baber/WOPTO huggingface dataset:
Patent JP-2021153756-A (JP)
Title: Knockdown bathtub
Inventor: MIZUSHIMA KANJI
IPC: A61H33/00
Filed: 2020-03-26
Abstract: To provide a knockdown bathtub that is structured to be longitudinally longest possible and also sufficiently deep to a bather's satisfaction and that is improved to be more compact so as to facilitate transporting and carrying-out.SOLUTION: A knockdown bathtub 1 can be made up into an assembled use form by connecting and anchoring bathtub parts 2 on an upper body side and bathtub parts 3 on a lower body side in their connection surfaces 24, 34. In the knockdown bathtub 1, in the bathtub parts 2 on the upper body side, there is formed a recessed part 25 between a head side bathtub part 21 and a general part 22, with a leg part 232 provided in a foldable manner as a support part to the floor. With both connection surfaces 24, 34 of the upper body side bathtub parts 2 and the lower body side bathtub parts 3 made in the same direction, a transport shape is formed by superimposing the outer side face of the upper body side bathtub parts 2, onto the inner side face of the lower body side bathtub parts 3. In the event that this transport shape is formed, the leg part 232 is made foldable and able to be stored, in a space between the recessed part 25 of the upper body side bathtub parts 2 and the inner side face of the lower body side bathtub parts 3.SELECTED DRAWING: Figure 2
Patent JP-2021155782-A (JP)
Title: Method of producing r-t-b-based sintered magnet
Inventor: SAITO KOTA
IPC: B22F3/10
Filed: 2020-03-26
Abstract: To provide a method for producing an R-T-B based sintered magnet having a high Br at a low temperature and a high Hk/HcJ at room temperature.SOLUTION: There is provided a method for producing an R-T-B based sintered magnet which comprises: a step of preparing an R-T-B-based alloy powder; a step of preparing a molding by molding the R-T-B-based alloy powder; and a step of preparing a sintered body by sintering the molding, in which the R-T-B based sintered magnet contains Pr, the content of Pr is 75 mass% or more of the whole Pr. In the step of preparing the sintered body, the sintered body is heated at a temperature of 1000°C or more and 1100°C or less, the heating time is 10 hours or more and 56 hours or more, and when a heating time is defined as t and the content (mass%) of Pr of the R-T-B based sintered magnet is defined as [Pr] and the content (mass%) of R is defined as [R], the heating time satisfies the expression of t≥0.859×e(3.26×[Pr]/[R]).SELECTED DRAWING: None
Patent JP-2021157406-A (JP)
Title: Ball game video analysis device, ball game video analysis method, and computer program
Inventor: UEDA JUNKO
IPC: G06T7/292
Filed: 2020-03-26
Abstract: To provide a ball game video analysis device that prevents erroneous detection of an image different from an image of a moving body used in a play from captured images of plays related to a ball game.SOLUTION: A ball game video analysis device includes: a reception unit that receives each of photographed images from a plurality of cameras installed at different positions that can photograph a ball game; a mask setting unit that sets a mask area in an area input by a user in the photographed images; and an analysis unit that detects an image of a moving body for a ball game from an area that does not include the mask area in the photographed images, and identifies, based on a position of the image of the moving body detected from at least two photographed images, a three-dimensional position of the moving body.SELECTED DRAWING: Figure 2
Patent JP-2020115655-A (JP)
Title: Reduced density channel state information reference signal
Inventor: SIVA MURUGANATHAN
IPC: H04W72/04
Filed: 2020-03-26
Abstract: To provide a method of sending and receiving more than 16 CSI-RS ports in one subframe.SOLUTION: The method for transmitting a channel state information reference signal (CSI-RS) used in a network node includes sending M CSI-RS ports to one or more wireless devices. Some of M ports are transmitted via a first physical resource block (PRB) and the rest of the M ports are transmitted via a second PRB. Further, the method includes mapping the M CSI-RS ports to resource elements of a wireless subframe. Some of the M ports are mapped to the first PRB of the subframe, and the rest of the M ports are mapped to the second PRB of the subframe.SELECTED DRAWING: Figure 24
Patent JP-2021158788-A (JP)
Title: Driving device and control method of the driving device
Inventor: MEGURO KAZUYUKI
IPC: H02P29/68
Filed: 2020-03-26
