baber/WOPTO huggingface dataset:
Patent JP-2021169945-A (JP)
Title: Survey device of seabed ground
Inventor: SHIMIZU NOBUYUKI
IPC: G01V1/00
Filed: 2020-04-15
Abstract: To enable a survey device of simple structure to survey an underground structure of a seabed ground.SOLUTION: A seabed ground survey device includes: a support tool 12 having a central support portion 14 and a plurality of outer support portions 16a to 16c arranged on circumference of an array radius from the central support portion 14 to form a set; a central fine movement sensor 21 mounted on the central support portion 14; outer fine movement sensors 22 to 24 mounted on the outer support portions 16a to 16c; and an analysis unit which analyzes a ground structure in a predetermined depth range from the seabed surface, based on fine movement data from the central fine movement sensor 21 and the outer fine movement sensors 22 to 24.SELECTED DRAWING: Figure 2
Patent JP-2021170475-A (JP)
Title: Spark plug
Inventor: SUGITA KEISUKE
IPC: H01T13/54
Filed: 2020-04-16
Abstract: To provide a spark plug capable of preventing preignition.SOLUTION: A spark plug 1 comprises an insulator 2, a center electrode 3, a housing 4, and a plug cover 5. The plug cover 5 has at least one injection hole 53. The spark plug 1 is configured such that the same can cause electric discharge between an inner wall of a spark formation injection hole 50, which is at least one of the injection holes 53, and an electrode tip part 31. The center electrode 3 has: a central base material 32; and a central core material 33 which is disposed in the central base material 32 and has heat conductivity higher than that of the central base material 32. If a length from a protrusion root 31R of the electrode tip part 31 to a protrusion tip 31T of the electrode tip part 31 in a longitudinal direction of the electrode tip part 31 is defined as a length L, then a tip position of the central core material 33 is located further on the protrusion tip 31T side than a position P which is L/3 away from the projection root 31R to the protrusion tip 31T side.SELECTED DRAWING: Figure 2
Patent JP-2021169982-A (JP)
Title: Jig for zeta potential measurement
Inventor: NAGASAWA HIROYA
IPC: G01N27/26
Filed: 2020-04-16
Abstract: To provide a jig for zeta potential measurement that does not require a specialized tool and can arrange a sample on a cell with a simple operation.SOLUTION: A jig 100 for zeta potential measurement used for an electrophoretic mobility measuring device, has: a frame body that has first and second holding walls 202, 204 that are arranged opposite to each other and have openings at positions corresponding to each other, and a bottom wall that connects lower ends of the first and second holding walls; an intermediate block that forms a part of a holding space for holding a sample between the first and second holding walls and is adjacently arranged above or below a cell arranged on the lateral side of the openings; and a cell holder that is arranged above the intermediate block between the first and second holding walls and presses the cell and the intermediate block toward the bottom wall. At least one of the first and second holding walls has one of a first groove and a first projection elastically fitting to the first groove for supporting the intermediate block from the lateral side, and the intermediate block has the other of the first groove and the first projection.SELECTED DRAWING: Figure 1
Patent JP-2021175246-A (JP)
Title: Protection device and protection method for power distribution system with inverter as main power source
Inventor: MORI KENJIRO
IPC: H02H7/122
Filed: 2020-04-23
Abstract: To detect a short-circuiting accident even at a current value at such a level that an inverter is not stopped by overcurrent, in a power distribution system in which the inverter is a main power source.SOLUTION: A short-circuiting accident is detected on the basis of any conventional one (OR circuit 230) of operation output of an instantaneous element 51H and a time limit element 51L of an overcurrent relay and operation output at the time of establishment of logical product condition (AND circuit 210) of operation output of an overcurrent relay 51INV which is settled at a current value so as to be operated without overcurrent stop of an inverter and operation output of an undervoltage relay 27 which detects voltage reduction with overcurrent suppression control of the inverter for inter-line voltages of a plurality of distribution lines.SELECTED DRAWING: Figure 1
Patent JP-2021020051-A (JP)
Title: Intraocular administration device for intraocular administration of substance, such as medication, into eye of human or animal
Inventor: ARNALDO GONCALVES
