baber/WOPTO huggingface dataset:
Patent JP-2021031760-A (JP)
Title: Process for recovering valuable metal
Inventor: YAMASHITA TAKESHI
IPC: B09B5/00
Filed: 2019-08-29
Abstract: To provide a process for recovering valuable metal at low cost.SOLUTION: Provided is a process for recovering valuable metal including the following steps: a preparation step of preparing a charge material containing at least lithium (Li) and valuable metal; an oxidation-reduction-melting step of subjecting the charge material to an oxidation treatment and a reduction-melting treatment to yield a reduction product containing a valuable metal-containing molten alloy and a slag; and a slag separation step of separating the slag from the reduction product and recovering the molten alloy, and in which the molar ratio (Li/Al ratio) of lithium (Li) to aluminum (Al) in the slag is set to 0.40 or more, and the molar ratio (Ca/Al ratio) of calcium (Ca) to aluminum (Al) in the slag is set to 0.30 or more.SELECTED DRAWING: Figure 1
Patent JP-2021040234-A (JP)
Title: Packet transfer device, packet transfer method, and packet transfer program
Inventor: OTSUKA KAZUHITO
IPC: H04L12/66
Filed: 2019-09-03
Abstract: To provide a packet transfer device, a packet transfer method, and a packet transfer program that can dynamically change scan operation according to the situation of a communication device.SOLUTION: A packet transfer device 100 according to the present invention includes: a policy acquisition unit 101 that acquires device information on the state of a communication device 5, and acquires a policy applied to scan of a communication packet between the communication device 5 and another communication device 20 based on the device information; and a detection unit 102 that applies the policy and scans the communication packet.SELECTED DRAWING: Figure 2
Patent JP-2021041828-A (JP)
Title: Preceding-vehicle lane change estimation method, preceding-vehicle tracking control method, and preceding-vehicle lane change estimation apparatus
Inventor: TANAKA SHINYA
IPC: B60W30/10
Filed: 2019-09-11
Abstract: To estimate whether a preceding vehicle traveling ahead of a vehicle itself changes lanes at early timing after the preceding vehicle starts a lane change action in a scene where the preceding vehicle and a pre-preceding vehicle exist.SOLUTION: An apparatus is provided with a preceding vehicle track controller 10 for estimating whether a preceding vehicle B traveling ahead of a vehicle itself A in an own lane CL where the vehicle itself travels. In a preceding-vehicle lane change estimation method, the preceding vehicle track controller 10 performs: detecting a lane change action of a pre-preceding vehicle C traveling ahead of the preceding vehicle B; obtaining vehicular speed information indicating respective vehicular speeds of the pre-preceding vehicle C and preceding vehicle B in a progress direction; determining whether a vehicular speed difference between the pre-preceding vehicle C and preceding vehicle B in the vehicular speed information is equal to or less than a vehicular speed determination threshold after the pre-preceding vehicle C starts a lane change action; and estimating that the preceding vehicle changes lanes once the vehicular speed difference is determined to be equal to or less than the vehicular speed determination threshold.SELECTED DRAWING: Figure 5
Patent JP-2021041004-A (JP)
Title: bag
Inventor: YAMAMOTO SACHIKO
IPC: A45C3/00
Filed: 2019-09-12
Abstract: To provide a bag that can deal with a plurality of carrying modes with a single member.SOLUTION: The bag includes: a bag-like body which contains oppositely facing front face and rear face, and a bottom face connecting the front face and the rear face; a first annular member which is attached to the front face in plurality; a second annular member which is attached to the rear face in plurality; and a loop-like string which is inserted through all of the first annular members and the second annular members. The string includes a part facing the front face, part facing the bottom face, part facing the rear face, part that extends upward from the part facing the front face, and a part that extends upward from the part facing the rear face. By making the length of any one part shorter, the length of other parts can be made longer, which is the characteristic of the bag.SELECTED DRAWING: Figure 1
Patent JP-2021048659-A (JP)
Title: Rotor, motor, and manufacturing method for rotor
Inventor: SENBA DAISUKE
IPC: H02K9/06
Filed: 2019-09-17
