baber/WOPTO huggingface dataset:
Patent JP-2021169164-A (JP)
Title: Pipe making device
Inventor: SUGIYAMA YOSHIRO
IPC: F16L1/00
Filed: 2020-04-14
Abstract: To make it possible to adjust a frictional resistance force for expanding and contracting an end of a spiral pipe according to an environmental condition during a production of the spiral pipe.SOLUTION: A belt-like member 90 is spirally wound by a pipe making device 10 to form a spiral pipe 9. A propulsion reaction force applying part 30 including a pair of propulsion rollers 31 is provided on a device main body 11 of the pipe making device 10, and a propulsion reaction force F0 is applied to a trailing band part 9b of an unmade pipe of the belt-like member 90. A frictional resistance force F1 opposite to a propulsion reaction force is applied to a pipe end part 9e by a resistance force applying part 40 provided in the device main body 11. An additional resistance applying part 50 independent of the device main body 11 is attached to the pipe end part 9e, and as the device main body 11 is propelled, an additional frictional resistance force F2 opposite to the propulsion reaction force is applied to the pipe end part 9e.SELECTED DRAWING: Figure 5
Patent JP-2021173181-A (JP)
Title: Work vehicle
Inventor: TSUCHIE MASATSUGU
IPC: F01P5/06
Filed: 2020-04-22
Abstract: To provide a work vehicle which can relatively easily obtain a discharge amount of a hydraulic pump needed to conduct work regardless of increase or decrease of the rotation number of a pump driving output shaft when the hydraulic pump which supplies pressure oil to a hydraulic actuator, such as a hydraulic cylinder, provided at the machine body side is driven by power from the pump driving output shaft of an engine.SOLUTION: A hydraulic pump 56 is driven by power transmitted from a pump driving output shaft included in an engine through a gear mechanism 57 provided at a gear case 58. Further, the gear case 58 including the hydraulic pump and attached to the engine is provided oriented from the engine 13 to a cooling fan 29 so that cool air discharged from the cooling fan 29 of a radiator 26 blows onto the gear case 58.SELECTED DRAWING: Figure 3
Patent JP-2021064600-A (JP)
Title: Tungsten-doped lithium manganese iron phosphate-based fine particle, powder material including the same, and production method of powder material
Inventor: JEN CHIEN-WEN
IPC: H01M4/36
Filed: 2020-04-27
Abstract: To provide tungsten doped lithium manganese iron phosphate-based fine particles which enable the production of a superior lithium ion battery.SOLUTION: A tungsten doped lithium manganese iron phosphate-based fine particle has a composition represented by the following formula (1): LixMn1-y-z-fFeyMzWfPaO4a±p/C (1). In the formula (1), M is Mg, Ca, Sr, Al, Si, Ti, Cr, V, Co, Ni, Zn, or selected from a group consisting of combinations thereof; 0.9≤x≤1.2, 0.1≤y≤0.4, 0≤z≤0.08, 0<f<0.02, 0.1<y+z+f<0.5, 0.85≤a≤1.15, and 0<p<0.1; and the content of C falls in a range of over 0 wt% up to 3.0 wt% to a total weight of the composition represented by the formula (1).SELECTED DRAWING: Figure 1
Patent JP-2021178703-A (JP)
Title: Screw feeder and apparatus for manufacturing fiber structure
Inventor: GOMI KATSUTO
IPC: D04H1/732
Filed: 2020-05-12
Abstract: To provide an apparatus for manufacturing fiber structure that can quantitatively and continuously convey a material with low bulk density.SOLUTION: A screw feeder 80 of the invention has a case 81 including a material feeding section 81c for charging a fluffy material and a material discharging section 81b for discharging the fluffy material below the material feeding section 81c, and a screw 83 including a rotary shaft 83a rotatably arranged in the case 81 and a blade portion 83b spirally mounted to the rotary shaft 83a. The screw 83 is rotated by alternately repeating the downward direction of the inclination of the spiral in which the blade portion 83b is directed downward in the vertical direction and the upward direction of the inclination of the spiral in which the blade portion is directed upward in the vertical direction.SELECTED DRAWING: Figure 1
Patent JP-2021027326-A (JP)
Title: Soft magnetic metal powder and electronic component
Inventor: MORI SATOKO
IPC: B22F1/02
Filed: 2020-05-15
Abstract: To provide soft magnetic metal powder having a high withstand voltage.SOLUTION: Soft magnetic metal powder comprises a plurality of soft magnetic metal particles 1. The soft magnetic metal particles 1 each include a metal particle 2 and an oxide part 3 coating the metal particle 2. The metal particle 2 contains at least Fe. The oxide part 3 contains oxide of at least one element selected from a group consisting of Fe, Si and B, and at least one element of Ca and Mg. As to concentrations of Ca or Mg in the metal particle 2 and the oxide part 3, there is a maximum in the oxide part 3. The maximum value of the concentration of Ca or Mg in the oxide part 3 is 0.2 atom % or larger on average.SELECTED DRAWING: Figure 1
