode active material superior in discharge rate characteristic, which enables the cutting of a raw material cost, and a nonaqueous electrolyte secondary battery arranged by use of the positive electrode active material.SOLUTION: A positive electrode active material has a composition given by the following compositional formula: LiaTib-dMncMgdOe. (In the formula, "a" to "e" satisfy the relation given by: 1.0<a<1.3; 0<b<1; 0<c<1; 0<d<0.25; 1.8<e<2.2; d<b; and b+c+d<a.) The positive electrode active material comprises a crystal phase of which the crystal structure is a rock salt type crystal structure capable of belonging to a space group Fm-3 m.SELECTED DRAWING: Figure 1
Patent JP-2021155964-A (JP)
Title: Reinforcement structure of shutter
Inventor: KURONO SATOSHI
IPC: E06B9/17
Filed: 2020-03-26
Abstract: To reinforce a shutter with an inexpensive structure.SOLUTION: A reinforcement structure of a shutter (10) for dividing an indoor space of a building into two spaces, includes: a reinforcing column (25) erected in one of the two spaces so as to face a shutter slat (21) and extended upward from a floor surface (15) of the space; and a fastening member used to fasten the reinforcing column (25) to the shutter slat (21) at a predetermined fastening point (P).SELECTED DRAWING: Figure 2
Patent JP-2021154338-A (JP)
Title: Laser processing device
Inventor: SEIYAMA TAKESHI
IPC: B23K26/142
Filed: 2020-03-26
Abstract: To provide a laser processing device that can improve a quality of finish processing.SOLUTION: A gas supply part 90 supplies mixed gas GM having at least assist gas G1 mixed with air G2. Therefore, a mixture ratio of the assist gas G1 and the air G2 can be adjusted so that a processing condition becomes appropriate, in accordance with a condition for an irradiation position CP including a thickness, a shape and a material quality in the irradiation position CP of a molded product 41, where the condition for the irradiation position CP may change during processing, depending on the molded product 41. In contrast to this, a controller 80 can change at least either of flow volumes of the mixture gas and the mixture ratio of the assist gas G1 and the air G2, during processing by a laser head 72. Therefore, the controller 80 can change the processing condition, in accordance with change of the condition for the irradiation position CP.SELECTED DRAWING: Figure 5