Maejima, JP
Akihiro Maejima, Osaka JP
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20090045480 | SEMICONDUCTOR INTEGRATED CIRCUIT - A semiconductor integrated circuit includes a plurality of circuit cells on a semiconductor chip. The plurality of circuit cells are formed along a first chip side of the semiconductor chip. Each of the plurality of circuit cells has a pad. The semiconductor integrated circuit further includes a high voltage potential interconnect formed over the plurality of circuit cells. The high voltage potential interconnect has a width expanding in a length direction from a center portion to end portions of the high voltage potential interconnect. | 02-19-2009 |
20090108434 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE, PDP DRIVER, AND PLASMA DISPLAY PANEL - In a semiconductor integrated circuit device of the present invention, temperature increase of a bonding wire can be suppressed even when conductive leads are short-circuited with each other, and reliability of the semiconductor integrated circuit device is improved. The conductive leads of a resin package for supplying a power supply section of a semiconductor integrated circuit chip with power from an external power supply are connected with bonding pads of the semiconductor integrated circuit chip by a plurality of bonding wires. Furthermore, the conductive leads connected to a GND for supplying the power supply section of the semiconductor integrated circuit chip with a grounding potential are connected with the bonding pads of the semiconductor integrated circuit chip by a plurality of bonding wires. | 04-30-2009 |
20090167371 | CAPACITIVE LOAD DRIVING CIRCUIT - It is aimed to reduce the area of an output circuit in a capacitive load driving circuit capable of high voltage output, such as a PDP scan driver for driving a plasma display panel. To achieve this, there are provided an arbitrary number of N-type MOS transistors | 07-02-2009 |
20090237104 | TESTING METHOD OF SEMICONDUCTOR INTEGRATED CIRCUIT AND INFORMATION RECORDING MEDIUM - A testing method of semiconductor integrated circuit wherein the quality of diffusion for semiconductor chips can be tested before the semiconductor chips become packaged semiconductor integrated circuits is provided. Input data is set, and circuit current values I(L) and I(H) obtained for each of a plurality of circuit areas are compared with first test pass ranges I | 09-24-2009 |
20090273099 | SEMICONDUCTOR INTEGRATED CIRCUIT - On a semiconductor chip in a semiconductor integrated circuit, a plurality of circuit cells each of which has a pad are formed along a first chip side of the semiconductor chip. Among the plurality of circuit cells, one or more circuit cells at least in the vicinity of an end portion on the first chip side are arranged having a steplike shift in a direction apart from the first chip side with decreasing distance from the center portion to the end portion on the first chip side. | 11-05-2009 |
20090302347 | Semiconductor integrated circuit - A semiconductor integrated circuit includes a plurality of circuit cells each including a pad on a semiconductor chip. Each of the circuit cells includes a high-side transistor, a level shift circuit, a low-side transistor, a pre-driver, and a pad. The high-side transistor and the low-side transistor are arranged to face each other with the pad interposed therebetween. | 12-10-2009 |
Akihiro Maejima, Saitama JP
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20090087172 | FOCAL POINT DETECTION DEVICE AND IMAGE CAPTURE DEVICE - A focal point detection device capable of good focal position detection even when the focus lens is displaced due to impact, and an image capture device. During focal point detection, when focal point detection is impossible, whether AF evaluation values decrease continuously is determined, and whether impact has occurred is detected when decreasing continuously. The focus lens is moved to the initial position when AF evaluation values decrease continuously and impact is detected, as the focus lens is possibly displaced. After the focal point detection is performed again and it is determined whether it is possible to detect the focal point, the focus lens is moved to the focal position when focal point detection is possible, and the focus lens is moved toward the nearside when focal point detection is not possible, on the basis that the photographic subject has been image captured outside of the set image capture range. | 04-02-2009 |
Hiroki Maejima, Fujisawa-Shi JP
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20110142389 | TAPERED ROLLER BEARING RESIN CAGE AND TAPERED ROLLER BEARING - There is provided a resin cage of a tapered roller bearing. The cage includes a small diameter annular portion, a large diameter annular portion, and a plurality of bar portions arranged at intervals in a circumferential direction to connect the annular portions. The bar portion has a pair of circumferentially-directed side surfaces, each having a roller guide surface, and an inner-side inner peripheral surface, a circumferential width of which is smaller on a side of the large diameter annular portion than on a side of the small diameter annular portion, and has a roller retaining region in which a radially outer side pocket width and a radially inner side pocket width between the opposed circumferentially-directed side surfaces of the adjacent bar portions are smaller than a diameter of the roller. | 06-16-2011 |
20120263405 | Tapered Roller Bearing and Manufacturing Method for Retainer of Tapered Roller Bearing - A tapered roller bearing improves durability during a state of insufficient lubrication by sufficiently lengthening the time until rotation becomes impossible due to seizure. Oil retaining concave sections, recessed outward in the radial direction, are formed in portions on the inner circumferential surface of a large-diameter rim section of the retainer whose phase in the circumferential direction coincides with the pockets. A portion of the bottom surface of each of the oil retaining concave sections, open to the inside surface of the pocket, face a concave section formed in an end surface on the large-diameter side of tapered roller that is held inside the pocket. When lubrication becomes insufficient, oil remaining in the concave sections is effectively used for lubricating areas of sliding contact between the end surfaces on the large-diameter side and the inside surface in the axial direction of a large-diameter side flange section. | 10-18-2012 |
