baber/WOPTO huggingface dataset:
Patent JP-2020144197-A (JP)
Title: Image forming apparatus
Inventor: ASANO YOSHIHIRO
IPC: B41J25/20
Filed: 2019-03-05
Abstract: To make it possible, in performing correction for image formation, to accurately perform the correction even when a reference color in the correction is replaced with another color.SOLUTION: An image forming apparatus according to the present invention performs image formation on a recording medium by using multiple colors including a reference color, and comprises: a determination unit that determines a portion where image formation is performed with the reference color; a correction unit that performs correction with a pattern in the reference color formed in the portion determined by the determination unit as a reference; and an image forming unit that performs image formation based on a result of the correction performed by the correction unit.SELECTED DRAWING: Figure 1
Patent JP-2020143855-A (JP)
Title: Expansion valve
Inventor: OKUTSU KINYA
IPC: F16K1/32
Filed: 2019-03-07
Abstract: To provide an expansion valve which is low cost and which can manage the amount of a valve opening stroke with good accuracy.SOLUTION: An expansion valve includes: a valve body 2 arranged in a flow passage in which a fluid passes and including an annular valve seat 20 and an orifice part 27; a valve element 3 for limiting the passing of the fluid by being seated in the valve seat 20, and for allowing the fluid to pass by being separated from the valve seat 20; a coil spring 41 for energizing the valve element 3 toward the valve seat 20; and an operation rod 5 which is inserted in the orifice part 27, and whose one end comes into contact with the valve element 3. The operation rod 5 includes a first step surface 5d extending in the direction crossing an axis line. The valve body 2 includes a second step surface 29 opposing to the first step surface 5d. When the operation rod 5 displaces in the direction for separating the valve element 3 from the valve seat 20 against the energization force of the coil spring 41, the first step surface 5d comes into contact with the second step surface 29; thereby, the displacement of the operation rod 5 is restricted.SELECTED DRAWING: Figure 2
Patent JP-2020142759-A (JP)
Title: Vehicular calculation system
Inventor: HORIGOME DAISUKE
IPC: B60W50/00
Filed: 2019-03-08
Abstract: To provide a vehicular calculation system for achieving automatic operation with high accuracy.SOLUTION: A vehicular calculation system comprises: an outside-vehicle environment estimation section 10 which receives an output of means for acquiring information of an outside-vehicle environment, and estimates the outside-vehicle environment containing roads and obstacles; a route generation section 30 which generates a travel route of a vehicle on the basis of the output of the outside-vehicle environment estimation section 10; a target motion determination section 40 which determines target motion containing planar motion and postural changes in a vertical direction of a vehicle body, for the vehicle in traveling along the travel route generated by the route generation section 30; and an energy management section 50 which calculates driving force, braking force, and a steering angle in order to achieve the target motion determined by the target motion determination section 40.SELECTED DRAWING: Figure 1
Patent JP-2020149736-A (JP)
Title: Semiconductor storage device
Inventor: NAKAZAWA SHINGO
IPC: H01L27/105
Filed: 2019-03-11
Abstract: To provide a semiconductor storage device capable of performing appropriate control.SOLUTION: A semiconductor storage device comprises: a first wiring; a first variable resistive element connected to the first wiring; a first nonlinear element connected to the first variable resistive element; a second wiring connected to the first nonlinear element; a second variable resistive element connected to the first wiring; a second nonlinear element connected to the second variable resistive element; and a third wiring connected to the second nonlinear element. At a first timing of a read or write operation, voltage of the first wiring becomes first voltage of a first polarity, and voltage of the second wiring becomes second voltage of a second polarity different from the first polarity. At a second timing after the first timing, the voltage of the first wiring becomes third voltage less than the first voltage of the first polarity, and voltage of the third wiring becomes fourth voltage greater than the third voltage of the first polarity.SELECTED DRAWING: Figure 9
Patent JP-2020150620-A (JP)
Title: Rotary drive device, and rotary operation rod provided with the same
Inventor: RYU KUNIHIKO
IPC: H02G1/02
Filed: 2019-03-12
