baber/WOPTO huggingface dataset:
Patent JP-2022146190-A (JP)
Title: Liquid discharge head and liquid discharge device
Inventor: YAMAZAKI SOSUKE
IPC: B41J2/14
Filed: 2021-03-22
Abstract: To suppress a shape of a common channel from changing.SOLUTION: A liquid discharge head includes: a pressure chamber substrate where a pressure chamber in which pressure for discharging liquid is applied to the liquid is formed; a communication plate, which is a communication plate laminated on a surface in a first direction of the pressure chamber substrate, provided with a first communication passage communicating with one end of the pressure chamber and a second communication passage communicating with the other end of the pressure chamber; a nozzle substrate, which is a nozzle substrate laminated on the surface in the first direction of the communication plate, provided with one nozzle or a plurality of nozzles communicating with the first communication passage and discharging the liquid; and an encapsulation substrate, which is an encapsulation substrate laminated on the surface in the first direction of the communication plate, demarcating a channel communicating with the second communication passage. The communication plate includes a first recess in a portion coming into contact with the encapsulation substrate.SELECTED DRAWING: Figure 3
Patent JP-2022147053-A (JP)
Title: Disposable wearable article and manufacturing method thereof
Inventor: NAGANO AKIKO
IPC: A61F13/15
Filed: 2021-03-23
Abstract: To provide a disposable wearable article having excellent rash prevention effects.SOLUTION: A skin contact area 30E in a top sheet made of a nonwoven fabric with the basis weight of 5-40 g/m2 includes a glycerin-containing area 32 to which glycerin is applied, at an area to which a body fluid permeable treatment agent containing a non-ionic surfactant with amide and/or amino group has been applied.SELECTED DRAWING: Figure 10
Patent JP-2022147513-A (JP)
Title: Vinyl polymer and production method thereof
Inventor: CHATANI SHUNSUKE
IPC: C08F20/18
Filed: 2021-03-23
Abstract: To provide a vinyl polymer having a polymerizable terminal double bond, a high molecular weight, and a high degree of branching, and a production method thereof.SOLUTION: Provided is a vinyl polymer having structures represented by formulas (1) and (2). In the formulas (1) and (2), when, relative to a total number of moles of hydrogen atoms and methyl groups contained in X1 to Xn, a ratio of the number of moles of hydrogen atoms is denoted by x, x is 85 mol% or more. When an absolute weight average molecular weight of the vinyl polymer, when measured by a light scattering detector, is denoted by Mwabs and a relative weight average molecular weight based on linear standard polymethyl methacrylate polymer, when measured by a differential refractometer, is denoted by Mw, Mabs/Mw is 1.5 or more.SELECTED DRAWING: None
Patent JP-2022096576-A (JP)
Title: Holder of elongated member
Inventor: MATSUMOTO TOMOYUKI
IPC: F16B5/07
Filed: 2021-03-24
Abstract: To provide a holder of an elongated member which can prevent lifting of a flame-like part and an insertion part from a flame-like body part and secure sufficient vibration control performance.SOLUTION: A holder 10 includes: a holding member 20 having a frame-like body part 30; a vibration control member 50 having a frame-like part 51; and a fixing member 70 having an insertion part 71. A first engagement part 41 having a first engagement surface is provided at the inner side of the frame-like body part 30, and a second engagement part 85 having a second engagement surface is provided in a protruding manner on an outer surface of the insertion part 71. The frame-like part 51 is provided with an opening which exposes the second engagement part 85 to the outside. In a state that the vibration control member 50 and the fixing member 70 are assembled to the holding member 20, the first engagement surface and the second engagement surface are disposed facing each other through a clearance.SELECTED DRAWING: Figure 1
Patent JP-2022149298-A (JP)
Title: Medical appliance
Inventor: YONEDA YOSHIAKI
IPC: A61B8/00
Filed: 2021-03-25
Abstract: To arrange an ultrasonic probe appropriately relative to a surface of a living body in confirming a position relative to behaviors of an insertion needle inserted inside a living body and a diseased area by an ultrasonic image.SOLUTION: A medical appliance includes a delivery device 100 for delivering a delivery article to a diseased area inside a living body by puncturing from a surface S of a living body and a probe holding tool 200 for holding an ultrasonic probe 400 which transmits an ultrasonic wave from a wave transmitting surface 410 while the delivery device 100 is attached. A center of an insertion hole 221 is positioned on an extended line of a long axis of the wave transmitting surface 410 in a plane view of the wave transmitting surface 410 of the ultrasonic probe 400. The probe holding tool 200 holds the ultrasonic probe 400 to be movable in a manner that the long axis of the wave transmitting surface 410 passes through a central axis B of an insertion needle 140 and that the probe holding tool is overlapped with a plane including a bending direction of the insertion needle 140.SELECTED DRAWING: Figure 1