Hiroki Maejima, Kanagawa JP
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20110222807 | TANDEM ANGULAR BALL BEARING - A tandem angular ball bearing is provide that prevent damage from occurring to the rolling surfaces of the balls during assembly and transport to an extent that would cause an excessive decrease in life of the balls, and that can maintain excelled durability without the occurrence of excessive vibration and noise during operation. In order to accomplish this, the entire portion of the inner peripheral surface of an outer ring ( | 09-15-2011 |
Hiroyuki Maejima, Hamamatsu-Shi JP
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20130112498 | EXHAUST DEVICE OF ENGINE - An exhaust device of an engine includes an exhaust pipe connected to the engine, a silencer connected to the exhaust pipe and structured of an outer cylinder and an inner cylinder in which plural holes are formed, and a sound absorbing material disposed in a space formed between the inner cylinder and the outer cylinder. The exhaust device further includes a partition wall partitioning the space and supporting the sound absorbing material so that the sound absorbing material does not move in an axial direction of the silencer, and the partition wall includes a continuous hole allowing exhaust gas to flow through an upstream side to a downstream side of the partition wall in the space. | 05-09-2013 |
Hitoshi Maejima, Saitama JP
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20130162025 | BATTERY INFORMATION OUTPUT EQUIPMENT FOR POWER SUPPLY AND DEMAND LEVELING SYSTEM - Battery information output equipment allows a driver of an electric vehicle | 06-27-2013 |
20130184882 | POWER SUPPLY AND DEMAND LEVELING SYSTEM - The invention judges a total power supply/demand condition of the electricity consumers | 07-18-2013 |
Kazuhiro Maejima, Tsukuba-Shi JP
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20110072994 | SHEET DRYER - A sheet dryer includes: a coating section | 03-31-2011 |
Kazuhiro Maejima, Ibaraki JP
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20110185927 | PRINTING/COATING METHOD AND APPARATUS - A printing/coating method includes the steps of transferring highly reactive ink/varnish which cures with a low light energy onto a transfer object, and irradiating the transfer object, onto which the highly reactive ink/varnish is transferred, with light in the wavelength range, in which no ozone is generated, to cure the highly reactive ink/varnish on the transfer object. A printing/coating apparatus is also disclosed. | 08-04-2011 |
Keiji Maejima, Osaka JP
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20090311524 | Multi-Layer Film - An object of the present invention is to provide a multi-layer film excellent in adhesiveness, appearance, transparency, and anti-pinhole property even at high-speed process as well as a multi-layer stretched film excellent in gas barrier property and anti-pinhole property. The invention relates to a multi-layer film which comprises a laminate of: a thermoplastic resin-containing layer; and a layer comprising an ethylene-vinyl alcohol copolymer comprising the following structural unit (1), wherein the thermoplastic resin-containing layer is provided on one side or both sides of the layer comprising an ethylene-vinyl alcohol copolymer, | 12-17-2009 |
Keisuke Maejima, Kanagawa JP
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20130150512 | RUBBER COMPOSITION AND PNEUMATIC TIRE - The purpose of the present invention is to provide a rubber composition with which it is possible to produce a tire that retains wear resistance and has excellent frictional force on ice, and a pneumatic tire using the rubber composition. The rubber composition of the present invention is a rubber composition comprising a diene rubber, carbon black and/or a white filler, and a master batch prepared by premixing a non-diene rubber and an organic peroxide, wherein a total content of carbon black and white filler is from 20 to 70 parts by mass per 100 parts by mass of diene rubber and a content of the non-diene rubber in the master batch is from 3 to 30 parts by mass per 100 parts by mass of the diene rubber. | 06-13-2013 |
20140100321 | TIRE RUBBER COMPOSITION AND STUDLESS TIRE - An object of the present invention is to provide a tire rubber composition capable of producing a studless tire that has excellent performance on ice and wear resistance, and to provide a studless tire using the composition. The tire rubber composition of the present invention is composed of 100 parts by mass of a diene type rubber (A), from 30 to 100 parts by mass of a carbon black and/or a white filler (B), from 0.3 to 30 parts by mass of a cross-linkable oligomer or polymer (C) that is not phase-soluble with the diene type rubber (A); and from 0.1 to 12 parts by mass of three dimensionally crosslinked fine particles (D) of 1 to 200 μm average particle diameter. | 04-10-2014 |
Keisuke Maejima, Hiratsuka-Shi JP
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20130338255 | RUBBER COMPOSITION FOR TIRE TREAD - A rubber composition comprises a diene rubber including not less than 25% by weight of a modified conjugated diene polymer rubber and, per 100 parts by weight of the diene rubber, from 25 to 65 parts by weight of a filler, the filler comprising not less than 50% by weight of silica. The silica has a DBP absorption number of 190 to 250 ml/100 g, an N | 12-19-2013 |
