baber/WOPTO huggingface dataset:
Patent JP-2021130474-A (JP)
Title: Oil mixing prevention device
Inventor: SUZUKI NAOHIKO
IPC: B67D7/32
Filed: 2020-02-19
Abstract: To provide an oil mixing prevention device capable of preventing an inflow of fuel oil to an underground tank until a coincidence of the oil type is verified when an unloading hose is connected with an oil pouring pipe of the underground tank.SOLUTION: An oil mixing prevention device comprises an oil pouring port 4 including a valve body 5 arranged at an oil pouring pipe 3 leading into an underground tank and closing an inflow passage of fuel oil and a detection part recognizing the fuel oil at an upstream side of the valve body 5, and oil type determination means deciding the oil type based on an output from the detection part 14 of the oil pouring port 4.SELECTED DRAWING: Figure 1
Patent JP-2021131974-A (JP)
Title: Switch state detection device, and image forming apparatus
Inventor: KATO MASANORI
IPC: H01H9/54
Filed: 2020-02-19
Abstract: To provide a switch state detection device that can reduce power consumption and prevent formation of an insulating coating at a contact, and an image forming apparatus.SOLUTION: A switch state detection device 6 comprises: a power supply 611; a first resistor 612 that is connected with the power supply 611 at one end; a switch 111 that can switch between contact and separation of a contact on a current path that reaches the ground from the other end of the first resistor 612; a control unit 62 that detects the state of the switch 111 based on the voltage at the other end of the first resistor 612; and a first capacitor 613 that is connected at one end with the contact at a position closer to the first resistor 612 than the contact on the current path, and connected at the other end with the power supply 611.SELECTED DRAWING: Figure 6
Patent JP-2021131086-A (JP)
Title: Exhaust emission control device
Inventor: ENDO SHINSUKE
IPC: F01N3/24
Filed: 2020-02-21
Abstract: To provide an exhaust emission control device which can materialize improvement of the clarification efficiency of exhaust gas while materializing suppression of the degradation of engine performance.SOLUTION: An exhaust emission control device 100 comprises a DPF 8b, an ATC 7 arranged at an upstream side of the DPF 8b, a temperature sensor 33 detecting temperature of exhaust gas G flowing into the DPF 8b, and a rotation control unit 43 controlling a rotation position of the ATC 7 on the basis of the temperature of the exhaust gas G. The ATC 7 has a through-hole 7b extending in a direction D1 orthogonal to a center axis line L, and a catalyst holding unit 7 having honeycomb structure in which a plurality of fine pores H extending in a direction D2 orthogonal to the center axis line L and the direction D1 are formed. When the temperature of the exhaust gas G is lower than a prescribed temperature, the rotation control unit 43 controls the rotation position of the ATC 7 in such a manner that the plurality of fine pores H of the catalyst holding unit 7a are exposed to an exhaust passage 3, and when the temperature of the exhaust gas G is equal to the prescribed temperature or higher, the rotation control unit controls the rotation position of the ATC 7 in such a way that the through-hole 7b is exposed to the exhaust passage 3.SELECTED DRAWING: Figure 4
Patent JP-2021133955-A (JP)
Title: Beverage feeder and re-learned model generating system
Inventor: MOCHIDA YUKIHIDE
IPC: B67D1/08
Filed: 2020-02-26
Abstract: To provide a beverage feeder capable of enhancing a determination accuracy of a re-learned model itself for a beverage information determination to decide a beverage information of a cup and a re-learned model generating system.SOLUTION: The beverage feeder comprises a determination part 40a inputting a captured image to be decided and deciding beverage information of a cup C using a learned model M for beverage information determination in which a learning with a teacher is executed having the captured image with known determination result of the beverage information of the cup C, an output controller 40c for storing or outputting outside the input captured image or related metadata to a storage part 41 and providing the stored or output outside captured image and related metadata for a re-learning of the learned model M when the beverage information decided by a determination part 40a is unknown or uncertain and a beverage supply controller 40b for controlling a generation and supply of the beverage with the established beverage information when the determination of the beverage information is established by the determination part 40a.SELECTED DRAWING: Figure 2
Patent JP-2021141152-A (JP)
Title: Cleaning method, semiconductor device manufacturing method, substrate processing device, and program
Inventor: NISHIDA KEIGO