Abstract: To provide a rotary drive device that can be retrofitted to a manual rotary operation rod that has been previously owned, and used as an electrical or manual rotary operation rod.SOLUTION: A rotary drive device 10 fitted to a rotary operation rod 100 and used, is configured by: a rotary shaft 12 with a tip portion fitted into a fitting hole 102 of a rotary handle of the rotary operation rod 100; an electric drive portion 14 for electrically rotary driving the rotary shaft 12; and a manual handle 16 offset with respect to the rotary shaft 12.SELECTED DRAWING: Figure 1
Patent JP-2020146801-A (JP)
Title: Fastening system and fastening method
Inventor: HIRATA YOSHIHIDE
IPC: B23P19/06
Filed: 2019-03-13
Abstract: To provide a fastening system and a fastening method capable of restraining reduction in reliability of fastening of a fastening member even in supply with a rotation axis direction of the fastening member being slant relative to a rotation axis direction of a fastening target member.SOLUTION: A fastening system 100 makes a fastening member runner 10 perform an inverse rotary operation which rotates a fastening member 1 in a loosening direction while pressing it against a fastening target member 3 via a control device 60. The fastening system 100 makes a physical quantity detection device 20 detect push-up information for a push-up phenomenon of the fastening member 1 to the fastening target member 3 which occurs in the inverse rotation operation, and calculates an inclination state of the rotation axis direction of the fastening member runner 10 to the rotary axis direction of the fastening target member 3 based on the push-up information. The fastening system 100 makes a fastening member runner inclination device 30 resolve the inclination state based on the calculated inclination state, and fastens the fastening member 1 to the fastening target member 3 via the fastening member runner 10 with the inclination state resolved.SELECTED DRAWING: Figure 1
Patent JP-2020147211-A (JP)
Title: Track circuit device
Inventor: KAGAWA TAKUYA
IPC: H04L27/20
Filed: 2019-03-14
Abstract: To provide a track circuit device which makes train detection signals have multifarious information, using relatively simple constitutions.SOLUTION: A track circuit device 1 comprises a transmitter 2 and a receiver 3. The transmitter generates a train detection signal from a commercial AC 4 and can transmit, to a track circuit TC, the train detection signal whose phase deviates from the commercial AC by an amount corresponding to prescribed information. The receiver receives the train detection signal from the track circuit TC, detects if a train T is on the track circuit TC based on the received signal, extracts the prescribed information corresponding to the phase deviation between the received signal and the commercial AC and carries out processing which is based on the detected result about an existence of a train on the track circuit TC and the extracted prescribed information.SELECTED DRAWING: Figure 1
Patent JP-2020146662-A (JP)
Title: Dehumidifier
Inventor: HORI TATSUYA
IPC: F24F11/74
Filed: 2019-03-15
Abstract: To obtain stable dehumidification capacity of a dehumidifier used in a living space or the like even when an indoor temperature is low.SOLUTION: A refrigeration cycle, a blower 5, and a heat exchanger 4 which exchanges heat between air flowing in a first heat exchange air passage 14 and air flowing in a second heat exchange air passage 15 are arranged in a main body case 1 having an air suction port 2 and an air blowout port 3. A dehumidification passage 21 blows out air, which is sucked from the air suction port 2 to an inside of the main body case 1 by the blower 5, from the air blowout port 3 to an outside of the main body case 1 through the first heat exchange air passage 14 of the heat exchanger 4, a heat sink 9, a second heat exchange air passage 15 of the heat exchanger 4, a heat radiator 7, and the blower 5. An indoor temperature measurement device for measuring a temperature of the outside of the main body case 1, and a control unit 33 which controls an air volume of the blower 5 according to a measurement value of the indoor temperature measurement device are arranged to obtain stable dehumidification capacity.SELECTED DRAWING: Figure 1
Patent JP-2020152743-A (JP)
Title: Ink, ink storage container, recording device, and recording method
Inventor: NAKAMURA YUTA
IPC: C09D11/36
Filed: 2019-03-18
Abstract: To provide an ink that makes it possible to obtain an image having excellent beading properties and excellent adhesion.SOLUTION: An ink contains a colorant, urethane resin, diethylene glycol diethyl ether, and a siloxane compound. The content of the diethylene glycol diethyl ether is 6.0 mass% or more of the total amount of the ink.SELECTED DRAWING: None
Patent JP-2020151032-A (JP)
Title: Game device
