baber/WOPTO huggingface dataset:
Patent JP-2011193583-A (JP)
Title: Three-level power converter
Inventor: TSUKAGOSHI MASAHIKO
IPC: H02M7/12
Filed: 2010-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide a three-level power converter including a concrete fixed pulse pattern, namely a solution for practical application.  <P>SOLUTION: The three-level power converter includes a three-level converter 3 for converting an AC voltage of an AC power supply 1 to a DC voltage having potential of three levels, namely positive, negative, and zero levels, two smoothing capacitors 4A, 4B for smoothing the DC voltage, a current control means 11 of outputting a phase angle reference value so that a deviation between an input current of the three-level converter 3 and a current reference value is minimized, and a fixed pulse pattern generation means 12 of generating a fixed pulse pattern where a fundamental frequency synchronizes with an AC power supply frequency based on the phase angle reference value to control the three-level converter 3. The fixed pulse pattern generation means 12 sets a modulation factor to not less than 1.2 when on/off phase angles of a quarter cycle are nearly 11.2°(on), 13.8°(off), 16.5°(on), 20.0°(off), and 21.7°(on), and a system impedance at a side of the AC power supply 1 is 15%.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011189799-A (JP)
Title: Hybrid drive device
Inventor: SUZUKI HIROYUKI
IPC: B60L50/16
Filed: 2010-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To lower fuel cost by further improving energy efficiency, in a hybrid drive device having an internal combustion engine and a motor generator.  <P>SOLUTION: A continuously variable transmission 35 for changing a rotational frequency of an engine 20 is provided between the engine 20 and the motor generator 36, and a first clutch 34 for blocking or releasing a power transmission route between the engine 20 and the continuously variable transmission 35 is provided between the engine 20 and the continuously variable transmission 35, and a second clutch 37 for blocking or releasing the power transmission route between the motor generator 36 and a drive wheel is provided between the motor generator 36 and the drive wheel, and each control unit 51-55 cooperatively executes a first inertia traveling mode at which a hybrid vehicle travels by an inertial force by releasing the second clutch 37 on condition that vehicle speed is not lower than a first vehicle speed threshold, and that the vehicle is in cruise control.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011192766-A (JP)
Title: Visual inspection method of semiconductor wafer and device therefor
Inventor: TAKAGI YUJI
IPC: H01L21/027
Filed: 2010-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a technology of solving such a problem that there is the case that no acceptable product chips are present on an entire wafer at an early stage of developing a semiconductor since a margin of a process decreases accompanied by the micro-fabrication of the semiconductor and the complexity of the process, it becomes difficult to satisfy conditions in the process, and when fixed point inspection is executed, a suitable reference image for relative inspection cannot be imaged.  <P>SOLUTION: An averaging image is generated by the use of fixed point inspection images of a plurality of chips, the averaging image is evaluated by the use of information on a circuit design corresponding to a fixed point position, and it is decided whether or not the averaging image is a reference image.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011190753-A (JP)
Title: Method for manufacturing fuel injection valve for engine
Inventor: OZAWA KENJI
IPC: F02M51/06
Filed: 2010-03-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for manufacturing an injector in which a step of measuring the flow rate of a fuel injection valve (injector) is separated from an assembling step.  <P>SOLUTION: The flow rate characteristic (fuel flow rate) of the injector at the reference needle lift position of the valve body of a product is measured. A characteristic value of the flow rate and diagrammatic drawing of a reference flow rate characteristic are checked, and a target needle lift achieving the reference flow rate characteristic is determined. After that, when the injector is assembled using a valve body and a needle, the injector is assembled while adjusting the needle lift to a target value. The injector thus assembled attains the reference flow rate characteristic (the reference amount of fuel injected). Namely, in the whole products of the injector, the reference amount of fuel injected can be attained. Therefore, it is possible to eliminate a variation in injection quantity between injectors.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010241804-A (JP)
Title: New clathrate complex, epoxy resin composition and epoxy resin composition for sealing semiconductor
Inventor: AMANOKURA NATSUKI
IPC: C07D213/80
Filed: 2010-03-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a clathrate complex suppressing curing reaction at low temperatures to improve storage stability (one-component stability) and effectively curing resins by heating, and to provide an epoxy resin composition improving storage stability of a sealing material, keeping fluidity of the sealing material in sealing and achieving an efficient curing rate of the sealing material by heating.  <P>SOLUTION: There is provided a clathrate complex comprising at least one of pyridine derivatives represented by general formula (I) as a constituent. (Wherein R represents a hydroxy, nitro, alkyl, alkoxy, amino, sulfo, acetamide, hydrazine or carboxy group; n is an integer of 1-5; and when there are a plurality of R's, they may be the same or different).  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011195899-A (JP)
Title: Film-deposition device
Inventor: FUJINAWA ATSUSHI
IPC: C23C16/44
Filed: 2010-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a film-deposition device capable of stably producing a functional film preventing floating of a substrate from a drum caused by heating of the substrate and suppressing heat damage of the substrate caused by the floating from the drum in the film-deposition device performing film-deposition while a long substrate is wound around the drum and conveyed in a longitudinal direction.SOLUTION: The film-deposition device has a biasing unit abutting on a non-product region of the substrate wound around the drum and biasing the substrate to an outer side in the with direction of the substrate while conveyed together with the substrate.
