Patent application number | Description | Published |
20120315418 | FIXING BELT - Provided is a fixing belt which has a high effect of preventing offset and the like and is capable of forming a clear image, which has high adhesion between a surface layer and another layer, and which has no problems in terms of appearance. The fixing belt includes a tubular base, a surface layer provided as an outermost layer and composed of a fluororesin A, and a primer layer provided in contact with the surface layer, wherein the primer layer is composed of a material obtained by mixing a fluorine-containing ion conductive agent, such as a fluorine-containing alkali metal salt, with a fluororesin B. | 12-13-2012 |
20130186563 | METHOD FOR ATTACHING GUIDE RING TO ROLLER AND JIG FOR ATTACHING GUIDE RING - A jig provided with a holding protrusion is used; a guide is overlaid on an outer circumferential surface of the holding protrusion; the guide ring is compressed toward an inner circumferential side through a decompression hole opened in the outer circumferential surface of the holding protrusion; the guide ring is brought into close contact with the outer circumferential surface of the holding protrusion; an adhesive is applied to an outer circumferential surface of the guide ring; the roller is overlaid on the guide ring; pressure reduction is released to return the guide ring to its original outer diameter and press the adhesive applied to the outer circumferential surface of the guide ring against an inner circumferential surface of the roller; and after adhesively fixing the guide ring to the inner circumferential surface, the roller is removed from the jig. | 07-25-2013 |
20140127513 | POLYIMIDE TUBE, METHOD FOR PRODUCING SAME, AND FIXING BELT - Provided are a polyimide tube that can be produced at a low cost and has good durability and a good offset property, a method for producing the polyimide tube, and a fixing belt which includes the polyimide tube as a base and which has good durability and a good offset property. Provided are a polyimide tube including a base resin containing a polyimide resin having good rigidity and a soft polyimide resin having good flexibility in a mass ratio of 30:70 to 70:30, 20% to 50% by volume of graphite, 3% by volume or more of a highly conductive carbon black particle, and 0.5% by volume or more of a carbon nanotube relative to the volume of the base resin, a method for producing the polyimide tube, and a fixing belt including the polyimide tube as a base. | 05-08-2014 |
Patent application number | Description | Published |
20140209250 | DETACHING APPARATUS AND DETACHING METHOD - In a detaching apparatus, a detachment starter bends one end part of a first plate-like body into a cylindrical or prismatic surface in a direction opposite to a second plate-like body, thereby forming a single and straight boundary line between an adhering region and a detached region. A separator increases a distance between a first holder holding the first plate-like body and a second holder holding the second plate-like body to separate the first and second plate-like bodies. | 07-31-2014 |
20140210133 | PATTERN FORMING APPARATUS AND PATTERN FORMING METHOD - A pattern forming apparatus comprises: a first holder which holds a blanket carrying a pattern forming material on one surface in a horizontal posture with a carrying surface for the pattern forming material faced up; a second holder which holds a plate for patterning the pattern forming material or a substrate, to which a pattern is transferred, as a processing object such that the processing object is proximate to and facing the carrying surface of the blanket held on the first holder; and a push-up unit which partially pushes up an effective area in a central part of the blanket from a lower surface side of the blanket to bring the effective area into contact with the processing object held on the second holder and moves along the lower surface of the blanket to change a push-up position of the blanket. | 07-31-2014 |
20140290839 | TRANSFER APPARATUS AND TRANSFER METHOD - A transfer apparatus includes a plurality of holders respectively coming into contact with a carrier and a roller member. Each of the holders is sequentially separated from the carrier in accordance with a movement of the roller member, moves to a retracted position where the holder does not interfere with the roller member, comes into contact with the other surface of the carrier again after the passage of the roller member, and moves in the direction away from the carrier while sucking the carrier by the suction unit. | 10-02-2014 |
Patent application number | Description | Published |
20110306294 | PORTABLE INFORMATION TERMINAL, PORTABLE INFORMATION SYSTEM, AND COMPUTER-READABLE STORAGE MEDIUM HAVING STORED THEREON PORTABLE INFORMATION TERMINAL CONTROL PROGRAM - When a portable information terminal operates in an unused state, a predetermined access point is searched for. As a result, when the predetermined access point is detected, a connection to the predetermined access point is established, and a predetermined data communication process is performed. | 12-15-2011 |
