Yuya
Masahiko Yuya, Kanagawa JP
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20110061628 | Internal combustion engine and starting method thereof - An internal combustion engine is ignition-combustion started with or without cranking by controlling the ignition-combustion based on combustion chamber pressure, or engine temperature, or piston position, or the time elapsed since the engine was stopped, or a combination of these considerations. | 03-17-2011 |
Masahiko Yuya, Yokohama-Shi JP
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20120160201 | ENGINE STARTING CONTROL APPARATUS - An engine starting control apparatus is basically provided with a motor control section, a valve timing control section and a start control section. The motor control section is configured to operate an electric motor to crank an engine with an output of the electric motor being adjustable. The valve timing control section is configured to operate a variable valve operating mechanism when the engine is started to change at least a close timing of an intake valve of the engine from an initial timing to a start timing such that the start timing is set closer to an intake bottom dead center during a single engine start as compared to the initial timing. The start control section is configured to adjust the output of the electric motor as the close timing of the intake valve changes from the initial timing to the start timing during the single engine start. | 06-28-2012 |
Masahiro Yuya, Tokyo JP
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20090195110 | LAMINATED CORE, METHOD AND APPARATUS FOR MANUFACTURING LAMINATED CORE, AND STATOR - A laminated core block includes a plurality of core members made of magnetic sheets stacked one on top of another, the plurality of core members including first and second core members which adjoin in a laminating direction, and a thermoplastic resin strand placed between the first and second core members. The thermoplastic resin strand is arranged to pass along one side surface of the first core member, between the first and second core members and along a side surface of the second core member on a side opposite to the aforementioned side surface of the first core member in this order. The first and second core members are bonded to each other by melting and curing the thermoplastic resin strand. | 08-06-2009 |
20110180216 | LAMINATED CORE, METHOD AND APPARATUS FOR MANUFACTURING LAMINATED CORE, AND STATOR - A laminated core block includes a plurality of core members made of magnetic sheets stacked one on top of another, the plurality of core members including first and second core members which adjoin in a laminating direction, and a thermoplastic resin strand placed between the first and second core members. The thermoplastic resin strand is arranged to pass along one side surface of the first core member, between the first and second core members and along a side surface of the second core member on a side opposite to the aforementioned side surface of the first core member in this order. The first and second core members are bonded to each other by melting and curing the thermoplastic resin strand. | 07-28-2011 |
20120151750 | METHOD FOR FABRICATING MOLDED STATOR OF ROTARY ELECTRIC MACHINE - Provided is a method for fabricating a molded stator of a rotary electric machine, the method comprising: a lamination step of laminating a plurality of core sheets each having a plurality of core pieces connected to one joining portion via bridge portions, thereby forming a divided-laminated-core group structure; a winding step of winding a coil on a teeth portion of each divided laminated core of the divided-laminated-core group structure; a cutting step of cutting the bridge portions, thereby separating the divided laminated cores wound with the coils; a temporary fixing step of temporarily fixing the divided laminated cores circularly arranged to form a stator; and a molding step of placing, in a mold, the stator into which a mold mandrel is inserted along the inner circumferential surface, and molding an outer circumferential surface of the stator with resin. | 06-21-2012 |
20140035428 | Stator of rotary electric machine, and manufacturing method therefor - A stator of a rotary electric machine, in which an insulating capacity higher than or equal to an insulating capacity of a flat portion of a stator core can be maintained at edge portions of the stator core. The stator of the rotary electric machine includes a core-sheet laminate that is formed by laminating a plurality of core sheets made of metal plates; a coating film that is made of an insulating paint coated on a surface of the core-sheet laminate; a stator coil that is made of a conductive wire wound around the core-sheet laminate via the coating film; and bobbins made of an insulating material, which are inserted between the coating film and the stator coil and prevent the conductive wire of the stator coil from contacting the coating film that is coated on edge portions of the core-sheet laminate, or relieve pressure caused by the contact. | 02-06-2014 |
Masato Yuya, Tokyo JP
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20150053311 | NITRIDED STEEL MEMBER AND MANUFACTURING METHOD THEREOF - A nitrided steel member including an iron nitride compound layer formed on a surface of a steel member having predetermined components, wherein: in X-ray diffraction peak intensity IFe | 02-26-2015 |
Masato Yuya, Nishinomiya-Shi JP
