baber/WOPTO huggingface dataset:
Patent JP-2021077470-A (JP)
Title: Electrode catalyst material for fuel cel
Inventor: TSUZUKI HIDEKAZU
IPC: H01M4/86
Filed: 2019-11-06
Abstract: To provide an electrode catalyst material for fuel cells, which does not use platinum as a catalyst component while having oxygen reduction reaction activity and catalytic activity that are equivalent to those in an electrode catalyst material with platinum fine particles supported on surfaces of carbon particles.SOLUTION: An electrode catalyst material for fuel cells includes a metal oxide and a conductive structure supported on the metal oxide. The metal oxide is a linked aggregate in which flaky nanocrystal pieces are linked to each other, the flaky nanocrystal pieces each having main surfaces where a specific crystal plane is exposed and an end surface. The plurality of the nanocrystal pieces has a gap arranged while opening to an outside of the linked aggregate, between the main surfaces. The conductive structure has a planar site where a plurality of conductive linear substances comes into contact with each other and is distributed in a planar direction along the main surface of each nanocrystal piece. Conductivity in the planar direction of the planar site is greater than conductivity in a direction orthogonal to the planar direction, and the main surface of each nanocrystal piece and the planar site are in electrical contact with each other.SELECTED DRAWING: Figure 1
Patent JP-2020022817-A (JP)
Title: Toy having turret
Inventor: OKAZAKI SEI
IPC: A63H17/00
Filed: 2019-11-07
Abstract: To achieve a toy having a turret for achieving drive of the turret having a simple configuration and a presence.SOLUTION: A performance sound output part 23 provided in a battleship 10 outputs a rotating sound generated when a drive part 40 is in a driven state and a turret is rotated, and generates a stop sound differing from the rotating sound when the drive part 40 is in a stop state. Accordingly, the battleship 10 for achieving drive of a turret having a simple configuration and a presence can be provided.SELECTED DRAWING: Figure 3
Patent JP-2021075625-A (JP)
Title: Acid group-containing (meth)acrylate resin composition, curable resin composition, cured product, insulating material, resin material for solder resist, and resist member
Inventor: YAMADA SHUNSUKE
IPC: G03F7/027
Filed: 2019-11-08
Abstract: To provide an acid group-containing (meth)acrylate resin composition having excellent alkali developability, heat resistance and dielectric characteristics, a curable resin composition containing the same, a cured product of the curable resin composition, an insulating material, a resin material for a solder resist, and a resist member.SOLUTION: The acid group-containing (meth)acrylate resin composition is used which contains an aromatic ester compound (A) and a resin (B) having an acid group and a polymerizable unsaturated bond. The aromatic ester compound (A) uses a phenol compound (A1) having at least one vinylbenzyloxy group and an aromatic polybasic acid or its derivative (A2) as essential reaction raw materials.SELECTED DRAWING: Figure 1
Patent JP-2020108328-A (JP)
Title: Power conversion apparatus and current control method in power conversion apparatus
Inventor: ANDO MASATO
IPC: H02H7/122
Filed: 2019-11-11
Abstract: To provide a driver of rolling stock suppressing fault current due to earth fault of filter circuit reactor, and resonance current at the time of sudden change of overhead voltage.SOLUTION: A driver 1S has a power conversion apparatus 6 for converting a DC power supplied from an overhead wire 1 into an AC power, a filter reactor 9 connected to the overhead wire 1 side of the power conversion apparatus 6, a switching element Q7 connected with the overhead wire 1 side of the filter reactor 9, a resistor 101 connected in parallel with the switching element Q7, a circuit breaker 11 connected to the overhead wire 1 side of the switching element Q7 and configured to block the DC power, voltage detection means 13 for detecting the overhead wire voltage, current detection means 12 for detecting the overhead wire current, and a control logic part 15. The control logic part 15 performs control for controlling switching of the switching element Q7 to perform chopping operation, on the basis of the overhead wire voltage or the overhead wire current, and control for blocking the DC power by releasing the circuit breaker 11 after OFF controlling the switching element Q7.SELECTED DRAWING: Figure 2
Patent JP-2020119886-A (JP)