IPC: A61F9/007
Filed: 2020-04-27
Abstract: To provide a device suitable for intraocular administration of a liquid substance, such as a medication, into an eye of human or animal by means of a hypodermic needle.SOLUTION: The device comprises a support element 30 including: a base structure 31 having an elliptical structure for placement on an eye; and a hollow body 35 defining an upright circumferential wall extending in a transverse direction from the base structure. An upright wall 32 includes an open access section 34, extending from the base structure and is arranged for administration of the substance and visual inspection of the administration of the substance. The hollow body 35 includes spreading elements for spreading the eyelid of the eye, comprising two spaced apart wing-shaped elements 36 extending in a radial direction from the base structure in a longitudinal direction of the hollow body on both sides of the open access section.SELECTED DRAWING: Figure 2
Patent JP-2021066649-A (JP)
Title: Seed crystal adhesion layer, production method of laminate applying the same, and production method of wafer
Inventor: PARK JONG HWI
IPC: C30B23/06
Filed: 2020-04-30
Abstract: To provide a seed crystal adhesion layer and a production method of a laminate applying the same.SOLUTION: A seed crystal adhesion layer 100 minimizes a stress applied to an ingot 130 at a unique graphitization shrinkage, and can separate only a part of the grown ingot 130 from a seed crystal holder 120, but can prevent complete separation. Further, the ingot 130 manufactured by applying the seed crystal adhesion layer 100, and a processed wafer can show an excellent warpage value.SELECTED DRAWING: Figure 2
Patent JP-2021176611-A (JP)
Title: Mist recovery device, swirl plate, and mist recovery method
Inventor: KIMURA MOTOHIKO
IPC: B01D45/14
Filed: 2020-05-07
Abstract: To provide a mist recovery device efficient and usable at a room temperature without requiring maintenance such as filter replacement.SOLUTION: A mist recovery device 10 comprises: a container 12 having an introduction port 18 for introducing a gas containing mist 16 to be recovered into an inside, and an exhaust port 22 for discharging a gas after recovery of the mist; and a spiral plate 14 which is provided in the container 12, rotationally driven around a rotary shaft 26 by the motor 24 (drive unit), formed, into a spiral shape when viewed from the axial direction of the rotary shaft 26, with a plate-shaped portion 28 having a height in an axial direction of the rotary shaft 26, and condenses the mist 16 by applying centrifugal force C to the mist 16 between the adjacent plate-shaped portions 28.SELECTED DRAWING: Figure 1
Patent JP-2021176428-A (JP)
Title: Biological examination apparatus and biological information analysis method
Inventor: NAKAMURA YASUAKI
IPC: A61B5/00
Filed: 2020-05-08
Abstract: To provide a biological examination apparatus and a biological information analysis method which allow a user to grasp the two-dimensional upper, lower, front and back motions of the thyroid cartilage and hyoid bone followed by the deglutition sound as the deglutition dynamics at a glance with a non-invasive examination.SOLUTION: A biological examination apparatus extracts the up-down motion component following the vertical motion of the thyroid cartilage and the front-back motion component following the front-back motion of the thyroid cartilage from a fitting result obtained by fitting a model function that models the deglutition motion to distance information based on detection data detected by a laryngeal displacement detection part, and generates two-dimensional trajectory data 901 which indicates behavioral trajectories in the vertical direction and cross direction of the thyroid cartilage on the basis of the extracted up-down motion component and front-back motion component.SELECTED DRAWING: Figure 10
Patent JP-2021178692-A (JP)
Title: Paper feeding device and image forming device
Inventor: MORITA KAZUKI
IPC: B65H3/48
Filed: 2020-05-11
Abstract: To provide a paper feeding device capable of always jetting an optimal air flow to paper to inhibit paper feeding failure from being caused.SOLUTION: The paper feeding device 13 includes a paper feeding device body, an elevating/lowering paper loading member 25 capable of loading paper P, a duct part 38 having a jetting port 43 provided at an end part side of the paper P loaded on the paper loading member 25 to jet an air flow A, and an air blowing part 39 for feeding air to the duct part 38, and the duct part 38 is displaced to change a jetting direction of the air flow A jetted from the jetting port 43 fixed to the paper feeding device body.SELECTED DRAWING: Figure 4