IPC: H01L21/31
Filed: 2020-03-04
Abstract: To provide a technique capable of improving cleaning efficiency in a processing chamber.SOLUTION: There is provided a technology of removing a deposit adhering to a processing chamber by performing, a predetermined times, a cycle including, in this order, a step (a) of supplying cleaning gas to the processing chamber until the pressure in the processing chamber rises to a first pressure zone with the exhaust in the processing chamber stopped, a step(b) of maintaining the pressure in the processing chamber in the first pressure zone by performing exhaust in the processing chamber and supplying cleaning gas to the processing chamber in parallel, and a step (c) of exhausting the processing chamber until the pressure in the processing chamber reaches second pressure which is lower than the first pressure zone with the supply of cleaning gas to the processing chamber stopped.SELECTED DRAWING: Figure 1
Patent JP-2021141187-A (JP)
Title: Piezoelectric film, piezoelectric laminate, piezoelectric element, and manufacturing method of piezoelectric laminate
Inventor: KURODA TOSHIAKI
IPC: H01L41/187
Filed: 2020-03-05
Abstract: To provide a piezoelectric film composed of sodium potassium niobate that is unlikely to crack.SOLUTION: The piezoelectric film is a polycrystalline film composed of sodium potassium niobate, containing at least one metallic element selected from the group consisting of Cu and Mn. The ratio of a concentration B of the metallic element at the grain boundary of the crystal to a concentration A of the metallic element in the matrix phase of the crystal is 1.0 or less.SELECTED DRAWING: Figure 1
Patent JP-2020110612-A (JP)
Title: Low bleed implantable prosthesis with taper
Inventor: MARC A SCHLAUD
IPC: A61M1/36
Filed: 2020-03-05
Abstract: To provide a novel vascular graft having a sealing layer and a tapered portion.SOLUTION: An implantable device (low-bleed vascular graft) 100 comprises a tubular structure having a transition portion 308. The transition portion has a transition portion proximal end 304 with a transition portion proximal end inner diameter, a transition portion distal end 300 with a transition portion distal end inner diameter greater than the transition portion proximal end inner diameter, and a transition portion length 324 between the transition portion proximal end and the transition portion distal end. The tubular structure comprises a first layer 310 comprising a porous polymer, and at least one intermediate layer 314 adjacent to the first layer. The intermediate layer has a variable wall thickness extending at least in part along the transition portion length.SELECTED DRAWING: Figure 3A
Patent JP-2021138668-A (JP)
Title: Production method of alkyl zinc halide, production method of biotin derivative, and production method of ketone derivative
Inventor: SEKI MASAHIKO
IPC: C07F3/06
Filed: 2020-03-09
Abstract: To provide a production method of an alkyl zinc halide, which enables stable production on an industrial scale.SOLUTION: Provided is a production method of alkyl zinc halide by contacting zinc powder and 0.05 to 1.0 mole of dihalogeno ethane per 1 mole of zinc powder and, thereafter, contacting the reaction mixture and a halogenated alkane derivative represented by formula (1) (in the formula, R1 to R3 are a hydrogen atom, an alkyl group, an aralkyl group, or the like, and R1 to R3 may be the same group or different groups, or they may form a hydrocarbon ring together with carbon atoms to which they are bonded; and X is a fluorine atom, chlorine atom, bromine atom, or iodine atom). Further, provided are a production method of biotin derivative and a production method of a ketone derivative using the production method of alkyl zinc halide.SELECTED DRAWING: None
Patent JP-2021144280-A (JP)
Title: Mobile body control device, mobile body control method, and program
Inventor: OGURA KOICHI
IPC: G08G1/16
Filed: 2020-03-10
Abstract: To provide a mobile body control device or the like for giving a sense of safety to a traffic participant.SOLUTION: A control device 17 includes imaging recognition means 171a and travel control means 171c. The imaging recognition means recognizes, on the basis of an imaging result of a road by a camera 11 of a vehicle 10, a road segment with which a travel condition including at least one of availability of autonomous travel of the vehicle 10 and an autonomous travel level is associated in a road on which the vehicle 10 travels. The travel control means executes autonomous travel based on the travel condition associated with the road segment when the imaging recognition means 171a recognizes a predetermined shape or image pattern associated with the road segment concerning the road on which the vehicle 10 travels.SELECTED DRAWING: Figure 3
Patent JP-2021147338-A (JP)