20120021703 | Portable Information System - An example portable information terminal has a used and an unused state and includes a wireless communication module configured to search for a predetermined access point at least when the portable information terminal operates in the unused state and a processor configured to, when the predetermined access point is detected, connect to the predetermined access point and perform a data communication process. | 01-26-2012 |
20120221734 | INFORMATION PROCESSING APPARATUS, COMPUTER-READABLE STORAGE MEDIUM HAVING INFORMATION PROCESSING PROGRAM STORED THEREIN, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING SYSTEM - A search for another information processing apparatus and a predetermined access point is automatically performed. When a result of the search is the other portable information processing apparatus, a process of automatically performing data communication with the other information processing apparatus is performed. On the other hand, when the result of the search is the access point, a process of automatically performing data communication via the access point is performed. | 08-30-2012 |
20140315493 | Information Processing Apparatus, Computer-Readable Storage Medium Having Information Processing Program Stored Therein, Information Processing Method, And Information Processing System - A search for another information processing apparatus and an access point is performed. When a result of the search is the other portable information processing apparatus, a process of performing data communication with the other information processing apparatus is performed. On the other hand, when the result of the search is the access point, a process of performing data communication via the access point is performed. | 10-23-2014 |
20140328337 | PORTABLE INFORMATION TERMINAL PORTABLE INFORMATION SYSTEM AND COMPUTER-READABLE STORAGE MEDIUM HAVING STORED THEREON PORTABLE INFORMATION TERMINAL CONTROL PROGRAM - When a portable information terminal operates in an unused state, a predetermined access point is searched for. As a result, when the predetermined access point is detected, a connection to the predetermined access point is established, and a predetermined data communication process is performed. | 11-06-2014 |
Patent application number | Description | Published |
20130001078 | SPUTTERING TARGET AND METHOD FOR PRODUCING SAME - [Problems to be Solved] | 01-03-2013 |
20140048414 | SPUTTERING TARGET AND METHOD FOR PRODUCING SAME - Provided are a sputtering target which has excellent machinability and is capable of forming a compound film that mainly contains Cu and Ga and a method for producing the sputtering target. The sputtering target of the present invention has a component composition that contains 20 to 40 at % of Ga, 0.1 to 3 at % of Sb, and the balance composed of Cu and unavoidable impurities. A method for producing the sputtering target includes a step of producing a starting material powder that is obtained by pulverizing at least Cu, Ga and Sb as simple substances or an alloy that contains two or more of these elements; and a step of subjecting the starting material powder to hot processing in a vacuum, in an inert atmosphere or in a reducing atmosphere, wherein Ga is contained in the starting material powder in the form of a Cu—Ga alloy or in the form of a Ga—Sb alloy. | 02-20-2014 |
20140251801 | SPUTTERING TARGET AND METHOD FOR PRODUCING SAME - Provided are a sputtering target which has excellent machinability and is capable of forming a compound film that mainly contains Cu and Ga and a method for producing the sputtering target. The sputtering target of the present invention has a component composition that contains 15 to 40 at % of Ga, 0.1 to 5 at % of Bi, and the balance composed of Cu and unavoidable impurities with respect to all metal elements in the sputtering target. The method for producing the sputtering target includes a step of melting at least Cu, Ga and Bi as simple substances or an alloy that contains two or more of these elements at 1,050° C. or higher to produce an ingot. | 09-11-2014 |
20150014156 | SPUTTERING TARGET AND PROCESS FOR PRODUCING SAME - Provided is a sputtering target which contains Na in high concentration and, despite this, is inhibited from discoloration, generating spots, and causing abnormal electrical discharge and which has high strength and rarely breaks. Also provided is a method for producing the sputtering target. The sputtering target has a component composition that contains 10 to 40 at % of Ga and 1.0 to 15 at % of Na as metal element components other than F, S, and Se, with the remainder composed of Cu and unavoidable impurities, wherein the Na is contained in the form of at least one Na compound selected from sodium fluoride, sodium sulfide, and sodium selenide. The sputtering target has a theoretical density ratio of 90% or higher, a flexural strength of 100 N/mm | 01-15-2015 |
Patent application number | Description | Published |