Title: Liquid composition, electrode and manufacturing method of the same, and electrochemical element and manufacturing method of the same
Inventor: NAKAJIMA SATOSHI
IPC: H01M4/04
Filed: 2019-11-15
Abstract: To provide a liquid composition, having excellent storage stability and discharge stability, usable for forming an electrode mixture layer included in an electrochemical element.SOLUTION: A liquid composition used for forming an electrode mixture layer included in an electrochemical element, includes: a dispersion medium; electrode materials; and a compound capable of binding the electrode materials to each other and the electrode materials and an electrode substrate. Viscosity is such viscosity as to allow the liquid composition to discharge from an inkjet head.SELECTED DRAWING: Figure 1
Patent JP-2021079630-A (JP)
Title: Surface material and method for producing surface material
Inventor: TAKAHASHI RYOSUKE
IPC: B32B27/00
Filed: 2019-11-19
Abstract: To provide a surface material which can improve fire resistance performance and a method for producing a surface material.SOLUTION: A surface material 10 has a sheet material 1 containing synthetic resins, an aggregate and an endothermic substance, and a surface protective layer 2 which is laminated on one surface of the sheet material 1 and is formed using an organic resin added with an inorganic resin or an inorganic nanofiller. A content of the synthetic resins is within a range of 6 mass% or more and 12 mass% or less with respect to 100 mass% of the sheet material 1, and contents of the aggregate and the endothermic substance are within a range of 80 mass% or more and 90 mass% or less with respect to 100 mass% of the sheet material 1.SELECTED DRAWING: Figure 1
Patent JP-2021085693-A (JP)
Title: Ball screw condition monitoring device and condition monitoring method
Inventor: MATSUMURA KEISUKE
IPC: G01M13/028
Filed: 2019-11-26
Abstract: To provide a ball screw condition monitoring device and a condition monitoring method, which allow for appropriately collecting data for accurately diagnosing the condition of a ball screw.SOLUTION: A condition monitoring device 20 provided herein monitors the condition of a ball screw 10 comprising a screw shaft 1, a nut 2, and a plurality of balls 3. The condition monitoring device 20 comprises: a drive control unit 22 configured to control a drive unit (servo motor 11) to make the screw shaft 1 and the nut 2 move relative to each other at a constant speed until they make one round trip or more under no load; and a data collection unit 23 configured to collect physical quantities pertaining to the ball screw 10 while the drive unit is being controlled by the drive control unit 22 as data.SELECTED DRAWING: Figure 1
Patent JP-2021036758-A (JP)
Title: Electric power conversion device and method for controlling the same
Inventor: KOKUBU HIROYUKI
IPC: H02M7/48
Filed: 2019-11-26
Abstract: To provide an electric power conversion device capable of reducing an increase in manufacturing costs.SOLUTION: An electric power conversion device includes: a main circuit including first upper and lower arms, second upper and lower arms and third upper and lower arms; and a control circuit to control on-off operation of each of first to sixth switching elements by generating a pulse width modulation signal whose duty ratio of the second and lower arms is fixed to any value of 0-100%, and a pulse width modulation signal to change a duty ratio of each of the first upper and lower arms and the third upper and lower arms.SELECTED DRAWING: Figure 4
Patent JP-2021085757-A (JP)
Title: Shape measuring method and device using focus image group by microscope
Inventor: KAWAGUCHI HIROSHI
IPC: G02B21/00
Filed: 2019-11-27
Abstract: To provide a shape measuring method with which it is possible to estimate a minute shape of the order of submicrons quickly at low cost.SOLUTION: The shape measuring method comprises: an imaging step for imaging a plurality of images changing the height of rugged surface of an inspection object or a focal plane in the depth direction while keeping an imaging range and imaging condition intact; an image stacking step for inputting the plurality of images and stacking the images one on another in conformity with a change pitch of the focal plane; a cross-sectional image synthesizing step for synthesizing the cross-sectional images from the stacked image data that correspond to a face cut at a prescribed position of the inspection object; a cross-sectional shape estimation step for estimating a cross-sectional shape on a face cut at the prescribed position of the inspection object, using an image recognition model based on machine learning in which a combination of the cross-sectional image and the cross-sectional data obtained from the shape information of the actually measured inspection object is used as teaching data; and a surface shape estimation step for linking the cross-sectional shapes estimated by the image recognition model and estimating the surface shape of the inspection object from the cross-sectional images corresponding to the cut face having been moved in the normal direction.SELECTED DRAWING: Figure 1