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20140034194 | STEEL FOR NITRIDING AND NITRIDED COMPONENT - A steel for nitriding having a chemical composition consisting of, by mass percent, C: 0.07-0.14%, Si: 0.10-0.30%, Mn: 0.4-1.0%, S: 0.005-0.030%, Cr: 1.0-1.5%, Mo: ≦0.05% (including 0%), Al: 0.010% or more to less than 0.10%, V: 0.10-0.25%, optionally at least one element selected from Cu: ≦0.30% and Ni: ≦0.25% [0.61Mn+1.11Cr+0.35Mo+0.47≦2.30], and the balance of Fe and impurities. P, N, Ti and O among the impurities are P: ≦0.030%, N: ≦0.008%, Ti: ≦0.005%, and O: ≦0.0030%. The steel is easily subjected to cutting before nitriding and suitable for use as an automobile ring gear. The nitrided component having a surface hardness of 650-900 HV, core hardness being ≧150 HV, and effective case depth of ≧0.15 mm has excellent bending fatigue strength and surface fatigue strength although the content of Mo is as low as ≦0.05% and has a small amount of expansion caused by nitriding. | 02-06-2014 |
Shigenori Yuya, Ashigara-Kami-Gun JP
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20110186131 | SUBSTRATE FOR SELENIUM COMPOUND SEMICONDUCTORS, PRODUCTION METHOD OF SUBSTRATE FOR SELENIUM COMPOUND SEMICONDUCTORS, AND THIN-FILM SOLAR CELL - A substrate for selenium compound semiconductor has at least a steel base and an aluminum base. The aluminum base is arranged on one end in a direction of lamination of the steel base and the aluminum base, the steel base is arranged on the other end in the direction. An alloy layer having a thickness of from 0.01 μm to 10 μm is formed between the steel base and the aluminum base. A thermal oxide film having a thickness of 6 nm or more is formed on a surface of the steel base opposite to the aluminum base. | 08-04-2011 |
20120273034 | METAL SUBSTRATE WITH INSULATION LAYER AND MANUFACTURING METHOD THEREOF, SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF, SOLAR CELL AND MANUFACTURING METHOD THEREOF, ELECTRONIC CIRCUIT AND MANUFACTURING METHOD THEREOF, AND LIGHT-EMITTING ELEMENT AND MANUFACTURING METHOD THEREOF - A metal substrate with an insulation layer includes a metal substrate having at least an aluminum base and an insulation layer formed on said aluminum base of said metal substrate. The insulation layer is a porous type anodized film of aluminum. The anodized film includes a barrier layer portion and a porous layer portion, and at least the porous layer portion has compressive strain at room temperature. a magnitude of the strain ranges from 0.005% to 0.25%. The anodized film has a thickness of 3 micrometers to 20 micrometers. | 11-01-2012 |
20120305049 | SOLAR CELL AND SOLAR CELL MANUFACTURING METHOD - A solar cell of a module type in which thin-film solar cells having a light absorbing layer made of a compound semiconductor are joined in series on a single substrate. The substrate includes a base made of a ferritic stainless steel, an aluminum layer formed on at least one surface of the base, and an insulation layer having a porous structure obtained by anodizing a surface of the aluminum layer. The insulation layer exhibits compressive stress at room temperature. | 12-06-2012 |
20120306040 | INSULATING METAL SUBSTRATE AND SEMICONDUCTOR DEVICE - An insulating metal substrate is used for a semiconductor device such as a solar cell. The substrate includes a metal base made of steel, iron-based alloy steel or titanium, an aluminum layer and an insulating layer obtained by anodizing aluminum. An alloy layer primarily made of an alloy of a composition expressed by Al | 12-06-2012 |
20140097090 | ANODIZING DEVICE, CONTINUOUS ANODIZING DEVICE, AND FILM FORMING METHOD - An anodizing device has: a power supply drum that supports, in close contact therewith, a web consisting of an anodizable metal and has a part configured with a conductive material, to which the web is closely attached; a counter electrode provided facing the power supply drum; an electrolysis tank filled with an electrolyte, into which part of the power supply drum and the counter electrode are immersed; a protection member formed of a non-conductive material that protects the lateral direction end portions of the web supported by the power supply drum in close contact therewith and a portion of the power supply drum, to which the web is not closely attached, from the electrolyte; and a driver adapted to make the web and the protection member travel concurrently in the electrolyte in synchronization with the circumferential speed of the power supply drum. | 04-10-2014 |
Shigenori Yuya, Kanagawa JP
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20110192451 | METAL SUBSTRATE WITH INSULATION LAYER AND METHOD FOR MANUFACTURING THE SAME, SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME, AND SOLAR CELL AND METHOD FOR MANUFACTURING THE SAME - A metal substrate with an insulation layer has a metallic substrate having at least an aluminum base, and an insulation layer formed on the aluminum base of the metallic substrate. The insulation layer is a anodized film of aluminum that has a porous structure having plural pores and a Martens hardness of 1000 N/mm | 08-11-2011 |
Shigenori Yuya, Ashigarakami-Gun JP
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20140060617 | SEMICONDUCTOR DEVICE, SOLAR CELL MODULE, SOLAR CELL STRING, AND SOLAR CELL ARRAY - The semiconductor device has a conductive substrate formed from a conductive material, a nonconductive layer provided on at least part of the surface of the conductive substrate, plural semiconductor elements provided on this nonconductive layer, wiring that electrically connects the plural semiconductor elements, and at least one electrical connection part between the nonconductive layer and semiconductor elements or wiring. The semiconductor element for which the potential difference with the conductive substrate is the greatest is disposed in a position other than the geometric terminal of the arrangement created by the plural semiconductor elements. | 03-06-2014 |