Abstract: To provide a rotor and a motor that can be manufactured at a low cost.SOLUTION: A rotor constituted by laminating plate-shaped magnetic substances comprises a split core obtained by forming an engagement groove, a rotor shaft provided with an engagement part that is engaged with the engagement groove, and a holder pressed into the rotor shaft. The engagement part and the engagement groove restrict relative displacement in a radial direction and a circumferential direction of the split core with respect to the rotor shaft, and the holder restricts relative displacement in a rotational axis direction with respect to the rotor shaft.SELECTED DRAWING: Figure 1
Patent JP-2020013601-A (JP)
Title: Coping with glare by eye tracking
Inventor: MUDIT AGRAWAL
IPC: H04N5/225
Filed: 2019-09-19
Abstract: To permit execution of tracking of one's eye gaze under the presence of glare of eyeglasses or the like disposed between an eye tracking camera and eyes under tracking.SOLUTION: An eye tracking system includes: plural light sources; and a camera configured so as to capture a light image from a light source reflected from eyes. The eye tracking system includes a logic device and a storage device. The logic device repeatedly projects light from a different combination of plurality light sources, and captures an eye image during projection of each combination, thus acquiring a frame of eye tracking data. The storage device stores an instruction executable by the logic device. The instruction can execute selection of a selected combination of light sources for eye tracking on the basis of determination of shading detected in an image, generated from transparent or semi-transparent optical structure stationed between eyes and a camera, and projection of light by a selected combination of light sources for eye tracking.SELECTED DRAWING: Figure 7
Patent JP-2021046838-A (JP)
Title: Heat recovery device, working medium collection device, and working medium collection method
Inventor: ADACHI SHIGETO
IPC: F01D21/00
Filed: 2019-09-19
Abstract: To reduce a risk of leakage of a working medium from the inside of a heat recovery device in stopping.SOLUTION: A heat recovery device 100 for making a working medium recover heat of a heat source under a Rankine cycle includes: a circulation channel 110; a collection channel 122 connected to a channel section from an evaporator 112 to a condenser 114 in the circulation channel at one end portion, connected to a channel section from the condenser to a receiver 115 or the receiver at the other end portion, and allowing the working medium flowing in from one end portion to flow toward the receiver; a delivery portion 127 sucking the working medium to the collection channel from the channel section and operable to deliver the working medium in the collection channel toward the receiver; a cooler 128 for liquefying the working medium; and a control section 130 stopping drive of a medium pump 111 in driving the delivery portion.SELECTED DRAWING: Figure 1
Patent JP-2021049045-A (JP)
Title: Pinball game machine
Inventor: AKITA DAISUKE
IPC: A63F7/02
Filed: 2019-09-24
Abstract: To provide a game machine capable of further improving game properties.SOLUTION: When variation of special symbols is started, a pinball game machine can displays a normal performance on a performance display device. During a variable display of the special symbols, the pinball game machine can execute an operation performance for instructing a player to execute an input operation onto operation input means. Triggered by the input operation onto the operation input means during the execution of the operation performance, or triggered by termination of the operation performance, the pinball game machine can start a specific performance. After the termination of the specific performance and before a stop display of the special symbols, the pinball game machine can display a special performance for suggesting transfer to the normal performance, on the performance display device. After the termination of the special performance, the pinball game machine can start the normal performance, where duration times of the special performance are different according to presence/absence of the input operation onto the operation input means during the operation performance or timing when the input operation onto the operation input means is made during execution of the operation performance.SELECTED DRAWING: Figure 61
Patent JP-2021051205-A (JP)
Title: Powder container mounting device, image forming apparatus, and powder container
Inventor: SHINOZAKI SEIGO
IPC: G03G15/08
Filed: 2019-09-25