Patent JP-2011196903-A (JP)
Title: Nuclear reactor platform and nuclear reactor inspection method
Inventor: KAWASAKI YUTAKA
IPC: G21C19/02
Filed: 2010-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a technology capable of further shortening a time required for inspection in a nuclear power plant.SOLUTION: This typical constitution is a nuclear reactor platform 120 used for a nuclear power plant which is characterized by including a pair of work floors 122 extending from an operation floor 112 so as to cover the exterior edge of a reactor well 104, a work floor support 124 prepared near the DSP side canal 106b to support the work floors 122, a fuel transfer channel 132 formed above the SFP side canal 106a composed of a gap of a pair of the work floors 122, and an apparatus transfer channel 134 formed above the DSP side canal 106b composed of a gap of a pair of the work floors 122.
Patent JP-2011199148-A (JP)
Title: Semiconductor device
Inventor: SHIGA TOSHITAKA
IPC: H01L23/50
Filed: 2010-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor module making a temperature sensor of a control IC suitably function, and suitably controlling a power semiconductor chip.SOLUTION: A first lead terminal (lead terminals 21-24) is connected to a first side surface of a first heat dissipation plate 31, and functions as an extraction electrode of a back electrode (D: drain electrode) of the power semiconductor chip 41. A second lead terminal (lead terminal 25) is connected to a bonding pad 411 working as a source electrode (S). A third lead terminal (lead terminals 26-28) is connected to an electrode of a control IC chip 42. Mold resin has a filler content of 80-90 wt.%, and transmission of heat to the temperature sensor is sufficient.
Patent JP-2011196528-A (JP)
Title: Continuously variable transmission
Inventor: OTA TAKASHI
IPC: F16H15/38
Filed: 2010-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a continuously variable transmission which can improve oil film shortage condition of a power transmission portion by traction oil when operation is started.SOLUTION: The continuously variable transmission 1 is provided with a variable speed mechanism 5 which changes transmission ratio by changing an angle of inclination of rotation axis of a transmission member 4, a hydraulic mechanism 6 which drives the variable speed mechanism 5 by hydraulic control which employs a working fluid and a working fluid supplied mechanism 7 which has oil passages 71-73 for supplying the working fluid as the traction oil. Then, a part of the working fluid is supplied via the oil passages 71-73 as the traction oil of the transmission member 4, an input side rotating member 22 and an output side rotating member 32 when the operation is started.
Patent JP-2011201055-A (JP)
Title: Device and method for printing screen
Inventor: TANAKA TETSUYA
IPC: H05K3/12
Filed: 2010-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a screen printing device which can improve conversion efficiency by increasing the film thickness and forming a circuit pattern with a large aspect ratio in the sectional shape, and also, of efficiently removing the residual paste, as well as a screen printing method.SOLUTION: The screen printing device includes a squeegee head 13 which supplies a paste for circuit pattern to the surface of a metal mask 1 while relatively sliding a squeegee 14 of predetermined length into contact with the upper surface of the metal mask 1, and a cleaning nozzle 36 of predetermined length for cleaning the lower surface of the metal mask 1. The metal mask 1 includes a grid part on which each opening and a crosslinking part are installed, and a strip-like bus bar part on which a plurality of the grid parts are arranged in parallel, connected with the terminal end opening, at an end part in the longitudinal direction, of each grid part. In the cleaning nozzle 36, the longitudinal direction of the cleaning nozzle 36 is parallel to the longitudinal direction of the bus bar part.
