baber/WOPTO huggingface dataset:
Patent JP-2021192933-A (JP)
Title: Holder and cutting tool
Inventor: SHOJI HITOSHI
IPC: B23B27/16
Filed: 2020-06-08
Abstract: To provide a holder and a cutting tool capable of using a cutting insert formed with cutting edges in four directions surrounding a rake surface.SOLUTION: A holder 10 has a rake surface, and supports a cutting insert 2 having a cutting edge in four directions surrounding the rake surface, The holder 10 is equipped with a holder body 11, a clamp member 12, and a fixing member 13. The holder body 11 includes an upper surface formed with a recessed portion in which the cutting insert 2 is disposed, and a side surface ranging to the upper surface. The clamp member 12 is detachably fixed to the side surface. The fixing member 13 fixes the clamp member 12 to the side surface. The recessed portion includes a bottom surface. The clamp member 12 includes a fixing part and a pressing part. The fixing part is located on the side surface. The pressing part is connected to the fixing part, and extends to a position opposite to a part of the bottom surface of the recessed portion. In a plane view seen from a direction perpendicular to the bottom surface, the pressing part is disposed at a position separated from a center portion of the bottom surface.SELECTED DRAWING: Figure 1
Patent JP-2021017579-A (JP)
Title: Ethylene-vinyl acetate copolymer resin and film
Inventor: NASU HIDEKI
IPC: C08F210/02
Filed: 2020-06-11
Abstract: To provide an ethylene-vinyl acetate copolymer resin excellent in film-forming workability and excellent in exterior appearance when used as a film, and to provide the film using the same.SOLUTION: An ethylene-vinyl acetate copolymer resin comprises 3 mass% or more and 30 mass% or less of a vinyl acetate unit, wherein a ratio (AIR/BIR) between a ratio AIR of absorbance and a ratio BIR of absorbance is 0.80 or more and 1.40 or less. The ethylene-vinyl acetate copolymer resin can be obtained by a test method having the following steps (1) to (4): a step (1) of producing a test film under a predetermined production condition by using the ethylene-vinyl acetate copolymer resin; a step (2) of detecting a part A to be detected and a part B not to be detected, in the test film by using a film-testing apparatus under such conditions that a measurement interval is 0.1 mm and the longest diameter of an irregularity size to be detected is 0.2 mm or more and 1.0 mm or less; a step (3) of obtaining a ratio AIR between absorbance at 965 cm-1 and absorbance at 720 cm-1 through a microscopic infrared absorption measurement (a transmission method) to a core part in the part A; and a step (4) of obtaining a ratio BIR between absorbance at 965 cm-1 and absorbance at 720 cm-1 through the microscopic infrared absorption measurement (the transmission method) to the part B.SELECTED DRAWING: None
Patent JP-2021036419-A (JP)
Title: Context system for providing cyber security for connected vehicles
Inventor: HAN KYUNGTAE
IPC: H04W4/40
Filed: 2020-06-12
Abstract: To provide a method for providing cyber-security for connected vehicles.SOLUTION: One vehicle analyzes, on receipt of Vehicle-to-Everything (V2X) data transmitted by a remote vehicle and including context data and registration data of the remote vehicle, the V2X data to determine one or more abnormal activities associated with the remote vehicle based at least in part on the context data and the registration data of the remote vehicle. The analysis includes detecting an occurrence of a cyber-attack event based on the one or more abnormal activities. Responsive to detecting the occurrence of the cyber-attack event, the one vehicle modifies an operation of a vehicle control system of the one vehicle to take one or more remedial actions to mitigate the cyber-attack event.SELECTED DRAWING: Figure 3
Patent JP-2021195897-A (JP)
Title: Fluid control device, fluid control method, power generation device, and cell culture device
Inventor: OBARA HIROMICHI
IPC: H02P9/04
Filed: 2020-06-12
Abstract: To provide a fluid control device that can form a unidirectional flow of fluid from vibration that is induced by a water flow.SOLUTION: A fluid control device 100 includes: a fluid 101; a tube 102 for storing the fluid 101; and a check valve 103 fitted to part of the tube 102 so as to fix a flow direction of the fluid 101.SELECTED DRAWING: Figure 1
Patent JP-2021194305-A (JP)
Title: Showcase
Inventor: NIWA YOSHIYUKI
IPC: A47F3/04
Filed: 2020-06-16