20120142005 | METHOD FOR SCREENING OF REGENERATIVE MEDICINE - A method for screening for a substance capable of regulating the regeneration, proliferation or differentiation of a cell or an organ, which comprises the steps of: (1) allowing a cell having a regenerative, proliferative or differentiative capability to form an embryoid body; (2) treating the embryoid body produced in step (1) with a digestive enzyme to prepare single cells from the embryoid body; (3) seeding the cells prepared in step (2) onto an adhesive plate, and adding a candidate substance to the plate to perform adhesion culturing of the cells on the plate; (4) conducting quantitative and simultaneous analysis of the levels of expression of at least two types of genes involved in the regeneration, proliferation or differentiation of cells after the adhesion culturing of step (3); and (5) evaluating the influence of the candidate substance on the regeneration, proliferation or differentiation of cells based on the results of the quantitative analysis obtained in step (4). | 06-07-2012 |
20130210060 | METHOD OF PRODUCING PANCREATIC HORMONE-PRODUCING CELLS - Disclosed is a production method of pancreatic hormone-producing cells in a form that mimics the pancreatogenesis, the method comprising subjecting stem cells to the following steps: (1) cultivating stem cells in a medium containing a Rho kinase inhibitor, (2) cultivating the cells obtained in (1) in a medium containing a GSK3 inhibitor, (3) cultivating the cells obtained in (2) in a medium containing GSK3 inhibitor and an activator of activin receptor-like kinase-4,7, (4) forming a cell mass from the cells obtained in (3), and cultivating the cell mass in a suspension state in a medium, (5) cultivating the cells obtained in (4) in a medium containing a retinoic acid receptor agonist, an inhibitor of AMP-activated protein kinase and/or activin receptor-like kinase-2,3,6, an inhibitor of activin receptor-like kinase-4,5,7 and a cell growth factor, and (6) cultivating the cells obtained in (5). | 08-15-2013 |
Patent application number | Description | Published |
20120170173 | ELECTRODE FOIL AND CAPACITOR USING SAME - An electrode foil includes a substrate and a coarse film layer having a void therein and formed on the substrate. The coarse film layer includes at least a first coarse film layer formed on the substrate. The first coarse film layer is composed of arrayed first columnar bodies. Each of the first columnar bodies is composed of metallic microparticles stacked on a surface of the substrate and extending in a curve from the surface of the substrate. | 07-05-2012 |
20120176727 | ELECTRODE FOIL, PROCESS FOR PRODUCING SAME, AND CAPACITOR USING ELECTRODE FOIL - An electrode-foil includes a foil having a metal layer on the surface thereof, a first dielectric film formed on the metal layer, and a second dielectric film formed on the first dielectric film. The first dielectric film is composed of a metal oxide of a metal constituting the metal layer. The thickness of the first dielectric film is greater than 0 nm and less than 10 nm. The second dielectric film is predominantly composed of a metal compound different from the metal oxide of the first dielectric film. | 07-12-2012 |
20120200985 | ELECTRODE FOIL AND CAPACITOR USING SAME - Electrode foil includes an aluminum alloy having a composition in a region at least 10 μm deep from a surface of the foil. The composition includes aluminum as a main component and zirconium of at least 0.03 at % and at most 0.5 at %. | 08-09-2012 |
20140036416 | ELECTRODE FOIL AND METHOD FOR MANUFACTURING SAME, AND CAPACITOR - An electrode foil including a substrate made of metal material, a first layer made of metal oxide and formed on the substrate, a second layer made of TiNxOy (x>y>0) and formed on the first layer, and a third layer made of TiNxOy (002-06-2014 | |
Patent application number | Description | Published |
20120219306 | IMAGE FORMING APPARATUS THAT DETECTS TRANSITION BETWEEN PATCH IMAGES - An image forming apparatus includes a detection unit configured to irradiate a patch image formed on a recording material with light, and detect light intensities at a plurality of wavelengths in the light reflected from the patch image; and a determination unit configured to determine that a patch image for which the detection unit is detecting light intensities has transitioned from a first patch image to a second patch image, wherein the determination unit is further configured to determine that the patch image for which the detection unit is detecting has transitioned, in a case where a light intensity at a wavelength for identification of a patch image to be identified, has varied by an amount greater than a first threshold corresponding to that wavelength for identification. | 08-30-2012 |
20120328312 | IMAGE FORMING APPARATUS WITH SPECTRAL DATA DETECTION UNIT - An apparatus includes a unit configured to judge a border between two patch images among a plurality of patch images formed on the recording material, based on change in the amount of the light beam of at least one noticed wavelength detected by a detection unit; a unit configured to calculate a color value of a patch image from the amount of the light beam of each wavelength detected by the detection unit; and a control unit configured to control an accumulation period of charge for the photoelectric conversion at the detection unit. The control unit is further configured to make the accumulation period of the detection unit shorter when judging the border between the two patch images than when calculating the color value of each of the two patch images. | 12-27-2012 |