Patent JP-2011200954-A (JP)
Title: Method for cutting-preparing strip material, method for cutting strip material and method for manufacturing cut strip material
Inventor: IESATO KAZUHIRO
IPC: B26D1/24
Filed: 2010-03-25
Abstract: PROBLEM TO BE SOLVED: To provide a method for cutting-preparing a strip material, a method for cutting the strip material and a method for manufacturing the cut strip material, allowing adjustment of the lap amount of an upper blade and a lower blade without shortening cutting service lives of the upper blade and the lower blade.SOLUTION: In this method for cutting-preparing the strip material, the disc-shaped upper blade mounted on an upper blade rotary shaft and the disc-shaped lower blade mounted on a lower blade rotary shaft are provided, the upper blade rotary shaft and the lower blade rotary shaft are arranged in substantially parallel to each other, and the upper blade and the lower blade are brought into indirect contact with each other via a conductive member to detect electrical conduction.
Patent JP-2011200150-A (JP)
Title: Ridge-forming machine
Inventor: YOKOHAMA MASASUKI
IPC: A01B35/00
Filed: 2010-03-25
Abstract: PROBLEM TO BE SOLVED: To provide a ridge-forming machine configured such that an operator can grasp the state of vertical position of a working unit (a land-filling device and a ridger), while sitting on a driver's seat of a tractor.SOLUTION: The ridge-forming machine is mounted at the rear of the tractor 501. The ridge-forming machine includes the working unit 121. The working unit 121 has the land-filling device 141 digging the slope surface 303 of the ridge 301 and a ground surface 302 forming its skirt part and land-filling soil on the ridge 301, and the ridger 131 for compacting the filled soil to form a new ridge 305. At least one of the land-filling device 141 and ridger 131 is attached to a movable case and can freely be displaced vertically. A displacing amount-displaying part 171 is constituted by engaging a first element projecting upward with a second element, so as to freely slide with each other in the ridge-forming machine 101. The displacing amount-displaying part 171 shows the relative height of the land-filling device 141 and ridger 131 constituting the working unit 121, and is visually recognized by the operator 503 sitting on the drivers seat 502.
Patent JP-2011204635-A (JP)
Title: Lithium primary battery, and method for producing the same
Inventor: MORIGAKI KENICHI
IPC: H01M4/58
Filed: 2010-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a lithium primary battery which inhibits degradation of a discharge property due to minute short circuit even in a case where natural iron disulfide is used as the positive electrode active material.SOLUTION: A lithium primary battery 1 includes a positive electrode 16 wherein the positive electrode active material is iron disulfide. Iron oxide is formed on the surfaces of the iron disulfide particles by oxidizing of the iron disulfide. At least part of the iron disulfide particles has carbon coated thereon via the iron oxide. The iron disulfide is formed through a step of coating at least part of the surfaces of the iron disulfide particles with carbon, and a step of applying heat treatment to the iron disulfide coated with carbon to oxidize the surface of the iron disulfide particles.
Patent JP-2011208680-A (JP)
Title: Continuously variable transmission and control method thereof
Inventor: SAEKI KIMI
IPC: F02D29/00
Filed: 2010-03-29
Abstract: PROBLEM TO BE SOLVED: To suppress the belt slip even when supply pressure to a pulley is in shortage during a coordinated shift in a continuously variable transmission which consists of a variator and an auxiliary transmission mechanism and executes the coordinated shift for changing a gear ratio of the variator in a direction opposite to a change direction of a gear ratio of the auxiliary transmission mechanism in accordance with the shift of the auxiliary transmission mechanism.SOLUTION: A transmission controller 12 operates a variator transmittable torque which is a transmittable torque of a variator 20 on the basis of supply pressure to a pulley and a gear ratio of the variator 20 and inertia torque inputted from an output side of the variator 20 on the basis of a rotation speed change in an output shaft of the variator 20 when supply pressure to the pulley is determined to be in shortage during the coordinated shift, and operates an upper limit torque of an engine 1 on the basis of the variator transmittable torque and inertia torque and regulates the torque of the engine 1 by outputting the operated upper limit torque to the engine controller.
