baber/WOPTO huggingface dataset:
Patent JP-2021155307-A (JP)
Title: Dielectric composition and electronic component
Inventor: TAKAHASHI TETSUHIRO
IPC: H01B3/12
Filed: 2020-03-30
Abstract: To provide a dielectric composition exhibiting high dielectric breakdown voltage in a high temperature region, and an electronic component provided with a dielectric layer constituted of the dielectric composition.SOLUTION: A dielectric composition contains a tungsten bronze type composite oxide represented by a chemical formula Ba2LaZr2(Nb1-xTax)3O15+σ as a main component, where 0.35≤x≤0.65. The dielectric composition comprises crystalline particles constituted of the main component as a main phase. At least a part of the crystalline particles are crystalline particles having a first region and a second region having different niobium contents. When the content of niobium in the first region is C1Nb (at.%) and the content of niobium in the second region is C2Nb (at.%), C1Nb and C2Nb satisfy the relationship of 1.20≤C1Nb/C2Nb≤2.10.SELECTED DRAWING: Figure 4
Patent JP-2021020310-A (JP)
Title: Cutting device and printer
Inventor: SHINODA MAYU
IPC: B41J11/70
Filed: 2020-03-31
Abstract: To provide a cutting device capable of well cutting even thin and soft objects that are easy to generate cutting defects, and to provide a printer equipped with the cutting device.SOLUTION: A cutting device 100 is equipped with a first frame 81, a fixed blade 101, a moving blade 105, and a pressing member 50. To the first frame 81, a fixed blade 101 is fixed, and the moving blade 105 is supported so as to vertically move. At a lower end of the fixed blade 101, a first blade 101A is formed. At an upper end of the moving blade 105, a V-shaped second blade portion 102 is formed, and at a lower end, a contacting portion 109 contacted with the first frame 81 is formed. The moving blade 105 is pressed forward by the pressing member 50. Assuming a triangle having a first point P and a second point Q at which the second blade portion 102 is brought into contact with the first blade portion 101A, and a third point R at which the contacting portion 109 is brought into contact with the first frame 81, as a virtual triangle T, a pressing position S at which the pressing member 50 presses the moving blade 105 is included in the virtual triangle T.SELECTED DRAWING: Figure 8
Patent JP-2021161309-A (JP)
Title: Lubricating oil composition and ionic liquid
Inventor: MASUDA GEN
IPC: C10M105/50
Filed: 2020-04-01
Abstract: To provide a lubricating oil composition comprising an ionic liquid, which exhibits better frictional performance than that of conventional fluorine-containing anionic liquids.SOLUTION: A lubricating oil composition comprises an ionic liquid having a BF3(CF3)- anion.SELECTED DRAWING: None
Patent JP-2020114446-A (JP)
Title: Systems and methods for controlling transportation of vehicles
Inventor: KAWASH SAMEER
IPC: A63G31/02
Filed: 2020-04-01
Abstract: To provide systems and methods for controlling transportation of vehicles in an amusement park attraction.SOLUTION: A system may include a plurality of grid elements, an analytic system 37, and a control system 38. The plurality of grid elements are installed in a dynamic driving area in an attraction and are configured to perform, based on command instructions received from the control system 38, control of the movement of a vehicle 32 disposed on the grid elements. The analytic system 37 may be configured to track vehicle information via one or more sensors and to send the vehicle information to the control system 38 via a communication module, and the control system 38 may be configured to receive the vehicle information, to determine, via one or more processors, which of the grid elements to actuate and a corresponding manner of actuation based on desired movement of the vehicle 32, and to send command instructions including performance data to each of the grid elements identified for actuation.SELECTED DRAWING: Figure 3A
Patent JP-2021159525-A (JP)
Title: Endoscope apparatus
Inventor: MARUYAMA YOSHINORI
IPC: A61B1/008
Filed: 2020-04-02
Abstract: To provide an endoscope apparatus preventing twist of a wire by changing a delivery direction of the wire from a winding surface of a pulley by winding and unwinding of the wire with respect to the pulley, while avoiding wire overlap with respect to the pulley.SOLUTION: An endoscope apparatus 1 is so configured that, as a pulley 800 gradually rotationally turns from a neutral rotational position in an unwinding direction (a clockwise direction or counterclockwise direction in the figure) of a wire 900, a wire fixture 600 rotationally turns around the pulley 900 so as to align the delivery direction of the wire 900 from the pulley 800 with the unwinding/winding direction of the wire 900. This configuration can prevent such twist of the wire 900 as to change the delivery direction of the wire 900 from the pulley 800, in the opposite direction of the unwinding/winding direction of a wire 47b, even when the pulley 800 is rotationally turned from the neutral rotational position by a rotational limit angle θn and θr.SELECTED DRAWING: Figure 8