Patent JP-2022149863-A (JP)
Title: Travel control apparatus, travel control method, and computer program
Inventor: OKADA YU
IPC: G01C21/34
Filed: 2021-03-25
Abstract: To provide a travel control apparatus capable of controlling a vehicular travel so as to change lanes appropriately even at a point where a lane section line is absent.SOLUTION: A travel control apparatus includes: a route generation part for generating a plurality of routes from a present lane, where a vehicle presently travels, to individual lanes other than the present lane, of a plurality of lanes sectioned by lane section lines ahead of a traveling direction via a non-lane section where no lane section line exists; a route specification part for specifying, as an in-travel route, a route corresponding to a path that is calculated by using output data of an incorporated sensor of the vehicle and where the vehicle is traveling in the non-lane section, from among the plurality of routes; and a lane-keep control part for controlling the vehicular travel so as to keep a lane where the in-trave route is headed, among the plurality of lanes.SELECTED DRAWING: Figure 4
Patent JP-2021095915-A (JP)
Title: Turbo molecular pump
Inventor: KUNO SATOSHI
IPC: F04D19/04
Filed: 2021-03-26
Abstract: To provide a turbo molecular pump that smoothly discharges gas molecules.SOLUTION: A turbo molecular pump comprises a plurality of fixed blades supported by a plurality of annular spacers, and a plurality of rotor blades to be rotationally driven by a rotor motor, sucks gas from a suction port, and exhausts the gas from an exhaust port. An inside diameter of a first annular spacer facing a gas passage adjacent to the suction port is larger than an inside diameter of a second annular spacer facing the gas passage adjacent to the exhaust port. An inclined surface having a down grade toward a downstream side of the gas passage is provided on an upstream side of an inner peripheral surface of the second annular spacer.SELECTED DRAWING: Figure 3
Patent JP-2022152850-A (JP)
Title: Panel-like module
Inventor: SAITO YUSUKE
IPC: H02S30/10
Filed: 2021-03-29
Abstract: To provide a panel-like module which can alleviate stress to be applied to a panel.SOLUTION: A panel-like module 10 comprises: a panel 100; a first frame 220 extending in a first direction along an end of the panel 100; and a second frame 230 extending in a second direction crossing the first direction along the end of the panel 100. A second cross-section secondary moment regarding the first direction of the second frame 230 on a cross-section orthogonal to the second direction is smaller than a first cross-section secondary moment regarding the second direction of the first frame 220 on a cross-section orthogonal to the first direction.SELECTED DRAWING: Figure 1
Patent JP-2022055294-A (JP)
Title: Pre-lithiation solution for graphite or graphite composite negative electrode and pre-lithiation method using the same
Inventor: LEE MINAH
IPC: H01M4/133
Filed: 2021-03-30
Abstract: To provide a pre-lithiation solution for graphite or graphite/silicon composite negative electrode containing (a) a cyclic or linear ether solvent and (b) an aromatic hydrocarbon-lithium complex with a reduction potential of 0.25 V (vs Li/Li+) or less.SOLUTION: Lithium ions can be chemically inserted uniformly throughout the graphite or graphite/silicon composite negative electrode in solution, and a high level of pre-lithiation can be achieved. In addition, by pre-lithiation of the graphite or graphite/silicon composite negative electrode with a pre-lithiation solution, it is possible to provide a negative electrode with an initial coulomb efficiency close to 100% and on this basis a lithium secondary battery that is commercially viable and exhibits high energy density.SELECTED DRAWING: Figure 1
Patent JP-2021106031-A (JP)
Title: Test system for tunnel disaster prevention facility
Inventor: SUGIYAMA YASUNORI
IPC: G08B17/06
Filed: 2021-03-31