Abstract: To provide a powder container mounting device that can certainly move an opening/closing lid that opens/closes a receiving port for receiving powder supplied from a powder container and is moved in a closing direction interlocking with a powder container pull-out operation, to a position to close the receiving port.SOLUTION: The mounting device comprises: a powder container 8; a mounting unit on which the powder container 8 is removably mounted; a receiving port that receives powder from the powder container 8; an opening/closing lid that opens/closes the receiving port interlocking with operations in mounting/removing the powder container 8; and a device body having an engagement part that is engaged in a state where the opening/closing lid closes the receiving port. The powder container 8 has a projection 86 and an engagement release part 87; the opening/closing lid has a holding part that holds the projection 86, and a part to be engaged that is engaged with the engagement part during the pull-out operation and is brought into contact with the engagement release part 87, in which the state of engagement with the engagement part is released in a push-in operation; the powder container 8 is provided with the projection 86 that is movable in a direction G1 separated from the engagement release part 87 during the pull-out operation.SELECTED DRAWING: Figure 5
Patent JP-2021051013-A (JP)
Title: Information processing device, information processing method, and information processing program
Inventor: WATADA YUSUKE
IPC: G01N23/046
Filed: 2019-09-25
Abstract: To obtain an information processing device, an information processing method and an information processing program with which it is possible to reduce the computation amount of a process of extracting the track of a charged particle passing through a nuclear emulsion film.SOLUTION: The information processing device acquires a plurality of tomographic images obtained by photographing a nuclear emulsion film composed of lamination of a substrate layer and a track recording layer with which, as a charged particle passes through, the track of the charged particle is recorded as a latent image, by a photographing device while changing a focus position along the thickness direction of the nuclear emulsion film; selects, from the plurality of tomographic images, two tomographic images each including a plurality of sunspots based on the latent image; and extracts a straight line as the track of the charged particle when the number of sunspots included in other than the two tomographic images is greater than or equal to a given number, said sunspots being such that the distance from a straight line linking the sunspot included in a first tomographic image and the sunspot included in a second tomographic image out of the two tomographic images is less than or equal to a threshold.SELECTED DRAWING: Figure 10
Patent JP-2021049888-A (JP)
Title: On-vehicle seat device
Inventor: NAGAI TETSUYA
IPC: B60N2/64
Filed: 2019-09-25
Abstract: To provide an on-vehicle seat device which can change a center height of swinging of a backrest.SOLUTION: An on-vehicle seat device 10 includes: an SB main frame 22; a backrest 26 on which a back of a seated person leans; a relay disc 32 fixed to the backrest 26; a first engagement part 40a fixed to the SB main frame 22 above the replay disc 32; an upper wire 60 which suspends and holds the backrest 26 from the first engagement part 40a in a manner that the backrest 26 can swing around the relay disc 32 relative to the SB main frame 22; and a height adjustment mechanism 68 which is configured to draw a part of the upper wire 60 thereinto and changes a drawing length of the upper wire 60 to change an arrangement height of the backrest 26 relative to the SB main frame 22.SELECTED DRAWING: Figure 4
Patent JP-2021051678-A (JP)
Title: Server device, terminal device, order system, information providing method, and program
Inventor: KAWAMORITA TAKUSHI
IPC: G06Q30/06
Filed: 2019-09-26
Abstract: To provide a server device that can streamline order placement procedures while protecting users' privacy when providing lenses suitable for the individual users.SOLUTION: A server device 10 includes: an eyeball data receiving unit 1000 that receives eyeball data associated with a patient management number from a terminal device of an eye clinic; a lens design data receiving unit 1001 that receives lens design data associated with the patient management number from a terminal device of an optician; and an order placement data transmitting unit 1002 that associates the eyeball data and the lens design data associated with the same patient management number with one order placement management number and transmits it to a terminal device of a lens manufacturer.SELECTED DRAWING: Figure 2
Patent JP-2021052993-A (JP)
Title: Game machine
Inventor: WATANABE NAOYUKI
IPC: A63F7/02
Filed: 2019-09-27