Patent JP-2021166453-A (JP)
Title: Rotary electric machine
Inventor: MATSUMOTO TAKASHI
IPC: H02K1/20
Filed: 2020-04-08
Abstract: To provide a rotary electric machine which has improved cooling performance in a part disposed in a slot of a coil conductor.SOLUTION: A stator core 24 includes: continuous teeth 32A alternately arranged in a circumferential direction; and divided teeth 32B. The divided teeth 32B are divided with a gap 42 in a direction along an axis of rotation of a rotor. Cooling liquid discharged from the rotor is fed into the gap 42 and hits a side face of a coil conductor disposed in the slot between the teeth 32A and 32B to cool the coil conductor.SELECTED DRAWING: Figure 4
Patent JP-2021172996-A (JP)
Title: Blind operating device
Inventor: ENDO YUTAKA
IPC: E06B9/13
Filed: 2020-04-21
Abstract: To provide a blind operating device that can prevent a stopper from coming off the ball chain even when an impact is applied.SOLUTION: A blind operating device includes a ball chain 160 which is configured by connecting a plurality of ball sections 162 by a cord section 164, for opening/closing operation of a screen 140, and a stopper 170 connected to the ball chain 160 for regulating movement of the ball chain 160. The stopper 170 has an accommodating section 170a that can accommodate at least a part of the ball sections 162 and restricts the detachment of the accommodated ball sections 162, and a slit 170b for introducing the cord section 164 into the accommodating section 170a in order to accommodate the ball section 162 into the accommodating section 170a from the lengthwise direction of the ball chain 160. In such a way, the stopper 170 can be prevented from being dislodged from the ball chain 160 even when an impact is applied.SELECTED DRAWING: Figure 2
Patent JP-2021173596-A (JP)
Title: Detector, parking controller using the same, and method for detection
Inventor: MORI HIROYUKI
IPC: G01S7/524
Filed: 2020-04-23
Abstract: To accurately detect the presence of an object.SOLUTION: The present invention relates to a detector 100 for detecting the presence of an object by using an ultrasonic wave, the detector including: a transmission unit 110 for transmitting an ultrasonic wave at predetermined cycles; a reception unit 120 for receiving the ultrasonic wave; a cycle management unit 130 for changing the cycle of transmitting the ultrasonic wave from the transmission unit 110 when the reception unit 120 received the ultrasonic wave from the transmission unit 110 at a predetermined timing after the transmission unit transmitted the ultrasonic wave; and a detection unit 140 for determining that an object has been detected on the basis of the result of reception of the ultrasonic wave by the reception unit 120.SELECTED DRAWING: Figure 1
Patent JP-2021173316-A (JP)
Title: Brake device
Inventor: FUJII HIRONORI
IPC: B60T13/74
Filed: 2020-04-23
Abstract: To provide a brake device capable of adjusting a clearance.SOLUTION: A brake disc 15 integrally rotates with a wheel to be braked. A brake pad 18 is provided so as to abut on the brake disc. A braking actuator 20 is energized when braking to make the brake disc 15 and the brake pad 18 abut on each other and generate braking force. A piston mechanism 30 has a piston 31 that can move the brake pad 18 to the brake disc 15 side when adjusting a clearance between the brake disc 15 and the brake pad 18, and is held so as not to be returned by reaction force when braking. An adjusting actuator 40 is a driving source of the piston 31 when adjusting the clearance. A control portion 50 controls the braking actuator 20 and the adjusting actuator 40. Therefore, the clearance between the brake disc 15 and the brake pad 18 can be adjusted.SELECTED DRAWING: Figure 1
Patent JP-2021174700-A (JP)
Title: Lighting fixture
Inventor: SHIKANAI MAKI
IPC: F21S2/00
Filed: 2020-04-27
Abstract: To provide a lighting fixture preventing a flexible substrate extending from the end of an electronic panel displaying images from forming shadows on the electronic panel.SOLUTION: A lighting fixture having a shape of a square column extending in a vertical direction includes: a light source disposed in the square column and emitting light; an electronic panel which forms each side surface of the square column and processes and transmits the light emitted by the light source; a flexible substrate extending toward the inside of the square column from one side in the vertical direction of the electronic panel; an outer column attached to the outside of the side ridge of the square column along the side ridge and covering a partial area of the electronic panel in a direction orthogonal to the side ridge with a prescribed width; and an inner column attached to the inside of the side ridge of the square column along the side ridge and covering the flexible substrate. The outer column and the inner column are structured so that the shadow of the inner column formed on the electronic panel falls within an area of the outer column by prevention of the light from the light source by the inner column.SELECTED DRAWING: Figure 3