Patent JP-2021179807-A (JP)
Title: Server controlling method, server, and server controlling program
Inventor: TAKI HISAO
IPC: G06Q30/02
Filed: 2020-05-13
Abstract: To provide a server controlling method which can provide a user with information on an event so that the user can easily identify the event.SOLUTION: A server according to the present invention stores, in a memory, based on transition of a positing number in a positing period for each of a plurality of events, a phase information corresponding to any of a plurality of phases for each unit period having a predetermined length included in the posting period, as event-related information associated with the event, and transmits, if receiving an event retrieval request from a retrieval terminal through a communication interface, to the retrieval terminal, the event-related information including the phase information associated with the unit period for at least one event among the plurality of events.SELECTED DRAWING: Figure 1
Patent JP-2021180126-A (JP)
Title: fuse
Inventor: IDE HIROKI
IPC: H01H85/175
Filed: 2020-05-14
Abstract: To provide a fuse capable of suppressing separation of a casing.SOLUTION: A fuse includes: a fuse element 10 having a fusing section provided with a pair of terminal sections 11 and between respective terminal sections 11; a casing 20 composed of a plurality of divided bodies and housing the fusing section and an extinguishing agent; and a resin molding body 40 that has a pair of covering sections 41 covering both end faces of the casing 20 in an extending direction X of the fuse element 10 and a connecting section 42 connecting the covering sections 41 with each other, and in which the covering section 41 and the connecting section 42 are integrally molded. An exposed section 50 is provided where part of an outer peripheral surface of the casing 20 is exposed.SELECTED DRAWING: Figure 1
Patent JP-2021181049-A (JP)
Title: Centrifugal separator, centrifugal separator operating method
Inventor: KISHIGAMI TAKAYUKI
IPC: B04B1/20
Filed: 2020-05-18
Abstract: To achieve optimization of chemical feeding position in a centrifugal separator which adopts a line chemical feeding system for clogged chemical feeding of a coagulant, and applies a centrifugal force to a process liquid containing a solid content to perform solid-liquid separation.SOLUTION: A centrifugal separator comprises: a bowl which rotates to perform solid-liquid separation of a process liquid therein; a screw conveyor which transports a solid content, which has been separated into solid and liquid in the bowl, toward an exhaust port; and chemical feeder which adds a coagulant to the process liquid. The chemical feeder comprises: first clogged chemical feeding means which adds a coagulant to a flow channel of the process liquid before feeding thereof to the bowl at a point where a turbulent flow generates in the process liquid; second clogged chemical feeding means which adds the coagulant on an upstream side of the point where the turbulent flow is formed; and third clogged chemical feeding means which adds the coagulant on a downstream side of the point where the turbulent flow is formed, and is capable of switching in addition of the coagulant from any of the first to third clogged chemical feeding means.SELECTED DRAWING: Figure 1
Patent JP-2020196869-A (JP)
Title: Conductive composition and metallized substrate and manufacturing method thereof
Inventor: TOMIGA DAIKI
IPC: C08K3/26
Filed: 2020-05-19
Abstract: To provide a conductive composition capable of forming a conductive part having high adhesion to a ceramic substrate, and capable of manufacturing a metallized substrate having high plating resistance and reliability.SOLUTION: A conductive composition is prepared by combining Ag particles (A) made of isotropic Ag small particles (A1) having a particle size smaller than 1.2 μm and isotropic Ag large particles (A2) having a particle size equal to or larger than 1.2 μm, a metal component (B) made of a Mn component (B1), an Fe component (B2) and a Cu component (B3), and glass particles (C). The Ag small particles (A1) may be aspherical particles having a central particle size of 0.01 μm or larger and smaller than 1.2 μm. The Ag large particles (A2) may be spherical particles having a center particle size of 1.2 to 20 μm. A mass ratio of the Ag small particles (A1) and the Ag large particles is about the former/the latter=90/10 to 5/95. The glass particles (C) may contain bismuth-based glass particles and/or zinc-based glass particles.SELECTED DRAWING: None
Patent JP-2021188628-A (JP)
Title: Fastening member
Inventor: OINUMA SHUN
IPC: F16B33/06
Filed: 2020-05-26