Patent JP-2021181384-A (JP)
Title: Zirconium carbide/zirconium boride/carbon composite and method for producing the same
Inventor: HIROTA TAKESHI
IPC: C04B35/58
Filed: 2020-05-18
Abstract: To provide a zirconium carbide/zirconium boride/carbon (ZrC/ZrB2/C) composite having large flexural hardness σb at high temperature, and to provide a method for producing the same.SOLUTION: A composite has: a volume ratio of ZrC/ZrB2/C of 25 to 65/58 to 27/17 to 8 vol.%; and flexural hardness σb in a range of 1,400 to 1,600°C of 400 MPa or more. The ZrC/ZrB2/C composite can be produced by: mixing ZrC powder with amorphous B powder, so that a theoretical volume ratio of ZrC/ZrB2 is 30/70 to 70/30 vol.%, to thereby obtain mixed powder; using the mixed powder to perform molding; and sintering the molded body having a desired shape after obtaining the molded body, wherein the sintering is preferably performed by pulse-energized pressure sintering.SELECTED DRAWING: None
Patent JP-2021181543-A (JP)
Title: Rubber composition for conveyor belt and conveyor belt
Inventor: YAMAZAKI KOHEI
IPC: C08L9/00
Filed: 2020-05-20
Abstract: To provide a rubber composition for a conveyor belt which maintains high ECO property (energy saving property), and furthermore is excellent in abrasion resistance, elongation at initial break and tensile strength at initial break, and a conveyor belt.SOLUTION: There is provided a rubber composition for a conveyor belt which contains: a rubber component including natural rubber and solid polybutadiene rubber; carbon black; silica; and liquid polybutadiene rubber having a weight average molecular weight of 1,000 or more and 15,000 or less, and in which a mass ratio (NR/solid BR) of the natural rubber to the solid polybutadiene rubber is 80/20 to 25/75, and with respect to 100 pts.mass of the rubber component, a content of the carbon black is 15-35 pts.mass, a content of the silica is 5-25 pts.mass, and a content of the liquid polybutadiene rubber is 5-10 pts.mass. There is also provided a conveyor belt which is composed of an upper surface cover rubber layer, a reinforcement layer and a lower surface cover rubber layer, and in which at least a surface of a rear face of the lower surface cover rubber layer is formed of the rubber composition for the conveyor belt.SELECTED DRAWING: Figure 1
Patent JP-2021187595-A (JP)
Title: Sheet feeder and image forming system
Inventor: YOKOYAMA NAOKI
IPC: B65H1/18
Filed: 2020-05-28
Abstract: To provide a sheet feeder adapted to positively detect an abnormality in elevational motion of a loading tray or an abnormality of a lower-limit sensor in a shorter time.SOLUTION: A sheet feeder 2 comprises an elevation mechanism 34 that raises and lowers a loading tray 38 between a sheet-feed position and a lower-limit position, an intermediate sensor 63 that detects the loading tray 38 in descending, a lower-limit sensor 61 that detects the loading tray descended to the lower-limit position and a control unit 70. The intermediate sensor is provided at an intermediate position that is between the sheet-feed position and the lower-limit position and longer in distance from the lower-limit position than distance from the sheet-feed position. If neither the lower-limit sensor or the intermediate sensor do not detect the loading tray within a predetermined time from a time point the loading tray starts descending, the control unit controls the elevation mechanism to stop the loading tray.SELECTED DRAWING: Figure 3
Patent JP-2021188837-A (JP)
Title: refrigerator
Inventor: TAKESHITA MASANORI
IPC: F25D23/02
Filed: 2020-05-29
Abstract: To provide a technique that can manage a temperature in a container housed in a storage chamber in a refrigerator at an appropriate temperature.SOLUTION: A refrigerator comprises a body comprising a storage chamber, and a container housed in the storage chamber, and provided with a heat insulating layer on the outside.SELECTED DRAWING: Figure 3
Patent JP-2021196435-A (JP)
Title: Information processing apparatus, program, and information processing method
Inventor: FUKUE NAOFUMI
IPC: G10L15/04
Filed: 2020-06-11