Patent JP-2020203668-A (JP)
Title: Composite stringer and methods for forming composite stringer
Inventor: CHENG JIANGTIAN
IPC: B64C1/06
Filed: 2020-05-11
Abstract: To provide methods for forming a composite stringer which help to prevent buckling under compression loads or shear loads on skin panels, and/or to mitigate bending of the skin panels.SOLUTION: A composite stringer 320 includes a skin flange 324/330 having a first gage, a top flange 326 having a second gage, and a web 328, 332 having a third gage and extending between the skin flange and the top flange. The skin flange is configured to be coupled to a support structure 322. The support structure includes at least one of a skin of a vehicle and a base charge. The second gage of the top flange is greater than the first gage of the skin flange and the third gage of the web. The skin flange, the top flange and the web include a plurality of plies of composite material.SELECTED DRAWING: Figure 3A
Patent JP-2021179533-A (JP)
Title: Operation detection device and method for key of keyboard device, and keyboard device
Inventor: NISHIDA KENICHI
IPC: G10H1/34
Filed: 2020-05-14
Abstract: To detect not only the position of a key in a push/release direction but also displacement in the front-rear direction from an output of the same signal output part.SOLUTION: There is provided an operation detection device 101 for keys of a keyboard device that has: key-side electric conductive parts 20 which are provided for a plurality of keys 13 respectively; a circuit board 15 which is opposed to the keys 13 in a push/release direction; a plurality of sensor parts 30 which each have a coil, are provided to the circuit board 15 corresponding to the respective keys 13, and output a signal corresponding to a distance from the key-side electric conductive part 20 provided to the corresponding key 13; and a control part 50 which detects a position of the corresponding key 13 in the push/release direction and displacement in the front-rear direction based upon the signal output from the sensor part 30.SELECTED DRAWING: Figure 2
Patent JP-2021178352-A (JP)
Title: Countersink fastener, press mold for attaching it to target mounting object and countersink fastener attaching method
Inventor: NOGUCHI MASAYUKI
IPC: B21D53/24
Filed: 2020-05-15
Abstract: To provide a countersink fastener for a dish screw, which eliminates the need to perform a countersink process cutting on a target mounting object, and a method for attaching the countersink fastener to a target mounting object.SOLUTION: A countersink fastener 1 is formed of: a dish-shaped countersink fastener body 2; a dish-screw insertion hole 3 formed in a center thereof; a countersink surface 4 formed on one side so as to surround the countersink screw insertion hole 3; and a knurl 5 formed on an outer periphery of the countersink fastener body 2. This countersink fastener 1 is press-fitted into and attached to a mounting hole 13 of a target mounting object 12 with a pressing force from a press mold 7, and a dish-screw insertion hole 3 is provided in the target mounting object.SELECTED DRAWING: Figure 3
Patent JP-2021180703-A (JP)
Title: Cleaning tool
Inventor: NAGOYA GO
IPC: A47L13/258
Filed: 2020-05-18
Abstract: To facilitate exchanging of a disposable cleaning sheet and to allow the cleaning sheet to be exchanged without directly touching it.SOLUTION: The cleaning tool can exchangeably attach, to the bottom surface of a head 3 installed in the lower end of a handle 2, a cleaning sheet 9 that is larger than the bottom surface. The cleaning tool includes: an engaging means 4 which is provided on the upper face of the head 3, which spreads to the side from the head 3 in an open state, and which is folded on the head 3 in a closed state; and an operation means which opens and closes the engaging means 4. The engaging means 4 is provided in one pair, left and right. When the engaging means 4 is moved from the open state to the closed state by the operation means, with the head 3 placed on the cleaning sheet 9, the engaging means 4 hooks the cleaning sheet 9 in a part 9a overhanging from the head 3, moves the part onto the head 3, and makes the part engaged, in the structure of the cleaning tool.SELECTED DRAWING: Figure 15
