baber/WOPTO huggingface dataset:
Patent JP-2017048757-A (JP)
Title: Liquefied gas boosting device, liquefied gas boosting method, and fuel supply device
Inventor: TSUJI YASUYUKI
IPC: F02B43/00
Filed: 2015-09-03
Abstract: PROBLEM TO BE SOLVED: To inhibit fluctuation of a rotation speed of a crank shaft when the crank shaft is rotated by a hydraulic motor to drive a reciprocation type booster pump.SOLUTION: A liquefied gas boosting device includes: a reciprocation type boosting pump which increases a pressure of a liquefied gas; a crank shaft which drives the booster pump; a hydraulic motor which rotates the crank shaft; a hydraulic pump which supplies a hydraulic oil to the hydraulic motor; a control valve provided at a downstream of the hydraulic motor; a rotation speed meter which measures a rotation speed of the crank shaft; and a flow rate regulation part which adjusts opening of the control valve on the basis of the rotation speed measured by the rotation speed meter to regulate an amount of the hydraulic oil discharged from the hydraulic motor.SELECTED DRAWING: Figure 1
Patent JP-2017056493-A (JP)
Title: Polishing brush
Inventor: NISHIKI MASAO
IPC: B24D13/10
Filed: 2015-09-14
Abstract: PROBLEM TO BE SOLVED: To provide a polishing brush capable of performing easily a work for brushing the inside of a pipe, having high work efficiency, suited for a precise processing, and capable of applying an inner surface processing of a pipe such as a bent pipe.SOLUTION: A polishing brush includes a brush hair bundle 3 formed by bundling a plurality of brush hairs 3a comprising an abrasive grain-containing resin filament, a resin pipe 4 for storing the brush hair bundle 3, a fixing part 5 for fixing together one end of the brush hair bundle 3 and one end of the resin pipe 4, and a brush workplace 6 formed by a projection part 9 obtained by projecting the other end of the brush hair bundle 3 from the other end of the resin pipe 4.SELECTED DRAWING: Figure 1
Patent JP-2017058808-A (JP)
Title: Information processing device, information processing system, authentication method, and program
Inventor: AKATSU TAKEHIRO
IPC: G06K7/10
Filed: 2015-09-15
Abstract: PROBLEM TO BE SOLVED: To provide alternative authentication means while maintaining the strength of security when failed in one instance of authentication in an information processing device that performs authentication by a plurality of types of authentication means.SOLUTION: There is provided an information processing device that performs authentication of a user, the information processing device having: first authentication means for performing first authentication included in a first group; second authentication means for performing second authentication included in a second group; device authentication means which, when a user whose authentication is approved by one authentication means included in the first group and a user whose authentication is approved by one authentication means included in the second group are the same user, approves the use of the information processing device by the user; and provision means which, when authentication by the first authentication means or the second authentication means fails, provides alternative authentication means that corresponds to the authentication means that failed in authentication.SELECTED DRAWING: Figure 6
Patent JP-2017058876-A (JP)
Title: Server device, client device, data collection method, and program
Inventor: ASHIKAWA MASAYUKI
IPC: G06Q10/00
Filed: 2015-09-15
Abstract: PROBLEM TO BE SOLVED: To provide a server device, client device, data collection method, and program for improving the accuracy of data collection according to the content of a conference or of a document, etc. being prepared.SOLUTION: A server device according to an embodiment comprises an extraction unit, a first storage unit, a determination unit, and a recommendation unit. The extraction unit extracts a first word from input information input from a client device. The first storage unit stores category identification information indicative of a category of specific information, and first association information in which a second word and a second feature value are associated. The determination unit determines that the category of the input information is similar to which category of the category identification information, by comparing a first feature value which characterizes the first word with the second feature value. The recommendation unit sends to the client device a predetermined data collection method corresponding to a category which is determined to be similar by the determination unit, to recommend the data collection method.SELECTED DRAWING: Figure 4
Patent JP-2017058491-A (JP)
Title: Active noise suppression device