20140011909 | RUBBER COMPOSITION FOR USE IN TIRE TREADS - A rubber composition for use in tire treads comprises a diene rubber including not less than 40% by weight of a modified conjugated diene polymer rubber and, per 100 parts by weight of the diene rubber, from 66 to 110 parts by weight of a filler. The filler comprises not less than 50% by weight of silica. The modified conjugated diene polymer rubber is obtained by copolymerizing a conjugated diene monomer unit and an aromatic vinyl monomer unit in a hydrocarbon solvent using an organic active metal compound as an initiator. A resulting active conjugated diene polymer chain thereof has a terminal modified group, obtained by reacting at least one type of compound having a functional group that is reactable with the active terminal of the polymer chain. Moreover, the terminal modified group has a functional group that interacts with the silica. | 01-09-2014 |
Keita Maejima, Sagamihara JP
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20160044745 | HEATER CONTROL DEVICE AND IMAGE FORMING APPARATUS - A heater controller and heater control method is disclosed. The hater controller includes a detector, a determination circuit, a limiting circuit, a selection circuit, and a driving circuit. The detector detects a temperature of the heating object, which is heated by the heater. The determination circuit determines turn-on ratio for the heater for every control cycle of AC voltage, based on the surface temperature of the heating object and a target temperature of the heating object. The limiting circuit limits the turn-on ratio of current control cycle when the control method of previous control cycle is phase control. The selection circuit selects control pattern to control the heater, based on the turn-on ratio, and the driving circuit applies a heater driving signal to the heater. | 02-11-2016 |
Keita Maejima, Kanagawa JP
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20140270835 | FIXING CONTROL DEVICE, FIXING CONTROL METHOD, AND IMAGE FORMING APPARATUS - A fixing control device includes an image detection unit that determines presence of an image in each of areas obtained by division of an image formation region in which the image is formed, a heater selection unit that selects from heaters of a fixing device heaters at positions corresponding to areas in which the presence of the image is determined, a heating amount computation unit that computes a heating amount of a heating area heated by each of the selected heaters in a fixing region corresponding to the image formation region, a change amount computation unit that computes an amount of change of the heating amount between adjoining ones of the heating areas, and a heating amount correction unit that corrects one of the heating amounts of the adjoining heating areas so that the amount of change after the correction is less than a predetermined threshold. | 09-18-2014 |
20150177684 | IMAGE FORMING APPARATUS - An image forming apparatus includes a heat-generating component, a power generation device including a thermoelectric element, a heat radiation device, a cooling device, a temperature detector that detects a temperature increase of the heat-generating component, and a controller. The heat radiation device includes a first radiator plate interposed between the heat-generating component and a surface of the thermoelectric element and a second radiator plate attached to another surface of the thermoelectric element. The cooling device cools the first radiator plate. The controller controls operations of the cooling device and the power generation device by operating the cooling device if the detected temperature increase reaches at least a predetermined threshold value, and causing the power generation device to generate power without operating the cooling device to cool the first radiator plate passively if the detected temperature increase falls below the predetermined threshold value. | 06-25-2015 |
20150261151 | FIXING DEVICE AND IMAGE FORMING APPARATUS - A fixing device includes a pressure rotator pressed against a fixing rotator to form a fixing nip therebetween, through which a recording medium bearing a toner image is conveyed. A first heater is disposed opposite and heats a first heated span on the fixing rotator spanning in an axial direction thereof. A second heater is disposed opposite and heats a second heated span on the fixing rotator spanning in the axial direction thereof. A temperature sensor unit is disposed opposite an outer circumferential surface of the fixing rotator and includes a first temperature detection element to detect a first temperature of the first heated span on the outer circumferential surface of the fixing rotator and a second temperature detection element to detect a second temperature of the second heated span on the outer circumferential surface of the fixing rotator. | 09-17-2015 |
20150370216 | IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND COMPUTER-READABLE STORAGE MEDIUM - An image forming apparatus includes a heat generator configured to generate heat in the image forming apparatus; a converter including a capacitor to convert AC power supplied from an external power supply into DC power for a load unit; a thermoelectric transducer configured to convert the generated heat into DC power for the load unit; a detector configured to detect a voltage of the AC power; and a controller configured to cause the converter to continue supplying the DC power to the load unit when a first elapsed time elapsed since the detected voltage drops below a rated voltage is shorter than a first time period shorter than an upper limit of a period of time over which the capacitor is dischargeable, and cause the thermoelectric transducer to supply the DC power to the load unit when the first elapsed time exceeds the first time period. | 12-24-2015 |
Kenzou Maejima, Shinagawa-Ku JP
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20120156502 | ADHESIVE FILM, MULTILAYER CIRCUIT BOARD, ELECTRONIC COMPONENT AND SEMICONDUCTOR DEVICE - Disclosed is an adhesive film in which the adhesive film contains a thermosetting resin (A), a curing agent (B), a compound having flux activity (C) and a film forming resin (D), the minimum melt viscosity of the adhesive film is 0.01 to 10,000 Pa·s, and the adhesive film satisfies the following formula (1) when the exothermic peak temperature of the adhesive film is defined as (a) and the 5% weight loss temperature by thermogravimetry of the adhesive film is defined as (b), | 06-21-2012 |