Patent JP-2021182028-A (JP)
Title: Image formation device
Inventor: YAMAMURA HIROKI
IPC: B41J29/38
Filed: 2020-05-18
Abstract: To enhance convenience of a user in an image formation device that allows a user to set time at which control is performed.SOLUTION: An image formation device has an image formation unit and a control unit 230 for controlling the image formation unit, and includes a selection unit 220 for selecting control content to be executed by the control unit based on a selection instruction of a user, and a setting unit 210 for setting time for causing the control unit to execute control of selection content selected by the selection unit based on a setting instruction of the user. The control unit executes control of the selection content when the time set by the setting unit comes.SELECTED DRAWING: Figure 3
Patent JP-2021185724-A (JP)
Title: Servomotor speed reducer failure prediction structure, servomotor with speed reducer, and servomotor control system with speed reducer
Inventor: SAKA KEITA
IPC: H02P29/024
Filed: 2020-05-25
Abstract: To provide a technique which can improve the accuracy of predicting failures by a direct method and determine the failure and replacement/non-replacement in real time, in a life determination technique related to a speed reducer of a servomotor with the speed reducer.SOLUTION: A servomotor speed reducer failure prediction structure 50 is a structure for predicting failures of a speed reducer in a servomotor 30 having an angle sensor 10 for detecting a motor rotation angle and a speed reducer 20 for reducing a motor rotation output. The structure 50 comprises a speed reducer sensor part 40 for detecting a detection object in the speed reducer 20 on an output side of the speed reducer 20, and an information processing part 47 for processing information obtained by the speed reducer sensor part 40. The speed reducer sensor part 40 has a speed reducer angle sensor 41 for detecting a rotation angle on the output side of the speed reducer 20. When each detection angle obtained by the motor angle sensor 10 and the speed reducer angle sensor 41 is compared with each other and the difference has a fixed level, the information processing part 47 generates information indicating that the speed reducer 20 may fail.SELECTED DRAWING: Figure 1
Patent JP-2020203082-A (JP)
Title: Sport footwear, work footwear, or sole for leisure time footwear
Inventor: ANGELO MASON
IPC: A43B13/18
Filed: 2020-05-25
Abstract: To provide a sole guaranteeing optimal forward thrust while being used.SOLUTION: A sole for sport shoes, work shoes or leisure shoes includes a body. The body has: a lower layer 2 which is installed so that the same contacts the ground and which defines a boundary of a surface to be below while the same is used; and an upper layer 3 which is set so as to support the insole from below in the way the same contacts a user's foot or while the same is used. The upper layer 3 is provided with each sheet or an uppermost part section of the sheet. A plurality of projections project upward in the state that a trim is tilted from the surface to be above while the same is used in the direction from a vertical surface or a surface to be below to a surface to be above.SELECTED DRAWING: Figure 1
Patent JP-2021190452-A (JP)
Title: Laser module and fiber laser device
Inventor: UCHIYAMA MASAHIRO
IPC: H01S5/14
Filed: 2020-05-26
Abstract: To provide a laser module that can stably output laser light with a narrowed wavelength.SOLUTION: A laser module includes ah optical fiber, a semiconductor laser element 24 that emits a laser beam L from the emission end surface 124B, and a condensing lens that condenses and couples the laser beam to the optical fiber, and wavelength stabilizing elements 40A, 40B, and 40C having reflective surfaces 140A, 140B, and 140C located on the optical path of the laser beam. The reflective surface 140A of the wavelength stabilizing element 40A is arranged at an angle θ1 (=0) with respect to the reference direction D, and the reflecting surface 140B of the wavelength stabilizing element 40B is arranged at an angle θ2 (>θ1) with respect to the reference direction D. -θH≤θ1≤θH, and θ2-θ1≤2θH are satisfied.SELECTED DRAWING: Figure 5
Patent JP-2021186018-A (JP)
Title: Game machine
Inventor: AOKI KOJI
IPC: A63F7/02
Filed: 2020-05-26
