baber/WOPTO huggingface dataset:
Patent JP-2021171729-A (JP)
Title: Hollow fiber adsorbent, water purifier, and method for producing pure water
Inventor: MIZUNO YOSUKE
IPC: B01D71/40
Filed: 2020-04-28
Abstract: To provide an adsorbent which has small water passage resistance, and is excellent in adsorption performance at a high flow rate in removal of a harmful substance such as boron, arsenic and phosphorous in the water.SOLUTION: A hollow fiber adsorbent is a hollow fiber adsorbent (1) having a hollow part (2) and a body part (3) surrounding the hollow part (2), in which the body part (3) has a porous base material (31) having a resin part (32) and a pore (33) surrounded by the resin part, and metal particles (35) supported in the resin part, at least a part of the metal particles is exposed to the surface of the resin part surrounding the pore, an amount of the metal particles per 100 pts.mass of the hollow fiber adsorbent is 5 to 40 pts.mass, and an area Sm[m2/g] of a part coated with the metal particles and an area St[m2/g] of the whole inner wall of the pore in the inner wall of the pore satisfy 0.5<Sm/St.SELECTED DRAWING: Figure 1
Patent JP-2021173259-A (JP)
Title: Pressure regulator
Inventor: KUSAKA Seiya
IPC: F02M37/00
Filed: 2020-04-28
Abstract: To provide a technology which can easily secure the seal performance of each valve body and each valve seat.SOLUTION: A pressure regulator comprises: a first pressing member arranged while opposing a first valve body at a side opposite to a first valve seat in a casing, pressing the first valve body in a direction in which the first valve body is brought into a valve-closed state, and pressing a second valve body in a direction in which the second valve body is brought into a valve-closed state via the first valve body and the first valve seat; a second pressing member arranged while opposing the second valve body at the same side as that of a second valve seat in the casing, and pressing the first valve seat which is constituted integrally with the second valve body to the first valve body side by pressing the second valve body in a direction in which the second valve body is brought into a valve-opened state; and a regulation member arranged while opposing the second valve body at a side opposite to the second pressing member in the casing, and regulating a distance of the movement of the second valve body which is pressed by the second pressing member and the first valve seat to the first valve body side.SELECTED DRAWING: Figure 2
Patent JP-2020123398-A (JP)
Title: Travel support system and work vehicle
Inventor: SAKAGUCHI KAZUO
IPC: A01B69/00
Filed: 2020-05-01
Abstract: To provide a technology capable of appropriately setting a virtual maximum occupation region of a work vehicle regulated by a vehicle body and a work device in order to avoid interference with an obstacle.SOLUTION: A travel support system includes: a work vehicle occupation region management unit which manages a virtual vehicle occupation region of a work vehicle occupying a work site upon travel while dividing the work vehicle occupation region into a vehicle body occupation region VA occupied by a vehicle body 1 and a work device occupation region WA occupied by a work device 30; an own vehicle position calculation unit which calculates an own vehicle position as a position of the work vehicle on the work site based on positioning data; and a travel support unit which supports travel of the work vehicle based on the own position and the work vehicle occupation region, in which when the ground height of an obstacle OB present on the work site is lower than the ground height of the work device 30, the work device occupation region WA is reduced or eliminated during travel at least around the obstacle OB.SELECTED DRAWING: Figure 1
Patent JP-2021176655-A (JP)
Title: Spectacle lens shape data acquisition method, lens shape measurement method and lens processing device
Inventor: IHARA HISAO
IPC: B24B9/14
Filed: 2020-05-07
Abstract: To provide a spectacle lens shape data acquisition method, a lens shape measurement method, and a lens processing device that are able to measure a lens shape by using a module included in a lens processing device and that achieve a cost reduction and an improvement in handling.SOLUTION: A model lens 31 is rotated at a predetermined angle, and a grindstone 2 for grinding a spectacle lens and the model lens are brought into contact with each other every predetermined-angle rotation. A position of the grindstone relative to the model lens or a position of the model lens relative to the grindstone is measured during the contact. Based on the position of the grindstone or model lens every predetermined-angle rotation, a shape of the model lens is measured, and obtained shape data is used as data for grinding the spectacle lens.SELECTED DRAWING: Figure 1
