baber/WOPTO huggingface dataset:
Patent JP-2021134947-A (JP)
Title: Thermoacoustic device
Inventor: KAWACHI DARUMA
IPC: F25B9/00
Filed: 2020-02-25
Abstract: To provide a thermoacoustic device that has high conversion efficiency while stably generating a thermoacoustic phenomenon.SOLUTION: A thermoacoustic device comprises: a loop pipe; a stack provided in the loop pipe, and to be oscillated by a temperature gradient between one side and the other side; a first heat exchanger for exchanging heat with the one side of the stack; a second heat exchanger for exchanging heat with the other side of the stack; a heat transport pipe filled with fluid, and for transporting heat by convection of the fluid from a heat source to the first heat exchanger; and a heat compensation part for compensating a temperature decrease on the one side when oscillation of the stack is started. The heat compensation part comprises a storage part for storing the fluid flowing through the heat transfer pipe, and a heat conduction part for transporting heat by heat conduction from the storage part to the first heat exchanger. Heat conductivity of the heat conduction part is higher than heat conductivity of the fluid.SELECTED DRAWING: Figure 2
Patent JP-2021132753-A (JP)
Title: Guide wire
Inventor: TSUGE KENTA
IPC: A61M25/09
Filed: 2020-02-25
Abstract: To provide a guide wire capable of smoothly penetrating a penetrated part.SOLUTION: A guide wire 1 includes: a core shaft 11; a coil body 21 wound around so as to cover the core shaft 11; and a fixing part 31 fixing an end of the coil body 21 and an outer periphery of the core shaft 11. The core shaft 11 has a projection 111 projecting to an end side from the end of the fixing part 31. Both the fixing part 31 and the projection 111 are tapered toward the end side, an outer diameter of a base end of the projection 111 almost matches an outer diameter of the end of the fixing part 31, and angle made by an outer peripheral surface at the end of the fixing part 31 and a long axis of the core shaft 11 is equal to or smaller than angle made by the outer peripheral surface at the base end of the projection 111 and the long axis of the core shaft 11.SELECTED DRAWING: Figure 2
Patent JP-2021133580-A (JP)
Title: Coating tool
Inventor: SETAGAWA YOSUKE
IPC: B43K8/04
Filed: 2020-02-26
Abstract: To provide a coating tool capable of attaching a flexible brush tip as a coating portion and supplying a coating liquid without moving the coating portion during a knock operation.SOLUTION: There is provided a coating tool in which the coating liquid in the coating liquid tank is supplied to the coating portion provided with the brush tip, including an operation unit that protrudes outward from the barrel, a coating liquid tank connected to the rear of the barrel, a valve mechanism with a relay core extending forward and provided on the coating portion side of the coating liquid tank, and a relay core operating mechanism that retracts the relay core and opens the valve mechanism by pressing the operation unit. When the valve mechanism is opened, the coating liquid can flow out to the coating portion side via the relay core.SELECTED DRAWING: Figure 1
Patent JP-2021134393-A (JP)
Title: Production method of copper powder
Inventor: YAMAOKA NAOKI
IPC: B22F1/00
Filed: 2020-02-27
Abstract: To easily and efficiently obtain copper powder in a monodisperse and micronized state, in a polyol method that obtains copper powder through reducing copper oxide powder in polyol solvent.SOLUTION: In a production method of copper powder, copper oxide powder is reduced in polyol solvent to obtain copper powder. The method includes heating the copper oxide powder pulverized into an average particle diameter of 1.0 μm or less through heating the polyol solvent to temperature -50°C or higher than a boiling point of the polyol solvent and ±0°C or lower of than the boiling point of the polyol solvent to obtain copper powder.SELECTED DRAWING: Figure 1
Patent JP-2020111501-A (JP)
Title: Graphene oxide membranes and methods related thereto
Inventor: MAINAK MAJUMDER
IPC: B01D69/12
Filed: 2020-02-27
Abstract: To provide a low cost, highly efficient method for producing a large-sized membrane consisting mainly of graphene.SOLUTION: A method of producing a graphene membrane on a support stabilized by concentration of a graphene oxide dispersion, coating of a substrate with a layer of a graphene oxide solution, and deoxygenation, the method comprising: adding an absorbent material to an aqueous graphene oxide solution and allowing it to absorb water to form a graphene-stabilized solution with a higher concentration, and then a film is formed by applying the graphene oxide solution to the surface of the substrate by drawing the solution at a certain shear rate through grooves contoured by the opposing surfaces. The graphene membrane thus obtained exhibits ultrafast water transport and precise molecular sieving of gas and solvated molecules.SELECTED DRAWING: Figure 1