Abstract: To form an air curtain suitably and to adjust an article placed on an article mounting rack at a desired temperature.SOLUTION: There are provided: a storage chamber 14 where a plurality of article mounting racks 18 are provided inside a case body 10; a ventilation passage 15 which communicates with the storage chamber 14 through an outlet 16b of a front upper part of the storage chamber 14 and a suction port 16a of a front lower part; a circulation fan 17 circulating the air between itself and the storage chamber 14; and an evaporator 19 adjusting the temperature of the air passing the ventilation passage 15. There are provided: a detection part 30 which has a light emitting element 31a arranged at the outlet 16b and a light receiving element 31b arranged at the suction port 16a, is turned off in a driving state when light from the light emitting element 31a is received by the light receiving element 31b, and is turned on when light from the light emitting element 31a cannot receive light from the light receiving element 31b; and a control part 40 which has a notification part 33 perform operation of notifying that abnormality has occurred when a duration time that the detection part 30 is turned on is a predetermined reference time or longer.SELECTED DRAWING: Figure 2
Patent JP-2022010538-A (JP)
Title: Planar lighting device
Inventor: KURATA RYOTA
IPC: F21S2/00
Filed: 2020-06-29
Abstract: To prevent a bottom frame and a top frame from coming off from each other.SOLUTION: A planar lighting device comprises a bottom frame, a top frame, convex parts, and pore parts or hole parts. The bottom frame has a floor part and a side wall erected on the peripheral edge of the floor part. The top frame has a frame part, and a side wall erected on the peripheral edge of the frame part, and covers the opening side of the bottom frame. The convex parts are provided side by side along a thickness direction of the planar lighting device at the tip of the side wall of the bottom frame and a part of the outer peripheral surface thereof. The pore parts or hole parts are provided in the frame part and the side wall of the top frame so as to correspond to the convex parts, and the convex parts are fitted therein.SELECTED DRAWING: Figure 7
Patent JP-2022012863-A (JP)
Title: Repeating moment generation device
Inventor: ENDO MASAHIRO
IPC: B06B1/12
Filed: 2020-07-02
Abstract: To provide a repeating moment generation device that can be used in a fatigue testing machine, and can change amplitude of a repeating moment to be applied to a test piece even while an eccentric weight is rotating.SOLUTION: A repeating moment generation device 100 comprises: eccentric weight members 6c and 7c that are provided in shaft bodies 4 and 5 in a state going across the rotatably held shaft bodies 4 and 5 and in a state slidably along a direction going across the shaft bodies 4 and 5; sliders 31 and 32 that are attached to the shaft bodies 4 and 5 in a state slidably along shaft centers 4c and 5c of the shaft bodies 4 and 5, and in a state where the shaft bodies 4 and 5 can idle; link mechanisms 34 and 35 that convert an oscillation movement in the shaft centers 4c and 5c of the sliders 31 and 32 to a slide movement in the direction going across the shaft bodies 4 and 5 to thereby transmit the slide movement to the eccentric weight members 6c and 7c; and a handle 44 and the like that serve as operation means of causing the sliders 31 and 32 to oscillate along the shaft centers 4c and 5c of the shaft bodies 4 and 5.SELECTED DRAWING: Figure 3
Patent JP-2021113182-A (JP)
Title: Polyethylenepolyamine derivative
Inventor: SAKOTA KOTARO
IPC: C07C211/14
Filed: 2020-07-06
Abstract: To provide a carbon dioxide separation compound that has an excellent carbon dioxide absorption and desorption efficiency (carbon dioxide absorption desorption amount per unit weight).SOLUTION: A polyethylenepolyamine derivative is (i) a derivative of a polyethylenepolyamine having three or more nitrogen atoms, and (ii) a derivative in which, of the primary amino groups (-NH2) of a polyethylenepolyamine having three or more nitrogen atoms, which is a precursor, one or both hydrogen atoms of 20 to 100% of the primary amino groups (-NH2) are substituted with an alkyl group of one to six carbon atoms (excluding the isopropyl group).SELECTED DRAWING: None
Patent JP-2022014494-A (JP)
Title: Screw cap assembly
Inventor: KASAI RYOGO
IPC: F16B37/14
Filed: 2020-07-07
Abstract: To provide a screw cap assembly from which a screw cap is hard to come off, and which comprises a screw cap with excellent settability at the time of fitting.SOLUTION: A screw cap assembly 10 covering the head part of a screw SCR fastened to a fastened member FM, comprises: a seat part having a recess part 11a on one surface, and a screw hole 11c through which a screw part formed on the bottom surface of the recess part passes; and a screw cap 12 that engages with the recess part of the seat part to form a space for accommodating the head part of the screw together with the recess part. The recess part of the seat part has a first concavo-convex structure 11e on an inside surface, and the screw cap has, on an outside surface, a second concavo-convex structure 12b that has a shape complementary to the first concavo-convex structure.SELECTED DRAWING: Figure 1
