baber/WOPTO huggingface dataset:
Patent JP-2021032440-A (JP)
Title: Heat source unit and freezer
Inventor: SAKAE SATORU
IPC: F25B1/00
Filed: 2019-08-21
Abstract: To improve accuracy for determination that the opening of a utilization side expansion valve has increased, in a first operation of reducing the opening of a heat source expansion valve in an oil recovery operation.SOLUTION: An oil recovery operation includes a first operation of reducing the opening of a heat source expansion valve (28) and a second operation of increasing the opening of the heat source expansion valve (28) after the first operation. A controller (80) is configured to execute the second operation when the first condition is satisfied during the first operation. The first condition includes at least a condition that the difference ΔP between the pressure of refrigerant on the downstream side of the heat source expansion valve (28) in a liquid pipe (43) and the pressure of suction refrigerant of a compression element (C) is smaller than a predetermined value.SELECTED DRAWING: Figure 4
Patent JP-2021032291-A (JP)
Title: bolt
Inventor: TANIMOTO KAZUTAKA
IPC: F16B35/00
Filed: 2019-08-21
Abstract: To provide a bolt capable of attaching a member in a short time.SOLUTION: A bolt comprises: an inner shaft; a head connected to one end of the inner shaft; and an outer cylinder that is folded back from the other end of the inner shaft toward the head, has a partial cylindrical shape partially surrounding the outside of the inner shaft with a gap, and has a male screw part formed on its outer peripheral surface. Preferably, the outer cylinders are further provided in pairs at positions that are axially symmetric, and each of the outer cylinders has a flat inner surface that is parallel to each other and faces each other. Preferably, the outer cylinder further has a barrel-shaped axial cross-sectional shape.SELECTED DRAWING: Figure 1
Patent JP-2019195851-A (JP)
Title: Joining method of metallic member
Inventor: YAMAMOTO KOJI
IPC: B21D39/00
Filed: 2019-08-23
Abstract: To provide a non-penetrating joining structure of a metallic member which joins a joining member made of a metallic material and a member to be joined so that airtightness becomes high.SOLUTION: A non-penetrating joining structure of a metallic member includes: a metallic joining member 4 which has a protrusion section 4c to be a non-penetrating joining structure; a member 5 to be joined which has a bag hole 5a into which the protrusion section 4c of the joining member 4 can be inserted; an undercut section 4cc which is formed so that a back face is obliquely deformed at an upper end outer periphery of the protrusion section 4c of the joining member 4 by compressing the member 5 to be joined in a state of inserting the protrusion section 4c of the joining member 4 into the bag hole 5a of the member 5 to be joined and simultaneously plastically deforming the joining member 4 by the member 5 to be joined; and excess metal of the member 5 to be joined which is turned around the back face of the undercut section 4cc accompanying the plastic deformation and joins both the members so as not to be extracted.SELECTED DRAWING: Figure 3
Patent JP-2021009343-A (JP)
Title: Image capturing optical lens
Inventor: SUN WEN
IPC: G02B13/00
Filed: 2019-08-23
Abstract: To provide an optical lens, in particular, an image capturing optical lens.SOLUTION: An image capturing optical lens provided herein comprises, in order from the object side to the image side, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens, where the second lens has negative refractive power and the third lens has negative refractive power. The image capturing optical lens satisfies the following conditional expressions: -10.00≤f1/f3≤-1.00, 3.50≤R5/R6≤20.00. The image capturing optical lens offers high imaging performance and a short total optical length (TTL).SELECTED DRAWING: Figure 1
Patent JP-2020056098-A (JP)
Title: Method and apparatus for additive production of structure including on-the-spot reinforcement
Inventor: PRAKASH OM
IPC: B33Y30/00
Filed: 2019-08-23
Abstract: To provide a method and apparatus for additive production.SOLUTION: A method for additive production is provided. The method includes a step of depositing a layer of a base material on which an additive production component is manufactured. The method further includes a step of depositing, on the layer of the base material, a slurry comprising a solvent, particles for a structural material, and a reinforcer.SELECTED DRAWING: Figure 2A
Patent JP-2021035179-A (JP)
Title: Polyphase motor driving device
Inventor: IIDA AKIRA
IPC: H02P25/22
Filed: 2019-08-26