Patent JP-2011211046-A (JP)
Title: Nitride semiconductor self-supporting substrate
Inventor: SAITO TOSHIYA
IPC: H01L21/205
Filed: 2010-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a nitride semiconductor self-supporting substrate having an external shape required for improving the yield in manufacturing an epitaxial growth layer which is grown on a substrate and a device using the same.SOLUTION: The nitride semiconductor self-supporting substrate is manufactured by forming a self-supporting single crystal substrate made of nitride semiconductor and by polishing the single crystal substrate from the rear surface to a predetermined thickness, wherein on the outer periphery surface of the single crystal substrate, an inclined surface is formed such that its angle θ from the surface side of the substrate is not less than 70° and not more than 130°.
Patent JP-2011206462-A (JP)
Title: Pachinko game machine
Inventor: YOSHIZAWA TAKASHI
IPC: A63F7/02
Filed: 2010-03-30
Abstract: PROBLEM TO BE SOLVED: To give a sense of expectation to a game player instead of giving a sense of boredom by continuous advance announcement presentation.SOLUTION: A Pachinko game machine 100 includes a first selection part 308, a second selection part 309, and a changing selection part 310. The first selection part 308 selects the first mode which suggests both possibility of the winning or losing as a presentation mode of the continuous advance announcement presentation when the last change information is a losing. The second selection part 309, when the last change information is the winning which is more advantageous to the game player than low probability shortened winning, as a presentation mode of the continuous advance announcement presentation, selects either one from the presentation modes of the first mode and the second mode that suggests more advantageous winning to the game player than low probability shortened winning. The changing selection part 310 selects the presence of the mode changing whether or not to change from the first mode to the second mode, when the first mode is selected by the second selection part 309.
Patent JP-2011213649-A (JP)
Title: New benzopyrene compound
Inventor: YAMADA NAOKI
IPC: C07C15/56
Filed: 2010-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a new compound having a band gap suitable for organic light-emitting elements.SOLUTION: There is provided a benzopyrene compound expressed by general formula [1], (in the formula, Xand Xare each a hydrogen atom or substituted or unsubstituted aryl, provided that either one of Xand Xis substituted or unsubstituted aryl).
Patent JP-2011213849-A (JP)
Title: Polyamideimide resin material, polyamideimide solution, and polyamideimide thin film
Inventor: KITAOKA TAKUYA
IPC: C08G73/14
Filed: 2010-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a polyamideimide resin having high transparency, such as light transmittance at a measurement wavelength of 400 nm of 80% or more.SOLUTION: The polyamideimide resin is synthesized from an anhydrous tricarboxylic acid chloride (for example, anhydrous cyclohexane tricarboxylic acid chloride) and diamine. For example, the polyamideimide resin exhibits solubility of 20 wt.% or more in an organic solvent, and the organic solvent is one selected from N-methylpyrrolidone, γ-butyrolactone, and cyclopentanone, or a mixed solution thereof.
Patent JP-2011214102-A (JP)
Title: Method for manufacturing galvannealed steel sheet excellent in plating adhesion
Inventor: KOJIMA TAKESHI
IPC: C23C2/40
Filed: 2010-03-31
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a galvannealed steel sheet having improved adhesion of a galvannealed coating layer to a base steel sheet.SOLUTION: The method for manufacturing a galvannealed steel sheet comprises: hot-rolling a steel containing 1.0-3.0% Si; winding the same at 600-800°C; pickling the same at 70-90°C for 10 sec or more; and conducting iron-base pre-plating at a coating weight per surface of 3-8 g/m.