Abstract: To provide a driving device capable of suppressing the start of a control of a driving of a motor, in regardless that a temperature of a thermal source is a temperature executing a temperature protection function or larger at a reactivation of a control part.SOLUTION: A control part 10 of a driving device 1, stops an operation of the control part 10 when a temperature difference of a control estimation temperature and an actual detection temperature becomes a preset reference value after the stop of a control of a driving of a motor 3, and after that, the driving of the motor 3 is controlled on the basis of the control estimation temperature calculated by using a value to which the reference value is added to the temperature detected by a temperature detection part S at a reactivation as an actual detection temperature when the control part 10 is reactivated.SELECTED DRAWING: Figure 1
Patent JP-2021157619-A (JP)
Title: Learning device and learning program
Inventor: ADACHI SHINTARO
IPC: G06N20/00
Filed: 2020-03-27
Abstract: To provide a learning device and a learning program that can perform a mechanical learning by selectively using a learned dataset similar to learning datasets for a new case of learned datasets used for previous cases.SOLUTION: A learning device 10 includes a CPU11. The CPU11 selects, from learned datasets used for mechanical learning of previous cases, each dataset including input data, correct data, and a learned model, a learned dataset similar to a learning dataset including input data and correct data used for mechanical learning of a new case, and performs mechanical learning by using the input data and the correct data of the selected learned dataset and the input data and the correct data of the learning dataset.SELECTED DRAWING: Figure 1
Patent JP-2021158847-A (JP)
Title: Power conversion device
Inventor: KUWABARA TAKASHI
IPC: H02M3/28
Filed: 2020-03-27
Abstract: To provide a power conversion device capable of suppressing an increase in device weight caused by an increase in wiring length and an increase in the number of wirings.SOLUTION: A power conversion device 100 includes a first main circuit unit 10, a second main circuit unit 11, and a housing H containing an upper housing unit 30 for accommodating the first main circuit unit 10 and a lower housing unit 50 for accommodating the second main circuit unit 11. A wiring and equipment constituting a main circuit for power conversion including the first main circuit unit 10 and the second main circuit unit 11 are arranged in order so as to follow the order of electrical connections of the main circuit from an input side of the main circuit to an output side of the main circuit inside the housing H. A part of the wiring constituting the main circuit is provided from the inside to the outside of each of the upper housing unit 30 and the lower housing unit 50.SELECTED DRAWING: Figure 3
Patent JP-2021156092-A (JP)
Title: One-touch fixing type lock bolt
Inventor: MIKOCHI NAGAYASU
IPC: E21D20/00
Filed: 2020-03-30
Abstract: To provide a one-touch fixing type lock bolt that is advantageous for stabilizing the ground at an early stage and is advantageous for reducing a construction period and reducing a cost in a tunnel construction.SOLUTION: A one-touch fixing type lock bolt 10A includes a lock bolt main body 14, a lock member 20A, and an engaging tool that is inserted into an engagement tool insertion hole 1412 of the lock bolt main body 14 and engages an intermediate part in a longitudinal direction thereof. The lock member 20A includes a tip end surface 2010 and a base end surface. The base end surface is provided with a lower end surface 2020 and a higher end surface 2022A higher than the lower end surface 2020. The lower end surface 2020 and the higher end surface 2022A are provided so as to abut on a part of an engagement tool 22 projecting on an outer peripheral surface of a base portion 1402 in a state in which the intermediate part in the longitudinal direction of the engagement tool 22 is engaged with the engagement tool insertion hole 1412.SELECTED DRAWING: Figure 1
Patent JP-2021038739-A (JP)
Title: Drive control device for actuator
Inventor: AYUKAWA KEN
IPC: F02D45/00
Filed: 2020-03-31
Abstract: To provide a technique capable of precisely predicting a drive position of an actuator a drive delay time precedent to an actual drive position.SOLUTION: A drive control device 50 calculates drive positions of actuators 13, 14, 21-24 applied to an internal combustion engine 20, and comprises: a drive position estimation part 52 which estimates, based upon operation characteristics of the actuators, estimated drive positions as drive positions of the actuators a drive delay time of the actuators precedent to actual drive positions as actual drive positions of the actuators; and a drive position prediction part 53 which executes prediction arithmetic processing in predetermined arithmetic cycles based upon the actual drive positions or estimated drive positions as initial positions so as to calculate predicted drive positions as the drive positions of the actuators precedent to the estimated drive positions.SELECTED DRAWING: Figure 1