Inventor: MIYAHARA MASAYOSHI
IPC: F24F13/24
Filed: 2015-09-16
Abstract: PROBLEM TO BE SOLVED: To maintain a noise suppression action for a long period of time by suppressing a rise of temperatures of main sound collection means and sound production means, in an active noise suppression device which suppresses the propagation of noise in a flow passage.SOLUTION: In an air channel body 1 constituting a cylindrical air channel, sound collecting means 2a, 2b for detecting noise which propagates the inside of the air channel body 1, and sound production means 3 for radiating a suppression sound to the inside of the air channel body 1 are firmly arranged at an external wall face of an air channel wall 5 as a constitution which is divided to the inside and outside by the air channel wall 5, and the sound collection means 2a, 2b and the sound production means 3 become possible to detect the noise which propagates the inside of the air channel body 1 via the air channel wall 5, and to radiate the suppression sound, a rise of a temperature can be thereby suppressed by avoiding direct exposure to a high-temperature state, and an active noise suppression device which can maintain a noise suppression action for a long period of time can be obtained.SELECTED DRAWING: Figure 1
Patent JP-2017060314-A (JP)
Title: Three-phase inverter device
Inventor: HIRAKATA MASAKI
IPC: H02M7/48
Filed: 2015-09-17
Abstract: PROBLEM TO BE SOLVED: To provide a three-phase inverter device that enables the use of a high speed switching element and that enables continuous operation even in the event that an output electric current sensor malfunctions.SOLUTION: A three-phase inverter device comprises: electric current sensors 7u, 7w that detect output electric currents of U and W phases; and a switching element 4A with an electric current sensor, for a lower arm of V phase. The control circuit 20 comprises electric current estimation means 22V that estimates output electric current of V phase on the basis of a detection signal obtained by the switching element 4A; malfunction detection means 23 that detect malfunctions of the electric current sensors 7u, 7w on the basis of the estimated electric current value of V phase and detected electric current values of U and W phases; electric current detection phase selection means 24 that selects first and second electric current information from the estimated electric current value of V phase and the detected electric current value of U and W phases, and outputs an alteration (decrease) signal for switching frequency; and drive signal generation means 21 that generates drive signals for the switching elements 1-3, 4A, 5, 6 on the basis of the first and second electric current information and so on.SELECTED DRAWING: Figure 1
Patent JP-2017059697-A (JP)
Title: Cascode normally-off circuit
Inventor: AOKI HIRONORI
IPC: H01L27/095
Filed: 2015-09-17
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive cascode normally-off circuit which needs no external part, and which is arranged so that a normally-on switch can be turned off without breaking a normally-off switch when turning off a normally-off switch.SOLUTION: A cascode normally-off circuit comprises: a normally-on switch Q1 including a nitride semiconductor having a drain electrode, a source electrode and a gate electrode, in which a high voltage is applied to the drain electrode; a normally-off switch Q2 including a silicon semiconductor having a drain electrode, a source electrode and a gate electrode, in which the drain electrode is connected to the source electrode of the normally-on switch, the source electrode is connected to the gate electrode of the normally-on switch, and a voltage is applied to the gate electrode; and a leak current regulating part 1 for regulating a gate leak current of the normally-off switch so that the electric potential of the source electrode of the normally-on switch becomes equal to or larger than an electric potential which can turn off the normally-on switch under a breakdown voltage of the normally-off switch when the normally-off switch is turned off.SELECTED DRAWING: Figure 1
Patent JP-2017058565-A (JP)
Title: Mirror holding mechanism
Inventor: YAMAGUCHI TAKASHI
IPC: G02B7/182
Filed: 2015-09-18