Patent JP-2021178695-A (JP)
Title: Paper feeding device and image forming device
Inventor: MATSUMOTO YOSHITAKA
IPC: B65H7/04
Filed: 2020-05-11
Abstract: To provide a paper feeding device capable of preventing unintended movement such as reverse rotation from being reflected on detection results.SOLUTION: The paper feeding device includes a lifting tray loaded thereon with sheets, a lifting part for lifting the lifting tray, a drive motor 251 connected to the lifting part, a rotating shaft (transmission shaft 261) connected to the drive motor 251, a detection part 291 for detecting rotation of the rotating shaft, a sleeve 301 disposed around the rotating shaft, and a load member 311 for applying a burden to rotation of the sleeve 301. A locking part for locking each other is disposed between the sleeve 301 and the rotating shaft, and the locking part has a gap in a rotation direction of the rotating shaft.SELECTED DRAWING: Figure 5
Patent JP-2021178550-A (JP)
Title: Wiper motor and vehicular wiper device
Inventor: SHIMPUKU YASUHIRO
IPC: B60S1/08
Filed: 2020-05-12
Abstract: To provide a wiper motor comprising an operation mode in which a speed of oscillating a wiper is changed in accordance with an oscillation position and further a speed reduction mechanism configured more efficiently which is favorable in downsizing the wiper motor, and a vehicular wiper device.SOLUTION: A speed reduction gear pair constituting a speed reduction mechanism 29 is made to have the function of changing a speed of oscillating a wiper 13, by utilizing the fact that radii r11, r12, r 21 and r22 respectively vary in an angular range in which parts 32a and 33a engaged with an eccentric circular transmission gear 32 at a front stage side and a non-circular output gear 33 at a rear stage side engage with each other, and is also made to have the function of decelerating a rotation transmission, by utilizing the fact that a rotation ratio of the non-circular output gear 33 becomes smaller than a rotation ratio of the eccentric circular transmission gear 32 when setting an angular range of engagement of the part 33a engaged with the non-circular output gear 33 to be smaller than the angular range of engagement of the part 32a engaged with the eccentric circular transmission gear 32.SELECTED DRAWING: Figure 1
Patent JP-2021180111-A (JP)
Title: Fuel battery system
Inventor: KAWAHARA SHUYA
IPC: B60L58/15
Filed: 2020-05-14
Abstract: To appropriately control an air compressor in making surplus regenerative power be consumed.SOLUTION: A fuel battery system 1 to be mounted on a vehicle includes a fuel battery and a secondary battery, the fuel battery system comprising a MG 42 for generating regenerative power, an air compressor 32 for generating compressed air, and a controller 60. The controller controls power feeding to the air compressor so that a flow rate of the compressed air becomes a target flow rate, and performs auxiliary machine consumption processing of supplying regenerative power to the air compressor when the MG is performing regenerative power generation and charging the secondary battery is restricted. In the auxiliary machine consumption processing, the controller calculates a consumption request power value in the air compressor, calculates acceleration power corresponding to work required for accelerating the air compressor, and sets as the target flow rate a flow rate of compressed air to be generated by the air compressor when it is assumed that adiabatic compression is performed at a work rate corresponding to power obtained by subtracting the acceleration power from the consumption request power value.SELECTED DRAWING: Figure 6
Patent JP-2021178056-A (JP)
Title: Ultrasonic probe
Inventor: SAWADA KO
IPC: A61B8/00
Filed: 2020-05-14
Abstract: To sufficiently radiate heat of an ultrasonic probe with a plurality of vibration elements.SOLUTION: An ultrasonic prove includes a vibration layer 12 with a plurality of vibration elements 32 disposed thereon, a backing layer 22 provided on the rear side of the vibration layer 12 via a wiring layer 20, and a plurality of heat radiation members 26 provided on the backing layer 22. The plurality of heat radiation members 26 extend linearly in the backing layer 22 and are disposed, with their extension directions aligned. An area occupancy rate of the heat radiation members 26 in a central region of the backing layer 22 is larger than that of the outside of the central region. The central region is a region in a cross section crossing the extension direction of the heat radiation members. The central region includes a center of gravity of the cross section without being located at both ends of the cross section crossing the extension direction of the heat radiation members and occupies an area equal to or less than half the area of the cross section. Each area of regions that are not the central region, at both ends in a short-axis cross section is defined as, for example, 1/8 or more of the area of the short-axis cross section.SELECTED DRAWING: Figure 2
