Patent application number | Description | Published |
20090041616 | AI BASE ALLOY EXCELLENT IN HEAT RESISTANCE, WORKABILITY AND RIGIDITY - Disclosed is a lightweight aluminum based alloy that is high in strength and elongation properties at high temperatures of around 200° C. to 300° C. and has excellent workability in hot working. Disclosed also is a heat-resistant aluminum based alloy excellent in wear resistance and rigidity. Specifically, an aluminum based alloy contains, in terms of percent by mass, 5% to 10% of Mn; 0.5% to 5% of V; 0.5% to 5% of Cr; 0.5% to 5% of Fe; 1% to 8% of Si; 0.5% to 5% of Ni, with the balance being aluminum and inevitable impurities. The aluminum based alloy has a structure including 35 to 80 percent by volume of an intermetallic compound phase with the balance being an aluminum metal matrix. | 02-12-2009 |
20090056620 | Thermal spraying nozzle device and thermal spraying system using the same | 03-05-2009 |
20100009795 | PULLEY FOR CONTINUOUSLY VARIABLE TRANSMISSION - Disclosed is a pulley capable of meeting requirements for both enhancement in friction coefficient, and maintenance of abrasion resistance, required of a belt CVT (continuously variable transmission). | 01-14-2010 |
20100101748 | HIGH-STRENGTH AND HIGH-DUCTILITY AL ALLOY AND PROCESS FOR PRODUCTION OF THE SAME - An object of the present invention is to provide an Al—Zn—Mg—Cu 7000-series Al alloy having high ductility as well as having high strength. For attaining this purpose, an Al alloy having a structure in which an inclusion is not included is produced by reducing an amount of oxygen contained in an Al alloy that is obtained by solidifying a preform resulting from rapid solidification by preferably spray forming a molten metal of an Al—Zn—Mg—Cu 7000-series Al alloy with an inert gas. This Al alloy has, as mechanical properties at an ordinary temperature, a tensile strength of 600 MPa or more, and an elongation of 15% or more when the tensile strength is from 600 MPa or more and less than 800 MPa or an elongation of 10% or more when the tensile strength is 800 MPa or more, and is excellent in cold workability such as rollability. | 04-29-2010 |
20100252147 | HIGH-STRENGTH COLD-ROLLED STEEL SHEET - The invention provides a high-strength cold-rolled steel sheet which is improved in elongation and stretch-flangeability and exhibits more excellent formability. The high-strength cold-rolled steel sheet has a composition which contains by mass C: 0.03 to 0.30%, Si: 0.1 to 3.0%, Mn: 0.1 to 5.0%, P: 0.1% or below, S: 0.005% or below, N: 0.01% or below, and Al: 0.01 to 1.00% with the balance consisting of iron and unavoidable impurities. The high-strength cold-rolled steel sheet has a structure which comprises at least 40% (up to 100% inclusive) in terms of area fraction of tempered martensite having a hardness of 300 to 380 Hv and the balance ferrite. The cementite particles in the tempered martensite take such dispersion that 10 or more cementite particles having equivalent-circle diameters of 0.02 to less than 0.1 μm are present per one μm | 10-07-2010 |
20120009434 | COLD-ROLLED STEEL SHEET - Disclosed is a high-strength cold-rolled steel sheet which has improved stretch-flange formability while keeping excellent hydrogen embrittlement resistance. The cold-rolled steel sheet comprises 0.03 to 0.30% by mass of C, 3.0% by mass or less (including 0% by mass) of Si, more than 0.1% by mass and not more than 2.8% by mass of Mn, 0.1% by mass or less of P, 0.005% by mass or less of S, 0.01% by mass or less of N, and 0.01 to 0.50% by mass of Al. The cold-rolled steel sheet additionally comprises V in an amount of 0.001 to 1.00% by mass or one or more elements selected from Nb, Ti and Zr in the total amount of 0.01% by mass or more, with the remainder being made up by iron and unavoidable impurities, wherein the contents of one or more elements selected from Nb, Ti and Zr fulfils the requirement represented by the following formula: [% C]−[% Nb]/92.9×12−[% Ti]/47.9×12−[% Zr]/91.2×12>0.03. In the cold-rolled steel sheet, the area ratio of tempered martensite is 50% or more (including 100%), and ferrite makes up the remainder. In the cold-rolled steel sheet, the distribution of precipitates in the tempered martensite is as follows: the number of precipitates each having a circle-equivalent diameter of 1 to 10 nm is 20 particles or more per 1 μm | 01-12-2012 |
20120012231 | COLD-ROLLED STEEL SHEET AND METHOD FOR PRODUCING THE SAME - A cold-rolled steel sheet of the present invention which has a composition containing, in terms of % by mass, C: 0.05-0.30%, Si: 3.0% or less (including 0%), Mn: 0.1-5.0%, P: 0.1% or less (including 0%), S: 0.010% or less (including 0%), and Al: 0.001-0.10%, and remainder being mainly iron, and which has a structure comprising, in terms of area ratio, 10-80% ferrite, less than 5% (including 0%) of the sum of retained austenite and martensite, and a hard phase as the remainder. The steel sheet gives a KAM value frequency distribution curve in which the relationship between the proportion of frequency having a KAM value ≦0.4, X | 01-19-2012 |