Abstract: PROBLEM TO BE SOLVED: To provide a mirror holding mechanism that can make fine adjustments to a position or angle of a reflection mirror as checking a projection image reflected upon a reflection surface of the reflection mirror and projected on a projection surface.SOLUTION: A mirror holding mechanism 1 comprises: a reflection mirror 2; a mirror holding member 3; and a cam member 9. The mirror holding member 3 includes two lateral surface parts 3a that are arranged so as to sandwich the reflection mirror 2 in an X-direction. In the lateral surface part 3a, a guide hole 3g into which a shaft part 10a protruding outward the X-direction from the reflection mirror 2 is inserted is formed so as to penetrate the lateral surface part 3a, and the guide hole 3g is formed into a long hole shape with a Y-direction as a long side direction. The cam member 9 is arranged outward in the X-direction further than the lateral surface part 3a, and is rotatably held to the lateral surface part 3a. In the cam member 9, a cam surface 9e, with which a tip end side part of the shaft part 10b contacts, is formed. In the mirror holding mechanism 1, when the cam member 9 rotates, the shaft part 10b moves in the Y-direction.SELECTED DRAWING: Figure 3
Patent JP-2017061589-A (JP)
Title: Manufacturing method of fluophor
Inventor: EMOTO HIDEYUKI
IPC: C09K11/66
Filed: 2015-09-24
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a fluophor emitting red color light effectively when excited by blue light, capable of stably manufacturing a fluophor represented by the general formula of AMF:Mn with a status maintaining internal quantum efficiency at a certain level with particle diameter of the fluophor controlled.SOLUTION: There is provided a manufacturing method of a fluophor for manufacturing the fluophor represented by the general formula of AMF:Mn. The element A is an alkali metal element, the element M is one or more kind of tetravalent metal element. The method includes: a solution manufacturing process of manufacturing a hydrofluoric acid solution where the element A, the element M and Mn are dissolved in hydrofluoric acid; a dispersion manufacturing process of manufacturing a dispersion by adding at least one of AMF:Mn particle or AMFparticle as a seed crystal to the solution; and a deposition process of mixing a phase solution compatible with hydrofluoric acid with the dispersion and depositing the general formula of AMF:Mn on a surface of the seed crystal.SELECTED DRAWING: Figure 1
Patent JP-2017063335-A (JP)
Title: Radio communication device, radio communication system, connection management method, and program
Inventor: IGAWA MASAYA
IPC: H04W76/06
Filed: 2015-09-25
Abstract: PROBLEM TO BE SOLVED: To provide a radio communication device that allows a radio terminal to change its connection destination to a radio communication device with a good radio environment.SOLUTION: A radio communication device 10 according to the present invention comprises: a communication unit 11 for performing wireless LAN connection with at least one radio terminal 20; a communication unit 12 for performing wireless LAN connection with a radio communication device 30 with a sensor and for receiving a detection result indicating that the sensor has detected a person coming close to it from the radio communication device 30; a monitoring unit 13 for monitoring a radio wave state with at least one radio terminal 22 with which the radio communication device is performing wireless LAN connection; and a connection control unit 14 for releasing wireless LAN connection with a radio terminal whose radio wave state is lower than predetermined quality when the detection result is received.SELECTED DRAWING: Figure 1
Patent JP-2017066744-A (JP)
Title: Tile and tiled structure
Inventor: HAYASHI TAKAYUKI
IPC: E04F13/14
Filed: 2015-09-30
Abstract: PROBLEM TO BE SOLVED: To provide a tile that facilitates alignment during tiling by making joint-through proper even when dimensional tolerance is large.SOLUTION: A tile assumes a polygonal shape, preferably, an approximately rectangular shape in a front view. Each side is an irregular edge where atypical irregularities continue. Abutting parts serving as starting points of alignment are provided in at least two locations on the side, respectively. The at least two abutting parts are located in the same straight line.SELECTED DRAWING: Figure 1
Patent JP-2016146463-A (JP)
Title: Semiconductor nonvolatile memory element and manufacturing method of the same
Inventor: HARADA HIROBUMI
IPC: H01L27/10
Filed: 2015-09-30
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor nonvolatile memory element and a manufacturing method of the same, which can adjust threshold voltage with high accuracy in order to reduce circuit characteristic variation of a semiconductor integrated circuit device.SOLUTION: A semiconductor nonvolatile memory element comprises: a control gate electrode 8, a floating gate electrode 7 and a source/drain region 12 for a constant current source element in a semiconductor integrated circuit device; a thin first gate insulation film 9 under the control gate electrode; and a second gate insulation film 14 with a thickness of not being broken even when an excessive voltage higher than an operating voltage of the semiconductor integrated circuit device is applied. By injecting excessive charge greater than an operating voltage to a floating gate electrode 7 through the second gate insulation film 14 by a drain terminal 2, threshold voltage is adjusted. A normally-on semiconductor nonvolatile memory element in which an injected carrier is not leaked within an operating voltage range is used.SELECTED DRAWING: Figure 11
