baber/WOPTO huggingface dataset:
Patent JP-2020204241-A (JP)
Title: Road environment preservation and cleaning vehicle for municipal gardens
Inventor: ZHU SHUNHUA
IPC: E01H1/10
Filed: 2019-07-12
Abstract: To provide a road environment preservation and cleaning vehicle for municipal gardens.SOLUTION: A road environment preservation and cleaning vehicle includes a main body. A blocking plate chamber is installed in the main body. A blocking plate mechanism is installed in the blocking plate chamber. The blocking plate mechanism includes fixed shafts installed so as to be rotatable between the front and rear inner walls of the blocking plate chamber. The fixed shafts are symmetrically installed on the left and right. The blocking plates are fixedly installed on the outer periphery of the fixed shafts. Brushes are fixedly installed on the rear side faces of the blocking plates. Storage grooves are installed on both the left and right sides of the main body. Rotary disc mechanisms are installed in the storage grooves. Rocking plates of the present invention can be stored, thereby reducing the space occupied by the entire device. The blocking plates can also be stored. Thus allowing space to be saved and waste to be collected by opening the blocking plates. This is convenient for air compression pump collection.SELECTED DRAWING: Figure 1
Patent JP-2019203687-A (JP)
Title: Hot air heating device
Inventor: TAMURA AKIHIRO
IPC: F24H9/02
Filed: 2019-07-17
Abstract: To eliminate unevenness of indoor temperature while suppressing excessive temperature rise of a floor surface, and to warm from the feet to the shoulders of a user uniformly.SOLUTION: A hot air heating device includes: a device body; a combustion part installed in the device body; a convection fan for delivering hot air; a hot air blowout port for blowing out hot air; a control unit for controlling the operation; a movable louver 6 disposed at the hot air blowout port 4; and an oscillation device 8 for oscillating the movable louver 6 in a predetermined oscillation angle range. The movable louver 6 includes a first movable louver and a second movable louver disposed below the first movable louver. The control unit adjusts the posture of the first movable louver 61 in a first oscillation angle range, and adjusts the posture of the second movable louver 62 in a second oscillation angle range narrower than the first oscillation angle range by the oscillation device. In the movable louver 6, the oscillation angle range is narrower when the fire power of the combustion part is strong than when it is weak.SELECTED DRAWING: Figure 5
Patent JP-2021018713-A (JP)
Title: Information processing device, information processing system, and information processing program
Inventor: TANAKA TAKUMI
IPC: G06F11/07
Filed: 2019-07-23
Abstract: To provide an information processing device, an information processing system and an information processing program capable of reducing the amount of a log to be analyzed in order to specify the cause of an error as compared with the case in which the entire log is analyzed.SOLUTION: In an information processing system in which a plurality of server devices and a plurality of clients are connected over a network, a server device 200 includes: a collection part 220 for collecting processing logs in which respective errors occur in the case that a plurality of errors occur in a processing part 210; and a grouping part 230 for grouping a plurality of logs collected by the collection part 220 according to contents of the errors in the case that the plurality of logs of processing in which an error is not analyzed by the collection part 220 are collected.SELECTED DRAWING: Figure 8
Patent JP-2021019470-A (JP)
Title: Distributed power supply system and operation method therefor
Inventor: AYAI NAOKI
IPC: H02J3/32
Filed: 2019-07-23
Abstract: To make it possible to sufficiently use a function of a distributed power supply system connected to one phase of a single-phase three-wire electric path.SOLUTION: A distributed power supply system includes a power storage device connected to a single-phase three-wire electric path having a first voltage line, a neutral line, and a second voltage line. The power storage device comprises: a storage battery; a power conversion unit that is connected to the storage battery and executes charging and discharging of the storage battery; a switch that is provided between the power conversion unit and the single-phase three-wire electric path and performs alternative switching between a state of connecting the power conversion unit to a U phase and a state of connecting the power conversion unit to a W phase; and a control unit for controlling operation of the switch on the basis of power at a power reception point of the U phase and power at a power reception point of the W phase, where the U phase is defined as a phase between the first voltage line and the neutral line and the W phase is defined as a phase between the second voltage line and the neutral line.SELECTED DRAWING: Figure 1