Abstract: To provide a polyphase motor driving device that reduces potential fluctuation between a main circuit and the ground, which can occur when the polyphase motor driving device passes an electric current to a plurality of windings in a polyphase motor.SOLUTION: In the polyphase motor driving device in an embodiment, a first main circuit is connected to a first winding and supplies AC power to the first winding, on the basis of a first PWM signal that has been modulated by a single-phase pulse width modulation (hereinafter, referred to as PWM) method. A second main circuit is connected to a second winding and supplies AC power to the second winding, on the basis of a second PWM signal that has been modulated by the PWM method. The first control unit is provided in association with the first main circuit, and supplies the first PWM signal in which the phase with respect to a reference phase has been determined on the basis of a speed of the polyphase motor, to the first main circuit. The second control unit is provided in association with the second main circuit, and supplies the second PWM signal in which the phase with respect to the reference phase has been determined on the basis of the speed of the polyphase motor, to the second main circuit.SELECTED DRAWING: Figure 1
Patent JP-2021032184-A (JP)
Title: Throttle valve device
Inventor: NAGAYA TAKUMI
IPC: F02D9/10
Filed: 2019-08-27
Abstract: To suppress inevitable occurrence of minute rotational position displacement between a body and a cover during a time from temporary assembly to final assembly.SOLUTION: Any one of terminals 143, 144 of a motor and a terminal of the cover is formed in tuning-fork shape, and the other is formed in plate shape. Any one of the terminals 143, 144 of the motor and the terminal of the cover is arranged in parallel to a line connecting an intermediate shaft and the terminal, and the other is arranged orthogonally to the line. Thus, even when minute rotational position displacement inevitably occurs centering around the intermediate shaft 203 and a guide hole, terminal engagement between the cover and the motor can be well maintained without causing the tuning-fork shaped terminal to be pinched by the position displacement.SELECTED DRAWING: Figure 70
Patent JP-2020014224-A (JP)
Title: Imaging element and imaging apparatus
Inventor: KOMABA TAKAFUMI
IPC: H03M1/14
Filed: 2019-08-29
Abstract: To provide an imaging element capable of performing weighted addition without including conversion errors (conversion errors and quantization errors due to noise components) that occur when performing A/D conversion when performing weighted addition of pixel signals input via a vertical signal line VL of a solid-state imaging apparatus.SOLUTION: The imaging element includes: a holding circuit having a plurality of pixels, a first holding unit for holding a signal from a first pixel among the plurality of pixels, and a second holding unit for holding a signal from a second pixel among the plurality of pixels; a comparator used for converting an input signal into a digital signal; and a connection unit for electrically connecting the holding circuit and the comparator.SELECTED DRAWING: Figure 1
Patent JP-2021032395-A (JP)
Title: Closing device and piping closing unit
Inventor: MAENO JUN
IPC: F16J13/02
Filed: 2019-08-29
Abstract: To secure high sealability even in the case where a pressure difference exists between one side and the other side of a closing device, in the closing device which is arranged inside a closing object pipeline.SOLUTION: A closing device performs closing of a closing object pipeline and it includes: a closing plate whose diameter is smaller than an inner diameter of the closing object pipeline; a seal part capable of bulging to the outside radially of the closing plate from an outer edge of the closing plate; and a locking hook which is provided on a surface of one side of the closing plate and which can be locked at part of the inside of the closing object pipeline.SELECTED DRAWING: Figure 1
Patent JP-2021039020-A (JP)
Title: Communication terminal and computer program
Inventor: YONEDA TOMOKI
IPC: H04M11/00
Filed: 2019-09-04
Abstract: To provide a communication terminal and a computer program that enable the communication terminal to continue to provide appropriate information and guidance to a user by minimizing disadvantage to the user, even when the accuracy of the orientation detection result of the communication terminal is low.SOLUTION: A terminal is configured to acquire the detection results of the orientation of a communication terminal 1 using various sensors of the communication terminal 1 in a predetermined cycle, identify the orientation of a moving object (e.g., the user himself/herself or a vehicle) based on the acquired detection results, and identify the direction of the moving object to a specific direction when the accuracy of the acquired detection results is less than a threshold value.SELECTED DRAWING: Figure 3