Patent JP-2020190733-A (JP)
Title: Semiconductor device
Inventor: KIMURA HAJIME
IPC: H05B44/00
Filed: 2020-07-14
Abstract: To reduce the influence of variation of threshold voltage.SOLUTION: In a pixel circuit structure, SW1 has one electrode connected to a first wire, and SW1 has the other electrode connected to one electrode of SW2, one electrode of a second capacitor element, and a gate electrode of a transistor. SW2 has the other electrode connected to one electrode of SW3 and one electrode of a first capacitor element. SW3 has the other electrode connected to the other electrode of the second capacitor element and one electrode of SW4. SW4 has the other electrode connected to a source electrode of the transistor and one electrode of SW5. SW5 has the other electrode connected to the other electrode of the first capacitor, an anode electrode of a light-emitting element, and one electrode of SW6. SW6 has the other electrode connected to a fourth wire and the light-emitting element has a cathode electrode connected to a third wire. The transistor has a drain electrode connected to a second wire.SELECTED DRAWING: Figure 1
Patent JP-2022017999-A (JP)
Title: Pachinko game machine
Inventor: KITAGAWA KAZUKI
IPC: A63F7/02
Filed: 2020-07-14
Abstract: To develop a model for achieving further novel amusement in a game machine adopting a concept of creating a game progress state advantageous to a player.SOLUTION: A game machine is configured so as to be capable of executing a big win after completing execution of a small win game by allowing game balls to enter a specific area within an attacker during execution of the small win game, and is configured so as to operate time-shortening B advantageous to a player with execution of a pattern variation in a main game pattern for several times without winning a big win as an opportunity.SELECTED DRAWING: Figure 451
Patent JP-2021169335-A (JP)
Title: Quantitative packaging device for arc welding electrode
Inventor: SUN LUQUN
IPC: B65D85/26
Filed: 2020-07-15
Abstract: To disclose a quantitative packaging device for an arc welding electrode.SOLUTION: A quantitative packaging device for an arc welding electrode described in the present application includes a housing. The housing is provided with a charging space. The charging space communicates with the outside to a left side. A first conveyance space is provided below the charging space. A replenishment space is provided below the first conveyance space. The replenishment space opens to the left side and a left opening communicates with the outside. A second conveyance space is provided below the replenishment space. A falling space is provided on the right side of a first transmission space. The falling space makes the charging space communicate with the replenishment space. A counting space is provided on the right side of the falling space. The housing is provided with a drive space.SELECTED DRAWING: Figure 1
Patent JP-2021016155-A (JP)
Title: System and method for receive diversity combining
Inventor: GREGORY WYLER
IPC: H04B17/309
Filed: 2020-07-15
Abstract: To provide a method for receive diversity combining, using signals received at a plurality of antennas and combining the signals to obtain a higher overall signal to noise ratio.SOLUTION: Signals are received at multiple antennas in step 540; a level one ranking signal is generated and ordered in step 545 by obtaining coefficients of cross correlations of the signals from multiple channels; a golden reference signal with the highest coefficient is selected in step 550; a level two ranking signal is generated in step 555 by calculating the PAPR for each of the channels; the golden reference signal is used to synchronize the channels in time domain in step 560; the golden reference signal is used to calibrate the phase of the channels in step 565; the level one ranking and the level two ranking are used to generate weights and then the signal of each channel is weighted by the corresponding weight in step 570; and the weighted signals of the channels are added together in step 575.SELECTED DRAWING: Figure 5A
Patent JP-2021016798-A (JP)
Title: Detection device, detection method, and detector
Inventor: YAMADA YUKIO
IPC: A61B10/00
Filed: 2020-07-17