Patent JP-2021018728-A (JP)
Title: Server, program, method, and system
Inventor: TAKAHASHI HIROYUKI
IPC: H04N1/387
Filed: 2019-07-23
Abstract: To provide a server, a program, and a system that can adjust display forms of electronic comics according to users' preferences and use forms.SOLUTION: An electronic book providing server 100 includes: an identifying unit 150 that identifies each of a plurality of frames based on image data of a comic including the plurality of frames; a determination unit 160 that determines order of the plurality of frames identified by the identifying unit; and an organizing unit 170 that organizes the arrangement of the frames based on the order determined by the determination unit. The organizing unit 170 organizes the arrangement of the frames based on an instruction signal that instructs a display form.SELECTED DRAWING: Figure 4
Patent JP-2021025219-A (JP)
Title: Tatami floor
Inventor: KIMURA SHINGO
IPC: E04F15/02
Filed: 2019-07-31
Abstract: To achieve a Tatami floor with both high shock absorption and good durability.SOLUTION: In a Tatami floor 10 of the present invention, a first layer (1), a second layer (2), a third layer (3), a fourth layer (4), and a fifth layer (5) are laminated in this order, and each layer is composed of a specific material, and when the thickness of the first layer (1) to the fifth layer (5) is 100%, (i) the thickness of the second layer (2) is 4% to 30%, and (ii) the thickness of the third layer (3) is 21% to 65%.SELECTED DRAWING: Figure 1
Patent JP-2021027631-A (JP)
Title: Current mode step-down switching regulator
Inventor: MORIJIRI TAKAHARU
IPC: H02M3/155
Filed: 2019-08-01
Abstract: To stably switch a mode between a light load mode and a heavy load mode.SOLUTION: A sub circuit 20 in a heavy load mode turns ON a switching transistor MP1 when a feedback voltage Vfb becomes lower than a second reference voltage Vref2, turns OFF the switching transistor MP1 when a current detection voltage V14 becomes higher than a third reference voltage Vref3, and sets a light load mode when a time period in which the current detection voltage V14 is lower than the third reference voltage Vref3 becomes longer than a first time period. The sub circuit in the light load mode turns ON the switching transistor MP1 when the feedback voltage Vfb becomes lower than the second reference voltage Vref2, turns OFF the switching transistor MP1 when the current detection voltage V14 becomes higher than a fourth reference voltage Vref4, and sets the heavy load mode when a time period in which the feedback voltage Vfb is lower than the second reference voltage Vref2 becomes longer than a second time period T2.SELECTED DRAWING: Figure 2
Patent JP-2021025847-A (JP)
Title: Foreign matter inspection device
Inventor: OGAWA YUICHI
IPC: G01N22/00
Filed: 2019-08-02
Abstract: To provide a foreign matter inspection device also capable of detecting foreign matters in diverse shapes by using electromagnetic waves.SOLUTION: A foreign matter inspection device (1) for detecting foreign matters (C) mixed into an inspection object (A) by using electromagnetic waves includes: an electromagnetic wave oscillator (2) for applying electromagnetic waves to the inspection object (A); an electromagnetic wave detector (6) that is illuminated by the electromagnetic wave oscillator (2) and has an electromagnetic wave detection surface (6a) on which electromagnetic waves through the inspection object (A) impinge; a cycle structure board (8) that is disposed between the inspection object (A) and the electromagnetic wave detector (6), and induces interference of electromagnetic waves through the inspection object (A); and an arithmetic processor (10) for determining presence or absence of foreign matters (C) within the inspection object (A) on the basis of electromagnetic waves detected by the electromagnetic wave detector (6).SELECTED DRAWING: Figure 1
Patent JP-2021027452-A (JP)
Title: Stacked patch antenna
Inventor: IINO SHINJI
IPC: H01Q5/40
Filed: 2019-08-02