Inventor: TAKAYOSHI MASAYA
IPC: A63F13/792
Filed: 2019-03-18
Abstract: To restore the remaining number of credits appropriately.SOLUTION: In a game device 20, information including the remaining number of credits and the remaining number of game points is stored in a storage region where memory can be retained even after power shutdown, and at the time of restoration from the power shutdown (or a test mode), the remaining number of credits and the remaining number of game points are restored based on the information stored in the storage region. Thereby, at the time of restoration from the power shutdown, the remaining number of credits and the remaining number of game points can be restored without the intervention of an operation of a service switch by an operator. This enables the remaining number of credits to be restored appropriately.SELECTED DRAWING: Figure 5
Patent JP-2019173166-A (JP)
Title: Method of producing hot dip galvanized steel sheet
Inventor: OHARA TAKAHIRO
IPC: C23C2/40
Filed: 2019-03-18
Abstract: To provide a method of producing a hot dip galvanized steel sheet allowing for production of the hot dip galvanized steel sheet having excellent surface properties while the occurrence of poor alloying is suppressed.SOLUTION: The method of producing a hot dip galvanized steel sheet according to the present invention comprises: a step of winding a strip-shaped hot rolled steel sheet into a coil; a step of cooling a steel sheet after a winding step; a step of cold rolling the steel sheet after the cooling step; a step of annealing the steel sheet after the cold rolling step; a step of hot dip galvanizing the surface of the steel sheet after the annealing step; and a step of heating the galvanized steel sheet in a heating furnace after the galvanizing step thereby performing an alloying treatment, the step of performing the alloying treatment comprising a step of determining an amount of heat input to the alloying furnace according to a thickness of a grain-boundary oxidized layer of the steel sheet before the annealing step.SELECTED DRAWING: Figure 6
Patent JP-2020154084-A (JP)
Title: Waste toner container and image forming apparatus
Inventor: KAINUMA TAKASHI
IPC: G03G21/12
Filed: 2019-03-19
Abstract: To prevent a waste toner floating inside a waste toner container from entering a detection space to accurately determine whether the waste toner container is filled inside with the waste toner.SOLUTION: A waste toner container 18 comprises: a container body 31 that has an introduction space 41 having an introduction port 44 of a waste toner, and a detection space 42 having a communication port 46 with the introduction space 41 and used for detection of a waste toner; a conveying member 32 that conveys a waste toner from the introduction space 41 toward the detection space 42; and a shutter 34 that is provided movably between a closing position to close the communication port 46 and an opening position to open the communication port 46.SELECTED DRAWING: Figure 2
Patent JP-2020156183-A (JP)
Title: Squirrel-cage rotor of induction motor and method for manufacturing the same
Inventor: FURUKAWA TAKAMITSU
IPC: H02K17/16
Filed: 2019-03-19
Abstract: To provide a squirrel-cage rotor of an induction motor capable of reducing the variance of clearance at the joint portion between a conductor bar and an end ring to restrain the connection defects, and a method for manufacturing the same.SOLUTION: A squirrel-cage rotor 10 of an induction motor is provided with: a rotor shaft 20; a plurality of rotor cores 30, a conductor bar 40; and a pair of end rings 50 and 50. Each of the end rings 50 is formed with recessed spherical receiving portions 53 each recedes so as to form a spherical shape. Each of both end portions of the conductor bar 40 is provided with one of protruded spherical end portions 41 and 41 formed into a spherical shape. The protruded spherical end portion 41 is inserted into the recessed spherical receiving portion 53, and, in a state in which these are facing each other, these are electrically connected via connection means.SELECTED DRAWING: Figure 2
Patent JP-2020153837-A (JP)
Title: Position detection system
Inventor: HIRANO HIROYUKI
IPC: G01D5/12
Filed: 2019-03-20