Patent JP-2021089010-A (JP)
Title: Slide member
Inventor: OGAWA TETSUYA
IPC: F16C9/04
Filed: 2019-12-03
Abstract: To provide a slide member improved in abrasion resistance of a resin overlay layer without increasing a coefficient of friction even when lubrication by a lubricant is insufficient.SOLUTION: A straight line 33 in parallel with a slide surface is defined as 0°, an axis 34 vertical thereto is defined as 90°, and a constant of distribution is defined as a, a first parameter of the distribution is defined as b, a second parameter of the distribution is defined as c, and a third parameter of the distribution is defined as d with respect to particles 21 included in an arbitrary observation region of a resin binder 20. Further the total sum of length components in a vertical direction of particles 2 included in the observation region is defined as L, and with respect to the particles 21 included in the observation region, a range of 0° to 90° is divided into angular ranges by 10°, an angle θ of a major axis 31 of the particles 21 is classified to be included in any of the angular ranges, and the total sum of the length components in the vertical direction of the particles 21 included in the angular ranges is defined as l. Here, a distribution ratio l/L of the length in the vertical direction, of the particles 21 included in the resin binder 20, satisfies a specific formula.SELECTED DRAWING: Figure 1
Patent JP-2021088108-A (JP)
Title: Printing device
Inventor: HIUGA RYOJI
IPC: B41J2/01
Filed: 2019-12-04
Abstract: To provide a printing device, which is configured to accurately perform printing on a work-piece having a three-dimensional curve.SOLUTION: A work-piece driving unit 30 has a Y-axis direct-acting mechanism 31, a Z-axis direct-acting mechanism 32, an A-axis rotating mechanism 35, a B-axis rotating mechanism 36 and a C-axis rotating mechanism 37. The work-piece driving unit 30 changes a posture of a work-piece W to adjust a distance between a surface of the work-piece W and a head part 21. A printing unit 10 discharges droplets 25 to the surface of the work-piece W.SELECTED DRAWING: Figure 2
Patent JP-2020053988-A (JP)
Title: Receiver, communication method, and server apparatus
Inventor: KANO ATSUSHI
IPC: H04N21/235
Filed: 2019-12-05
Abstract: To facilitate cooperation with a program.SOLUTION: In this embodiment, a receiver displays a cooperative HTML application, and a terminal displays a terminal-side HTML application. Then, a first URL of the terminal-side HTML application is reported from the receiver to the terminal. The terminal acquires information for executing the terminal-side HTML application from a second URL different from the first URL.SELECTED DRAWING: Figure 2
Patent JP-2020034005-A (JP)
Title: Variable capacity supercharger
Inventor: ASAKAWA TAKAO
IPC: F02B37/24
Filed: 2019-12-09
Abstract: To ease stress concentration.SOLUTION: A variable capacity supercharger includes: a driving ring 125 having an annular body part 125b; a first protrusion part 125e and a second protrusion part 125f which are provided at the body part, sandwich a link plate to which a nozzle vane is attached, and separate from each other in a circumferential direction of the body part; and a cutout part 125j formed at a portion of the body part which is located between the first protrusion part and the second protrusion part. An outer peripheral surface of the driving ring located between the first protrusion part and the second protrusion part is located at the radial inner side relative to the first protrusion part and the second protrusion part.SELECTED DRAWING: Figure 10
Patent JP-2021092901-A (JP)
Title: Treatment information providing system in anti-disaster facility, and method for providing treatment information therefor
Inventor: IKEDA KENJI
IPC: G08B17/00
Filed: 2019-12-09