Abstract: To provide a stacked patch antenna capable of enhancing reception sensitivity characteristics at middle and high elevation angles.SOLUTION: A stacked patch antenna is constituted of a circuit board 10, a first patch antenna 20, a second patch antenna 30 and a parasitic element 40. The first patch antenna 20 is stacked on the circuit board 10, includes a first feeder line 21 and a first radiation element 22 and is capable of receiving signals in a first frequency band. The second patch antenna 30 is stacked on the first patch antenna 20, includes a second feeder line 31 which is longer than the first feeder line 21 and connected through the first radiation element 22 to a second feeding unit 12, and a second radiation element 32 which is smaller than the first radiation element, and is capable of receiving signals in a second frequency band which is higher than the first frequency band. The parasitic element 40 is disposed at an upper side of the second patch antenna 30 and formed tabular for enhancing an elevation angle reception characteristic of the second patch antenna 30.SELECTED DRAWING: Figure 1
Patent JP-2021026667-A (JP)
Title: Electronic apparatus
Inventor: SASAKI YUTA
IPC: G07D11/26
Filed: 2019-08-08
Abstract: To provide an electronic apparatus capable of reducing a risk that a foreign matter including a liquid such as water enters a coin input port.SOLUTION: In an electronic apparatus having a coin handling device, a tabular protection cover 1 for preventing intrusion of a foreign matter other than a coin is attached to a coin input port 20 for receiving a coin, and the protection cover 1 has a notch 2 having a size allowing a predetermined plurality of coins to pass at the same time, and a surface shape of a notch peripheral portion adjacent to the notch 2 of the protection cover 1 or the protection cover 1 is formed in a shape allowing drain of a liquid dropping on the protection cover 1. For example, as the shape allowing drain of a liquid, a drainage ditch for draining a liquid to the outside of the protection cover 1 along an end side of the notch peripheral portion positioned on an opposite side to the notch 2 in the notch peripheral portion is formed.SELECTED DRAWING: Figure 2
Patent JP-2021027280-A (JP)
Title: Magnetoresistance effect element and heusler alloy
Inventor: INUBUSHI KAZUMI
IPC: H01F10/16
Filed: 2019-08-08
Abstract: To provide a magnetoresistance effect element and a Heusler alloy in which a state change due to annealing does not easily occur.SOLUTION: The element includes a first ferromagnetic layer, a second ferromagnetic layer, and a non-magnetic layer positioned between the first ferromagnetic layer and the second ferromagnetic layer. At least one of the first ferromagnetic layer and the second ferromagnetic layer is of a Heusler alloy in which some of elements of an alloy represented by Co2FeαZβ are substituted with substituent elements, where Z is one or more elements selected from the group consisting of Al, Si, Ga, Ge and Sn; and α and β satisfy 2.3≤α+β, α<β, and 0.5<α<1.9. The substituent elements are one or more elements selected from the group consisting of elements having a melting point higher than Fe among elements of Groups 4 to 10.SELECTED DRAWING: Figure 1
Patent JP-2021032567-A (JP)
Title: Wear estimation method, wear estimation device and vehicle
Inventor: MORIMOTO AKIRA
IPC: G01M17/007
Filed: 2019-08-14
Abstract: To provide a wear estimation device capable of appropriately estimating a defect caused by wear in a portion between a drive unit and a wheel.SOLUTION: A wear estimation device 10 includes: an output torque detection unit 22 for detecting output torque of a motor 12 of a vehicle; an acceleration detection unit 23 for detecting acceleration when wheels are rotated by the output torque via a driving force transmission mechanism that transmits a driving force of the motor 12 to the wheels; a transmission efficiency calculation unit 264 that calculates transmission efficiency of the driving force in the driving force transmission mechanism based on the weight, output torque, and acceleration of the vehicle; and a wear estimation unit 265 that estimates a wear state of a connection portion between the motor 12 and the driving force transmission mechanism based on the transmission efficiency.SELECTED DRAWING: Figure 2
Patent JP-2021034924-A (JP)
Title: Transmitting apparatus and receiving apparatus
Inventor: UZAWA FUMITAKA
IPC: H04B7/0417
Filed: 2019-08-26