Abstract: To provide an information processing apparatus, a program, and an information processing method that can improve confidentiality in communication with a device which recognizes a voice.SOLUTION: An interaction device 100 is an information processing device which connects with a plurality of voice recognition systems recognizing voice through a network, and comprises: a generation unit which generates a plurality of pieces of utterance data from voice data; a transmission unit which transmits the plurality of pieces of utterance data to one of the plurality of voice recognition systems together with index information indicative of the order thereof; a reception unit which receives, for each of the plurality of pieces of utterance data, first recognition information indicative of a recognition result of utterance data and index information from the plurality of voice recognition systems; a merging unit which merges a plurality of pieces of first recognition information in the order based upon the index information; a response generation unit which generates first response information for responding to voice based upon the merged first recognition information; and an output unit which outputs a response to the voice based upon the first response information.SELECTED DRAWING: Figure 4
Patent JP-2021197449-A (JP)
Title: Substrate processing device, substrate processing method, and storage medium
Inventor: NAKAMURA YASUYUKI
IPC: B05C11/08
Filed: 2020-06-15
Abstract: To provide a substrate processing device effective in speeding up adjustment of a removal width of a film formed on a substrate.SOLUTION: A substrate processing device includes a periphery removal unit that removes a peripheral portion of a film formed on the surface of a substrate, a profile acquisition unit that acquires a removal width profile representing a relationship between a position in the circumferential direction of the substrate and a width of the portion of the substrate on which the film has been removed, and a factor estimation unit that outputs factor information indicating the factors of a width error on the basis of the removal width profile.SELECTED DRAWING: Figure 4
Patent JP-2021194606-A (JP)
Title: Pm removal unit washing device and pm removal unit washing method
Inventor: HASEGAWA CHIAKI
IPC: B08B3/02
Filed: 2020-06-16
Abstract: To provide an effective and efficient PM removal unit washing device and a PM removal unit washing method.SOLUTION: In a PM removal unit washing device 10, a PM removal unit 20 that has a PM removal filter 21 for purifying diesel engine discharge gas and a case 22 storing the PM removal filter is installed while being removed from a diesel machine, and a filter washing liquid is circulated. The PM removal unit washing device includes a control system mechanism 70, a washing liquid inflow pipe 100, an air pipe 200 for compression air, and a placing table 30 having an inclined surface. A double pipe formed by the inflow pipe and the air pipe is connected to the case, and the PM removal unit is placed on the inclined surface of the placing table. A control portion jets compression air into the air pipe several times. The control jetting the compression air is such that injection pressure is initially weak and has a short duration, and the injection pressure is gradually increased to be strong and has a long duration. The washing liquid is pressurized by the compression air to pass through the inside of the case, thereby washing the PM removal filter.SELECTED DRAWING: Figure 8
Patent JP-2021077333-A (JP)
Title: Line-of-sight detection method, line-of-sight detection device, and control program
Inventor: ONO TOSHIKAZU
IPC: G06T7/00
Filed: 2020-06-16
Abstract: To further improve line-of-sight detection accuracy.SOLUTION: Image data of the face of a person is acquired. A left-eye region including the left eye of the person and a right-eye region including the right eye of the person are detected from the facial image data. When only one eye region, that is, the right-eye region or the left-eye region, is detected, an ear region including an ear of the person and/or a hair region including the hair of the person is detected from the facial image data, information indicating the orientation of the face is detected on the basis of information indicating the position of the one eye included in the one eye region and information indicating at least one of the position of the ear included in the ear region and the position of the hair included in the hair region, and information indicating the line of sight of the person is detected on the basis of the information indicating the position of the one eye and the information indicating the orientation of the face.SELECTED DRAWING: Figure 2
Patent JP-2022003732-A (JP)
Title: Receiving device, receiving method, and mobile terminal test device equipped with receiving device
Inventor: MORITA ATSUKI
IPC: H04B17/17
Filed: 2020-06-23