Abstract: To provide a test system which enables an improvement of work efficiency and a reduction of work cost of a fire alarm test using a tester of a fire detector installed in a tunnel.SOLUTION: In the case where an alarm test of a fire detector 12 is performed in a tunnel disaster prevention system, if an examiner 34 operates a tester 36 to irradiate a translucent window of the fire detector 12 with flame test light, a fire signal is transmitted to a disaster prevention receiving board and a fire alarm sound is output. After the fire alarm operation of the disaster prevention receiving board 10 can be confirmed, if test recovery light is irradiated from the tester 36, a recovery of the disaster prevention receiving board 10 can be confirmed by that a remote recovery signal is transmitted from the fire detector 12, the disaster prevention receiving board 10 is recovered, and the fire alarm sound from a calling output device 40 is stopped. Since the alarm sound of the disaster prevention receiving board 10 is sent by an emergency telephone line 15 and output from a speaker, the examiner 34 can confirm the alarm operation and its recovery.SELECTED DRAWING: Figure 2
Patent JP-2022156124-A (JP)
Title: shift lever device
Inventor: YOKOYAMA TAKAHISA
IPC: B60K20/02
Filed: 2021-03-31
Abstract: To provide a shift lever device capable of fixing a parking switch flexibly.SOLUTION: A shift lever device includes a lever, a body for supporting the lever rotatably, a silencing member and a parking switch. The lever includes a position pin projecting from a long groove, and on a side wall surface of the body, a window having a P range recess corresponding to the long groove is provided. The silencing member is locked and fixed to a peripheral edge part of the window, and the parking switch is held and fixed by the silencing member and the side wall surface of the body.SELECTED DRAWING: Figure 2
Patent JP-2022157991-A (JP)
Title: Multi-functional printer
Inventor: SHINOYA SHOTA
IPC: G03G21/16
Filed: 2021-04-01
Abstract: To provide a multi-functional printer that can improve the operability of a rotating operation of a document cover.SOLUTION: A multi-functional printer 1 comprises: an image reading unit 2; an image forming unit 5; an upper housing 20; a lower housing 50; and a document cover 30 that is connected with a rear end 20B of the upper housing 20 and can rotate between a closing position and an opening position. The upper housing 20 has a front wall part 20F and an operation panel 10 that projects frontward beyond the front wall part 20F. The document cover 30 has a handgrip part 40 that is located above the front wall part 20F of the upper housing 20 and in an area including the center in the transverse direction of the document cover 30. The operation panel 10 is located in one part in the transverse direction with respect to the handgrip part 40. A panel side end 10S located in the other part in the transverse direction of the operation panel 10 is located at a position matching a handgrip side end 40S located in one part in the transverse direction of the handgrip part 40 in the transverse direction or a position separated toward one part in the transverse direction from the handgrip side end 40S.SELECTED DRAWING: Figure 2
Patent JP-2022158289-A (JP)
Title: Laminated battery
Inventor: FUKUHARA YOSHIKI
IPC: H01M50/533
Filed: 2021-04-01
Abstract: To make it possible to increase a planar size of an electrode plate of a cell while suppressing increase in current deviation.SOLUTION: A laminated battery includes a cell laminate, a positive collector plate, a negative collector plate, a positive collector terminal, and a negative collector terminal. The cell laminate is formed by laminating a plurality of cells each having a positive electrode layer and a negative electrode layer of adjacent electrode plates which are configured to face each other through an electrolyte layer interposed therebetween. The positive electrode current collector plate includes a pair of positive electrode side protruding end portions which is formed so as to protrude to both end sides in a terminal arrangement direction with respect to a joint surface with the cell laminate. The negative electrode current collector plate includes a pair of negative electrode side protruding end portions which is formed so as to protrude to both end sides in the terminal arrangement direction with respect to the joint surface with the cell laminate. A cross-sectional area of the pair of positive electrode side protruding end portions in the terminal arrangement direction is larger than a cross-sectional area of the other portions of the positive electrode current collector plate in a same direction. A cross-sectional area of the pair of negative electrode side protruding end portions in the terminal arrangement direction is larger than a cross-sectional area of other portions of the negative electrode current collector plate in the same direction.SELECTED DRAWING: Figure 5
Patent JP-2022160301-A (JP)
Title: Motor control device and steering system including the same
Inventor: MAEKAWA TAKUYA
IPC: H02P21/22
Filed: 2021-04-06