Abstract: To provide a detection device capable of both improving precision of detection of fluorescent light emitted from a fluorescent light substance put in a living body of an organism from outside the living body of the organism and suppressing an increase in manufacturing costs.SOLUTION: A detection device which detects fluorescent light emitted from an object substance put in a predetermined object part of parts an organism has with a material containing a prescribed kind of fluorescent material as an object material includes: an irradiation part irradiating excitation light to a fluorescent light material from outside a living body of an organism; and a detection part detecting the fluorescent light from outside the living body of the organism. The irradiation part has a first contact part brought into contact with a body surface of the organism. The first contact part is provided with an irradiation port irradiating the excitation light. The detection part has a second contact part brought into contact with the body surface of the organism. The second contact part is provided with an incident port to which the fluorescent light is made incident. Distance between the irradiation port and the incident port is a distance determined in accordance with a prescribed relation.SELECTED DRAWING: Figure 5
Patent JP-2022020971-A (JP)
Title: Engine oil composition
Inventor: EJIRI SHINJI
IPC: C10M101/02
Filed: 2020-07-21
Abstract: To provide an engine oil composition that has fuel-efficient and excellent caulking resistance.SOLUTION: The engine oil composition comprises: a base oil that is at least one selected from a mineral oil-based base oil and a synthetic oil-based base oil, has a kinematic viscosity at 100°C of 4.3 mm2/s or more to 5.5 mm2/s or less, and has a NOACK evaporation amount of 13.5 mass% or less; and a poly-alkyl (meth) acrylate-based viscosity index improver that has a weight average molecular weight (Mw) of 450,000 or more to less than 700,000, and has SSI of 15 or less, wherein a caulking coefficient represented by a following equation (1) is less than 60 (equation 1: the caulking coefficient=A×(TG/100)×(TG/100), where TG (%) is an amount of evaporation when the engine oil composition is heated at 280°C for 45 minutes using a heat balance, and A (mg) is the amount of caulking product measured by performing a panel caulking test (measurement conditions: panel temperature 280°C, oil temperature 90°C, test time 3 hours (on 15 seconds, off 45 seconds) on the engine oil composition).SELECTED DRAWING: None
Patent JP-2020187133-A (JP)
Title: Physical quantity sensor and electronic apparatus
Inventor: TAKIZAWA TERUO
IPC: G01C19/5747
Filed: 2020-07-22
Abstract: To provide a small size physical quantity sensor having a high Q value and a high detection sensitivity, and to provide an electronic apparatus using the same.SOLUTION: A physical quantity sensor 1 includes: a ring part 31 capable of circular-ring oscillation; four support parts 61-64; four beams 71-72 which connect the support parts 61-64 to the parts as a hub of the circular-ring oscillation of the ring part 31; a pair of first mass parts 51 and 52 each of which has a movable part, and which are disposed being opposed to each other in an X1-axis direction via the ring part 31; a pair of second mass parts 53 and 54 each of which has a movable part, and which are disposed being opposed to each other in a Y-axis direction via the ring part 31; oscillation means 4 that causes at least one of the pair of first mass parts 51 and 52 and the pair of second mass parts 53 and 54 to oscillate at a first frequency in a phase opposite to each other. The ring part 31 performs circular-ring oscillations relative to the X-axis direction and the Y-axis direction according to the first frequency.SELECTED DRAWING: Figure 2
Patent JP-2020189401-A (JP)
Title: Method and system for machining
Inventor: CHENG SHAOJIE
IPC: B23C3/12
Filed: 2020-07-22
Abstract: To provide a method and a system for generating a wave tool path having easy setting, cost effect, and high processing quality.SOLUTION: This method comprises relatively moving a machining tool against a work piece to apply machining feeds therebetween. Contact points at the work piece are configured on the area of the work piece to be machined, and contact points at the machining tool form a curve on the machining tool surface. This system includes a manipulator, a machining tool and a control device, in which the control device is adapted for controlling the manipulator to operate the machining tool according to the method as described above. With this solution, the system can generate wave paths of the machining tool for extending the service life of the tool and ensuring the processing quality.SELECTED DRAWING: Figure 3
Patent JP-2021021069-A (JP)
Title: Polyamideimide film
Inventor: KIM HYE RI
IPC: G02B1/04
Filed: 2020-07-27