Patent JP-2021134892-A (JP)
Title: Two-cylinder internal combustion engine
Inventor: OKADA HIROFUMI
IPC: F02B77/00
Filed: 2020-02-28
Abstract: To obtain a constitution which is eliminated in a variation of an inertial force of a piston while making an engine compact in a size, in a four-cycle two-cylinder internal combustion engine.SOLUTION: A balancer crank arm 16 is fixed to an intermediate journal arranged at a crankshaft 8, and a balancer 18 is connected to a balancer crank pin 17 fixed to the balancer crank arm 16 so as to be vertically movable. A cylinder block 1 is connected to the balancer 18 via a turning link 19 extending in a direction orthogonal to a bore axial direction. Therefore, the balancer 18 vertically turns in a state of being supported by the link 19. Since both the balancer 18 and the link 19 are arranged on an oil pan 6, a depth of the oil pan 6 is not necessary to be deep. By this constitution, an engine is prevented from being high in a height while achieving the stable high-speed rotation of the crankshaft 8.SELECTED DRAWING: Figure 4
Patent JP-2021051718-A (JP)
Title: Recruitment support method, recruitment support device, recruitment support program, and recording medium
Inventor: MAE Naoshi
IPC: G06F3/0481
Filed: 2020-03-02
Abstract: To make it easy to create, on a web page, a job offer slip representing what a job offerer places importance on in a job offer.SOLUTION: A recruitment support method is for a recruitment support system 1 including a recruitment support server 10 connected to a display device 200 having a display medium 201 via a communication network. The recruitment support method includes: causing the display medium 201 to display information that enables setting of posting priority in job offer slips of a plurality of categories by using information of the plurality of categories for classifying a plurality of described items of the job offer slips stored in a storage device 300; and when the setting of posting priority is detected, causing the display medium 201 to display information that enables selection of one job offer slip format from a plurality of job offer slip formats corresponding to the set posting priority among all job offer slip formats stored in the storage device 300.SELECTED DRAWING: Figure 1
Patent JP-2021139656-A (JP)
Title: Control device
Inventor: TAKEUCHI YOSHIKI
IPC: B60L3/00
Filed: 2020-03-02
Abstract: To provide a control device capable of suppressing a decrease in calculation accuracy in an internal resistance of a rechargeable battery even when a current change or a voltage change is not constant.SOLUTION: A control device is applied to a power supply system including a rechargeable battery, a current sensor, a filter circuit arranged in an electric path between the rechargeable battery and the current sensor, and a voltage sensor. When a predetermined change occurs, the control device acquires a detected current detected by the current sensor and a detected voltage detected by the voltage sensor as paired data at a predetermined cycle, linearly approximates a relation between the detected current and the detected voltage included in the paired data, and also calculates an internal resistance of the rechargeable battery based on a slope of the approximated straight line. The control device includes: a change determination unit which determines whether or not a current change of the detected current or a voltage change of the detected voltage included in the paired data is constant in a change period in which a predetermined change occurs; and a calculation unit which calculates the slope of the approximated straight line as the internal resistance of the rechargeable battery on the condition that the current change or the voltage change is determined to be constant.SELECTED DRAWING: Figure 2
Patent JP-2021139319-A (JP)
Title: Horizontal shaft submerged pump and suction pump used for horizontal shaft submerged pump
Inventor: WATABE SEIJI
IPC: F04D13/08
Filed: 2020-03-04