20130236206 | POWER SUPPLY DEVICE AND IMAGE FORMING APPARATUS - The power supply device includes a transformer, a switching unit for driving a primary side of the transformer, a detection unit for detecting an output corresponding to a current flowing on the primary side, a transmission unit for transmitting an output voltage from a secondary side to the primary side, and a control unit for controlling an operation of the switching unit in accordance with an output from the transmission unit, in which, when a switching frequency for driving the switching unit falls within a predetermined frequency range including a resonant frequency of the transformer, the control unit controls the switching unit so as to shorten a turn-ON time of the switching unit in accordance with an output from the detection unit. | 09-12-2013 |
20130328987 | IMAGE FORMING APPARATUS - An image forming apparatus includes a control unit. The control unit is capable of executing a first mode for forming a toner image on the photosensitive member that rotates at a first speed and a second mode for forming a toner image on the photosensitive member that rotates at a second speed slower than the first speed, and the control unit causes the light illumination unit to perform the weak exposure in the first mode without thinning the scanning surface of the deflection scanning unit and perform the weak exposure in the second mode while thinning the scanning surface of the deflection scanning unit. | 12-12-2013 |
Patent application number | Description | Published |
20110031216 | SYNCHRONIZED RADIO FREQUENCY PULSING FOR PLASMA ETCHING - Methods for processing a substrate are provided herein. In some embodiments, a method of etching a dielectric layer includes generating a plasma by pulsing a first RF source signal having a first duty cycle; applying a second RF bias signal having a second duty cycle to the plasma; applying a third RF bias signal having a third duty cycle to the plasma, wherein the first, second, and third signals are synchronized; adjusting a phase variance between the first RF source signal and at least one of the second or third RF bias signals to control at least one of plasma ion density non-uniformity in the plasma or charge build-up on the dielectric layer; and etching the dielectric layer with the plasma. | 02-10-2011 |
20110186545 | FEEDFORWARD TEMPERATURE CONTROL FOR PLASMA PROCESSING APPARATUS - Methods and systems for controlling temperatures in plasma processing chamber with reduced controller response times and increased stability. Temperature control is based at least in part on a feedforward control signal derived from a plasma power input into the processing chamber. A feedforward control signal compensating disturbances in the temperature attributable to the plasma power may be combined with a feedback control signal counteracting error between a measured and desired temperature. | 08-04-2011 |
20130213935 | SYNCHRONIZED RADIO FREQUENCY PULSING FOR PLASMA ETCHING - Methods for processing a substrate are provided herein. In some embodiments, a method of etching a dielectric layer includes generating a plasma by pulsing a first RF source signal having a first duty cycle; applying a second RF bias signal having a second duty cycle to the plasma; applying a third RF bias signal having a third duty cycle to the plasma, wherein the first, second, and third signals are synchronized; adjusting a phase variance between the first RF source signal and at least one of the second or third RF bias signals to control at least one of plasma ion density non-uniformity in the plasma or charge build-up on the dielectric layer; and etching the dielectric layer with the plasma. | 08-22-2013 |
20140342570 | ETCH PROCESS HAVING ADAPTIVE CONTROL WITH ETCH DEPTH OF PRESSURE AND POWER - The disclosure concerns a plasma-enhanced etch process in which chamber pressure and/or RF power level is ramped throughout the etch process. | 11-20-2014 |
20150041061 | RECURSIVE PUMPING FOR SYMMETRICAL GAS EXHAUST TO CONTROL CRITICAL DIMENSION UNIFORMITY IN PLASMA REACTORS - Embodiments of the present invention provide apparatus and methods for reducing non-uniformity and/or skews during substrate processing. One embodiment of the present invention provides a flow equalizer assembly for disposing between a vacuum port and a processing volume in a processing chamber. The flow equalizing assembly includes a first plate having at least one first opening, and a second plate having two or more second openings. The first and second plates define a flow redistributing volume therebetween, and the at least one first opening and the two or more second openings are staggered. | 02-12-2015 |
20150072530 | METHODS FOR ETCHING MATERIALS USING SYNCHRONIZED RF PULSES - Embodiments of the present invention provide methods for etching a material layer using synchronized RF pulses. In one embodiment, a method includes providing a gas mixture into a processing chamber, applying a first RF source power at a first time point to the processing chamber to form a plasma in the gas mixture, applying a first RF bias power at a second time point to the processing chamber to perform an etching process on the substrate, turning off the first RF bias power at a third time point while continuously maintaining the first RF source power on from the first time point through the second and the third time points, and turning off the first RF source power at a fourth time point while continuously providing the gas mixture to the processing chamber from the first time point through the second, third and fourth time points. | 03-12-2015 |