20120199988 | METHOD OF MANUFACTURING ELECTRONIC DEVICE, ELECTRONIC DEVICE, AND APPARATUS FOR MANUFACTURING ELECTRONIC DEVICE - Disclosed is a method of manufacturing an electronic device, that includes obtaining a stack of the first electronic component and the second electronic component, while placing a resin layer which contains a flux-active compound and a thermosetting resin, between the first terminals and the second terminals; bonding the first terminals and the second terminals with solder, by heating the stack at a temperature not lower than the melting point of solder layers on the first terminals, while pressurizing the stack using a fluid; and curing the resin layer. The duration from the point of time immediately after the start of heating of the stack, up to the point of time when the temperature of the stack reaches the melting point of the solder layers, is set to 5 seconds or longer, and 15 minutes or shorter. | 08-09-2012 |
Kohei Maejima, Toyota-Shi JP
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20150116494 | OVERHEAD VIEW IMAGE DISPLAY DEVICE - An overhead view image display device includes cameras and that are mounted in a vehicle and capture an image of a vehicle periphery, an image generation unit that converts a viewpoint of the captured image of the vehicle periphery, and compresses an image region of the vehicle periphery toward the vehicle side at a preset compression ratio without using position information of a target present in the vehicle periphery, so as to generate an overhead view image; and a display that displays the generated overhead view image. | 04-30-2015 |
Kuniaki Maejima, Koto-Ku JP
Masaaki Maejima, Shiojiri JP
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20090086584 | SPRING DEVICE AND TIMEPIECE - A spring device having an inside-end wheel that moves in conjunction with the inside end of a mainspring; an outside-end wheel that moves in conjunction with the outside end of the mainspring; a torque return unit that transfers part of the output torque of the mainspring from one to the other of the inside-end wheel and outside-end wheel; a duration time indicating unit that operates in conjunction with both the inside-end wheel and outside-end wheel and indicates the number of winds in the mainspring; and a torque transfer clutch unit that disengages torque transfer between the inside-end wheel and outside-end wheel by means of the torque return unit when the mainspring unwinds and the duration time indicating unit indicates a predetermined reference number of winds. | 04-02-2009 |
Mitsuhiko Maejima, Nagano-Ken JP
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20130282503 | Ink Billing System with Changeable Billing Rate Table - An ink billing system is used between a client company X | 10-24-2013 |
Mitsuru Maejima, Kawasaki JP
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20110219262 | CONTROL APPARATUS AND CONTROL METHOD - A control apparatus controls a first and a second power supply units having a redundant configuration and converters connected to respective outputs of the power supply units. The power supply units generate a plurality of voltages and supply a storage device with the generated voltages through the respective converters. The control apparatus includes a determination unit for determining whether an abnormality occurs in a first voltage that the first power supply unit generates, upon the second power supply unit failing, and an instruction unit for instructing the converter connected to the first power supply unit to generate the first voltage on the basis of a second voltage that the first power supply unit generates, upon the abnormality occurring in the first voltage of the first power supply unit. | 09-08-2011 |
20120221885 | MONITORING DEVICE, MONITORING SYSTEM AND MONITORING METHOD - A monitoring device including: a receiving unit configured to receive a malfunction notice of a data processing device, the data processing device being connected to the monitoring device which monitors running condition through a network; a malfunction device identification unit configured to identify a data processing device that is malfunctioning based on the received malfunction notice; a data obtaining unit configured to obtain running data and device data of the data processing device that is malfunctioning and an another data processing device; and a malfunction cause identification unit configured to identify a cause of the malfunction, based on the obtained running data and the obtained device data. | 08-30-2012 |
20140003444 | RELAY APPARATUS, STORAGE SYSTEM, AND METHOD OF CONTROLLING RELAY APPARATUS | 01-02-2014 |
20150381284 | METHOD, COMMUNICATION APPARATUS, AND COMMUNICATION SYSTEM - A method of communication through a network, executed by a communication apparatus that performs transmission by selecting a transmission mode, the method includes determining whether to transmit the data in either a first mode or a second mode when transmitting data; transmitting the data using a predetermined number of kinds of optical signals having different levels in light intensity when determined to transmit in the first mode; and transmitting the data using a fewer number of kinds of optical signals having different levels in light intensity than the predetermined number when determined to transmit in the second mode. | 12-31-2015 |
Rie Maejima, Ota-Shi JP
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20100015378 | TRANSPARENT PLASTIC CONTAINER FOR ANTICOUNTERFEIT SYSTEM - A transparent plastic container which is transparent, allows good design and can be used for an anticounterfeit system that determines authenticity by visual check with the use of polarization property. A transparent plastic sheet of a polystyrene-based resin having a total light transmission of 85% or higher and a haze of 7% or less is subjected to vacuum, pneumatic or vacuum/pneumatic forming at a sheet temperature ranging from a glass transition temperature plus 50 degrees C. to a glass transition temperature plus 130 degrees C., thereby obtaining a transparent plastic container having a planar portion with a strain amount of 150 nm or less. | 01-21-2010 |
Satoshi Maejima, Ukyo-Ku JP