Abstract: To provide a horizontal shaft submerged pump which transits to an operation mode in which a rating operation is performed while automatically sucking air in accordance with a water level on a suction side.SOLUTION: A horizontal shaft submerged pump comprises: a second suction opening 14 which is provided at the upstream side of an impeller 3 of a horizontal shaft submerged pump 1 and opened at a position higher than an upper end of a first suction opening 8 and in which an upper end of an intake part is a threshold of an air-water mixed drain operation M2 and a drain standby operation M3; and a third suction opening 16 which is opened at a position higher than the upper end of the second suction opening 14 and in which the upper end of the intake part is a threshold of a total drain operation M1 and the air-water mixed drain operation M2. An operation time in the drain standby operation M3 can be shortened while automatically switching to the total drain operation M1, the air-water mixed drain operation M2 and the drain standby operation M3 in accordance with a preset water level, thereby preventing a sudden change of load applied to the horizontal shaft submerged pump.SELECTED DRAWING: Figure 2
Patent JP-2021137720-A (JP)
Title: Exhaust gas purification catalyst
Inventor: ITO YUYA
IPC: B01J32/00
Filed: 2020-03-04
Abstract: To provide an exhaust gas purification catalyst capable of improving a purification performance of an exhaust gas and blowing suppressing property, and enhancing resistance to vehicle vibration.SOLUTION: An exhaust gas purification catalyst C is formed of three exhaust gas filters F1, F2, F3. Each exhaust gas filter F1, F2, F3 is formed in each section in which a plurality of cells 3 is surrounded by a plurality of cell walls 2 at inside of a peripheral wall 1, and each exhaust gas filter is opened by both end faces of the peripheral wall 1. The plurality of cells 3 is formed of at least two kinds of cells 31, 32 whose sizes in a cross sectional shape are different each other, and out of the three exhaust gas filters, two exhaust gas filters F1 and F2, F2 and F3 are aligned in layout in which the cells 31, 32 whose sizes in the cross sectional shape are different each other, are contrary.SELECTED DRAWING: Figure 3
Patent JP-2021062917-A (JP)
Title: Pouch
Inventor: IIO SEIYA
IPC: B65D65/40
Filed: 2020-03-05
Abstract: To provide a pouch capable of improving an appearance after being heated in a microwave oven and stably venting steam when heated in the microwave oven.SOLUTION: In a pouch 10, a wrapping material includes a first biaxially stretched plastic film, a second biaxially oriented plastic film, and a sealant film in this order. The sealant film has polypropylene as a main component. There are only two biaxially stretched plastic films in the wrapping material and is provided a seal part 15 sealing the pouch 10. The seal part 15 is provided with a steam vent seal part 24 configured so as to peel off by an increase in pressure of a storage space 10A. Unidirectional Young's modulus of the wrapping material when measured under the 25°C atmosphere after being held for one minute under a 25°C atmosphere is 3000 MPa or above. In the pouch, seal intensity of the seal part 15 when measured under the 100°C atmosphere after being held for one minute under the 100°C atmosphere is 20.0 N or below.SELECTED DRAWING: Figure 1
Patent JP-2021139196-A (JP)
Title: Fence support structure
Inventor: KONUMA YUICHI
IPC: E04H17/22
Filed: 2020-03-06
Abstract: To provide a fence support structure allowing a lateral beam and a column not to interfere with each other and the strength to be enhanced without using special concrete blocks.SOLUTION: A fence support structure is provided with a support member 20 inserted in a vertical hole in a concrete block 40 to support a fence 10, wherein the support member 20 is provided with a pair of legs 27 to be inserted in the vertical hole. A lateral beam 41 connecting the concrete blocks 40 in a horizontal direction is able to pass between the pair of legs 27 when the pair of legs 27 are inserted in the vertical hole.SELECTED DRAWING: Figure 3
Patent JP-2021144495-A (JP)
Title: Watching system, server device, watching method, and program
Inventor: FUJITA KOJI
IPC: G06Q20/10
Filed: 2020-03-12
Abstract: To provide a watching system, a server device, a watching method, and a program that appropriately notify transaction information on watching targets while respecting the intention of the watching targets and protecting the privacy of the watching targets.SOLUTION: A watching system 1 includes a net banking server 10, an IB store terminal device 21, an accounting terminal device 22, an ATM 23, an accounting system 30, an IB application server 40, a user PC 51, and a user smartphone 52. The IB store terminal device 21 transmits a registration request including an account number of a watching target U1, an account number of a watcher U2, and a notification condition set by the watching target U1 to the net banking server 10.SELECTED DRAWING: Figure 1
Patent JP-2020150942-A (JP)
Title: Preventing or ameliorating agent for age-related cognitive dysfunction, enhancer for neurotrophin 3, preventing or ameliorating agent for age-related decline in eagerness, and method for producing them
Inventor: NOMURA SACHIKO
IPC: A61K31/216
Filed: 2020-03-17