Title: Brasenia schreberi (junsai) extract
Inventor: SAKAMOTO YU
IPC: A61K47/46
Filed: 2020-03-17
Abstract: To provide a novel Brasenia schreberi (Junsai) extract that is obtained by a method different from a conventional water shield extract, and can exert effective action.SOLUTION: There is provided a novel water shield extract that is obtained by a method different from a conventional water shield extract by extracting Brasenia schreberi (Junsai) under an acidic condition, and can exert effective action.SELECTED DRAWING: None
Patent JP-2021150741-A (JP)
Title: Rat race circuit
Inventor: SUDA TAMOTSU
IPC: H01P5/22
Filed: 2020-03-17
Abstract: To provide a rat race circuit capable of matching a frequency of which a reflection characteristic becomes the best, a frequency of which a permeation characteristic becomes the best, and a frequency of which an isolation characteristic becomes the best.SOLUTION: In a rat race circuit 1 providing a first port P1, a second port P2, a third port P3, and a fourth port P4 in this order to a ring-like conductive line RC, the length of a line R12 between the first port P1 and the second port P2, the length of a line R23 between the second port P2 and the third port P3, and the length of a line R34 between the third port P3 and the fourth port P4 are set to the length longer than a 1/4 wavelength so that a reflection characteristic, a permeation characteristic, and an isolation characteristic of each of the ports P1 to P4 become the best in a predetermined frequency vicinity.SELECTED DRAWING: Figure 1
Patent JP-2021145931-A (JP)
Title: Sensor securing device, reel module, and game machine
Inventor: OKAZAKI YASUNORI
IPC: A63F5/04
Filed: 2020-03-19
Abstract: To provide a sensor securing device, a reel module, and a game machine that enable an easy position adjustment of a sensor to be used in equipment having a rotation body such as a reel.SOLUTION: The sensor securing device includes: a sensor support member 1 that is supported by a reel device 2 having a rotation body 2B; a sensor S that is movably supported by the sensor support member 1; and adjustment means 3 for adjusting an installation position of the sensor S. The adjustment means 3 is positioned inside an external circumference 2C of the reel device 2 (the inside is indicated by symbol m1). Further, an operated portion 3A that can be operated from the outside of the external circumference 2C of the reel device 2 is provided (the outside is indicated by a mark m2).SELECTED DRAWING: Figure 1
Patent JP-2021152460-A (JP)
Title: Surface inspection device and surface inspection method for sintered metal bodies
Inventor: KASAISHI SHUKI
IPC: G01N21/952
Filed: 2020-03-24
Abstract: To provide a surface inspection device for suppressing the detection of defects that are unlikely to cause quality problems in the surface inspection of sintered metal bodies and enhancing the detection accuracy of intergranular crack defects that are likely to cause quality problems.SOLUTION: A surface inspection device includes: a supporting unit for supporting a sintered metal body to be inspected; a first light source positioned so that light is incident on a surface of the sintered metal body at a first incident angle; a second light source positioned so that light is incident on the surface of the sintered metal body at a second incident angle smaller than the first incident angle; a detection element that detects reflected light generated on the surface of the sintered metal body by the light of the first light source and detects scattered light generated on the surface of the sintered metal body by the light of the second light source; and a storage unit that stores detection signals of the reflected light and the scattered light obtained from the detection element, or an output terminal that outputs the detection signals.SELECTED DRAWING: Figure 1
Patent JP-2021153104-A (JP)
Title: Fan holder
Inventor: TAGAYA KEIJI
IPC: H05K7/20
Filed: 2020-03-24
Abstract: To provide a fan holder which is more widely adaptable to vibration at various frequencies compared with a conventional product.SOLUTION: A fan holder comprises two vibration suppressing parts. On both ends in an axial direction of a mounting hole provided on a casing part of a fan, the two vibration suppressing parts can sandwich the casing part between inner sides of the two vibration suppressing parts. When the fan is fixed to a fixing target spot with a screw, one of the vibration suppressing parts is sandwiched between a head of the screw and the casing part, while the other one of the vibration suppressing parts is sandwiched between the fan and the fixing target spot. The vibration suppressing parts each have a hollow part which is crushed in a variable manner in accordance with compression force when the vibration suppressing parts are compressed with the compression force that corresponds to a fastening degree of the screw.SELECTED DRAWING: Figure 1