Abstract: To provide a motor control device that avoids and limits motor output function failure due to stoppage of a backup power supply when a motor is driven using the backup power supply.SOLUTION: In a system configured to be switchable by a power switch determination unit 25 between a main power supply 10 which is a power supply with a relatively large capacity, and a backup power supply 20 which is a power supply with a relatively small capacity, a motor control device 300 drives a motor 80 using power from the main power supply 10 or the backup power supply 20. A drive control unit 40 outputs, to an inverter circuit 70, a drive signal calculated by feedback control of a detected current value with respect to a current command value. When a power switch determination unit 25 switches from the main power supply 10 to the backup power supply 20, the drive control unit 40 limits the power consumption from the "normal control" that is executed when the main power supply 10 is used, and proceeds to "backup control" to prevent stoppage of the backup power supply 20.SELECTED DRAWING: Figure 3
Patent JP-2022160786-A (JP)
Title: jig
Inventor: TSUKASHIMA KOJI
IPC: H01Q23/00
Filed: 2021-04-07
Abstract: To provide a jig that can improve the accuracy of measuring the electrical characteristics of a package.SOLUTION: A jig includes a base, and a conductive sheet connected to the base, a package to be measured includes a first metal member connected to a semiconductor chip in the package, the base includes a dielectric member including a first main surface and a second main surface opposite to the first main surface, a ground wiring provided on the first main surface, a second metal member provided on the second main surface, a ground via provided in the dielectric member and electrically connecting the ground wiring and the second metal member, and a waveguide that passes through the second metal member and transmits an RF signal communicated by the semiconductor chip, and the conductive sheet includes a substrate and conductive particles provided in the substrate and connecting the ground wiring and the first metal member, and the conductive sheet has a thickness of more than 0 mm, and is nλ[mm] or more and (n+1/4)λ[mm] or less when the wavelength of the RF signal transmitted through the conductive sheet is λ[mm].SELECTED DRAWING: Figure 5
Patent JP-2022161471-A (JP)
Title: microphone module
Inventor: NEMOTO RYUHEI
IPC: H03F3/181
Filed: 2021-04-09
Abstract: To provide a microphone module that can reduce power consumption.SOLUTION: A microphone module 100 includes a capacitive microphone 10 and a preamplifier 20 connected to the microphone. The preamplifier includes a power supply terminal 20a that receives a first voltage, a booster circuit 30 that generates a second voltage higher than the first voltage, and a first switch 8 that switches between a first connection state in which the booster circuit and one end of the microphone are connected and a second connection state in which the power supply terminal and one end of the microphone are connected.SELECTED DRAWING: Figure 1
Patent JP-2022163298-A (JP)
Title: Dead angle elimination structure of vehicle provided in front
Inventor: ISHIGURO YASUO
IPC: B60R1/08
Filed: 2021-04-14
Abstract: To install a mirror and a prism for viewing a dead angle area which cannot directly be viewed by a driver at a front position at which a mirror image reflected on the mirror and the prism can be easily viewed from a driver seat without the mirror and the prism being in a conventional shape of largely protruding to a vehicle body outer side, and improve the vehicle width sense in driving.SOLUTION: A mirror and a prism are provided not on a body front but on the inner side of a peripheral surface of the front. A mirror image on the periphery of a road surface and the like on the outer side reflected on the mirror and the prism are provided in an optical path space without an obstacle shielding light in the front, and a peephole for viewing the mirror image is provided on a dashboard of a cabin or a front upper surface. A driver can visually recognize a portion on the vehicle width end side of the front together with the dead angle area and the scenery of the periphery from the peephole, and thereby grasping the peripheral situation and the vehicle width sense can be improved.SELECTED DRAWING: Figure 10
Patent JP-2022165227-A (JP)
Title: Cover for millimeter wave antenna
Inventor: YAMADA TAKESHI
IPC: H01Q1/42
Filed: 2021-04-19