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20100265211 | TOUCH-TYPE INPUT DEVICE - In a touch-type input device, multiple sensor electrodes are arranged in a first coordinate axis direction. A capacitance detection circuit measures the electrostatic capacitances of the multiple sensor electrodes, and generates a first data array containing the capacitance value data which represents the electrostatic capacitances thus measured. A peak detection unit scans the first data array, identifies the sensor electrode which exhibits the largest capacitance, and generates first peak data which indicates the sensor electrode thus identified. Using the sensor electrode indicated by the first peak data as a reference, a computation processing unit reduces the value of the capacitance data of each sensor electrode arranged in a range within the capacitance value data contained in the first data array so as to generate a second data array, with the range having been selected using the sensor electrode indicated by the first peak data as a reference. A peak detection unit scans the second data array so as to generate second peak data. | 10-21-2010 |
Shinroku Maejima, Kanagawa JP
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20110298070 | Semiconductor Device Having Magnetoresistive Element and Manufacturing Method Thereof - A semiconductor device has a magnetoresistive element, a bit line over the magnetoresistive element, and a yoke cover over the bit line. To form the yoke cover, a laminate film is first formed over the bit line, the laminate film having a first barrier metal layer, a magnetic layer, and a second barrier metal layer which are formed successively over the bit line. Then, the laminate film is subjected to: reactive ion etching with a gas mixture of a carbon tetrafluoride (CF | 12-08-2011 |
20120313801 | AD CONVERTER - To provide a highly accurate and small AD converter. The AD converter converts an analog voltage Vin into a digital code DC of N-bit, and includes memory blocks MB | 12-13-2012 |
Takashi Maejima, Kyoto-Shi JP
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20140097049 | BRAKE LINING FOR RAILWAY VEHICLES AND DISC BRAKE EQUIPPED WITH THE SAME - A disc brake for railway vehicles includes a brake disc fixed to a wheel or an axle of a railway vehicle and a brake lining configured to be pressed against a frictional surface of the brake disc by a brake caliper. The brake lining includes a plurality of friction members arranged to be spaced from each other, each of the friction members having a surface that faces the frictional surface of the brake disc, a metallic backing secured to back surfaces of the friction members, and a base plate supporting the friction members on the back surface side via spring members. The base plate is mounted to a brake caliper; wherein the friction members are provided in pairs with each pair being formed by two adjacent ones of the friction members, and the metallic backing is a one-piece member provided for each pair of the friction members. | 04-10-2014 |
Takashi Maejima, Kyoto JP
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20120325598 | BRAKE LINING FOR RAILROAD CAR - A brake lining for a railroad car has a frictional surface on a brake disc that is pressed by a brake caliper. Friction bodies are pressed against the frictional surface of the brake disc and a back plate is mounted to the caliper to support the friction bodies. Each of the friction bodies is formed with a friction material which contacts the brake disc frictional surface, and has a base plate attached on the back plate side of the friction material. The base plate has a protrusion formed on its back side. On the friction body side of the back plate there is formed a groove which contacts the protrusion formed on the base plate. A disc spring or a spherical-seated structure is disposed between the base plate of each friction body and the back plate. Friction bodies are prevented from rotating at their attached places, without adding new components. | 12-27-2012 |
Takeshi Maejima, Fujisawa-Shi JP
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20140142012 | GREASE COMPOSITION FOR EV/HEV DRIVING MOTOR BEARING AND EV/HEV DRIVING MOTOR BEARING - A grease composition for EV/HEV driving motor bearing, containing a diurea thickener of the following formula (A): | 05-22-2014 |
Takeshi Maejima, Kanagawa JP
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20110142388 | BALL BEARING AND HYBRID VEHICLE TRANSMISSION - A ball bearing includes an inner ring having a raceway surface, an outer ring having a raceway surface, a plurality of rolling elements rollably disposed between the raceway surface of the inner ring and the raceway surfaces of the outer ring, and a resin cage configured to retain the plurality of rolling elements between the inner ring and the outer ring. The cage is a crown type cage having an annular base portion and a plurality of pockets formed in an axial end face of the annular base portion, in which the pockets retain the rolling elements. An axial distance between an axial position of a center of gravity of the cage and a curvature center of a spherical or cylindrical inner surface of each of the pockets is 0.6 or more times a radius of curvature of the inner surface. A hybrid vehicle transmission has this ball bearing. | 06-16-2011 |
20130322802 | BALL BEARING AND HYBRID VEHICLE TRANSMISSION - A ball bearing includes an inner ring having a raceway surface, an outer ring having a raceway surface, a plurality of rolling elements rollably disposed between the raceway surface of the inner ring and the raceway surfaces of the outer ring, and a resin cage configured to retain the plurality of rolling elements between the inner ring and the outer ring. The cage is a crown type cage having an annular base portion and a plurality of pockets formed in an axial end face of the annular base portion, in which the pockets retain the rolling elements. An axial distance between an axial position of a center of gravity of the cage and a curvature center of a spherical or cylindrical inner surface of each of the pockets is 0.6 or more times a radius of curvature of the inner surface. A hybrid vehicle transmission has this ball bearing. | 12-05-2013 |