Patent JP-2021160785-A (JP)
Title: Bottle holder
Inventor: SASANO MASAYA
IPC: B65D23/00
Filed: 2020-03-31
Abstract: To provide a bottle holder that is simple to use and has a structure that can be used for hanging and transporting heavy PET bottles, and that has functions that are useful in an event of a disaster.SOLUTION: There is provided a bottle holder that can be attached to a liquid storage bottle 50 such as a PET bottle, including: a bottle holder main body 1 having a holding portion 2 that can be attached to a liquid extraction portion 52; and a strap attached to the bottle holder main body 1, in which the holding portion 2 has a cylindrical inner peripheral surface 5 having an opening 4 at one end capable of contacting a half circumference or more of an outer peripheral surface of the cylindrical portion constituting the liquid extraction portion 52, and the strap is attached so as to be able to advance and retreat on the holding portion 2 which is a symmetrical position with respect to a substantially center of the cylindrical inner peripheral surface in a state where a loop capable of reducing a diameter can be formed at a tip portion.SELECTED DRAWING: Figure 3
Patent JP-2021159406-A (JP)
Title: Program generating virtual structure
Inventor: KANO YOSHIKI
IPC: A63F13/525
Filed: 2020-03-31
Abstract: To provide a technique for creating a structure consisting of a plurality of objects.SOLUTION: A first image generation unit 130 generates an image of a three-dimensional virtual space having a reference plane as a reference in a height direction. A second image generation unit 132 generates an image showing the choices of member objects to be arranged in the virtual space. A member arrangement unit 140 arranges the member objects on the reference plane of the virtual space according to a user operation. The member arrangement unit 140 has a function of superimposing another member object on the member object already arranged in the virtual space.SELECTED DRAWING: Figure 14
Patent JP-2021159031-A (JP)
Title: Split ring
Inventor: SANO KAZUNORI
IPC: A01K91/03
Filed: 2020-04-02
Abstract: To provide a split ring capable of reducing possibilities of being pulled in a weaker direction in the strength, and facilitating attaching a fishhook, a lure eye (connection ring) or the like.SOLUTION: In a split ring 10 formed by winding one wire 12 in a double ring shape, at least one portion 16 of the wire 12 is curved in a direction so as to be separated from the other portion 18 where both portions overlap each other at an opposite side viewed from a center C of the double ring shape of a split part 14 in which both ends of the wire 12 approach most each other.SELECTED DRAWING: Figure 3
Patent JP-2021170621-A (JP)
Title: Mounting structure of heater element, mounting method for heater element, and power conversion device
Inventor: FUKUCHI SHUN
IPC: H05K7/20
Filed: 2020-04-17
Abstract: To provide a mounting structure for a heater element, a mounting method for the heater element, and a power conversion device that enables easy assembly work while preventing the heater element from falling off a substrate when the heater element is placed on the substrate.SOLUTION: This mounting structure for a heater element in a power conversion device 100 has a heater element 2 that includes a cooling surface 21b to be cooled, a substrate 1 on which the heater element 2 is mounted, a cooling member 4 that cools the cooling surface 21b of the heater element 2 mounted on the substrate 1, and a support member 3 that is temporarily fixed to the substrate 1 and temporarily fixes the heater element 2.SELECTED DRAWING: Figure 1
Patent JP-2021109777-A (JP)
Title: Automatic waste separation box based on voice recognition
Inventor: XUAN ZHUZHU
IPC: G10L15/00
Filed: 2020-04-26
Abstract: To provide an automatic waste separation box based on voice recognition.SOLUTION: The automatic waste separation box based on voice recognition includes a stand. A waste box is fixed on an upper end surface of the stand. Four waste spaces upwardly opened are disposed in the waste box, and a sensor for recognizing a voice is disposed in the waste box. Lifting-up mechanisms for lifting up wastes are disposed in the waste spaces, cut-off mechanisms for guiding the wastes when discarding the wastes are disposed in the waste spaces, and rotation mechanisms for automatically communicating the waste spaces with outer spaces by the sensor are disposed on rear end walls of the waste spaces. The automatic waste separation box of the present invention is simple in a structure and easy in operation. Voice is recognized by mechanical transmission by orally speaking the kind of the wastes, and a lid of the waste box is automatically opened to guarantee to precisely classify the wastes. In addition, the wastes in the waste box can be cleaned up without moving the waste box when discarding the wastes in the waste box to enhance an efficiency of discarding the wastes.SELECTED DRAWING: Figure 1