Abstract: To reduce the transmittance of an electromagnetic wave arriving from an unwanted direction outside.SOLUTION: A cover for a millimeter wave antenna, curved in the shape of an arc, has a metallic lattice having a number of square lattices in a matrix when extended on a plane, a first resin film bonded on one surface of the metallic lattice, and a second resin film bonded on the other surface of the metallic lattice. The cover for a millimeter wave antenna is curved into an arcuate plate shape so that the first film is the outermost in a radial direction. At least one of the first film and the second film gradually changes in thickness so that the thickness of a central part in a direction along the arc and the thickness of both ends in a direction along the arc differ.SELECTED DRAWING: Figure 6
Patent JP-2022165448-A (JP)
Inventor: SHINTAKU MITSUO
IPC: D04B1/00
Filed: 2021-04-20
Abstract: 【課題】市販のマスクに貼着して使用することができ、マスク内を所定の湿度雰囲気にするとともに脱着可能で再使用可能な保湿フィルタ及びこれを用いた保湿マスクを提供することを目的とする。【解決手段】本発明に係る保湿マスクは、耳かけを有するマスク本体と、そのマスク本体の顔面側に貼着される止めバンドと、その止めバンドに貼着されて前記マスク本体の顔面側を覆う保湿フィルタとを有する保湿マスクであって、前記保湿フィルタは、両端部にまくれを有する筒状の編地からなる。【選択図】図１
Patent JP-2021172662-A (JP)
Title: Method for producing α-fluoroacrylic acid ester
Inventor: MATSUURA MAKOTO
IPC: C07C67/317
Filed: 2021-04-20
Abstract: To provide a method for producing an α-fluoroacrylic acid ester in high yield using a small amount of potassium fluoride and the like.SOLUTION: The problem can be solved by a method which involves a compound represented by formula (2) in the figure (where R1 and R2 are the same or different alkyl groups), where the amount of fluorine ions and the like used is less than 0.2 mol per mol of the compound represented by formula (2).SELECTED DRAWING: None
Patent JP-2022166467-A (JP)
Title: Anti-viral anti-fingerprint hard coat resin composition and laminate including the same
Inventor: HATA KAZUYUKI
IPC: C09D5/16
Filed: 2021-04-21
Abstract: To provide a photocurable hard coat resin composition that has high transparency and steel wool resistance and also has excellent anti-fingerprint and anti-viral properties, and a laminate having a cured layer thereof.SOLUTION: A hard coat resin composition contains an acrylic binder, a monovalent copper compound, a surface-conditioning agent, and a photopolymerization initiator. The acrylic binder contains a methacrylate having three or more functional groups, including a hydroxy group. The content of the monovalent copper compound is 2-23 pts.wt. relative to 100 pts.wt. of the acrylic binder.SELECTED DRAWING: None
Patent JP-2022008065-A (JP)
Title: Polyimide resin-etching method
Inventor: GOKAN HIROHIKO
IPC: H05K3/00
Filed: 2021-04-28
Abstract: To provide a polyimide resin-etching method by which the creation of an unetched area can be suppressed even in such a small-hole-opening process that an opening diameter in a polyimide resin is Φ100 μm or less.SOLUTION: A polyimide resin-etching method comprises an etching step of performing an etching process on a polyimide resin by using an etchant, and a water-rinse step by water washing liquid in this order. The etchant contains 25-45 mass% of alkali metal hydroxide as a first component, and 10-40 mass% of ethanolamine compound as a second component. The water-washing liquid contains one or more compounds selected from a group consisting of an aromatic alcohol compound, an aromatic ether compound and an amphoteric surface-active agent. The content of one of the one or more compounds to the water-washing liquid is 0.1-3 mass%.SELECTED DRAWING: None
Patent JP-2022174550-A (JP)
Title: Polyrotaxane-coated carbon fiber, carbon fiber composite, and prepreg
Inventor: KATO TAKAYUKI
IPC: C08K9/04
Filed: 2021-05-11
Abstract: To provide a polyrotaxane-coated carbon fiber that can produce a carbon fiber composite having high breaking strength and spreadability, and a carbon fiber composite and a prepreg comprising the polyrotaxane-coated carbon fiber and having high breaking strength and spreadability.SOLUTION: A polyrotaxane-coated carbon fiber comprises a carbon fiber (A), a compound having two or more oxazolyl groups in one molecule (B), and a polyrotaxane having ring-shaped molecules (C). Chemical bond is formed between the carbon fiber (A) and some oxazolyl groups of the compound (B). Chemical bond is formed between the ring-shaped molecules of the polyrotaxane (C) and some oxazolyl groups of the compound (B).SELECTED DRAWING: None
Patent JP-2021140175-A (JP)
Title: Image forming apparatus
Inventor: KAMIKURA TAKAHIRO
IPC: B41J2/47
Filed: 2021-05-13
Abstract: To solve the problem in which: when an image forming apparatus is powered off or a power outage occurs during a cleaning operation performed by a cleaning member, the cleaning member may be stopped on a transmission member; in this case, the cleaning member may block a laser beam passing through the transmission member in the next image forming operation, and thereby reducing image quality.SOLUTION: When a movement of a cleaning member is suspended, the image forming apparatus controls moving means to move the cleaning member toward a first position that is a cleaning start position.SELECTED DRAWING: Figure 6