Abstract: To inhibit a player from feeling discomfort when resuming a game after a game machine returns from a power interruption state.SOLUTION: A game machine comprises: determination means for determining whether or not to perform a special game on the basis of establishment of a start condition; and performance control means for performing variation performance of stopping a drawing pattern on which variation display is performed after temporarily stopping the drawing pattern, depending on a result of determination. When the game machine turns into a power interruption state and returns from the power interruption state during execution of variation performance in the case that execution of the special game is determined, the performance control means terminates variation performance in execution without temporarily stopping a drawing pattern associated with the variation performance in execution.SELECTED DRAWING: Figure 67-1
Patent JP-2020022467-A (JP)
Title: Method for mass-producing natural killer cells and use of natural killer cells obtained thereby as anticancer agent
Inventor: CHOI IN PYO
IPC: A61K9/08
Filed: 2019-09-30
Abstract: To provide a method for mass-producing natural killer cells and use of the natural killer cells as an anticancer agent.SOLUTION: A method for producing fresh NK (natural killer) cells is provided, the method comprising the steps of: 1) obtaining CD3-negative cells by removing CD3-positive T cells from monocytes; and 2) mixing the CD3-negative cells with IL-15 and IL-21 for cultivation after that, wherein the step 1) is performed by allowing the CD3-positive T cells to crosslink to erythrocytes and then isolating the CD3-negative cells by density-gradient in centrifugation. The fresh NK cells, cold-preserved NK cells and cryopreserved NK cells thus produced can exhibit therapeutic effects against various cancers, including colorectal cancer, lung cancer, liver cancer, pancreatic cancer and leukemia, and can be effectively used as cellular therapeutic agents.SELECTED DRAWING: Figure 7a
Patent JP-2020061362-A (JP)
Title: Display
Inventor: JOO SUN-KYU
IPC: H05B33/22
Filed: 2019-09-30
Abstract: To provide a display capable of improving visibility and reducing light leakage.SOLUTION: A display comprises: a first base layer; a circuit element layer arranged on the first base layer; a pixel definition film arranged on the circuit element layer and including a plurality of light emitting openings separated from each other and defining a plurality of light-emitting regions; a second base layer separated from the first base layer and facing each other; and a light shielding layer arranged under the second base layer and including a plurality of openings superimposed in the plurality of light-emitting regions, respectively. The shapes of the first to third openings of the plurality of openings continuous in one direction on the flat surface of the first base layer are different.SELECTED DRAWING: Figure 7
Patent JP-2021059240-A (JP)
Title: Ramp forming device for railway vehicle and railway vehicle
Inventor: INABA SHOICHI
IPC: B61B1/02
Filed: 2019-10-08
Abstract: To provide a ramp forming device for railway vehicle and a railway vehicle not having a getting on/off movable plate exposed on a side surface of a railway vehicle such as a train and allowing a passenger using a wheel chair to get on/off a railway vehicle without assistance of an assistant such as a station employee.SOLUTION: A ramp forming device 20 provided under a floor of a railway vehicle 1 includes: a ramp path forming plate 30 having a tip portion 31 abut on a station platform 10 by proceeding onto the station platform 10 and having a base part 32 rise to an end part (2b) of a vehicle floor part 2 L forming a bottom side 2b of a getting on/off opening 2 of the railway vehicle 1 or the vicinity of the end part (2b) when the railway vehicle 1 is stopped; an advancing/retreating mechanism 40 to have the ramp path forming plate 30 proceed on the station platform 10; and a raising mechanism 50 for raising the base part 32 of the ramp forming plate 30 to the end part 2b of the vehicle floor part 2L or the vicinity of the end part 2b.SELECTED DRAWING: Figure 6
Patent JP-2021059450-A (JP)
Title: Powder transport method, method of manufacturing resin composition, and plug transport apparatus
Inventor: FUKUSHIMA KAZUYUKI
IPC: B65G53/06
Filed: 2019-10-09
Abstract: To provide a method of safely and stably performing plug transport of powder whose minimum ignition energy is small, a method of manufacturing a resin composition by employing the method, and a plug transport apparatus suitable for the method.SOLUTION: A powder transport method includes the step for plug transport of powder by inactive gas with the inside of a powder transport line L1 being kept at pressures below atmospheric pressure.SELECTED DRAWING: Figure 1