Abstract: To provide a transmitting apparatus and a receiving apparatus that are constituted as wireless transmission apparatuses of digital data and that can adaptively change an encoding rate in a form which has high resistance against propagation environmental change.SOLUTION: A transmitting apparatus 10 is a transmission form that uses a transmission signal which is transmitted toward a receiving apparatus 20 and a control signal which is received from the receiving apparatus 20, and receives sending back information transmitted by the control signal to perform variable control of an encoding rate of an error correction block of data transmitted as the transmission signal and its reflection timing. The receiving apparatus 20 causes the transmitting apparatus 10 to perform variable control of the encoding rate of the error correction block of the data transmitted from the transmitting apparatus 10 by transmitting the sending back information by means of the control signal and its reflection timing. Encoding rate switching setting information indicating the encoding rate depending on reception quality in the receiving apparatus 20 and the reflection timing associated with reflection of the encoding rate are included in the sending back information.SELECTED DRAWING: Figure 1
Patent JP-2021029755-A (JP)
Title: Buckle and buckle male member
Inventor: ITO NAOYUKI
IPC: A44B11/25
Filed: 2019-08-27
Abstract: To shorten a length of a buckle male member in a connection direction of the buckle male member and female member.SOLUTION: When only a female member 6 is attached to a slider 5, a male member 7 comprises a pair of arm parts 72 provided with lock projections 73 respectively, and a connection rod 79 connecting base end parts 72r of the pair of arm parts 72. When the arm parts 72 are deflected so as to make the lock projections 73 approach each other, the connection rod 79 is formed so as to warp out to an opposite side to a space SP 73 between the lock projections 73p, 73q of the arm parts 72. When the male member 7 is attached to the slider 5, the male member 7 comprises a slider holding frame 71, and the pair of arm parts 72 extending in the same direction from the slider holding frame 71, and provided with the lock projections 73, respectively. The slider holding frame 71 has a frame part 71a projecting between the pair of arm parts 72 toward the space SP 73 between the lock projections 73p, 73q.SELECTED DRAWING: Figure 1
Patent JP-2020036889-A (JP)
Title: Hook and loop artificial muscles
Inventor: Marcio Dias Lima
IPC: A61F2/08
Filed: 2019-08-30
Abstract: To provide a separable artificial muscle fastener and a method for manufacturing the separable artificial muscle fastener.SOLUTION: A method for manufacturing a separable artificial muscle fastener includes: securing one or more muscle loops 104 of an artificial muscle fiber 102 to a substrate 106 such that at least a portion of the one or more muscle loops extends out of the substrate; annealing the artificial muscle fiber to retain the one or more muscle loops; and cutting and removing a portion of the one or more muscle loops to transform the one or more muscle loops into one or more muscle hooks 110. When the one or more muscle hooks are engaged with one or more holders, actuating the one or more muscle hooks disengages the one or more muscle hooks from the one or more holders.SELECTED DRAWING: Figure 1
Patent JP-2020038662-A (JP)
Title: Learning method and learning device for detecting lane through classification of lane candidate pixel, and test method and test device using the same
Inventor: KIM KYE-HYEON
IPC: G06N3/08
Filed: 2019-09-03
Abstract: To provide a CNN (convolutional neural network)-based learning method, test method, leaning device, and test device for detecting at least one lane.SOLUTION: A learning method includes steps of: obtaining an encoded feature map and information on lane candidate pixels in an input image; classifying a first portion of the lane candidate pixels having a probability score smaller than a predetermined threshold, as a first strong line pixel, and classifying a second portion of the lane candidate pixels having a probability score less than the threshold and equal to or more than another threshold, as a weak line pixel; and when the distance between the weak line pixel and the strong line pixel is less than a predetermined distance, classifying the weak line pixel as a pixel corresponding to an additional strong line, and determining that the pixels corresponding to the strong line and additional line correspond to pixels corresponding to the lane.SELECTED DRAWING: Figure 4
Patent JP-2021040107-A (JP)
Title: Manufacturing method of semiconductor device
Inventor: KOBAYASHI KOTA
IPC: H01L29/78
Filed: 2019-09-05