Patent JP-2020121204-A (JP)
Title: Game machine
Inventor: TSUCHIYA YOSHITAKA
IPC: A63F7/02
Filed: 2020-05-19
Abstract: To improve the attractiveness of a game.SOLUTION: A game machine is capable of executing a group movement performance in which specific images move in a collected state, and is capable of executing a promotion performance in which symbols are promoted to advantageous symbols with the group movement performance as an opportunity. The promotion performance is a performance of promoting performance symbols having temporarily stopped in a ready-to-win mode by a ready-to-win formation performance, or a performance of promoting performance symbols having temporarily stopped in a winning mode. The specific images are images relating to advantageous symbols after the promotion by the promotion performance.SELECTED DRAWING: Figure 95
Patent JP-2021183361-A (JP)
Title: Grinding chip removal device
Inventor: SATO GENICHI
IPC: B03C1/14
Filed: 2020-05-21
Abstract: To provide a grinding chip removal device which has simple structure, easily removes grinding chips from grinding liquid and improves the removal ratio.SOLUTION: A grinding chip removal device 1 comprises: a rotary drum 3 which has magnets 28, 28 inside the drum and is rotationally driven; and a fluid passage 4 of grinding liquid including grinding chips which is provided in the arc shape along the outer peripheral surface of the rotary drum 3. The direction in which the grinding liquid including the grinding chips flows in the fluid passage 4 matches the rotation direction of the rotary drum 3. With this configuration, the structure is simplified, the grinding chips are removed easily from the grinding liquid and the removal ratio can be improved.SELECTED DRAWING: Figure 3
Patent JP-2021188395-A (JP)
Title: Protective lid
Inventor: FUKUMA HIROTO
IPC: E04G21/32
Filed: 2020-06-01
Abstract: To provide a safe protective lid whose protection work is easy.SOLUTION: A protective lid 100 opening/closing an opening portion 2 comprises: a lid body 10 attached to an inner peripheral edge of the opening portion 2 so as to rotate and closing at least a part of the opening portion 2 in a closed state; a handrail portion 20 attached to the lid body 10 and functioning as a handrail in a state where the lid body 10 is opened; and a support portion 30 capable of supporting the lid body 10 in an open state.SELECTED DRAWING: Figure 1
Patent JP-2020148783-A (JP)
Title: Interference detection in frequency modulated continuous wave (fmcw) radar system
Inventor: Sriram Murali
IPC: G01S13/931
Filed: 2020-06-09
Abstract: To enable detection of interference in a frequency modulated continuous wave (FMCW) radar system.SOLUTION: In described examples, a frequency modulated continuous wave (FMCW) radar system includes a receiver (402) configured to generate a digital intermediate frequency (IF) signal, and an interference monitoring component (422) coupled to the receiver (402) to receive the digital IF signal, the interference monitoring component (422) being configured to monitor at least one subband in the digital IF signal for interference, where the at least one subband does not include a radar signal.SELECTED DRAWING: Figure 4
Patent JP-2021195873-A (JP)
Title: Fuel supply system control device
Inventor: MAEDA TOSHIO
IPC: F02D41/26
Filed: 2020-06-09
Abstract: To provide a fuel supply system control device capable of resolving a state in which an impeller is hard to rotate while continuing an operation of a fuel pump.SOLUTION: A control device 100 is applied to a fuel supply system 550 that is equipped with a fuel pump 52 rotating an impeller in a housing to pump up fuel from a fuel tank 51, and a fuel pipe 57 in which the fuel discharged from the fuel pump 52 flows. The control device 100 controls the fuel pump 52. The control device 100 is equipped with an executing device 101, and a memory device 102 that stores a processing program executed by the executing device 101. In the control device 100, the executing device 101 executes countermeasure processing that increases an operation amount of the impeller when it is detected that the impeller is deformed to interfere the housing, as compared with a case in which it is not detected that the impeller interferes the housing.SELECTED DRAWING: Figure 1
Patent JP-2021195896-A (JP)
Title: Impeller and turbo pump
Inventor: Chen Shi Yong
IPC: F04D29/66
Filed: 2020-06-12