Patent application number | Description | Published |
20110224385 | RESIN COMPOSITION COMPRISING A CYCLIC CARBODIIMIDE - A resin composition which comprises a polyester and is free from a smell produced from a free isocyanate compound. | 09-15-2011 |
20110237755 | METHOD OF USING A CYCLIC CARBODIIMIDE - A method of sealing an end of a polymer with a carbodiimide compound without liberating an isocyanate compound. | 09-29-2011 |
20110251384 | CYCLIC CARBODIIMIDE COMPOUNDS - A cyclic carbodiimide compound which is useful as an end-sealing agent for polymer compounds. The cyclic carbodiimide compound is represented by the following formula (i): | 10-13-2011 |
20120184166 | FIBER AND FIBER STRUCTURE - Provided is a fiber containing a composition obtained by mixing a compound having at least a ring structure containing one carbodiimide group, the first nitrogen and second nitrogen thereof being linked together through a linking group, with a polymer compound having an acidic group. Also provided is a fiber structure made thereof. A fiber and a fiber structure, which have improved hydrolysis resistance and from which no free isocyanate compounds are produced, can be provided. | 07-19-2012 |
20120289625 | POLYLACTIC ACID COMPOSITION - A resin composition which comprises polylactic acid, does not release an isocyanate group at the time of production and has excellent hydrolysis resistance and a low environmental burden. | 11-15-2012 |
20120302676 | FILM - Provided is a film made of a composition obtained by mixing a compound at least having a ring structure containing one carbodiimide group, the first nitrogen and second nitrogen thereof being linked together through a linking group, with a polymer compound having an acidic group. A film which has improved hydrolysis resistance and from which no free isocyanate compounds are produced can be provided. | 11-29-2012 |
20130005875 | RESIN COMPOSITION COMPRISING A CYCLIC CARBODIIMIDE - A resin composition which comprises a polyester and is free from a smell produced from a free isocyanate compound. The resin composition comprises a polyester (component A) whose end is modified and a compound including a cyclic structure having one carbodiimide group whose first nitrogen and second nitrogen are bonded together by a bond group (component B). | 01-03-2013 |
20130085273 | PROCESS FOR PRODUCING AN INTERMEDIATE FOR A CYCLIC CARBODIIMIDE COMPOUND - A process for producing an intermediate for a cyclic carbodiimide compound. | 04-04-2013 |
20130085274 | PROCESS FOR THE PRODUCTION OF A CARBODIIMIDE - A process for the production of a carbodiimide, comprising the steps of:
| 04-04-2013 |
20150051324 | RESIN COMPOSITION - A resin composition including an aromatic polyester resin and having high levels of hydrolysis resistance and moldability is provided. The resin composition includes an aromatic polyester resin having a terminal carboxyl group content of not more than 30 eq/ton (component A), a cyclic carbodiimide compound having at least two carbodiimide rings, each having only one carbodiimide group (component B), and a polyvalent hydroxyl group-containing compound having a hydroxyl value of not less than 200 (component C). | 02-19-2015 |
Patent application number | Description | Published |
20120201565 | SEAL MEMBER FOR PREVENTING LEAKAGE OF MICRO-POWDER FROM ROTATING BODY - Disclosed is a seal member for micro-powder, wherein the sealing properties of toner which is micro-powder for a developing roller or the like, such as an electro-photographic image processor or copying machine have been improved. Specifically disclosed is a seal member ( | 08-09-2012 |
20130147122 | SEALING MEMBER COMPRISING WOVEN FABRIC - A sealing member for preventing leakage of powder from a rotating body, can prevent escape of powder under low load and with little yarn, which has excellent wear resistance. | 06-13-2013 |
20140001014 | High-Speed Conveyor Belt Comprising Woven Fabric and Apparatus Employing Same | 01-02-2014 |
20140083824 | CONVEYER BELT AND APPARATUS - A conveyor belt comprising knit fabric of high practicality, and an apparatus which uses such a conveyor belt. The conveyor belt includes weft knit fabric. Suction of air from below belt(s) is used to convey sheet-like and/or small thing(s) which are object(s) to be conveyed that are placed. The strength of filament(s) of knit fabric at side end(s) is adequately maintained. Loops exhibit mutual intertwining of filament(s) Pitch Ps of loops in width direction is formed so as to be smaller than pitch Pg of loops in conveying direction. Adjacent loops are mutually flattened and filament(s) of loop(s) are entangled, mutual intertwining of filament(s) causes knit fabric to have suppressed percentage elongation and increased strength in conveying direction, fraying of filament(s) at side end(s) of belt(s) is prevented, and strength is adequately increased. | 03-27-2014 |
Patent application number | Description | Published |