Abstract: To provide a manufacturing method of a semiconductor device capable of uniformly heat-treating ion-implanted impurities using laser annealing.SOLUTION: A manufacturing method of a semiconductor device includes the steps of ion-implanting impurities on the back surface side of the wafer after forming a metal layer on the front surface side of the wafer, and irradiating the back surface of the wafer with a laser beam to activate the impurities. The laser beam is scanned on the back surface of the wafer so as to draw a trajectory in which curves without bending intersect a plurality of times, and the spot size of the laser beam on the back surface is wider than the distance between adjacent portions of the curves constituting the trajectory in a direction intersecting with the scanning direction of the laser beam.SELECTED DRAWING: Figure 1
Patent JP-2020121299-A (JP)
Title: Virus concentration method
Inventor: YANAGIDA KOICHIRO
IPC: B01D71/10
Filed: 2019-09-06
Abstract: To provide a method for efficiently concentrating a solution containing virus.SOLUTION: A virus concentration method includes a process in which a solution containing virus particle, of which a particle diameter is 17 nm or more and 150 nm or less, is tangentially filtered by a microporous membrane having an average pore diameter which satisfies (a) to (c) as follows: (a) 15 nm or more, (b) larger than 10% of the virus particle diameter, and (c) smaller than the virus particle diameter.SELECTED DRAWING: None
Patent JP-2020007644-A (JP)
Title: Ferritic stainless steel, steel sheet thereof, and manufacturing method therefor
Inventor: HATANO MASAHARU
IPC: C22C38/28
Filed: 2019-09-11
Abstract: To provide a ferritic stainless steel having electric conductivity of oxide film and anti-creep strength under long term high temperature oxidation environment, without depending on addition of rare earth elements or alloy elements, and a ferritic stainless steel sheet having anti-creep strength and processability.SOLUTION: There is provided a ferritic stainless steel containing C:0.03% or less, Si:1% or less, Mn:1% or less, P:0.045% or less, S:0.003% or less, Cr:20 to 25%, Mo:0.3 to 2%, N:0.04% or less, Al:0.5% or less, V:0.2% or less, Nb:0.001 to 0.5% and/or Ti:0.001 to 0.5%, and the balance Fe with inevitable impurities.SELECTED DRAWING: None
Patent JP-2021047507-A (JP)
Title: Notification system, notification control device, notification control method, and notification control program
Inventor: ENDO KO
IPC: G06F16/635
Filed: 2019-09-17
Abstract: To provide a notification system, a notification control device, a notification control method, and a notification control program which enable content preferred by an occupant of a vehicle to be provided according to an ambient environment of the occupant of the vehicle.SOLUTION: A notification system comprises: a first acquisition unit which acquires voice data showing a voice uttered by an occupant; an utterance content interpretation unit which interprets a content of an utterance of the occupant on the basis of the voice data; a second acquisition unit which acquires ambient environment information; a third acquisition unit which outputs the content of the utterance and the ambient environment information to recommendation systems which make content recommendation to the occupant to acquire recommendation information showing one or more pieces of content; a notification control unit which causes an output unit provided in a moving body to perform notification of a plurality of pieces of recommendation information acquired by the third acquisition unit from each of the recommendation systems; and a provision unit which, when selection operation is accepted by an operation unit, causes the output unit to output the content corresponding to any selected recommendation information.SELECTED DRAWING: Figure 1
Patent JP-2021046824-A (JP)
Title: Exhaust emission control system
Inventor: MINESAWA MASANOBU
IPC: F01N3/08
Filed: 2019-09-19
Abstract: To prevent a user from misunderstanding that a system is failed during reductant thawing control.SOLUTION: An exhaust emission control system for cleaning an exhaust gas flowing through an exhaust passage with urea water includes: a tank for storing urea water; a freezing determination unit 123 for determining whether urea water freezes in the tank; a thawing control unit 124 for performing thawing control of thawing urea water when it is determined that urea water freezes; and a notification control unit 125 for notifying a user that thawing control is in operation when the thawing control unit performs thawing control for urea water.SELECTED DRAWING: Figure 3