Patent JP-2017070956-A (JP)
Title: Welding method, manufacturing method of joined body and welding device
Inventor: KIMURA FUMIAKI
IPC: B23K9/127
Filed: 2015-10-05
Abstract: PROBLEM TO BE SOLVED: To provide a welding method capable of causing a center position around which a welding torch is oscillated to accurately conform with a center position of a bevel part.SOLUTION: In a welding method, an end part of a first base material P10 and an end part of a second base material P10 are opposed to each other to constitute a bevel part P20, and the first base material formed of a first layer L10 having a penetration bead L11 protruded from a first principal plane P12 of the first base material on the bevel part and the second base material are laminated and welded from the a second principal surface P11 side of the first base material. Therein, a center position L13 of the penetration bead in the opposite direction X on which the first base material and the second base material are opposed to each other on a prescribed position along the end part of the first base material is detected and a welding torch is moved such that a center position L15 around which the welding torch 15 in a prescribed position is oscillated in a direction Y along the end part of the first base material conforms with a center position of the penetration bead with respect to the prescribed position.SELECTED DRAWING: Figure 1
Patent JP-2017071907-A (JP)
Title: Device to reduce penetration resistance, penetration structure of steel pipe pile, and construction method for steel pipe pile
Inventor: MORIYASU SHUNSUKE
IPC: E02D7/26
Filed: 2015-10-05
Abstract: PROBLEM TO BE SOLVED: To provide a solution, in which a simple structure is used to suppress blockage resistance of soil inside pipes and to reduce penetration resistance, enabling the improvement of workability and the miniaturization of devices required for driving piles.SOLUTION: A device to reduce penetration resistance in this invention is configured to be attached to a steel pipe pile 2 which is penetrated into the ground by a pile-driving unit and to reduce penetration resistance of the steel pipe pile 2, comprising: a vibration rod 3; a vibrator 4 to which the vibration rod 3 is connected extending downward; a splice plate 5 with which the vibrator 4 is detachably attached to the steel pipe pile 2; and a vibration-proof part 6 which is provided between the vibrator 4 and the splice plate 5. While the vibrator 4 is attached to the steel pipe pile 2, the vibration rod 3 is positioned in the inner side of the steel pipe pile 2.SELECTED DRAWING: Figure 1
Patent JP-2017071700-A (JP)
Title: Method for producing anion-modified cellulose nanofibers
Inventor: TAKAICHI KENJI
IPC: C08H8/00
Filed: 2015-10-07
Abstract: PROBLEM TO BE SOLVED: To provide cellulose nanofibers which are not colored during heating.SOLUTION: There is provided a method for producing anion-modified cellulose nanofibers, which comprises: (A) a step of chemically modifying a cellulose raw material to obtain an anion-modified cellulose; (B) a step (alkali-treatment step) of mixing water, an alkalization agent and the anion-modified cellulose obtained in (A) in a ratio of the water:the alkalization agent:the anion-modified cellulose=100:0.01 to 10:0.01 to 10 (pts.wt), followed by stirring for 10 minutes to 10 hours under a condition of 0 to 40°C; and (C) a step of fibrillating the anion-modified cellulose subjected to alkali treatment to obtain cellulose nanofibers.SELECTED DRAWING: None
Patent JP-2017073499-A (JP)
Title: Nitride semiconductor device and method for manufacturing the same
Inventor: TANAKA TAKETOSHI
IPC: H01L29/778
Filed: 2015-10-08
Abstract: PROBLEM TO BE SOLVED: To provide a nitride semiconductor device which can appropriately lower a two-dimensional electron gas concentration in the case of using an AlInGaN layer (where 0.8≤x≤1.0, and 0≤x+y≤1) as an electron-supply layer.SOLUTION: A nitride semiconductor device 1 comprises: an electron-travelling layer 4 made of GaN; an electron-supply layer 5 formed on the electron-travelling layer 4, and composed of an AlInGaN layer (where 0.8≤x≤1.0 and 0≤x+y≤1), which is subjected to tensile strain by the electron-travelling layer 4; and a passivation film 13 made of SiN, formed on the electron-supply layer 5 and having an opening 17 extending to the electron-supply layer 5. The passivation film is 10 nm or more in film thickness.SELECTED DRAWING: Figure 1