Patent JP-2020012837-A (JP)
Title: Mass spectrometry of steroidal compounds in multiplexed samples
Inventor: BRETT HOLMQUIST
IPC: G01N27/62
Filed: 2019-09-05
Abstract: To provide a method of quantitatively measuring steroidal compounds by mass spectrometry.SOLUTION: A method disclosed herein comprises: processing each test sample separately to prepare a plurality of processed samples; and distinguishing a steroidal compound in each processed sample from the steroidal compound in other processed samples by mass spectrometry.SELECTED DRAWING: None
Patent JP-2021037212-A (JP)
Title: Game machine
Inventor: YASUMI HIROYUKI
IPC: A63F7/02
Filed: 2019-09-05
Abstract: To effectively improve designability.SOLUTION: A game machine includes: a game board in which a game area for rolling game balls is formed on the front; a performance accessory device 202 provided on the game board; and a spherical part 410 of a design unit 400 provided on the front side of the game board so as to oppose the performance accessory device 202. In opposite faces 202d, 410a in which the performance accessory device 202 opposes the spherical part 410, at least a part of the contour of the spherical part 410 of the design unit 400 is larger than the contour of the performance accessory device 202.SELECTED DRAWING: Figure 5
Patent JP-2021041421-A (JP)
Title: Roll for continuous casting
Inventor: TERASAWA SOICHI
IPC: F16C13/00
Filed: 2019-09-09
Abstract: To provide a roll for continuous casting, even in a severe use environment, capable of suppressing the generation of cracks in an outer circumferential face and the progress of cracks to the inside in a radial direction and attaining the elongation of the service life thereof.SOLUTION: A roll for continuous casting comprises a roll body, and a heat resistant layer 32 formed at an outer circumferential face of the roll body. A plurality of circumferential grooves 35 extending in a circumferential direction are formed over an axial direction of the roll body at the outer circumferential face of the heat resistant layer 32. A plurality of annular cavity parts 37 extending in the circumferential direction are formed over the axial direction of the roll body at the inside of the heat resistant layer 32. Bottom parts 37a located at the inside in a radial direction viewed from cross sections along the axial line of the roll body are formed into a curved face shape in the cavity parts 37. At least a part of the plurality of cavity parts 37 is arranged at the inside in the radial direction of a flat region 36 in which the circumferential grooves 35 are not formed.SELECTED DRAWING: Figure 3
Patent JP-2020004443-A (JP)
Title: Technique for measuring overlay between layers of multilayer structure
Inventor: DHANANJAY SINGH RATHORE
IPC: G01B15/00
Filed: 2019-09-17
Abstract: To provide a technique of determining the overlay between layers of a multilayer structure by analyzing an image of the multilayer structure.SOLUTION: The method for determining the overlay between layers of a multilayer structure can include: obtaining a predetermined image of a multilayer structure; obtaining a prediction image of the layers of the multilayer structure; providing a combined prediction image of the multilayer structure as a combining body of the prediction image of the layers; executing alignment of the predetermined image to the combined prediction image; and segmenting the predetermined image and generating a map of the segmented image and the layers of the multilayer structure. The method can further include determining the overlay between two freely selected layers of the multilayer structure by processing the predicted image of the selected two layers and the map of the two layers.SELECTED DRAWING: Figure 2
Patent JP-2021047683-A (JP)
Title: Tire management device, tire management method and tire management program
Inventor: TODA HAYATO
IPC: G06Q10/00
Filed: 2019-09-19
Abstract: To provide a tire management device, a tire management method and a tire management program, contributing to scheduling of replacement work by understanding of replacement timing of a tire.SOLUTION: A tire management device (10) includes a groove residual amount acquisition unit (12) that acquires a groove residual amount of a tire, a traveling information acquisition unit (13) that acquires traveling information of a mobile object attached with a tire, a replacement timing calculation unit (14) that calculates replacement timing of a tire on the basis of the groove residual amount and the traveling information, and a notification unit (15) that, when the number of tires to be replaced in the replacement timing exceeds a threshold value, notifies a predetermined notification destination of this fact.SELECTED DRAWING: Figure 1B