Patent JP-2021174566-A (JP)
Title: Semiconductor storage device
Inventor: HARADA YOSHIKAZU
IPC: G11C16/04
Filed: 2020-04-27
Abstract: To provide a semiconductor storage device in which time required for enabling the acceptance of a command set related to suspend read operation is shortened.SOLUTION: A semiconductor storage device of an embodiment includes: a memory cell array 11; and a control circuit configured to receive a first command set CSNW, receive a second command set CSR related to read operation during rejection of a command set related to write operation or erase operation in accordance with the reception of the first command set, and execute read operation RO for the memory cell array in accordance with the second command set.SELECTED DRAWING: Figure 7
Patent JP-2021171385-A (JP)
Title: Game machine
Inventor: FUJII MOTOYUKI
IPC: A63F7/02
Filed: 2020-04-27
Abstract: To provide a game machine capable of suitably executing a game performance.SOLUTION: When game balls enter an upper operation hole or a lower operation hole, reservation information is acquired. Reservation read-ahead processing is executed with the acquired reservation information as an object, and a reservation notice performance with a display mode of a reservation image as a specific display mode is executed on the basis of the result. When a switching condition of a performance mode is satisfied, a performance mode A is switched to a performance mode B. In the performance mode B, an execution probability of a reservation notice performance is lower than that of the performance mode A, and execution of a reservation notice performance is limited. When the performance mode B is switched to the performance mode A again, reservation information is acquired during the performance mode B, and a display mode in the performance mode A is set on the basis of a result of reservation read-ahead processing performed during the performance mode B for a reservation image displayed over the performance mode B and the performance mode A.SELECTED DRAWING: Figure 1
Patent JP-2021173379-A (JP)
Title: Working fluid amount estimation device of fan coupling device
Inventor: TAKAGI NOBORU
IPC: F16D35/02
Filed: 2020-04-28
Abstract: To provide a working fluid amount estimation device of a fan coupling device capable of accurately estimating an amount of a working fluid in a labyrinth chamber.SOLUTION: A working fluid amount estimation device 70 of a fan coupling device 50 has: a drive shaft 51; a rotor 52 connected to the drive shaft; a housing for housing the rotor and relatively rotatably supported to the rotor; a fan fixed to the housing; a labyrinth chamber C3 formed to the rotor in the housing and for transmitting rotational power of the rotor to the housing through a working fluid; and an adjustment mechanism 60 for adjusting an amount of the working fluid in the labyrinth chamber. The working fluid amount estimation device of the fan coupling device further includes: an acquisition portion for acquiring a rotational speed of the drive shaft and a rotational speed of the fan; and an estimation portion for estimating the amount of the working fluid in the labyrinth chamber on the basis of the rotational speed of the drive shaft and the rotational speed of the fan, by taking moment of inertia of the fan and the housing into consideration.SELECTED DRAWING: Figure 2
Patent JP-2021181511-A (JP)
Title: METHOD OF PRODUCING LITHIUM-CONTAINING α-SIALON PHOSPHOR
Inventor: NOMIYAMA TOMOHIRO
IPC: C09K11/08
Filed: 2020-05-18
Abstract: To provide a method of producing a lithium-containing α-sialon phosphor excellent in external quantum efficiency.SOLUTION: One aspect of the present disclosure is to provide a method of producing lithium-containing α-sialon phosphor which includes: a first process of calcining a mixture containing lithium nitrite, and a compound having europium as a constituent element to obtain a calcined body; a second process of heat-treating the calcined body under a condition where a temperature and a nitrogen partial pressure are lower than the first process, to obtain a heat-treated product; a third process of contacting the heat-treated product to a solution containing an acid or an alkali to obtain a lithium-containing α-sialon phosphor, where the content of lithium in the mixture is more than a content of lithium in a stoichiometric composition of a lithium-containing α-sialon phosphor by 1.05-3.00 times.SELECTED DRAWING: None
Patent JP-2020128095-A (JP)
Title: Printer
Inventor: ARAKI SHOJI
IPC: B41J29/13
Filed: 2020-05-20