Abstract: To enable a necessary operation and treatment in an appropriate and quick manner even though being an unskilled manager without increasing any functional configuration on an anti-disaster facility side of a receiver or the like.SOLUTION: An event content is output by a voice when detecting an event of fire, fault or the like with a P type receiver 10 to output a predetermined voice code sound corresponding to the event together with the voice. Treatment information for the event of the fire, the fault or the like with the P type receiver 10 is recorded on an internet 26 on a server 28 side. A portable telephone terminal 20 that previously registers predetermined link information for accessing treatment information of a server 28 by corresponding to a voice code sound output from the P type receiver 10 acquires and displays the treatment information by accessing the server 28, based on the link information corresponding to the voice code sound output from the P type receiver 10.SELECTED DRAWING: Figure 1
Patent JP-2021097088-A (JP)
Title: Loading state tap changer
Inventor: MAEDA HIRONOBU
IPC: H02J3/12
Filed: 2019-12-13
Abstract: To provide a loading state tap changer capable of reducing the number of electric power sources for turning on a switching switch of a tap.SOLUTION: A loading state tap changer (3) comprises a plurality of switching switches (ThX_U:X=1, 2, 3, 4, A, B, C, and D) for switching a plurality of taps (t1, t2, t3, and t4) held by a winding (212) of a power transformer (2) with each tap, and drives the plurality of switching switches to ON. In each of the plurality of switching switches, one end is connected to any one of the plurality of taps, the one switching switch and the other switching switches excluding one part are connected to the other ends, respectively, and comprises: two first insulation type electric power supplies (321a and 321b) for separately supplying an on-signal to the one part switching switch and the other switching switch, respectively; and first connection circuits (331a and 331b) for selectively connecting each switching switch to which the on signal is supplied from each first electric power supply and each of them.SELECTED DRAWING: Figure 4
Patent JP-2021095853-A (JP)
Title: Engine room air supply system
Inventor: SHIBATA KENICHI
IPC: F02D41/04
Filed: 2019-12-16
Abstract: To provide an engine room air supply system capable of improving total fuel consumption of a main engine and a boiler when an outside air temperature decreases in a vessel including the main engine directly sucking air from outside of the vessel and the boiler generating steam by using exhaust heat of the main engine and a burner.SOLUTION: An engine room air supply system for a vessel having a main engine 10 and a boiler 20 generating steam by using exhaust heat of the main engine 10 and a burner 25 includes: a vessel outer air supply port 5 for taking in air 6 from outside of the vessel; an air supply path 50 for directly supplying the air 6 taken in from the vessel outer air supply port 5 to the main engine 10; an engine room inner air supply port 8 provided in the air supply path 50 to take in air 9 from inside of the engine room; adjustment means 30 adjusting a mixing ratio between the air 6 from outside of the vessel and the air 9 from inside of the engine room; and control means 40 controlling the adjustment means 30 so as to improve total fuel consumption of fuel consumption of the main engine 10 and fuel consumption of the boiler 20.SELECTED DRAWING: Figure 2
Patent JP-2021094148-A (JP)
Title: Dripper and packing body therefor
Inventor: TSUJIMOTO TAKAAKI
IPC: B65D77/00
Filed: 2019-12-16
Abstract: To provide a dripper and a packing body therefor, capable of preventing damage at the time of conveyance.SOLUTION: A filter 20 is formed in a bag-like shape using non-woven fabric or the like having water permeability and has a front surface part and a back surface part that face each other and have lower ends connected by a gusset part. Both side ends of the front surface part, the back surface part, and the gusset part are made to adhere to each other and be closed by heat adhesion parts. Both side end edges of the filter 20 have: inclination parts 27 that are inclined downward so as to be closer to each other; and parallel parts 28 that are in parallel with each other and are disposed above the inclination parts 27.SELECTED DRAWING: Figure 1
Patent JP-2021094173-A (JP)
Title: Game machine
Inventor: DATE AKIO
IPC: A63F5/04
Filed: 2019-12-16