Abstract: To provide a polyamideimide film which has an excellent uniformity of a birefringence value and may provide excellent display quality, over the total area.SOLUTION: A polyamideimide film has a photoelastic coefficient in a transverse direction less than 2.0×10-8 m2/N, and a wavelength dispersibility in which an in-plane birefringence (▵nin) value satisfies the relational expressions 1 and 2 in the figure, where the ▵nin(450nm), ▵nin(550nm) and ▵nin(650nm) are in-plane birefringence values measured at wavelengths of 450 nm, 550 nm and 650 nm, respectively.SELECTED DRAWING: None
Patent JP-2020188017-A (JP)
Title: Lithium ion secondary battery, battery pack, power storage device, and automobile
Inventor: KITAJIMA HIROYUKI
IPC: H01M4/133
Filed: 2020-07-30
Abstract: To provide a lithium ion secondary battery with improved both output characteristics and capacity retention.SOLUTION: A lithium ion secondary battery 1 according to the present invention includes a negative electrode 4, an aqueous binder as a binder, and an amorphous carbon as a negative electrode active material, and the average particle size of the amorphous carbon is 2 μm or more and 7 μm or less.SELECTED DRAWING: Figure 1
Patent JP-2022026104-A (JP)
Title: Fluid device
Inventor: KOJIMA CHIKARA
IPC: B06B1/20
Filed: 2020-07-30
Abstract: To provide a fluid device capable of easily generating a standing wave of large acoustic power in a channel.SOLUTION: A fluid device 10 comprises: a channel 20 in which fluid S is circulated; a pressure chamber 51 which is formed at an interval from the channel 20 in a first direction (Y-direction) orthogonal to a circulation direction of the fluid S in the channel 20; a communication path 52 formed along a Y-direction and providing communication between the channel 20 and the pressure chamber 51; and a supersonic transmission unit 40 which makes contact with the fluid S flowing into the pressure chamber 51 and transmits a supersonic wave to the fluid S, thereby generating a standing wave SW along the Y-direction in the channel 20.SELECTED DRAWING: Figure 2
Patent JP-2021027357-A (JP)
Title: heat sink
Inventor: NAKAJIMA HIDEO
IPC: H01L23/36
Filed: 2020-07-30
Abstract: To provide a heat sink capable of eliminating the need for base materials and bonding work to base materials, capable of being manufactured at a lower cost, capable of providing longer, thinner, and curved through holes, capable of freely setting an overall shape and dimensions, as well as the form and dimensions of the through-holes, capable of dramatically increasing the degree of freedom in design, and having excellent cooling capacity.SOLUTION: A heat sink 1 is composed of a cast metal material, with one or more through heat-resistant wire drawing holes 10 opened on the outer surface, and heat is dissipated in a fluid circulating inside the heat-resistant wire drawing holes 10. The drawing holes 10 are the drawing holes of one or more heat-resistant wires, provided in a mold of a cast product and embedded in a solidifying metal material with their ends exposed on the outside surface.SELECTED DRAWING: Figure 1A
Patent JP-2021025053-A (JP)
Title: Resin material and multilayer printed wiring board
Inventor: KAWAHARA YUKO
IPC: C08G73/10
Filed: 2020-07-31
Abstract: To provide a resin material capable of 1) reducing dielectric loss tangent of a cured product, 2) enhancing flexibility of a B-stage film, 3) improving bending characteristics of a cured product, 4) effectively removing smear by desmear treatment and 5) improving embedding properties to an uneven surface.SOLUTION: There is provided a resin material containing a specific cyclohexane ring-containing compound and a curing accelerator, wherein: the cyclohexane ring-containing compound has a first skeleton derived from an aliphatic diamine compound having a cyclohexane ring and a second skeleton derived from a dimer diamine; the aliphatic diamine compound having a cyclohexane ring is different from a dimer diamine; and the average ratio of the first skeleton is less than 50 mol% and the average ratio of the second skeleton is 25 mol% or more and less than 100 mol% based on 100 mol% of the whole structural unit of the skeleton derived from a diamine compound in the cyclohexane ring-containing compound.SELECTED DRAWING: Figure 1
Patent JP-2022027270-A (JP)
Title: Method for producing optical member, and adhesive
Inventor: TAKAMATSU NOBUHIRO
IPC: G02B7/00
Filed: 2020-07-31
Abstract: To provide a method for producing an optical member and an adhesive which have good curability, have excellent adhesive forces while being transparent and having high refractive indices, and can exhibit excellent light transmittance, haze values and heat resistance as optical imaging elements.SOLUTION: A method for producing an optical member 10 includes forming transparent members 11 containing a cyclic olefin resin having a refractive index of 1.50-1.55 by an adhesive layer 12 formed of an adhesive containing a compound having an oxiranyl group and an onium salt compound with the adhesive interposed therebetween.SELECTED DRAWING: Figure 1