20120070578 | METHOD FOR PRODUCING TITANIUM METAL - Disclosed is a method for producing titanium metal, which comprises: (a) a step in which a mixed gas is formed by supplying titanium tetrachloride and magnesium into a mixing space that is held at an absolute pressure of 50-500 kPa and at a temperature not less than 1700° C.; (b) a step in which the mixed gas is introduced into a deposition space; (c) a step in which titanium metal is deposited and grown on a substrate for deposition; and (d) a step in which the mixed gas after the step (c) is discharged. In this connection, the deposition space has an absolute pressure of 50-500 kPa, the substrate for deposition is arranged in the deposition space, and at least a part of the substrate for deposition is held within the temperature range of 715-1500° C. | 03-22-2012 |
20130255443 | TITANIUM METAL PRODUCTION APPARATUS AND PRODUCTION METHOD FOR TITANIUM METAL - A titanium metal production apparatus is provided with (a) a first flow channel that supplies magnesium in a state of gas, (b) a second flow channel that supplies titanium tetrachloride in a state of gas, (c) a gas mixing section in which the magnesium and titanium tetrachloride in a state of gas are mixed and the temperature is controlled to be 1600° C. or more, (d) a titanium metal deposition section in which particles for deposition are arranged so as to be movable, the temperature is in the range of 715 to 1500° C., and the absolute pressure is 50 kPa to 500 kPa, and (e) a mixed gas discharge section which is in communication with the titanium metal deposition section. | 10-03-2013 |
20130255445 | DEVICE FOR PRODUCING TITANIUM METAL, AND METHOD FOR PRODUCING TITANIUM METAL - A device for producing titanium metal comprises (a) a first heating unit that heats and gasifies magnesium and a first channel that feeds the gaseous magnesium, (b) a second heating unit that heats and gasifies titanium tetrachloride so as to have a temperature of at least 1600° C. and a second channel that feeds the gaseous titanium tetrachloride, (c) a venturi section at which the second channel communicates with an entrance channel, the first channel merges into a throat and as a result the magnesium and the titanium tetrachloride combine in the throat and a mixed gas is formed in the exit channel, and in which the temperature of the throat and the exit channel is regulated to be at least 1600° C., (d) a titanium metal deposition unit that communicates with the exit channel and has a substrate for deposition with a temperature in the range of 715-1500° C., and (e) a mixed gas discharge channel that communicates with the titanium metal deposition unit. | 10-03-2013 |
Patent application number | Description | Published |
20130078369 | PRODUCTION METHOD OF RARE EARTH MAGNET | 03-28-2013 |
20130195710 | METHOD FOR MANUFACTURING RARE-EARTH MAGNET - Provided is a manufacturing method of a rare-earth magnet capable of penetrant-diffusing a modifier alloy to increase a coercive force (especially a coercive force under a high-temperature atmosphere) at a temperature lower than the conventional method for manufacturing a rare-earth magnet without using heavy rare-earth metals such as Dy and Tb, and accordingly capable of manufacturing a high coercivity rare-earth magnet at the lowest cost possible. A method for manufacturing a rare-earth magnet includes the steps of: first step of pressing-forming powder as a rare-earth magnet material to form a compact S, the powder including a RE-Fe—B main phase MP (RE: at least one type of Nd and Pr) and a RE-X alloy (X: metal element) grain boundary phase surrounding the main phase; and second step of bringing a modifier alloy M into contact with the compact S or a rare-earth magnet precursor C obtained by hot deformation processing of the compact S, followed by heat treatment to penetrant-diffuse melt of the modifier alloy M into the compact S or the rare-earth magnet precursor C to manufacture the rare-earth magnet RM, the modifier alloy including a RE-Y (Y: metal element and not including a heavy rare-earth element) alloy having a eutectic or a RE-rich hyper eutectic composition. | 08-01-2013 |
20130248754 | PRODUCTION METHOD OF RARE EARTH MAGNET - The method of the present invention produces a rare earth magnet, which is represented by a neodymium magnet (Nd | 09-26-2013 |
20130321112 | METHOD PRODUCING RARE EARTH MAGNET - A method of producing an R-T-B rare earth magnet that include forming an R-T-B (R: rare-earth element, T: Fe, or Fe and partially Co that substitutes for part of Fe) rare earth alloy powder into a compact and performing hot working on the compact, wherein the hot working is performed in a direction that is different from the direction in which the forming was performed. | 12-05-2013 |
20130323111 | METHOD OF PRODUCTION OF RARE EARTH MAGNET - The present invention provides a method of production of a rare earth magnet which achieves high magnetization by hot working and at the same time secures high coercivity. | 12-05-2013 |