Abstract: To enhance operability when a cover provided on a printer is opened or closed.SOLUTION: A printer comprises: a housing on which a first engaging part is provided; a cover which closes or opens the housing, and on which a second engaging part is provided; an energization component which gives an energization force for pressing a print head onto a conveyance roller; and a cover lock mechanism which locks the first engaging part and the second engaging part, by depressing operation for the cover which has opened the housing by use of a repulsive force against the energization force of the energization component, thereby closing the housing, and releases locking of the first engaging part and the second engaging part, by depressing operation for the cover which has closed the housing, thereby opening the housing.SELECTED DRAWING: Figure 4
Patent JP-2021181951-A (JP)
Title: Inspection method
Inventor: AMANO KOTA
IPC: G01D21/00
Filed: 2020-05-20
Abstract: To provide an inspection method with improved estimation accuracy.SOLUTION: A method for inspecting a sensor manufactured through a plurality of processes includes: a semifinished product inspection step (S11) of measuring an error in output from a pressure sensor for a semifinished product after a sub-assembly step, while changing a condition for a temperature affecting the output from the sensor; a finished product inspection step (S13) of measuring an error in output from the pressure sensor for a finished product after an assembly step, while changing a condition for a temperature affecting the output from the sensor; and a model creation step (S14) of creating an SVR regression model representing the relationship between the temperature affecting the output from the pressure sensor and the error in the output from the pressure sensor through learning with a result of inspection in the finished product inspection step (S13) as training data. In the semifinished product inspection step (S11), actually measured measurement data is applied to the model to estimate an error in output from the pressure sensor for a condition in which measurement is not performed.SELECTED DRAWING: Figure 1
Patent JP-2020144919-A (JP)
Title: Server device, server device control method, program, information processing system, and information processing system control method
Inventor: WANG YIN
IPC: G06Q50/00
Filed: 2020-05-21
Abstract: To provide an information processing device that provides a mechanism capable of confirming the authenticity of an object by a reading target of the inside and outside of the exterior.SOLUTION: In a genuine product determination server 200 which is a type of information processing device, a CPU 301 receives RFID information read from an RFID tag inside an opening sticker pasted on the box of a product and two-dimensional code information printed on a card in the box when a clerk sells the product at a store, then stores them in a RAM 303, and registers the RFID information and the two-dimensional code information with sell-out information. Then, when the RFID information and the two-dimensional code information are correct identification information, result information indicating authenticity is transmitted to a mobile terminal.SELECTED DRAWING: Figure 3
Patent JP-2021183309-A (JP)
Title: Deoxidant, production method of the same, deoxidant package and food product package
Inventor: ISHII MOE
IPC: B01J20/30
Filed: 2020-05-21
Abstract: To provide a granular deoxidant where oxygen absorption capacity is further improved.SOLUTION: A deoxidant is powders containing a plurality of composite particles having a granulated material including a porous carrier and an oxygen absorbing composition carried by the carrier and inorganic fine particles stuck on the surface of the granulated material. The oxygen absorbing composition contains glycerol, copper sulfate and an alkaline compound. The sedimentation rate of the composite particles in an aqueous solution containing glycerol and copper sulfate is 2 mm/s or more per one particle.SELECTED DRAWING: None
Patent JP-2021183671-A (JP)
Title: Manufacturing method of antifreeze agent derived from plant raw material and antifreeze agent
Inventor: SHIMIZU YOSHIHISA
IPC: C12P7/54
Filed: 2020-05-22
Abstract: To provide a novel technology capable of manufacturing an organic acid-based antifreeze agent at low cost using a cheap plant raw material such as woody waste material.SOLUTION: A method for manufacturing an antifreeze agent derived from the plant raw material of the present invention is to decompose an organic substance, such as lignin, which is contained in the plant raw material and difficult to be decomposed by aerobic decomposition by a white rot fungus, and make it low molecular weight, and this is anaerobically processed to produce an organic acid, the organic acid contained in the supernatant of this anaerobic treatment solution is concentrated by solvent extraction to form an antifreeze agent. The plant raw material can be made of wood based waste material or rice straw.SELECTED DRAWING: Figure 1