Patent JP-2021013729-A (JP)
Title: X-ray system, image processing apparatus, and program
Inventor: LEE TZU-CHENG
IPC: A61B6/03
Filed: 2020-03-24
Abstract: To improve the image quality.SOLUTION: An X-ray system according to an embodiment includes a generation unit. The generation unit generates fourth projection data by inputting third projection data collected by using X-ray of a third focal size larger than a second focal size to a first learned model, the first learned model being learned with first projection data collected by using X-ray of a first focal size as an input and with second projection data collected by using X-ray of the second focal size smaller than the first focal size as an output.SELECTED DRAWING: Figure 8
Patent JP-2021157243-A (JP)
Title: Information processor and information processing program
Inventor: WATANABE KENICHIRO
IPC: G06Q10/06
Filed: 2020-03-25
Abstract: To provide an information processor and an information processing program for associating an activity element with a trace indicating an electronic document to be registered and a communication service channel.SOLUTION: A service cooperation device 18 in a service cooperation system includes: an associating unit 38 for associating an activity element ID for discriminating activity element of an activity management service and a channel ID for discriminating a channel of a communication service and storing to a related information DB 34; and a cooperation processing unit 40 for having a trace ID of a trace defined to be an activity element associated to a channel when a user selects an electronic document which is already submitted to the channel transmitted from the activity management service to the communication service, and having the electronic document registered as a trace document of the trace in the communication service.SELECTED DRAWING: Figure 4
Patent JP-2020186642-A (JP)
Title: Open state holding device and door assembly
Inventor: HO DEREK
IPC: E05C17/18
Filed: 2020-03-25
Abstract: To provide an open state holding device capable of reducing necessary pulling force to close a door again and also reducing a sound generated by releasing this engagement.SOLUTION: In the open state holding device having a guide part 2, a detent part 3 mounted to the guide part and a slide element 4 arranged to slide along the guide part, the slide element has an engage element 5 and a bias element 6 arranged to bias the engage element by bias force in a first direction. The detent part has a recess part configured to accommodate at least a part of the engage element and further has an absorption element configured to apply weaker reaction force than the bias force when pressed down.SELECTED DRAWING: Figure 4a
Patent JP-2021154433-A (JP)
Title: Crop carrier device
Inventor: OTA TOMOHIKO
IPC: B25J13/08
Filed: 2020-03-26
Abstract: To reliably hold and carry a substantially spherical crop.SOLUTION: A hand 10 has a plurality of fingers 12A-12C, 14A-14C formed of leaf springs, each having a contact surface to make contact with a hemispherical surface on the lower side of a tomato and holding the tomato with the contact surface in contact with the tomato, and a finger drive 18 for driving the plurality of fingers in a direction in which they move toward or away from each other. The hand 10 is driven by a robot body, and a position and a shape of the tomato are detected by a global sensor and a local sensor. A control device brings the fingers into contact with the hemispherical surface on the lower side of the tomato by controlling the robot body to move the hand 10 downward while having a lower end part of the fingers in contact with a surface of the tomato.SELECTED DRAWING: Figure 9
Patent JP-2021156086-A (JP)
Title: Shovel management device
Inventor: SANO YUSUKE
IPC: E02F9/26
Filed: 2020-03-30
Abstract: To provide a shovel management device for determining a shape of a bucket.SOLUTION: A shovel management device capable of determining a shape of a bucket of a work machine, which determines the shape of the bucket based on past work forms of the work machine.SELECTED DRAWING: Figure 2
Patent JP-2021156274-A (JP)
Title: Plasma reactor for exhaust emission control
Inventor: MADOKORO KAZUHIKO
IPC: F01N3/023
Filed: 2020-03-30
Abstract: To improve PM removal effect while suppressing power consumption, in a plasma reactor for an exhaust gas.SOLUTION: A plasma reactor 1 includes a number of negative electrode discharge panels 4 and positive electrode discharge panels 5 arranged in parallel through discharge gaps 6. The electrodes 8, 9 are formed into a lattice shape having a number of corner portions 17, 18, and projections 12 and recesses 13 are alternately formed in a flowing direction of an exhaust gas. As the corner portions 17, 18 of the electrodes 8, 9 play a role of antennas, electronic current flows from the corner portion 17 of the negative electrode 8 to the corner portion 18 of the positive electrode 9 positioned at its vicinity while diffusing. Thus a plasma formation area can be increased while suppressing the total sum of lengths of vertical electrode lines 10 and horizontal electrode lines 11. Thus PM removal effect can be improved while suppressing power consumption.SELECTED DRAWING: Figure 1