20140242267 | RARE-EARTH MAGNET AND METHOD FOR PRODUCING THE SAME - Provided is a rare-earth magnet containing no heavy rare-earth metals such as Dy or Tb in a grain boundary phase, has a modifying alloy for increasing coercivity (in particular, coercivity under a high-temperature atmosphere) infiltrated thereinto at lower temperature than in the conventional rare-earth magnets, has high coercivity, and has relatively high magnetizability, and a production method therefor. The rare-earth magnet RM includes a RE-Fe—B-based main phase MP with a nanocrystalline structure (where RE is at least one of Nd or Pr) and a grain boundary phase BP around the main phase, the grain boundary phase containing a RE-X alloy (where X is a metallic element other than heavy rare-earth elements). Crystal grains of the main phase MP are oriented along the anisotropy axis, and each crystal grain of the main phase, when viewed from a direction perpendicular to the anisotropy axis, has a plane that is quadrilateral in shape or has a close shape thereto. | 08-28-2014 |
20140260800 | METHOD FOR PRODUCING MAGNETIC POWDER FOR FORMING SINTERED BODY THAT IS PRECURSOR OF RARE-EARTH MAGNET - A method for producing magnetic powder for forming a sintered body that is a precursor of a rare-earth magnet. Provided is a method for producing magnetic powder for forming a sintered body that is a precursor of a rare-earth magnet, which can produce magnetic powder with a structure containing optimal nanosized crystal grains by accurately and efficiently sorting out magnetic powder containing no coarse grains in the structure thereof. A method for producing magnetic powder p for forming a sintered body S that is a precursor of a rare-earth magnet, the sintered body S including an Nd—Fe—B-based main phase with a nanocrystalline structure, and a grain boundary phase around the main phase, and the rare-earth magnet being adapted to be formed by applying hot deformation processing to the sintered body S for imparting anisotropy thereto and diffusing an alloy for improving coercivity therein, the method including discharging a metal melt onto a chill roll R to produce a quenched ribbon B, and grinding the quenched ribbon B into grains in the size range of 50 to 1000 μm to produce magnetic powder in the mass range of 0.0003 to 03 mg; conducting a test to see whether or not the magnetic powder in the mass range adsorbs onto a magnet with a surface magnetic flux density of 2 mT or less, and sorting out magnetic powder p that has not adsorbed onto the magnet, as the magnetic powder for forming the sintered body S. | 09-18-2014 |
20140308441 | METHOD OF MANUFACTURING RARE-EARTH MAGNETS - A method of manufacturing rare-earth magnets includes, a first step of producing a compact C by subjecting a sintered body S, which is formed of a RE—Fe—B main phase MP having a nanocrystalline structure (where RE is at least one of neodymium and praseodymium) and a grain boundary phase BP of an RE—X alloy (where X is a metal element) located around the main phase, to hot plastic processing that imparts anisotropy; and a second step of producing a rare-earth magnet RM by melting a RE—Y—Z alloy which increases the coercive force of the compact C (where Y is a transition metal element, and Z is a heavy rare-earth element), together with the grain boundary phase BP, and liquid-phase infiltrating the RE—Y—Z alloy melt from a surface of the compact C. | 10-16-2014 |
Patent application number | Description | Published |
20120081193 | BAND ELIMINATION FILTER PROVIDING ATTENUATION WITHIN WIDE RANGE OF FREQUENCIES - In a band elimination filter, a plurality of capacitors are connected in parallel between first and second terminals of an electromagnetic noise source which generates voltage fluctuations in a connecting lead connected to the first terminal, with the capacitors being connected to the connecting lead at respectively corresponding branch points. For each capacitor, the total series inductance of a first circuit path is made less than that of a second circuit path, where the first circuit path extends from the corresponding branch point to the second terminal via the capacitor, and the second circuit path extended from that branch point to the first terminal of the electromagnetic noise source. A resistor is connected in series with at least one of the capacitors, for damping parallel resonance caused by inductance components of an adjacent pair of capacitors. | 04-05-2012 |
20120306217 | STARTER WITH NOISE REDUCTION DEVICE - A starter includes a motor, an electromagnetic switch, and a noise reduction device. The motor is connected to a power supply line via a motor lead line, and produces torque by power supplied from a battery. The electromagnetic switch includes an electric contact connected to the power supply line via a battery-side terminal and a motor-side terminal, and opens and closes the electric contact in conjunction with on-off operation of a solenoid. The noise reduction device includes at least one capacitor inserted between ground and the power supply line, and reduces noise produced from the motor. In the starter, a conductor is inserted between the motor-side terminal and the motor lead line as an inductance component capable of increasing an impedance of a starter equivalent circuit of the starter. The at least one capacitor is inserted between ground and one end of the conductor connected to the motor-side terminal. | 12-06-2012 |