Patent JP-2021059773-A (JP)
Title: Welded structure member excellent in stress corrosion cracking resistance and manufacturing method thereof
Inventor: AKATSUCHI SHUHEI
IPC: B23K31/00
Filed: 2019-10-09
Abstract: To provide a welded structure member in which stress corrosion cracking resistance of a base metal portion of a 7000 series aluminum alloy material and of a weld zone is improved, and a manufacturing method of the welded structure member.SOLUTION: A welded structure member excellent in stress corrosion cracking resistance comprises: a 7000 series aluminum alloy material which has chemical components containing Zn: 6.6 mass% to 8.5 mass%, Mg: 1.0 mass% to 2.1 mass%, Zr: 0.10 mass% to 0.20 mass%, Ti : 0.001 mass% to 0.05 mass% and the remainder composed of Al and unavoidable impurities and which has metallographic structure that is fibrous structure; and other aluminum alloy material welded to the 7000-series aluminum alloy material, wherein when the conductivity prior to artificial aging treatment of the 7000 series aluminum alloy material is denoted as X% IACS, and the conductivity after the artificial aging treatment is denoted as Y% IACS, the welded structure member satisfies 0.120≤(Y/X-1)≤0.250, and wherein the difference between the conductivity of the base metal portion excluding the weld heat-affected zone of the 7000-based aluminum alloy material and the conductivity of the weld heat-affected zone is within 5% IACS.SELECTED DRAWING: None
Patent JP-2021059822-A (JP)
Title: Air-laid staple fiber, and method for producing same
Inventor: KOGURE ISAMU
IPC: D06M13/292
Filed: 2019-10-09
Abstract: To provide an air-laid staple fiber with improved dispersibility, and a method for producing the staple fiber.SOLUTION: An air-laid staple fiber includes a stable fiber to which a fiber-treatment agent containing a hydrophilic oil solution and a silicone-containing oil solution is bonded by 0.7-2 wt.% of the staple fiber weight, the weight ratio of the hydrophilic oil solution and the silicone-containing oil solution contained in the fiber-treatment agent (weight of hydrophilic oil solution/weight of silicone-containing oil solution) being in a range from 60/40 to 90/10, and the moisture content being 2-13%.SELECTED DRAWING: Figure 1
Patent JP-2021063666-A (JP)
Title: Feeler gauge
Inventor: ODAN YUKI
IPC: G01B3/30
Filed: 2019-10-10
Abstract: To provide a feeler gauge which does not cause variations in measured values due to individual differences.SOLUTION: According to the present invention, a feeler gauge 1A is provided, which is a feeler gauge for measuring a gap including: a wedge body 30A composed of a bottom portion 32A and a slope 34A inclined at a predetermined angle θ with the bottom portion 32A; a measuring unit 10A arranged on a slope 34A of the wedge body 30A and equipped with a variable resistance sheet 20 whose resistance value R1 changes depending on a position P; a power supply 102 for passing electricity through the variable resistance sheet 20; a detector 104 (or 108) for detecting voltage or current via the variable resistance sheet 20; a calculation unit 122 for calculating a height H of the slope at the position P where the variable resistance sheet 20 is pressed, according to the correlation between the pressed position P of the variable resistance sheet 20 and a voltage value V1 or a current value A1; and a display unit 110A for displaying the height value H of the slope 34A calculated by the calculation unit 122.SELECTED DRAWING: Figure 1
Patent JP-2021064661-A (JP)
Title: Holding device
Inventor: KIBE TAICHI
IPC: H01L21/683
Filed: 2019-10-11
Abstract: To prevent damage to a first power feeding terminal and other members caused by force in a second direction applied to the first power feeding terminal and so forth due to displacement of a base member.SOLUTION: A holding device comprises: a first member which has a first surface substantially perpendicular to a first direction; a second member, provided with a through-hole, which has a heat expansion coefficient different from that of the first member; a power feeding pad; a first power feeding terminal which is bonded to the power feeding pad; a second power feeding terminal; a third power feeding terminal which is disposed at a location, inside the through-hole, between the first power feeding terminal and the second power feeding terminal; a first spring; and a second spring. The third power feeding terminal is disposed so that a gap is formed between itself and a wall surface of the second member defining the through-hole. Also, the third power feeding terminal is provided in a manner movable in a direction substantially perpendicular to the first direction.SELECTED DRAWING: Figure 3