Patent JP-2021001860-A (JP)
Title: Storage container and method for designing storage container
Inventor: MAEDA KAZUTO
IPC: G21F5/005
Filed: 2019-09-19
Abstract: To simplify disposal work without deteriorating shielding performance.SOLUTION: A storage container has an accommodation body 10 that accommodates high-dose substances, and a lid that closes an accommodation port of the accommodation body 10. The accommodation body 10 has a bottom 11, a side wall 12 connected to the bottom 11 and extending along the vertical direction of the bottom 11, and a through hole 13 penetrating from a connection part 15 between an inner surface 11a of the bottom 11 and an inner surface 12e of the side wall 12 to the outside of the accommodation body 10. The through hole 13 has at least one refraction part 13p.SELECTED DRAWING: Figure 3
Patent JP-2021045089-A (JP)
Title: Attraction method of natural enemy insect to crop, and humidity generating blower module for attraction
Inventor: TEZUKA TOSHIYUKI
IPC: A01K67/033
Filed: 2019-09-19
Abstract: To provide a method for separating natural enemy insects easily as the need arises from a natural enemy-preserving plant where natural enemy insects settle, and attracting the insects to crops; and to provided a humidity generating blower module used at the attraction time.SOLUTION: A method for attracting natural enemy insects to crops has ; first of all, step I for introducing a natural enemy-preserving plant near crops; secondly, step II for introducing, or naturally generating natural enemy insects that can parasitize it to the natural enemy-preserving plant; thirdly, step III for sending high humidity air to the natural enemy-preserving plant; and fourthly, step IV for sending high humidity air to the natural enemy-preserving plant, to thereby move the natural enemy insects to the crops. A humidity generating blower module used at the attraction time is also provided.SELECTED DRAWING: Figure 1
Patent JP-2020130170-A (JP)
Title: Beverage having reduced gallate type catechin-derived bitterness
Inventor: HAYAKAWA SATOSHI
IPC: A23L2/00
Filed: 2019-09-24
Abstract: To provide a beverage containing gallate-type catechin and having a pH of at least 5.0, wherein the sharp bitter taste from gallate-type catechin that is perceived when drinking the beverage is reduced.SOLUTION: The beverage contains 1-250 ppm of gallate-type catechin, contains at least 40 ppm of linalool, and has a pH of 5.0-8.0. The beverage has a Brix of 1 or less. The beverage contains tea extract.SELECTED DRAWING: None
Patent JP-2021051164-A (JP)
Title: Image forming system having ventiduct for developing chamber
Inventor: MORI TADAO
IPC: G03G15/08
Filed: 2019-09-24
Abstract: To provide an image forming system that curbs an increase in atmospheric pressure inside a developing device main body to suppress scattering of toner to the outside of the developing device main body.SOLUTION: An image forming system comprises: a housing 21A; a developing roller 24 that transfers developer to an image carrier 40 in a developing area; a developer regulation unit 25 that regulates the thickness of the developer conveyed by the developing roller 24; and a ventiduct 100 that extends outside a developing chamber H, and has an entrance 101 for sucking in an air flow and an exit 102 arranged between the developer regulation unit 25 and the developing area. The ventiduct 100 has a cross section orthogonal to the direction of the air flow from the entrance 101 to the exit 102, and on a cross section at a narrowest position where the ventiduct 100 becomes narrowest, the width of the developing roller 24 in a width direction parallel to a rotation shaft 24A is larger than the thickness in a thickness direction orthogonal to the width direction.SELECTED DRAWING: Figure 2
Patent JP-2021049894-A (JP)
Title: Automatic operation system
Inventor: KUWAHARA KEISUKE
IPC: B62D1/04
Filed: 2019-09-25
Abstract: To prevent erroneous detection of gripping while properly instructing a grip position of a steering wheel to an operator, at the time of operation takeover from automatic operation to manual operation.SOLUTION: An automatic operation system 1 is equipped with a grip position deciding portion 10a that decides a grip position of a steering wheel on the basis of a recognition result of a traveling environment by an external environment recognition unit 20 and a locator unit 30 and a detection result of a state of an operator by an operator monitoring unit 40, and a grip position presenting portion 10b that presents the grip position of the steering wheel decided by the grip position deciding portion 10a to the operator, in an automatic operation unit 10.SELECTED DRAWING: Figure 1