Abstract: To provide a preventing or ameliorating agent for age-related cognitive dysfunction and to provide an enhancer for neurotrophin 3.SOLUTION: The preventing or ameliorating agent for age-related cognitive dysfunction includes tea leaf or a tea leaf extract being an extract extracted from the tea leaf. In the preventing or ameliorating agent, the tea leaf and the tea leaf extract include non-gallate-type catechin and theogallin and have a ratio of a molar concentration (μmol/L) of theogallin to a molar concentration (μmol/L) of non-gallate-type catechin of 0.3 or more. The enhancer for neurotrophin 3 includes tea leaf and a tea leaf extract being an extract extracted from the tea leaf. In the enhancer for neurotrophin 3, the tea leaf and the tea leaf extract include non-gallate-type catechin and theogallin and have a ratio of a molar concentration (μmol/L) of theogallin to a molar concentration (μmol/L) of non-gallate-type catechin of 0.3 or more.SELECTED DRAWING: Figure 3
Patent JP-2020164987-A (JP)
Title: Solvent dilution-type rust preventive oil composition
Inventor: KANEKO NAMIJI
IPC: C23F11/00
Filed: 2020-03-17
Abstract: To provide a solvent dilution-type rust preventive oil composition having excellent handleability and rust-prevention properties.SOLUTION: A solvent dilution-type rust preventive oil composition contains (A) component: base oil, (B) component: sulfonate, and (C) component: a C12-48 carboxylic acid. The (B) component contains at least one selected from the group consisting of sulfonic acid alkali metal salt, sulfonic acid alkaline earth metal salt, and sulfonic acid amine salt. The solvent dilution-type rust preventive oil composition has a 40°C kinematic viscosity of 1-10 mm2/s.SELECTED DRAWING: None
Patent JP-2021150116-A (JP)
Title: Breaker, safety circuit, and secondary battery pack
Inventor: NAMIKAWA KATSUFUMI
IPC: H01H37/54
Filed: 2020-03-18
Abstract: To provide a breaker capable of reducing resistance between terminals.SOLUTION: A breaker 1 comprises: a first terminal piece 2 in which a fixed contact point 21 is formed; a movable piece 4 having a movable contact point 41 and pressing and contacting the movable contact point 41 to the fixed contact point 21; a thermally-actuated element 5 making the movable piece 4 operate so as to separate the movable contact point 41 from the fixed contact point 21 by being deformed in accordance with a temperature change; and a second terminal piece 3 electrically connected to the movable piece 4. The movable contact point 41 contains: a first movable contact point 41a arranged in a first end part 40a of a longitudinal direction of the movable piece 4; and a second movable contact point 41b arranged in a second end part 40b of the longitudinal direction of the movable piece 4. The fixed contact point 21 contains: a first fixed contact point 21a arranged at a position where the first movable contact point 41a can be contacted; and a second fixed contact point 21b arranged at a position where the second movable contact point 41b can be contacted.SELECTED DRAWING: Figure 1
Patent JP-2021148916-A (JP)
Title: toner
Inventor: YAMAUCHI KOHEI
IPC: G03G9/097
Filed: 2020-03-18
Abstract: To provide a toner that is excellent in hot offset resistance and can prevent the occurrence of a dash mark, while including an amorphous polyester resin as a binder resin.SOLUTION: A toner includes toner particles. The toner particles each include a toner base particle containing a binder resin and a mold release agent. The binder resin contains an amorphous polyester resin and a styrene acrylic resin. The amount of the styrene acrylic resin is 20 parts by mass or more and 50 parts by mass or less based on 100 parts by mass of the amorphous polyester resin. In an infrared absorption spectrum of the styrene acrylic resin obtained through infrared spectroscopic analysis, the ratio of the absorbance at the maximum peak within a range of a wave number of 3075 cm-1 or more and 3100 cm-1 or less to the absorbance at the maximum peak within a range of a wave number of 3040 cm-1 or more and 3074 cm-1 or less, is 0.40 or more and 0.70 or less.SELECTED DRAWING: None
Patent JP-2021151091-A (JP)
Title: Power cable connection structure and method for manufacturing power cable connection structure
Inventor: MORI DAIKI
IPC: H02G15/02
Filed: 2020-03-19