Abstract: To provide a game machine which is beneficial in terms of a player and a game parlor installing the game machine.SOLUTION: Game state management means can transfer a game state from a first game state to an advantageous second game state when first symbol variation starts or ends in the first game state. The first symbol variation is either symbol variation that frequency of symbol variation executed without executing a jackpot game after a previous jackpot game is over is predetermined frequency or symbol variation that frequency of the symbol variation executed without executing the jackpot game in the first game state is predetermined frequency. Performance control means can execute first notification performance that can identify frequency of symbol variation that requires execution until the first symbol variation occurs, and starts the first notification performance as a prescribed execution condition that has execution of the symbol variation as a necessary condition is satisfied during a prescribed period that frequency of symbol variation requiring execution until the first symbol variation occurs is unidentifiable.SELECTED DRAWING: Figure 14
Patent JP-2021188810-A (JP)
Title: Self-oscillating heat pipe, cooling device, and power conversion device
Inventor: NABESHIMA FUMIKA
IPC: F28D15/02
Filed: 2020-05-28
Abstract: To provide a self-oscillating heat pipe, a cooling device, and a power conversion device that have a simple structure with good productivity, improve a joining state of a heat receiving part, and have good cooling performance.SOLUTION: A self-oscillating heat pipe comprises: a plurality of multiple flow passage structure bodies 8 comprising a plurality of pipe inside flow passages filled with working liquid; a first end part side sealing member joined to one end part of the multiple flow passage structure bodies 8, and comprising a communication flow passage connecting the pipe inside flow passages; and a second end part side sealing member 9 joined to the other end part of the multiple flow passage structure bodies 8, and comprising a communication flow passage connecting the pipe inside flow passages.SELECTED DRAWING: Figure 2
Patent JP-2021190618-A (JP)
Title: Multilayer inductor component
Inventor: KAHO SHINJI
IPC: H01F27/29
Filed: 2020-06-02
Abstract: To provide a multilayer inductor component with further improved adhesion of a plating layer.SOLUTION: A multilayer inductor component 1 includes an element body 2, an internal conductor placed in the element body 2, and external electrodes 4 and 5 that are arranged on the surface of the element body 2 and are electrically connected to the internal conductor, and the external electrodes 4 and 5 include a sintered metal layer 21 arranged on the surface of the element body 2, and a first plating layer 23 covering the sintered metal layer 21. The sintered metal layer 21 includes a thick film-like portion 31 that covers the surface of the element body 2 and in which a plurality of glass particles 33 are dispersed, and a foil-like portion 35 that covers a glass particle 33 exposed on the surface 31a of the thick film-like portion 31 from among the plurality of glass particles 33 and is in contact with the first plating layer 23.SELECTED DRAWING: Figure 4
Patent JP-2021190356-A (JP)
Title: Manufacturing method of negative electrode active material layer for zinc secondary battery
Inventor: KATAYAMA YUKIHISA
IPC: H01M4/62
Filed: 2020-06-02
Abstract: To provide a manufacturing method of a negative electrode active material layer for a zinc secondary battery that can suppress an increase in the internal pressure of the battery caused by oxygen generated inside the battery.SOLUTION: The manufacturing method of a negative electrode active material layer for a zinc secondary battery includes mixing zinc particles, zinc oxide particles, a binder, a dispersion solution, and porous particles obtained by pulverizing porous polypropylene material or porous polyethylene material by a freeze pulverization method or by cutting porous polypropylene material or porous polyethylene material by an ultrasonic cutter to prepare a slurry of the negative electrode active material.SELECTED DRAWING: Figure 1
Patent JP-2021188420-A (JP)
Title: Asphalt plant
Inventor: HORIGUCHI RYO
IPC: E01C19/02
Filed: 2020-06-02
Abstract: To provide an asphalt plant capable of producing an asphalt mixture while uniformly foaming molten asphalt.SOLUTION: A first switching valve 23 for route switching is interposed in an asphalt supply pipe 19 on the upstream side of a supply pump 18 and a second switching valve 24 is interposed on the downstream side. The first switching valve 23 and the second switching valve 24 are connected by a circulation pipe 21. A pressure vessel 20 is provided in the middle of the circulation pipe 21. A water injection nozzle 22 is connected in the middle of a circulation path 25 formed by the asphalt supply pipe 19 and the circulation pipe 21 from the first switching valve 23 to the second switching valve 24. At the time of producing the foamed asphalt mixture, the molten asphalt discharged from an asphalt measuring tank 17 is circulated in the circulation path 25, and water is jetted and added from the water injection nozzle 22 and then supplied to a mixer 10.SELECTED DRAWING: Figure 1