Patent JP-2017073983-A (JP)
Title: Sinker for fishing
Inventor: ISHINADA YOSHIMI
IPC: A01K95/00
Filed: 2015-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a sinker for fishing having a novel structure, capable of making a compact fishing tackle having a simple structure.SOLUTION: A cast sinker for fishing includes a metal pipe having a higher fusion temperature than a fusion temperature of a metal forming a main body part of the sinker, and the metal pipe is curved, and one opening is provided on a position different from a centroidal line passing the other opening of an open hole formed by the metal pipe.SELECTED DRAWING: Figure 1
Patent JP-2017075907-A (JP)
Title: Method for processing waste coating
Inventor: SHIMODA KOJI
IPC: G21F9/34
Filed: 2015-10-16
Abstract: PROBLEM TO BE SOLVED: To provide an easy method for processing a waste coating that does not tear a camping sheet on a radioactive waste by the weight of rainwater.SOLUTION: The method includes the steps of: covering a radioactive waste 1 in a predetermined region with a net-like structure 4; covering the structure 4 with a camping sheet 6; and covering the camping sheet with an upper net, the step of covering the radioactive waste 1 with the net-like structure 4 being simplified.SELECTED DRAWING: Figure 3
Patent JP-2017079242-A (JP)
Title: Adjustment device, imprint device, and particle manufacturing method
Inventor: SHIMAKAGE MASAHIKO
IPC: B29C59/02
Filed: 2015-10-19
Abstract: PROBLEM TO BE SOLVED: To provide a technology, in deforming a mold, advantageous for preventing the mold from being shifted in position and/or being rotated.SOLUTION: An adjustment device adjusting the shape of a mold comprises: a plurality of actuators that apply forces to the mold to adjust the shape of the mold held by a mold holding part; a plurality of sensors that detect the plurality of forces applied to the mold by the plurality of actuators; and a control part that calculates a resultant force of the plurality of forces applied to the mold by the plurality of actuators on the basis of outputs from the plurality of sensors, and controls the plurality of forces to be applied to the mold by the plurality of actuators so that the resultant force satisfies restriction.SELECTED DRAWING: Figure 3
Patent JP-2017077531-A (JP)
Title: Jaw crusher
Inventor: NAKAYAMA HIROSHI
IPC: B02C1/02
Filed: 2015-10-21
Abstract: PROBLEM TO BE SOLVED: To provide a jaw crusher for reducing exchange cost of cheek plates by reusing by vertically reversing the cheek plates abraded in the lower discharge port vicinity.SOLUTION: When crushing work of a jaw crusher 1 advances, since abrasion in the lower discharge port 52-vicinity of cheek plates 6 and 6 becomes large by exceeding an allowable limit, the cheek plates 6 and 6 cannot be continuously used. The cheek plates 6 and 6 are suspended in suspension holes 611 and 611 by a crane via a wire, and the cheek plates 6 and 6 are removed from sidewalls 21 and 21, and the cheek plates 6 and 6 are lowered on a floor surface, and the wire is removed from the suspension holes 611. Next, the cheek plates 6 and 6 are suspended in a lower end side suspension hole 612 by the crane via the wire, and are installed on inner wall surfaces 211 and 211 of the sidewalls 21 and 21 by reversing the vertical direction of the cheek plates 6 and 6. The cheek plates 6 and 6 are guided by guide members 66 and 67, and are smoothly installed on the sidewalls 21 and 21.SELECTED DRAWING: Figure 2
Patent JP-2017083783-A (JP)
Title: Pan-tilt device, camera unit including the same, and driver monitoring system
Inventor: KOBAYASHI YOSHIHEI
IPC: G03B19/07
Filed: 2015-10-30
Abstract: PROBLEM TO BE SOLVED: To provide a miniaturized pan-tilt device, a camera unit including the same, and a driver monitoring system.SOLUTION: A pan-tilt device 10 includes a mirror member 200, a support part which supports the mirror member 200, a base member 100 which includes the support part, a first drive part which comprises a first magnetic material and a first coil arranged in the peripheral part of the mirror member 200 and drives the mirror member 200 by using a support area by the support part of the mirror member 200 as a supporting point, and a second drive part which comprises a second magnetic material and a second coil arranged in positions different from the positions of the first magnetic material and the first coil in the peripheral part of the mirror member 200 and drives the mirror member 200 by using the support area by the support part of the mirror member 200 as the supporting point.SELECTED DRAWING: Figure 2