Abstract: To provide a receiving device capable of accurately detecting the synchronization timing of a received signal.SOLUTION: A receiving device includes a receiving unit 10 that receives a modulated signal a modulated by an orthogonal frequency division multiplexing (OFDM) method and acquires a received signal d, a delay signal generation unit 22 that delays the received signal by one symbol to generate a delay signal k, a difference calculation unit 23 that calculates a phase difference between the received signal and the delay signal, a variance calculation unit 24 that calculates the variance of the phase difference within a plurality of calculation intervals set corresponding to a cyclic prefix (CP) group assigned to a predetermined symbol group included in the received signal, a symbol detection unit 25 that detects the position of the symbol of the symbol group on the time axis on the basis of the position of the minimum peak of the variance on the time axis, and a synchronization timing signal generation unit 29 that generates a synchronization timing signal on the basis of the position of the symbol on the time axis.SELECTED DRAWING: Figure 1
Patent JP-2021003554-A (JP)
Title: Irrigation fluid monitor and alarm
Inventor: CHRISTOPHER P KELLY
IPC: A61M31/00
Filed: 2020-06-23
Abstract: To provide an irrigation fluid monitor and alarm.SOLUTION: An apparatus includes a fluid bag support coupling, a signal generating assembly, and a signal output driver circuit. The fluid bag support coupling is configured to support a fluid source 42. The signal generating assembly is configured to generate a signal in response to an amount of fluid within the fluid source. The signal output driver circuit is in electrical communication with the signal generating assembly. The signal output driver circuit is configured to transmit the signal from the signal generating assembly to a working element configured to perform a task. The signal is configured to inhibit the working element from performing the task when the amount of fluid within the fluid source reaches a predetermined threshold amount.SELECTED DRAWING: Figure 6B
Patent JP-2022007187-A (JP)
Title: Wiring circuit board assembly sheet and manufacturing method thereof
Inventor: SHIBATA NAOKI
IPC: H05K3/18
Filed: 2020-06-25
Abstract: To provide a wiring circuit board assembly sheet suitable for forming a wiring pattern for every plurality of types of wiring having different thicknesses while suppressing variation in thickness, and a manufacturing method thereof.SOLUTION: An aggregate sheet X (wiring circuit board aggregate sheet) includes a base material 10, a wiring pattern 30, and a dummy wiring pattern 40. The base material 10 includes a product region R1 and a frame region R2 adjacent to the product region R1. The wiring pattern 30 is located on one side of the base material 10 in the thickness direction in the product region R1, and includes a first wiring 31 and a second wiring 34 thicker than the first wiring 31. The dummy wiring pattern 40 is located on one side in the thickness direction in the frame region R2, and includes a first dummy wiring 41 and a second dummy wiring 42 thicker than the first dummy wiring 41.SELECTED DRAWING: Figure 2
Patent JP-2022010815-A (JP)
Title: Radiation shield
Inventor: SHIMOZAKA MAKOTO
IPC: C30B29/06
Filed: 2020-06-29
Abstract: To provide a radiation shield by constituting detachably an inner diameter adjustment ring to a radiation shield body provided in a silicon single crystal pulling-up device.SOLUTION: In a radiation shield provided in a silicon single crystal pulling-up device, and comprising a radiation shield body and an inner diameter adjustment ring, the inner diameter adjustment ring comprises an inverted cone-shaped upper side tip, and a cylindrical lower side trunk to be fitted to the radiation shield, and the inner diameter adjustment ring is detachably attached to the radiation shield body.SELECTED DRAWING: Figure 1
Patent JP-2020174379-A (JP)
Title: Prioritizing of resources and establishment of communication channels
Inventor: Grant Lawrence MILLER
IPC: H04W76/10
Filed: 2020-07-03
Abstract: To provide a processing method of a request communication by prioritizing resources on the basis of acquisition parameters and establishing a communication channel.SOLUTION: In a process of facilitating resource allocation in response to a request communication, a request including a content is received from a requesting device, one or more object tags associated with the content are identified, the requested location is detected from the data associated with the request, one or more objects in close proximity to the requested location are identified, one or more resources are dynamically identified, and values are dynamically assigned to the one or more resources on the basis of tag weights corresponding to object tags associated with the one or more objects and one or more characteristics corresponding to the content, a resource is selected on the basis of a value given the resource, and a communication channel is established between the requesting device and the resource device.SELECTED DRAWING: Figure 12