Abstract: To provide an impeller that can reduce deterioration in suction performance of a turbo pump irrespective of suction flow rate by suppressing generation of cavitation.SOLUTION: An impeller 2 includes: a main plate 3 fixed to a rotation shaft 1; and multiple vanes 6 arranged at a surface of the main plate 3. Multiple recesses 8 are provided at both surfaces 6a, 6b of each vane 6.SELECTED DRAWING: Figure 4
Patent JP-2020194546-A (JP)
Title: Execution of biometric authentication
Inventor: MARCEL VAN OS
IPC: G06F3/01
Filed: 2020-06-15
Abstract: To provide a device pertaining to the execution of biometric authentication in general, the device providing a biometric registration process and a user interface for authentication.SOLUTION: An electronic device 1300 includes a user interface which provides hints for a biometric registration process tutorial during a biometric feature alignment, a biometric feature registration and a biometric registration process. The electronic device 1300 includes a user interface, as a user interface for application based biometric authentication, for automatically filling in fields protected for biometric authentication, device unlock using biometric authentication, retry of biometric authentication or prevention of retry, transmission management using biometric authentication, cache biometric authentication, automatically filling in fillable fields based on visibility standard, and automatic login for using biometric authentication.SELECTED DRAWING: Figure 13F
Patent JP-2022001394-A (JP)
Title: Center drill
Inventor: HAYAKAWA SEIZO
IPC: B23B51/00
Filed: 2020-06-22
Abstract: To provide a center drill for suitably controlling a diameter of a guide hole.SOLUTION: A center drill 1 for forming a guide hole in order to position a drill for drilling a hole in a work-piece with respect to the work-piece comprises: a main body having a central axis 10 which extends in a direction that is substantially coincident with a central axis of the guide hole; and a cutting edge part 3 which is formed at one end of the main body and formed at a prescribed point angle (a). The point angle (a) is an angle at which a cutting depth (d) of the cutting edge part 3 with respect to the work-piece and a diameter D of the guide hole which is formed in the work-piece by the cutting edge part 3 that cuts by only the cutting depth (d) are substantially same.SELECTED DRAWING: Figure 2
Patent JP-2022006921-A (JP)
Title: Lead frame, manufacturing method thereof, and method of manufacturing lead frame package
Inventor: ISHIBASHI TAKAHIRO
IPC: H01L23/50
Filed: 2020-06-25
Abstract: To provide a lead frame capable of suppressing generation of fine metal pieces, and also to provide a method of manufacturing the same.SOLUTION: A lead frame 100 includes a penetrating part penetrating therethrough along a thickness direction formed by etching. A pair of longitudinally extending side surfaces 12 include shear surfaces and fracture surfaces adjacent along the thickness direction. A method of manufacturing the lead frame 100 includes a cutting step of cutting, with a mold, a side part of a belt-like lead frame base material in which the penetrating part penetrating therethrough along the thickness direction is formed by etching.SELECTED DRAWING: Figure 1
Patent JP-2022007092-A (JP)
Title: Common mode noise suppression member
Inventor: MUROGA SHO
IPC: H01F10/16
Filed: 2020-06-25
Abstract: To provide a common mode noise suppression member that can maintain good communication quality even in a frequency band of a GHz band or more while suppressing common mode noise transmitted through a differential line without hindering the mounting of a circuit board.SOLUTION: A common mode noise suppression member in which a planar magnetic material D is arranged close to differential lines A and B has a ferromagnetic resonance frequency, and the magnetic field energy generated by a common mode current is converted into heat by the ferromagnetic resonance loss of the planar magnetic material D.SELECTED DRAWING: Figure 1
Patent JP-2020165991-A (JP)
Title: Methods and compositions for modulating th-gm cell function
Inventor: FU XIN-YUAN
IPC: A61P19/02
Filed: 2020-06-26
Abstract: To provide methods and compositions for diagnosing TH-GM-mediated inflammatory disorders and modulating the TH-GM cell function for treatment of inflammatory disorders mediated by the TH-GM pathway.SOLUTION: Disclosed herein is a T-helper cell ("TH-GM" cell) which is regulated by IL-7/STAT5 and secretes GM-CSF/IL-3. Also disclosed are methods and compositions for modulating the TH-GM function for treatment of, for example, inflammatory disorders. Diagnostic and prognostic methods for specifically identifying TH-GM-mediated inflammatory disorders (e.g., rheumatoid arthritis), as distinct from and/or in addition to non-TH-GM-mediated (e.g., TNF-α-mediated) inflammatory disorders, are also provided.SELECTED DRAWING: Figure 1