Taketo Maejima, Amagasaki-Shi JP
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20130087014 | FORGED CRANKSHAFT - To provide a forged crankshaft having an excellent wear resistance. The forged crankshaft according to the present embodiment includes a non-heat treated steel material. The non-heat treated steel material has a chemical composition which contains, by mass %, C: 0.45 to 0.70%, Si: 0.75 to 1.30%, Mn: 1.00 to 2.00%, S: 0.03 to 0.30%, Cr: 0.05 to 0.30%, Al: 0.005 to 0.050%, and N: 0.005 to 0.020%, the balance being Fe and impurities, and satisfies the following Formula (1): | 04-11-2013 |
Takuji Maejima, Shizuoka JP
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20080234483 | Fasudil-Containing Preparation and Method of Improving Stability Thereof - Fasudil-containing preparations that despite the us of a container excelling in the visibility of contents without particularly blocking of light, exhibit high stability against light; and a method of improving the stability of the preparations against light of storing the same. By regulating the pH value of aqueous solution of fasudil charged in a colorless transparent container to ≦5.5, there can be provided fasudil-containing preparations excelling in stability against light; and can be provided a method of improving the stability of the aqueous solution of fasudil against light, or storing the same. | 09-25-2008 |
Toshio Maejima, Hamamatsu-Shi JP
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20120068676 | VOLTAGE GENERATION CIRCUIT - A voltage generation circuit includes a voltage detection circuit that generates a detection voltage according to an output voltage, a reference voltage generation circuit that generates a reference voltage which changes periodically, a comparison circuit that generates a control signal according to a result of a comparison between the detection voltage and the reference voltage, wherein control pulses each having a pulse width according to the detection voltage are sequentially appeared in the control signal, and a driving pulse generation circuit that generates a driving pulse corresponding to the control pulse and supplies the generated driving pulse to a transistor connected to a DC power source when the pulse width of the control pulse exceeds a predetermined width, and stops generating the driving pulse when the pulse width of the control pulse becomes smaller than the predetermined width. | 03-22-2012 |
Toshio Maejima, Iwata-Shi JP
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20090115388 | DC/DC converter - A DC/DC converter is constituted of a switching element (e.g., a MOS transistor), an LC low-pass filter constituted of an inductor and a capacitor, and a control circuit for controlling the on/off timing of the switching element such that the output voltage is set to a predetermined voltage value. A series circuit (serving as a snubber circuit) constituted of a resistor and a switch is further connected in parallel with the inductor. The control circuit closes the switch so that the resistor is connected in parallel with the inductor in a resonance mode of the LC low-pass filter. Thus, it is possible to dissipate energy accumulated in the inductor in a short time without using a relatively large circuit scale, thus avoiding the occurrence of ringing. | 05-07-2009 |
20110063027 | Class-D amplifier - A class-D amplifier for generating from an input signal a digital signal for driving a load, includes an output limit instruction generating section that detects that the digital signal falls outside a limit range and that outputs an output limit instruction signal, an attenuation instruction pulse generating section that includes an integrator for integrating the output limit instruction signal and that outputs a periodical attenuation instruction pulse having pulse width corresponding to an integrated value in the integrator, an attenuating section provided in an input path for the input signal and that attenuates the input signal based on the attenuation instruction pulse, and a mute control section that controls the integrated value in the integrator independently of the output limit instruction signal to control an amount of the attenuation of the attenuating section applied to the input signal. | 03-17-2011 |
20110140941 | Voltage adder circuit and D/A converter circuit - A voltage adder circuit includes an amplifier circuit having a first operational amplifier and into which a first voltage is input, a circuit that supplies an output current to the amplifier circuit, and a current providing section that detects the output current of the circuit and supplies an output current equal to the output current of the circuit in magnitude so that the output current of the circuit is prevented from inputting to or outputting from the first operational amplifier through an output terminal of the first operational amplifier. A second voltage is input into the circuit. | 06-16-2011 |
20120068675 | Voltage generation circuit - A voltage generation circuit includes a voltage detection circuit that generates a detection voltage according to an output voltage, a reference voltage generation circuit that generates a reference voltage which changes periodically, a comparison circuit that generates a control signal according to a result of a comparison between the detection voltage and the reference voltage, wherein control pulses each having a pulse width according to the detection voltage are sequentially appeared in the control signal, and a driving pulse generation circuit that generates a driving pulse corresponding to the control pulse and supplies the generated driving pulse to a transistor connected to a DC power source when the pulse width of the control pulse exceeds a predetermined width, and stops generating the driving pulse when the pulse width of the control pulse becomes smaller than the predetermined width. | 03-22-2012 |