Abstract: To provide a position detection system that accurately detects the position of a moving object that linearly moves.SOLUTION: The position detection system comprises a first magnet, a first soft ferromagnetic material, and a magnetism detection unit. The first magnet has a magnetization magnetized in a first direction and forms a first magnetic field that includes a first magnetic flux. The first soft ferromagnetic material extends along a second direction orthogonal to the first direction and can move linearly to the first magnet along the second direction and has a first outer edge of uneven surface shape that includes a first outer edge portion at a first distance from the first magnet in a third direction orthogonal to both of the first and second directions and a second outer edge portion at a second distance from the first magnet in the third direction which is a position different from the first outer edge portion in the second direction. The magnetism detection unit has its relative position to the first magnet maintained constant, and is provided so that the first magnetic flux passes through itself in the first direction while the first soft ferromagnetic material remains still.SELECTED DRAWING: Figure 2
Patent JP-2020121089-A (JP)
Title: Water absorption resin particle
Inventor: ITO TAKASHI
IPC: A61F13/53
Filed: 2019-03-22
Abstract: To provide a water absorption resin particle which, when used in a sanitary article, quickly provides dry feeling after absorbing water.SOLUTION: A water absorption resin particle has an artificial urine liquid permeation rate of 1.0 g/min or more in 10 times swelling, and a contact angle measured in a test carried out in the followings i) and ii) in this order is 70 degrees or less: i) at 25°C, a spherical type droplet corresponding to a diameter 3.0±0.1 mm of 25 mass % saline solution is dropped onto a surface of a layer composed of water absorption resin particles, to bring the droplet into contact with the water absorption resin particle, and ii) a contact angle of the droplet is measured at the moment when 30 seconds have passed since the droplet came into contact with the surface.SELECTED DRAWING: None
Patent JP-2020158954-A (JP)
Title: Waterproof roof structure, repair method of waterproof roof structure and seal reinforcement member
Inventor: MORITA ISATO
IPC: E04D5/14
Filed: 2019-03-25
Abstract: To reduce cost and work load.SOLUTION: A waterproof roof structure comprises: a parapet 30 provided around a flat part A of a roof 10 of a unit building 1; an eaves gutter member 50 provided to an eaves top end part C of the parapet 30 or the flat part A; and a polyvinyl chloride sheet 18 as a waterproof sheet provided covering the flat part A. A second polyvinyl chloride sheet 200 is provided covering the eaves gutter member 50 and the polyvinyl chloride sheet 18. A seal reinforcement member 70 is provided for covering from a part positioned at the eaves top end part C of the eaves gutter member 50 to an outer peripheral side face adjacent to the eaves top end part C of the parapet 30, and a waterproof material 73 closing a gap between the seal reinforcement member 70 and a decorative board 25 is provided. An outdoor side end part of the second polyvinyl chloride sheet 200 covers an upper face of the seal reinforcement member 70.SELECTED DRAWING: Figure 2
Patent JP-2019176470-A (JP)
Title: Individual signature system
Inventor: SAKAMAKI KAZUNORI
IPC: G09C1/00
Filed: 2019-03-25
Abstract: To safely make a signature on an intended document with the configuration of making signature in two stages using a signature server 300 and a verification server 400 to confirm a signature object document between each signature.SOLUTION: An individual signature system 1 includes the signature server 300 connected through a network 500, the verification server 400 and a signature client terminal 100. The signature server 300 generates a hash value of a predetermined file. The signature client terminal 100 generates a first signature value from the hash value. The signature server 300 generates a temporary signature value from the first signature value to attach to the predetermined file. The verification server 400 replaces the temporary signature value attached to the predetermined file with a second signature value.SELECTED DRAWING: Figure 1
Patent JP-2020161241-A (JP)
Title: Ion source
Inventor: KAWAMURA MASAMITSU
IPC: H01J37/08
Filed: 2019-03-25
Abstract: To suppress an electron emission part of a hot cathode from being worn by positive ions.SOLUTION: An ion source 10 comprises: a plasma generation container 20; a hot cathode 30 which is disposed outside the plasma generation container 20 and emits electrons e into the plasma generation container 20; and an emitter power source Ee which applies a DC voltage positive to the plasma generation container 20 to the hot cathode 30. In a region R1, which is at least part of a region where the electrons e reach the inside of the plasma generation container 20 from an electron emission part 30a of the hot cathode 30, the ion source 10 is provided with an intersecting electric field formation element 40 which forms an intersecting electric field E1 intersecting in an intersecting direction D for intersecting a direction from the electron emission part 30a to the inside of the plasma generation container 20.SELECTED DRAWING: Figure 1