Abstract: To execute proper image display when a stop switch is not operated in a correct pressing order after an operation mode of the stop switch is image-displayed.SOLUTION: There is an image indicating an operation mode of a stop switch 42, and there is a performance image displayed in a layer behind the image indicating the operation mode. When the stop switch 42 is operated in an image-displayed operation mode, the image indicating the operation mode of the stop switch 42 is erased ((1)(d) in the illustration). When the stop switch 42 is not operated in the image-displayed operation mode, an entire image indicating the operation mode of the stop switch 42 is erased ((2)(d) in the illustration). A common image is displayed for a performance image in a case where the stop switch is operated in the image-displayed operation mode and in a case where the stop switch is not operated in the image-displayed operation mode ((1)(d) and (2)(d) in the illustration).SELECTED DRAWING: Figure 456
Patent JP-2021095723-A (JP)
Title: Outer wall position adjustment fixture
Inventor: Harasaki Daichi
IPC: E04G21/18
Filed: 2019-12-17
Abstract: To provide an outer wall position adjustment fixture capable of correcting unevenness between adjacent outer walls irrespective of the width of a joint.SOLUTION: An outer wall position adjustment fixture 24 comprises: a transmission unit 28; a force application unit 30; and a pressing unit 32. The transmission unit 28 includes a fixing part 26 fixable to an outer pillar 14, and an insertion hole 34 provided at a position not overlapping the outer pillar 14 in the thickness direction of an outer wall 18 and formed through in the thickness direction of the outer wall 18. The force application unit 30 is partially inserted through the insertion hole 34 to extend to the indoor side. The pressing unit 32 includes an abutment part 44 partially inserted into a side opposite to the side where the force application unit 30 is inserted through the insertion hole 34 and abuttable against the outer wall 18. Thus, when the force application unit 30 is moved from the indoor side toward the outdoor direction, the outer wall 18 can be moved to the outdoor side with respect to the outer pillar 14 via the pressing unit 32. As a result, unevenness between the adjacent outer walls 18 can be corrected irrespective of the width of a joint.SELECTED DRAWING: Figure 1
Patent JP-2021100328-A (JP)
Title: Power relay device, power supply system, and power distribution system
Inventor: SHIOKAWA AKEMI
IPC: H02J3/38
Filed: 2019-12-20
Abstract: To provide a power relay device capable of supplying electric power from distributed power supplies to the system power distribution system in a building while preventing reverse tide to an electric power system with an inexpensive configuration.SOLUTION: A power relay device 1 relays one outlet 3a out of multiple outlets 3 for outputting electric power supplied from an electric power system 2 via a main breaker 132 and an output part 4a of a distributed power supply 4. The main breaker 132 conducts or cuts off a main line 11 between the electric power system 2 and multiple outlets 3 depending on an open/closed state. The power relay device 1 includes a conduction-detect unit 25 and a control unit 32. The conduction-detect unit 25 detects whether the main breaker 132 is open state or not. When the conduction detect unit 25 detects that the main breaker 132 is the open state, the control unit 32 outputs the electric power from the output part 4a of the distributed power supply 4 to one outlet 3a.SELECTED DRAWING: Figure 1
Patent JP-2021100334-A (JP)
Title: Power supply system and power receiving and transforming facility
Inventor: KACHI SUMIO
IPC: H02J3/38
Filed: 2019-12-23
Abstract: To provide a power supply system and a power receiving and transforming facility with simple configurations, with successful conversion efficiency, which do not impair landscapes in the surroundings, and whose maintenance and inspection are easy.SOLUTION: A power supply system 1 comprises: an AC distribution line 2 connected with AC drop wires 22 connected with each of a plurality of buildings 10 to transmit low voltage AC power: a DC distribution line 3 connected with DC drop wires 23 connected with solar panels 11 installed in each of the plurality of buildings to transmit distribution line DC power; and a power receiving and transforming facility 6. The power receiving and transforming facility comprises: a distribution transformer 61 which transforms the low voltage AC power and high voltage AC power of a power system 7; a DC bus 72; a first DC converter 62 which converts the distribution line DC power into in-facility DC power flowing in the DC bus; a storage battery 67; a second DC converter 63 which converts the in-facility DC power and charging and discharging power of the storage battery; and an inverter 66 which converts the low voltage AC power and the in-facility DC power.SELECTED DRAWING: Figure 1