20140118048 | Offset Cancel Circuit - An offset cancel circuit includes a first amplifying section, a second amplifying section, a third resistor connected between a non-inverting input terminal of the first amplifying section and a non-inverting input terminal of the second amplifying section, and a current source. In the offset cancel circuit, the current source causes a constant current to flow through the third resistor to cancel an offset voltage from output signals of first and second amplifying sections, the constant current corresponding to the offset voltage contained in first and second output signals output from a bridge resistance type sensor. | 05-01-2014 |
20140144229 | Signal Processing Device and Amplifier - A signal processing device includes: an amplifier, a bandwidth of which can be switched, and a controller which is configured to perform control to operate the amplifier in a wide bandwidth for a constant time after start of a signal input to the amplifier and then operate the amplifier in a narrow bandwidth thereafter. | 05-29-2014 |
Toshio Maejima, Shizuoka-Ken JP
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20090115514 | Class D amplifier - A class D amplifier includes: an amplifier that generates a digital signal for driving a load based on an input signal; an attenuator that attenuates the input signal according to an attenuation command signal; and a clip prevention controller that outputs the attenuation command signal to intermittently attenuate the input signal when the digital signal is brought into a clip state or a near-clip state. | 05-07-2009 |
20110221529 | CLASS D AMPLIFIER - A class D amplifier includes an amplifier that generates a digital signal for driving a load based on an input signal, an attenuator that attenuates the input signal according to an attenuation command signal, and a clip prevention controller that outputs the attenuation command signal to intermittently attenuate the input signal when the digital signal is brought into a clip state or a near-clip state. | 09-15-2011 |
Yasuhito Maejima, Yokohama JP
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20100054185 | Wireless Access Network, Communication Quality Management Apparatus, and Wireless Base Station - A communication quality management equipment connected via a control line to a plurality of wireless base stations within a wireless access network, acquires quality information of a wireless line at a present position of a mobile terminal, resource information as to a wireless line of each of the wireless base stations, and use information as to a network line of each of the wireless base stations from the respective wireless base stations in a periodic manner, or in response to an instruction issued from the communication quality management equipment, and then judges a communication quality at each of the present positions of the mobile terminal; forms communication quality map information in which the judged communication qualities have been defined in correspondence with the positional information, and transmits the formed communication quality map information to the mobile terminal in accordance with a request from the mobile terminal. | 03-04-2010 |
Yasushi Maejima, Chiba JP
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20090081056 | Molecular Pump And Flange - To form a shock absorbing structure more easily. | 03-26-2009 |
20120141254 | VACUUM PUMP AND MEMBER USED FOR VACUUM PUMP - To provide a vacuum pump in which possibilities of decreased exhaust performance and gas leakage at the time of breakage of a rotor are lessened, in the case where a rotating part closes the inside opening portion of an exhaust outlet portion to decrease the height dimension of the vacuum pump, and further a connector lead wire is installed, easily. | 06-07-2012 |
20120143390 | VACUUM PUMP - To provide a vacuum pump capable of performing temperature control using one or more heating devices or cooling devices fewer than the number of temperature sensors arranged in the pump. | 06-07-2012 |
Yasushi Maejima, Katsushika JP
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20130164124 | EXHAUST PUMP - Provided is an exhaust pump that is suitable for enhancing durability, processability of connecting opening portions in a pump production stage, and evacuation performance. An exhaust pump includes: a cylindrical rotating member; a support unit of the cylindrical rotating member; a driving unit for rotationally driving the cylindrical rotating member; an outer cylindrical fixed member disposed so as to surround the outer periphery of the cylindrical rotating member; an inner cylindrical fixed member disposed so as to be surrounded by the inner periphery of the cylindrical rotating member; a helical outer thread groove exhaust passage provided between the cylindrical rotating member and the outer cylindrical fixed member; a helical inner thread groove exhaust passage provided between the cylindrical rotating member and the inner cylindrical fixed member; connecting opening portions that are opened in the cylindrical rotating member and that lead a part of gas existing in the vicinity of the outer periphery of the cylindrical rotating member towards the inner thread groove exhaust passage. A gap between an upstream end of the connecting opening portions and lowermost stage rotor blades provided at the outer periphery of the cylindrical rotating member which is located upstream of the connecting opening portions has a dimension equal to or greater than a dimension that enables insertion, into the gap, of a tool for opening the connecting opening portions. | 06-27-2013 |
Yasushi Maejima, Yachiyo-Shi JP
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20150240822 | STATOR-SIDE MEMBER AND VACUUM PUMP - The invention provides a stator-side member which is arranged in a vacuum pump and which, without the provision of a heat insulation material, prevents the deposition of products at the lower side of a threaded groove pump unit, with this lower side being an area of high pressure where the deposition of products (deposits) occurs easily, and also provides a vacuum pump equipped with this stator-side member. A threaded groove spacer configured to have a coefficient of thermal conductivity lower than a predetermined value is arranged in a vacuum pump equipped with a threaded groove pump unit. (1) The threaded groove spacer is manufactured from a material having a coefficient of thermal conductivity lower than that of a member which opposes or comes into contact with the threaded groove spacer. Specifically, this material has a coefficient of thermal conductivity lower than that of aluminum or aluminum alloy, and is preferably any one of stainless steel, fiber-reinforced plastic, polyetherimide, and polyetheretherketone. (2) The threaded groove spacer is constituted by at least two or more parts. | 08-27-2015 |