Patent JP-2020004449-A (JP)
Title: Transaction system and transaction method
Inventor: FURUSAWA YOSUKE
IPC: G06Q50/02
Filed: 2019-09-30
Abstract: To provide a transaction system and a transaction method.SOLUTION: A trading system includes: monitoring means for monitoring navigation trajectories of a plurality of ships sailing on a sea, to generate monitoring information; a producer side terminal for generating commodity information of a commodity disposed at each of a plurality of ships; and a server for communicating with the monitoring means and the producer side terminal, respectively. The server includes an offshore trading determination unit for, on the basis of the navigation trajectories of the plurality of ships included in the monitoring information received from the monitoring device, detecting two or more ships that have been in a state of being close to each other within a predetermined distance range for a period longer than a predetermined period of time, so as to determine likelihood that an offshore trade has been carried out between the two or more ships.SELECTED DRAWING: Figure 1
Patent JP-2021055165-A (JP)
Title: Vapor deposition mask, vapor deposition mask group, electrode for organic electroluminescence display device, organic electroluminescence display device and method for manufacturing the same
Inventor: NAKAMURA YUUSUKE
IPC: H05B33/10
Filed: 2019-10-01
Abstract: To provide a vapor deposition mask that is used for forming an electrode that can support improving performance of an organic electroluminescence display device, and to provide a vapor deposition mask group, an electrode for an organic electroluminescence display device, an organic electroluminescence display device and a method for manufacturing the same.SOLUTION: A vapor deposition mask and a vapor deposition mask group include: a metal substrate 201 having a first surface 201A and a second surface 201B opposed to the first surface 201A; two or more openings 211 formed in the metal substrate 201; an alignment mark formed at the first surface 201A; and a shield part 203 protruding toward each opening 211 from the metal substrate 201.SELECTED DRAWING: Figure 7A
Patent JP-2021056185-A (JP)
Title: Position management system, position management method, and position management program
Inventor: OGAWA YUKINORI
IPC: G06Q10/08
Filed: 2019-10-02
Abstract: To provide a position management system capable of enhancing accuracy in position management.SOLUTION: There are provided a radio communication tag 50 which is attached to an object 60 and periodically emits radio wave containing a state signal indicating whether being in a moving state or a resting state, and a management server 10 having a position information calculation unit which calculates a location area of the radio communication tag on the basis of the radio wave periodically emitted by the radio communication tag, and storage location management unit which manages the storage area of the object according to the location area calculated by the position information calculation unit. When the radio communication tag 50 has shifted from the moving state to the resting state, the storage location management unit sets the storage area of the object on the basis of the location area calculated in a period at least just before shifting to the resting sate.SELECTED DRAWING: Figure 1
Patent JP-2021054031-A (JP)
Title: Copper-clad laminate and method for producing copper-clad laminate
Inventor: NAGATA JUNICHI
IPC: H05K3/00
Filed: 2019-10-02
Abstract: To provide a copper-clad laminate in which adhesion between a resin film and a conductor layer is maintained and furthermore the occurrence of wrinkles is suppressed.SOLUTION: A copper-clad laminate 1 comprises: a base film 10 composed of a thermoplastic resin; a ground metal layer 21 deposited on the surface of the base film 10 by a dry plating method; and a copper layer 22 deposited on the surface of the ground metal layer 21. The ground metal layer 21 has an average film thickness of 0.3-1.9 nm. The average film thickness of the ground metal layer 21 is 0.3 nm or more, so that adhesion between the base film 10 and the conductor layer 20 can be maintained. The average film thickness of the ground metal layer 21 is 1.9 nm or less, so that a rise of temperature of the film during film deposition of the ground metal layer 21 can be suppressed and the occurrence of wrinkles can be suppressed.SELECTED DRAWING: Figure 1