Patent JP-2011216417-A (JP)
Title: Fuel cell system and film wet condition determination method for the same
Inventor: HAMACHI MASAKAZU
IPC: H01M8/10
Filed: 2010-04-01
Abstract: PROBLEM TO BE SOLVED: To determine a film wet condition of a fuel cell in real time.SOLUTION: Air humidity at an inlet of a humidifier is calculated on the basis of atmospheric pressure, intake air temperature of an air pump 2, and air temperature at an inlet of the humidifier 4; air humidity at an outlet of a cathode is calculated on the basis of air temperature at the outlet of the cathode of a fuel cell stack 1 and refrigerant temperature at a refrigerant outlet of the fuel cell stack 1; temporary cathode humidity of the fuel cell stack 1 is calculated by referring to a map on the basis of air temperature at the inlet of the humidifier and air humidity at the outlet of the cathode; a load applied in a laminated direction of a unit fuel cell in the fuel cell stack 1 is detected by a load sensor 35; a correction coefficient is calculated on the basis of compared values between the detected load and a reference value of the load; and humidity of the cathode is calculated by multiplying the temporary cathode humidity by the correction coefficient.
Patent JP-2011220570-A (JP)
Title: Ammonia absorption type refrigerating machine
Inventor: YANO TAKESHI
IPC: F25B15/04
Filed: 2010-04-07
Abstract: PROBLEM TO BE SOLVED: To provide an ammonia absorption type refrigerating machine having a separation film of high mechanical strength and heat resistance.SOLUTION: This ammonia absorption type refrigerating machine includes an evaporator 1 for evaporating ammonia liquid, an absorber 2 to which the ammonia vapor obtained in the evaporator 1 is guided for making the same absorbed by an ammonia aqueous solution, a heater 5 to which the concentrated ammonia aqueous solution obtained by the absorber 2 is guided for heating the same, a separator 6 to which the ammonia aqueous solution accompanying with water vapor heated and evaporated by the heater 5 and the ammonia vapor is guided for separating the ammonia vapor, and a condenser 4 to which the ammonia vapor obtained by the separator 6 is guided for condensing the same. Further, an inorganic film element 35 is disposed in the separator 6 to separate the ammonia vapor, and the inorganic film element 35 is made of a porous ceramic tube provided with a silicalite membrane on its surface.
Patent JP-2011217981-A (JP)
Title: Game machine
Inventor: OGURA TOSHIO
IPC: A63F7/02
Filed: 2010-04-09
Abstract: PROBLEM TO BE SOLVED: To prevent a start winning device from not being changed to a first state in which a game medium is easy to approach over a long period of time aimlessly even when the probability of determining to change the start winning device to the first state is lowered in a specified game state.SOLUTION: Normal symbols are variably displayed on the basis of the passing of a game ball through a gate, a normal winning is generated in almost all cases in a high base state, and control is performed to a normal winning game state. When a game ball enters a normal variable winning ball device opened in the normal winning game state, special symbols are variably displayed, a big winning is generated in almost all cases, and control is performed to a big winning game state. While the control is performed to the big winning game state, control is performed to a low base state wherein the probability of generating the normal winning is low. Until the normal symbols are variably displayed for a predetermined number of times after the end of the normal winning game state, the one of a short variation time is selected for the variation pattern of the normal symbols differently from the time after the normal symbols are variably displayed for the predetermined number of times.
Patent JP-2011221872-A (JP)
Title: Knowledge quantity estimation apparatus and program
Inventor: SATO DAISUKE
IPC: G06F17/30
Filed: 2010-04-12
Abstract: PROBLEM TO BE SOLVED: To estimate knowledge quantity and knowledge depth in each field considering user's liking in a retrieval system.SOLUTION: Degrees of speciality of queries in each field are calculated from the queries of a query log, an averaged value obtained by multiplying the total of speciality degrees of queries in each field by a correction constant determined whether the queries are included in browsing histories from a present browsing history up to the k-th browsing history before the present browsing history and dividing and averaging the multiplied value by the appearance frequency of the queries of the query log in each field is set as a user's first knowledge quantity estimation element value of the field. Then an average of query effect values is calculated in each field while referring to effect values of specific phrases indicating speciality based on the queries to set a second knowledge quantity estimation element value, and a knowledge quantity is found out by calculating a weighted average of these two estimation element values.