20150240829 | ROTOR AND VACUUM PUMP EQUIPPED WITH SAME - A rotor of a vacuum pump has first and second cylindrical bodies and a connecting portion for connecting the end portions of the cylindrical bodies together. The first cylindrical body has a plurality of rotor blades on an outer circumferential surface thereof, and configures a blade exhaust portion when the rotor blades are arranged along an axial center of the vacuum pump alternately with a plurality of stator blades. The second cylindrical body configures a threaded groove exhaust portion when a threaded groove exhaust flow passage is formed at least on an inner circumference of the second cylindrical body. In this rotor, a balancing portion for the rotor is provided on an inner circumferential surface of the first cylindrical body or the connecting portion, and mass adding means is provided in the balancing portion. | 08-27-2015 |
Yasushi Maejima, Yachiyo-Shi, Chiba JP
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20160025096 | Vacuum Pump - An object is to reduce an adhesion amount of a product in a vacuum pump as a whole and effectively prevent occurrence of a trouble in a vacuum pump electric system due to a magnetic flux leak. A vacuum pump includes a rotor enclosed in a pump case, a rotating shaft fixed to the rotor, a supporting means that rotatably supports the rotating shaft, a driving means that rotates the rotating shaft, and thread-groove-exhaust-portion stators that form thread grove exhaust passages between the thread-groove-exhaust-portion stator and an outer circumferential side of or an inner circumferential side of the rotor. A heating portion is provided below the thread-groove-exhaust-portion stators. The heating portion includes a yoke, a coil, and a heating plate. The heating portion heats the yoke and the heating plate with electromagnetic induction heating by feeding an alternating current to the coil. | 01-28-2016 |
Yoji Maejima, Otsu-City JP
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20110002694 | OPTICAL DATA TRANSMISSION APPARATUS - An optical data transmission apparatus is provided, in which a first communication unit | 01-06-2011 |
20130156419 | OPTICAL DATA TRANSMISSION DEVICE, OPTICAL COMMUNICATION DEVICE, AND AUTOMATIC CONVEYANCE DEVICE - Reliable data transmission is secured without inviting large design changes by means of configuring an optical data transmission device in a manner so as to be provided with: data conversion units and optical communication control units that transmit to each of a first communication unit and a second communication unit disposed movably relative to one another an optical signal modulated in response to wired-line data input from a wired line, and that output wired-line data demodulated from the received optical signal to the wired line; a bit data input unit that receives input of bit data for emergency stops; a bit data output unit that outputs bit data for emergency stops; and bit data communication control units that control in a manner so as to transmit/receive input bit data via the optical communication control units using optical signals that are isolated from the optical signal corresponding to the wired-line data. | 06-20-2013 |
Yoshimitsu Maejima, Susono-Shi JP
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20130261928 | Operation Support Apparatus, Electronic Device, Electronic Control Unit and Control System - A vehicle control system has a main control apparatus, a plurality of relaying connector units, lower-level network lines provided in correspondence to the relaying connector units, and a plurality of electronic devices connected to the lower-level network lines. Moreover, the relaying connector unit monitors failure of the other relaying connector unit and upon detection of failure thereof, transmits an operation state transition request control signal, for transitioning the electronic apparatuses controlled by the other relaying connector unit to safe operation states which have been pre-defined for each of the electronic apparatuses, from an other line connection portion to the electronic apparatuses. | 10-03-2013 |
20140053395 | CRIMP MACHINE AND CRIMP SYSTEM - Disclosed is a crimp machine capable of eliminating product management for a relay connector per an ID. In the crimp machine, by a power source line, a ground line, and a signal line being positioned between a terminal mount table to which a crimp connector disposed in the relay connector is mounted and a crimp blade, and by the crimp blade being move close to a terminal mount table, the power source line, the ground line, and the signal line are thus crimped, wherein a connection terminal is disposed on the terminal mount table and an ID is made to output from the connection terminal. | 02-27-2014 |
Yumi Maejima, Yokohama-Shi JP
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20150063893 | WRITING INSTRUMENT OR APPLICATOR HAVING RESIN MOLDED PARTS - Provided is a writing instrument or an applicator using resin parts formed, by way of two-color molding, to have an optimal guiding clearance between slide members. A plurality of resin molded parts is included. At least one of the plurality of resin molded parts is formed as a primary molding, and at least another one of the resin molded parts is formed as a secondary molding, by way of two-color molding, using a portion of a surface of the primary molding. The primary molding and the secondary molding are separated to be used as independent members. In this case, the primary molding and the secondary molding are preferably configured to slide against each other by each separating portion. | 03-05-2015 |