Abstract: To provide a fastening member and a fastening method that can obtain excellent sticking resistance even if it is used in a high-temperature environment.SOLUTION: A fastening member 1 according to an embodiment comprises a bolt 10 and a nut 40. A hardened layer 20 made of a metal nitride is formed on a surface of a screw part 13 of the bolt 10 or a surface of a screw part 42 of the nut 40.SELECTED DRAWING: Figure 1
Patent JP-2021055179-A (JP)
Title: Maraging steel alloy and methods of making the same
Inventor: BRENNAN YAHATA
IPC: B22F1/00
Filed: 2020-05-29
Abstract: To provide maraging steel alloys having improved microstructures.SOLUTION: Provided are maraging steel alloys having improved microstructures. Some variations provide maraging steel alloys including a base maraging steel alloy, a grain refiner, and optionally a strengthening element. The base maraging steel alloy is surface-functionalized with the grain refiner. Other variations provide a method of manufacturing maraging steel including the steps of: mixing a base maraging steel alloy with a grain refiner to obtain a maraging steel mixture; melting the maraging steel mixture; and solidifying the maraging steel mixture to form an equiaxed microstructure.SELECTED DRAWING: Figure 1
Patent JP-2021186752-A (JP)
Title: Trigger type liquid injector
Inventor: NAKAMURA HIROYUKI
IPC: B05B11/00
Filed: 2020-05-29
Abstract: To provide a trigger type liquid injector capable of suppressing an outflow of residual liquid when removed from a container body.SOLUTION: A trigger type liquid injector 1 comprises an erected/inverted adaptor 14 attached to a vertical supply cylinder portion 10 of an injector body, and a pipe 15 extending downward from the erected/inverted adaptor 14. The erected/inverted adaptor 14 has: an adaptor body 14a that defines a first space S1 communicating the inside of the pipe 15 and the inside of the vertical supply cylinder portion 10 through an erected introduction port 170a, and a second space S2 communicating the inside of a container body A and the first space S1 through an inverted introduction port 153; a ball valve 164 that shuts down the communication of the first space S1 and the second space S2 when the container body A is erected, and communicates the first space S1 and the second space S2 when the container body A is inverted; and a check valve 180 that blocks the erected introduction port 170a to shut down the communication of the first space S1 and the inside of the pipe 15, and opens the erected introduction port 170a when the first space S1 is decompressed to communicate the first space S1 and the inside of the pipe 15.SELECTED DRAWING: Figure 2
Patent JP-2021188684-A (JP)
Title: transmission
Inventor: SHIMAMOTO MASAO
IPC: F16H63/30
Filed: 2020-05-29
Abstract: To provide a transmission which enables reduction of costs needed for a structure for restricting an axial position of a control shaft.SOLUTION: A plate-like upper cover 151 is attached to an upper surface of a valve body 121. A control shaft 141 extends spaced apart from an upper cover 151 above the upper cover 151 and is provided so as to be rotatable around an axis. The control shaft 141 is provided with a lever 142 which integrally rotates with the control shaft 141. The lever 142 extends from the control shaft 141 in a shaft diameter direction of the control shaft 141 and is inserted into a slit 154 formed at the upper cover 151.SELECTED DRAWING: Figure 3
Patent JP-2021190367-A (JP)
Title: Energizing heating device, heating method of food material using the same, and control program of energizing heating device
Inventor: HOSHINO HIROSHI
IPC: H05B3/00
Filed: 2020-06-03
Abstract: To provide an energizing heating device capable of appropriately heating a food material at a desired temperature even when the food material is a mixture of a plurality of materials having significantly different conductivity, a heating method of the food material using the energizing heating device, and a voltage control program.SOLUTION: An energizing heating device includes a plurality of electrode bodies 23 and a plurality of spacer tube bodies 24, a heating flow path 21 for energizing and heating a food material while the inner wall of the body fluidly transfers the food material, a temperature sensor 40 that detects the temperature of the food material, and a control device 18 that controls the voltage applied to the electrode body 23 on the basis of temperature data measured by the temperature sensor 40, and the control device 18 controls a voltage applied to the electrode body 23 such that the heating temperature of the food material becomes target temperature on the basis of a plurality of pieces of temperature data measured by the temperature sensor 40 at different times within a certain period of time.SELECTED DRAWING: Figure 3