20120306301 | NOISE REDUCTION DEVICE FOR STARTER - A noise reduction device for a starter includes a positive electrode connected to a power supply line via a branch wire, a grounding electrode connected to ground via a motor body of a motor, two capacitors connected in parallel with each other between the positive electrode and the grounding electrode, and a resin package into which the positive electrode and the grounding electrode are inserted and fixed. The package holds the two capacitors. The two capacitors include a capacitor body and two lead terminals extracted from the capacitor body in the same direction with respect to the capacitor body. The two capacitors are arranged in such a direction that the lead terminals of one thereof face the lead terminals of the other thereof across the positive electrode and the grounding electrode. The two lead terminals are joined to the positive electrode and the grounding electrode by welding. | 12-06-2012 |
20130082552 | STARTER INCLUDING NOISE REDUCTION FILTER - The starter includes an electromagnetic switch including an electrical contact interposed in a power supply line through a battery terminal and a motor terminal, a motor for generating torque by being supplied with electric power through the power supply line when the electrical contact is closed, and a noise reduction filter connected to the power supply line. The noise reduction filter includes a capacitor, a positive side lead plate connected to a first end of the capacitor and a negative side lead plate connected to a second end of the capacitor, the positive side lead plate being connected to the motor terminal through a lead wire, the negative side lead plate being fixed and connected to a frame of the motor. The frame of the motor is fitted with a lead wire fixing section made of insulating material for holding and fixing the lead wire. | 04-04-2013 |
20130082553 | STARTER INCLUDING NOISE REDUCTION FILTER - The starter includes a noise reduction filter having at least one capacitor, a positive side lead plate connected to a first end of the capacitor and a negative side lead plate connected to a second end of the capacitor, the positive side lead plate being connected to a motor lead wire of a motor through a connection fitting, the negative side lead plate being fixed and ground-connected to a frame of the motor. The connection fitting includes a connection arm connected to the positive side lead plate and a cylindrical joint section integrally formed with the connection arm, the joint section being fitted in a root section of the motor lead wire drawn outside the frame through a grommet attached to the frame to be electrically connected to the motor lead wire. | 04-04-2013 |
Patent application number | Description | Published |
20140061283 | FRICTION STIR WELDING APPARATUS - A friction stir welding apparatus includes a displacement detecting device that detects displacement of a welding tool caused by deformation of a fitting jig, at the time of performing friction stir welding in which an arm to which the fitting jig fitted with the welding tool is fixed is moved to move the welding tool with respect to the processing target member. The fitting jig can be deformed more than the arm at the time of performing friction stir welding. The displacement detecting device has a displacement sensor fixed to the welding tool, and a reference member fixed to a fixing portion between the fitting jig and the arm to provide a reference position for detecting the displacement to the displacement sensor. | 03-06-2014 |
20140080690 | PROCESSING APPARATUS - A replacement device of a processing apparatus includes a gripping device having a single first support member positionally fixed, a first gripping portion provided on the first support member to grip a holder not to rotate in a releasing direction when the processing member is removed from the holder, and a second gripping portion provided on the first support member apart from the first gripping portion to grip the holder not to rotate in a restricting direction when the processing member is attached to the holder, and a holding device having a single movable second support member, plural first holding portions provided on the second support member to respectively accommodate the processing member removed from the holder, and plural second holding portions provided on the second support member apart from the first holding portions to respectively accommodate the processing member that is to be attached to the holder. | 03-20-2014 |
20140183245 | FRICTION STIR WELDING APPARATUS - A friction stir welding apparatus having a new cooling system that can cool a portion required to be cooled accurately and uniformly with a simple configuration, while suppressing unnecessary thermal expansion of a mounting jig includes a holding mechanism | 07-03-2014 |
20140183246 | FRICTION STIR WELDING APPARATUS - In a friction stir welding apparatus that can control a penetrating position of a probe with respect to a processing target member to an optimum position at a time of friction stir welding by detecting a wear volume and a tip position of the probe, as a drive mechanism moves down a holder having a coefficient of thermal expansion larger than that of the probe and holding the probe, a detector can freely detect a length of a member including the holder and the probe, and a probe detection mechanism can freely detect a tip length, which is the length of the member of only the probe. | 07-03-2014 |