Patent JP-2021162373-A (JP)
Title: Landfill storage facility for radioactively contaminated waste
Inventor: SHIROYAMA KOICHI
IPC: G21F9/28
Filed: 2020-03-31
Abstract: To provide a landfill storage facility for radioactively contaminated waste capable of continuously and reliably landfilling and storing a large amount of radioactively contaminated waste while surely preventing workers from being exposed even when a vast land cannot be secured when burying radioactively contaminated waste after sorting in an interim storage facility.SOLUTION: The landfill storage facility for radioactively contaminated waste includes: an unloading facility 10 for accepting a vehicle 100 loaded with radioactive waste and unloading the radioactive waste; transport facility 20 that transports the radioactive waste to a designated location in the landfill site; an outflow prevention facility 30 for preventing the radioactive waste from leaking from the landfill; and leachate treatment facility 60 for treating leachate leaching from the landfilled radioactive waste.SELECTED DRAWING: Figure 1
Patent JP-2021161725-A (JP)
Title: Dry type joint structure of column member and building
Inventor: KAWAKAMI HIROAKI
IPC: E04B1/24
Filed: 2020-03-31
Abstract: To provide a dry type joint structure of column members and a building which achieve such a structure that an upper column member and a lower column member are connected to each other without using any weld means at a site, thereby can provide stable quality without being affected by the weather and without requiring a skilled worker, can be easily achieved by mechanical work, and is excellent in workability, economical efficiency and quality.SOLUTION: There is provided a dry type joint structure of column members 1 and 2 in which an upper column member 1 and a lower column member 2 are connected to each other by joining bolts 9 through a pair of joint members 3 and 4. The joint members 3 and 4 have base members 31 and 41 and vertical members 32 and 42. The vertical members 32 and 42 are provided on a lower end of the upper column member 1 and an upper end of the lower column member 2 so as to be capable of butting against each other, and the upper column member 1 and the lower column member 2 are connected to each other by joining plate members 8 straddled over the vertical members 32 and 42 butting against each other with the bolts 9.SELECTED DRAWING: Figure 1
Patent JP-2020115669-A (JP)
Title: Method and apparatus for signaling intra prediction to large block for video encoder and decoder
Inventor: YUNFEI ZHENG
IPC: H04N19/70
Filed: 2020-04-03
Abstract: To provide a method and apparatus for signaling intra prediction to a large block for video encoder and decoder.SOLUTION: In a video encoder 400, picture data is encoded by signaling intra prediction to at least one large block in a picture. The intra prediction is signaled by assigning a single spatial intra partition type for a basic coding unit size. The single spatial intra partition type can be selected from multiple spatial intra partition types. At least one large block has a large block size that is larger than the block size of the basic coding unit. Hierarchical layer intra prediction is performed by at least one of dividing a large block size into basic coding unit sizes and combining the basic coding unit sizes into a large block size.SELECTED DRAWING: Figure 4
Patent JP-2021173304-A (JP)
Title: Disk brake
Inventor: ZHANG XUESHENG
IPC: F16D65/097
Filed: 2020-04-22
Abstract: To provide a disc brake which can stably inhibit dragging of a friction pad.SOLUTION: A disc brake includes: a return spring 251 having a fixed part 271 fixed to a surface 262 opposite to a contact surface, which contacts with a disc, of a friction pad 25, and a first extending part 272 extending outward in a circumferential direction of the disc from the fixed part 271; and a pad spring 26 having a second extending part 201 which extends outward in the circumferential direction of the disc and with which a tip 286 of the first extending part 272 contacts, and a folded shape part 205 which has a first folded part 211 folded at a tip of the second extending part 201 and a second folded part 212 folded at a tip of the first folded part 211 and in which a tip of the second folded part 212 contacts with an attachment member 21.SELECTED DRAWING: Figure 11