Patent JP-2020169060-A (JP)
Title: Composite container, composite preform, manufacturing method of composite container, and plastic member
Inventor: SUGA YUSUKE
IPC: B32B1/08
Filed: 2020-07-03
Abstract: To provide a composite container enhancing a carbon dioxide gas barrier property and preventing carbon dioxide gas from remaining between a container body and a plastic member, a composite preform, a manufacturing method of the composite container, and a plastic member.SOLUTION: A composite container 10A comprises a container body 10 and a plastic member 40 provided in close contact with the outside of the container body 10. The plastic member 40 includes a gas permeable resin layer 46 and a gas barrier layer 47 disposed so as to be covered by the gas permeable resin layer 46 and having gas permeability lower than the gas permeable resin layer 46. The gas barrier layer 47 is formed intermittently in a cross section in a vertical direction or a horizontal direction of the plastic member 40.SELECTED DRAWING: Figure 1
Patent JP-2022023271-A (JP)
Title: Battery surface joint structure and joint status inspection method
Inventor: SAITO SHIGEKI
IPC: B23K20/10
Filed: 2020-07-27
Abstract: To solve a problem in which, with a joint surface structure of a conventional battery, the joint strength cannot be inspected non-destructively.SOLUTION: A battery surface joint structure according to the present invention in which battery metal members are joined to each other includes a base member which is one of the joined battery metal members, and a member to be joined which is the other joined battery metal member, and a groove 16 is formed on the joint surface where the base member and the member to be joined are in contact on at least one of the base member and the member to be joined, and in a state in which the base member and the member to be joined are joined, the groove 16 is in a state in which at least 70% or more has disappeared as compared with that before joining.SELECTED DRAWING: Figure 5
Patent JP-2022023514-A (JP)
Title: Manufacturing method of sheet-like mask
Inventor: MATSUMOTO RYUNOSUKE
IPC: A62B18/02
Filed: 2020-07-27
Abstract: To use a sheet-like mask for long time and to repeatedly use the mask.SOLUTION: A manufacturing method of a sheet-like mask in which a pair of ear hook members are arranged on an inner face side of a mask body which is double-folded includes: a stretching step of stretching a belt-like sheet for forming the ear hook members; an ear hook member forming step of cutting the belt-like sheet which is stretched and forming the ear hook members; an ear hook member bonding step of bonding the ear hook members formed in the ear hook member forming step on one face of a belt-like mask body continuous body for forming the continuous body of the mask body; and a double-folded mask continuous body forming step of forming a two-folded mask continuous body by two-folding the mask body continuous body to which the ear hook members are bonded at a center in a width direction.SELECTED DRAWING: Figure 4
Patent JP-2022026010-A (JP)
Title: Base paper for paper container having metal deposition layer
Inventor: KUTSUNA MINORU
IPC: B65D65/40
Filed: 2020-07-30
Abstract: To provide a wrapping sheet that is a paper container capable of reducing an amount used of a plastic, in particular, a wrapping sheet excellent in heat insulation and cold insulation.SOLUTION: A base paper for paper containers having a vacuum deposited metal layer directly formed on a surface of the base paper, in which a density of the base paper is in the range of 0.55 to 1.25 g/cm3, and the surface resistivity of the vacuum evaporated metal layer is in the range of 4.0 Ω/sq or larger.SELECTED DRAWING: Figure 2
Patent JP-2022028175-A (JP)
Title: Electric vehicle
Inventor: OKAMATSU SHUGO
IPC: B60L15/20
Filed: 2020-08-03
Abstract: To provide an electric vehicle which can determine whether or not the vehicle is on a low μ road from traveling conditions and automatically switch its mode to a travel mode that suits for the situation when it is determined that the vehicle is on the low μ road.SOLUTION: In a case that a vehicle is under travel conditions that meet first or second conditions, a controller 50 determines that the vehicle travels on a low μ road and performs switching operation to a travel mode in which a rate of torque rise of a rotary electric machine 30 is reduced. Thus, the vehicle can automatically switch the travel mode according to travel conditions.SELECTED DRAWING: Figure 2