Patent JP-2020155146-A (JP)
Title: On-vehicle apparatus and dashboard camera
Inventor: KAMI MICHIHIRO
IPC: B60R1/00
Filed: 2020-06-09
Abstract: To provide a dashboard camera capable of prevailing a drive recorder useful in case of an accident.SOLUTION: A dashboard camera includes: a cylindrical main body 10 having a function of a dashboard camera; a fixing bracket 30 including a ring part 31 rotatably attached to an outer peripheral surface of one end in an axial direction of the main body and a fixing plate 33 coupled to the outside of the ring part; and a nut member 40 attached to the one end of the main body and fixing the ring part by holding the ring part between itself and the main body. An object detection unit 50 is stored in the nut member. During a regular operation, the dashboard camera exhibits a function of detecting and reporting an object existing in the surrounding area, and thus allows a user to introduce it.SELECTED DRAWING: Figure 2
Patent JP-2021195398-A (JP)
Title: Method for detecting mixture ratio of two-component adhesive composition
Inventor: MATSUDA Shunta
IPC: C09J11/08
Filed: 2020-06-10
Abstract: To provide: a detection method capable of promptly and accurately determining quantitively the mixture ratio of a two-component adhesive composition excellent in adhesiveness; a liquid type adhesive composition; and a method for manufacturing a coating material.SOLUTION: A method for detecting the mixture ratio of a two-component adhesive composition comprises: a step 1 of mixing a main agent with a hardener using a two-component adhesive composition including the main agent and the hardener to obtain a mixture; a step 2 of irradiating the mixture with a X ray; a step 3 of measuring the intensity of a fluorescent X-ray generated from the mixture irradiated with the X ray; and a step 4 of quantitively determining the mixture ratio of the main agent and the hardener in the mixture from the intensity of the fluorescent X-ray. In the two-component adhesive composition used in the step 1, at least one or both of the main agent and the hardener includes at least one kind selected from a group consisting of a compound including calcium, silicon or aluminum, a polymer including sulfur and a manganese dioxide as a X ray detection compound detected by the X ray. When the main agent and the hardener include only the same compound as the X ray detection compound, the content of the same compound in the main agent and the hardener is different.SELECTED DRAWING: None
Patent JP-2021036661-A (JP)
Title: Autonomous audio system for seat headrest, seat headrest, and associated vehicle
Inventor: NICOLAS LOPEZ ZULETA
IPC: A47C7/72
Filed: 2020-06-16
Abstract: To create private audio zones for different occupants in a single vehicle.SOLUTION: An audio system for a headrest comprises a set of right speaker(s), a set of left speaker(s), and an electronic chain (10) configured to emit a sound signal from a right input signal (RIN) and a left input signal (LIN). The electronic chain comprises: a separating module (16) configured to obtain, from the right input signal (RIN) and the left input signal (LIN), at least four mono audio components (CL, AL, CR, AR); and a sound spatialization module (18) configured to apply, to each mono audio component (CL, AL, CR, AR) delivered by the separating module (16), a binaural filter previously selected from a plurality of binaural filters (B1, B2, ..., BN), dedicated to the audio components, and producing a sound whose source position is associated with the previously selected binaural filter.SELECTED DRAWING: Figure 1
Patent JP-2022001158-A (JP)
Title: Small sized blower for mask
Inventor: HANADA TOMIE
IPC: A62B7/12
Filed: 2020-06-21
Abstract: To provide a simplified small sized blower for solving problems for example, in a disposable mask, expired air of a wearer himself/herself is filled often in an internal space between an inside of a mask, a mouth and a nasal fossa, and an internal surface of the mask easily becomes dirty because the internal surface directly contacts a mouth and a nasal fossa, thereby sending fresh external air to the internal space.SOLUTION: A portable type small sized blower for a mask related to the invention comprises: (1) an air pump unit for sending external air which passed through a filter which has a virus removal performance similar to that of a disposable mask; (2) and an air ejection tube which is attached to an internal space between an inside of the mask and a mouth and a nasal fossa of a wearer, and is stably fitted to a wearer by ear hook strings which is flexible for guiding fresh external air from the air pump unit to the internal space.SELECTED DRAWING: Figure 1