Patent JP-2022007455-A (JP)
Title: Building relocation method
Inventor: MURAKAMI MASATAKE
IPC: E04G23/06
Filed: 2020-06-26
Abstract: To provide a building relocation method capable of efficiently relocating a building.SOLUTION: A method of relocating a structure, in which a structure 1 is cut along at least a horizontal cutting line L1 and divided into a plurality of structures 2, and the divided structures 2 are lifted and relocated by a crane, includes: a hole drilling step of drilling a through-hole 11 on the horizontal cutting line L1 of the structure 1 before cutting the structure 1; an insertion frame installing step of inserting and installing an insertion frame in the through-hole 11; a hanging frame connecting step of connecting a hanging frame to an insertion frame; a cutting step of cutting a building 1 along the horizontal cutting line L1 in a state in which an upper part of the hanging frame is hung and supported by the crane; and a lifting step of lifting the hanging frame by the crane in a state in which the structures 2 divided by the cutting are held by the hanging frame.SELECTED DRAWING: Figure 1
Patent JP-2022010768-A (JP)
Title: Lighting apparatus
Inventor: MAEZAWA YUYA
IPC: H05B45/52
Filed: 2020-06-29
Abstract: To prevent unintended light emission even when an abnormality occurs in a lighting apparatus equipped with a plurality of light sources having different emission colors.SOLUTION: A lighting apparatus includes a first light emitting unit having one or more light source units, a second light emitting unit having a plurality of light source units having different emission colors, an abnormality determination unit that individually determines an abnormality of the light source unit, and a lighting control unit that controls lighting of the light source unit individually, and when an abnormality occurs in at least one light source unit of the second light emitting unit, the lighting control unit turns off all the light source units of the second light emitting unit and continues lighting of the first light emitting unit.SELECTED DRAWING: Figure 9
Patent JP-2022011002-A (JP)
Title: Power regenerative snubber circuit and power supply
Inventor: SHIOMI TAKESHI
IPC: H02M3/28
Filed: 2020-06-29
Abstract: To provide a snubber circuit with a lower loss than before.SOLUTION: A snubber circuit includes a snubber capacitor, a first snubber diode, a snubber coil, and a snubber resistor. In the snubber capacitor, the negative electrode is connected to a reference potential node, and in the first snubber diode, an anode is connected to a first switch node, and the cathode is connected to the positive electrode of the snubber capacitor. One end of a series circuit composed of the snubber coil and the snubber resistor is connected to the positive electrode of the snubber capacitor, and the other end is connected to an output potential node.SELECTED DRAWING: Figure 1
Patent JP-2022013160-A (JP)
Title: Hard surface wipe-cleaning composition
Inventor: TSUCHIYA Kiyoto
IPC: C11D1/90
Filed: 2020-07-03
Abstract: To provide a hard surface wipe-cleaning composition that has an excellent detergency against oil stains and an excellent finish such as less wiping streaks and sliminess adherence after cleaning.SOLUTION: Provided is a hard surface wipe-cleaning composition, which is a hard surface wipe-cleaning composition containing (a) a surfactant [hereinafter referred to as (a) component] and water, and in which, as (a) component, (a1) a betaine-type surfactant [hereinafter referred to as (a1) component] and (a2) a sugar-based surfactant [hereinafter referred to as (a2) component] are contained, (a1)/(a2), which is the mass ratio of the contained amount of (a1) component and the contained amount of (a2) component, is 1 or more and 10 or less, and the pH at 25°C is 5 or more and 9 or less.SELECTED DRAWING: None
Patent JP-2021015975-A (JP)
Title: Sealing resin sheet and sealing multilayer resin sheet
Inventor: HABU TSUYOSHI
IPC: H01L23/31
Filed: 2020-07-07
Abstract: To provide a sealing resin sheet that can improve the sealing performance to a plurality of elements while being able to make the entry length of a cured product uniform in gaps between the plurality of elements separated by different intervals and accurately controlling the influence on the plurality of elements.SOLUTION: A sealing resin sheet 1 includes a thermosetting resin. The sealing resin sheet 1 seals an electronic element 21. The first entry length X1 obtained by <Test 1> and the second entry length X2 obtained by <Test 2> satisfy the following formula (1). 0.7≤|X2/X1|≤1 (1). In the Test 1, the distance L between a plurality of dummy elements 71 is 150 μm. The distance L between the plurality of dummy elements 71 is 1,500 μm.SELECTED DRAWING: Figure 3