Abstract: To provide a power cable connection structure and a manufacturing method thereof for improving the connectivity of a cable end portion and a power device, suppression of pull-out of the cable end portion, and detachment of the cable end portion from the power device.SOLUTION: A power cable connection structure includes a cable end portion, and a bushing having an insertion hole portion in which the cable end portion is removably inserted and connected. The cable end portion is provided with a connection terminal that is crimped to the cable conductor and has a terminal-side energizing portion and a terminal-side fitting portion. A bushing-side energizing portion and a bushing-side fitting portion are provided inside the insertion hole portion, and the terminal-side fitting portion and the bushing-side fitting portion are shaped to be capable of fitting each other. The terminal-side fitting portion and the bushing-side fitting portion can be fitted to be relatively freely rotatable, and when the terminal-side fitting portion and the bushing-side fitting portion are in a fitted state, the terminal-side energizing portion and the bushing-side energizing portion are electrically connected to each other.SELECTED DRAWING: Figure 1
Patent JP-2021148652-A (JP)
Title: Tactile sensor
Inventor: ISHIHARA TAKASHI
IPC: G01L1/02
Filed: 2020-03-19
Abstract: To achieve a flexible structure of a contact part to be in contact with an object.SOLUTION: A tactile sensor (1) has a liquid metal (6) sealed in a first storage chamber (2) through a channel (4) to a second storage chamber (3) in order to change induction coefficients of a coil (5) according to contact with an object. The second storage chamber (3) has a flexible thin wall (9) that is disposed facing a channel (4) to change induction coefficients of the coil (5) and can be bent and deformed according to a displacement of the liquid metal (6).SELECTED DRAWING: Figure 8
Patent JP-2021146946-A (JP)
Title: Seat for vehicle
Inventor: KONDO KEIICHI
IPC: B60N2/427
Filed: 2020-03-19
Abstract: To improve a suppression effect of the occurrence of a submarine phenomenon.SOLUTION: In a seat 10 for a vehicle, a plurality of regions of a cushion member 34 of a seat cushion 12 is constricted to a cushion frame 14 and a cushion pad 30. A cushion airbag device 54 for expanding and deploying a cushion airbag 56 at a front face collision of the vehicle is mounted to a front part of the seat cushion 12. Seam lines formed at a front edge part 34 F and a suspension part 34H of a cushion membrane 34 out of the plurality of regions are broken by the expansion pressure of the cushion airbag 56. By this constitution, the constriction of the front edge part 34F with respect to the cushion frame 14, and the constriction of the suspension part 34H with respect to the cushion pad 30 are released.SELECTED DRAWING: Figure 1
Patent JP-2021150888-A (JP)
Title: Telephone control device and remote control method
Inventor: KONNO TAKASHI
IPC: H04M3/42
Filed: 2020-03-23
Abstract: To enable operating an extension line telephone terminal of another user without need of a user in the periphery to go to the telephone terminal.SOLUTION: In a control unit 15 of a telephone control device 10, a remote control unit 15B sets a remote connection, in which a connection destination terminal is a first extension terminal and a connection source terminal is a second extension terminal, into a storage unit 14, as remote connection information 14C, in response to a remote connection request designating the first extension terminal as a connection destination terminal, which is notified from the second extension terminal by a user operation at the second extension terminal among the first and second extension terminals included in a plurality of extension terminals 20. When remote connection is set as the remote connection information 14C, a call control unit 15A performs call control in a manner that the second extension terminal, which is the connection source terminal, acts as the first extension terminal which is the connection destination terminal.SELECTED DRAWING: Figure 1
Patent JP-2020107364-A (JP)
Title: Sever, program, and warranty information output method
Inventor: GOTANDA GO
IPC: G07G1/06
Filed: 2020-03-25
Abstract: To allow a consumer to perform an operation for confirmation efficiently and intuitively regarding a plurality of processing types regarding electronic receipt information (receipt browsing and retrieving, summary display of shopping result, purchase certification of commodities, warranties, store-issued coupons, share of receipts, and so on).SOLUTION: An information processing apparatus includes: member associating means for associating a member code of a prescribed shopper; electronic receipt reception means for receiving electronic receipt information associated with the member code from an electronic receipt management server for collectively managing the electronic receipt information; and electronic receipt display means for displaying a plurality of processing types relating to the electronic receipt information received by the electronic receipt reception means on a display part as a selectable menu via a selection part.SELECTED DRAWING: Figure 2