Patent JP-2020166014-A (JP)
Title: Reflection screen, projection system using the same, and reflection screen manufacturing method
Inventor: YAMAKATA TOMOKI
IPC: G02B5/30
Filed: 2019-03-28
Abstract: To provide a reflection screen that is excellent in transparency, and can suppress wobble of a projection image including a thin line.SOLUTION: A reflection screen has: a glass base material A; an intermediate film A; and an optical lamination body, in this order. The optical lamination body is composed that has an optical film A including: a hard coat layer A; a plastic film A; and a semi-transparent semi-reflection layer A. The hard coat layer A has a thickness equal to or more than 2.0 μm. In the optical film A, an optical function layer A is located on a side opposite the hard coat layer A of the plastic film A, or between the plastic film A and the hard coat layer A, and the optical lamination body is arranged so that a surface on a hard coat layer A side with the plastic film A as a reference is directed at an intermediate film A side.SELECTED DRAWING: Figure 1
Patent JP-2020132841-A (JP)
Title: Polycarbonate resin composition and molded article
Inventor: MOCHIDA SATOSHI
IPC: C08L51/00
Filed: 2019-03-28
Abstract: To provide a polycarbonate resin composition excellent in mechanical strength and flame retardancy and excellent in heat resistance and moist heat resistance.SOLUTION: The polycarbonate resin composition contains 3-20 pts.mass of a condensed phosphate ester compound (C), 0.05 pt.mass or more and less than 3 pts.mass of an organopolysiloxane (D), 0.005-1 pt.mass of a fluorine-containing resin (E), and 0 pt.mass or more and less than 10 pts.mass of a core-shell type elastomer (F) based on 100 pts.mass of the total of (A) and (B) consisting of more than 50 pts.mass and 97 pts.mass or less of a polycarbonate resin (A) and 3 pts.mass or more and less than 50 pts.mass of a graft copolymer (B) containing an aromatic vinyl monomer component (b1), a vinyl cyanide monomer component (b2) and a diene-based rubbery polymer component (b3). The organopolysiloxane (D) has a molecular weight distribution (Mw/Mn) of 1.01-1.4.SELECTED DRAWING: None
Patent JP-2020164003-A (JP)
Title: Monitoring device, monitoring system, vehicle and monitoring method
Inventor: SAKAMOTO TERUO
IPC: H04N7/18
Filed: 2019-03-29
Abstract: To facilitate setting of a monitoring range of a camera monitoring system.SOLUTION: A monitoring device 20 receives an imaged image by an imaging device loaded on a vehicle 1. The monitoring device 20 executes a monitoring processing to the monitoring range preliminarily set on the basis of the imaged image received from the imaging device. The monitoring device 20 displays a plurality of menus showing the monitoring ranges different from one another, and sets the monitoring range corresponding to a menu selected from the plurality of menus by the user, as a monitoring range.SELECTED DRAWING: Figure 1
Patent JP-2020166527-A (JP)
Title: Print server program
Inventor: YAMADA JUN
IPC: G06F3/12
Filed: 2019-03-29
Abstract: To provide a technique for improving the usability of a printer in a print server program that allows an information processing device to be used as a print server.SOLUTION: A print server program determines whether or not conditions for moving a print server function to another information processing device are satisfied based on operation information of the information processing device such as the remaining of a battery 18 and the usage rate of a CPU 11, and if it is determined that the conditions are satisfied, moves the print server function to the other information processing device; and operates the print server function in the other information processing device, that is, switches the role as a print server to the other information processing device so that it is possible to reduce the situation where the print server function does not operate and the usability of a printer is increased as a whole system that uses the printer from a plurality of information processing devices via the print server function.SELECTED DRAWING: Figure 8
Patent JP-2020164938-A (JP)
Title: Medium carbon steel sheet and method for producing the same
Inventor: SUZUKI MASATO
IPC: C22C38/38
Filed: 2019-03-29
Abstract: To provide a medium carbon steel sheet that is soft and has low r-value in-plane anisotropy, and to provide a method for producing the same.SOLUTION: The medium carbon steel sheet contains C: 0.10 mass% or more and 0.70 mass% or less, has a yield stress of 400 MPa or less, an in-plane anisotropy index Δr of an r value of -0.2 or more and 0.2 or less, and a difference between rmax and rmin of 0.3 or less. Here, Δr=(r0-2r45+r90)/2, and rmax and rmin are the maximum value and the minimum value of r0, r45, and r90, respectively.SELECTED DRAWING: Figure 1