Patent application number | Description | Published |
20090003784 | Light guiding member and bifurcated linear light source apparatus - A light guiding member having a light direction changing face which extends in a longitudinal direction of the light guiding member and a light emitting face which faces the light guiding member, wherein the light direction changing face includes two faces arranged so that vertical faces which extend in the longitudinal direction and are respectively vertical to the two faces, intersect with each other. Also, a bifurcated linear light source apparatus comprises a LED, a light guiding member which is made up of a transparent rod shape member, and which emits light generated by the LED, in two directions, from a longitudinal direction side face of the transparent rod shape member, and a reflection mirror which reflects the light emitted in one of the two directions, to the other direction of the two directions. | 01-01-2009 |
20100097792 | Light guiding member and linear light source apparatus - A light guiding member in a shape of a rod shape comprises a light receiving portion formed on an end thereof in an axial direction thereof, and a knurled recess portion which extends in the axial direction, is formed on a side face thereof, wherein the knurled recess portion has two or more recesses, a side face of each recess in a light receiving portion side is a reflective surface, the reflective surface of at least one of the recesses having a primary reflective surface and a secondary reflective surface. | 04-22-2010 |
20110044059 | Light source apparatus - A light source apparatus includes first and second light direction changing faces that extend in a longitudinal direction, a light guiding member having first and second light emitting faces that are formed to respectively face the first and second light direction changing faces and a light source that is arranged on one end face of the light guiding member. A first vertical plane extending in a longitudinal direction with respect to the first light direction changing face and a second vertical plane extending in a longitudinal direction with respect to the second light direction changing face intersect. A groove which extends in a longitudinal direction of the light guiding member is formed between the first and second light direction changing faces. A surface forming the groove may be parabolic in a cross section. | 02-24-2011 |
20110102862 | Illuminating device - A illuminating device used for an document reading apparatus that has two rod shape light guides and light emitting elements where each of the light guides has a light emitting face and two flat light reflection faces, which may have a group of minute prisms that are formed along the longitudinal direction of the faces, and where light from each light emitting element is guided in the longitudinal direction by the light guide and reflected by that faces, such that the light is emitted from the light emitting face of each light guide and a virtual plane that is vertical to a longitudinal direction of each of the two light guides has two light intensity peaks. | 05-05-2011 |
20130322484 | ELECTRON-BEAM-PUMPED LIGHT SOURCE - The present invention is intended to provide an electron-beam-pumped light source capable of irradiating one surface of a semiconductor light-emitting device uniformly with an electron beam, and capable of obtaining a high light output without increasing an accelerating voltage of the electron beam and, in addition, capable of efficiently cooling the semiconductor light-emitting device. An electron-beam-pumped light source of the present invention includes: an electron beam source and a semiconductor light-emitting device excited by an electron beam emitted from the electron beam source, and characterized in that the electron beam source includes a planar electron beam emitting portion and arranged in the periphery of the semiconductor light-emitting device, and light exits from a surface through which the electron beam from the electron beam source of the semiconductor light-emitting device enters. | 12-05-2013 |
Patent application number | Description | Published |
20120029244 | METHOD FOR PRODUCING FLUORENE DERIVATIVE - A method for producing a fluorene derivative by reacting fluorenone with a phenol or a phenoxyalcohol in the presence of an acid catalyst includes: adding an alkali to an obtained reaction liquid containing a fluorene derivative; and concentrating a resultant mixture liquid without removing the alkali thus added and a reaction product of the alkali, thereby separating an unreacted phenol or unreacted phenoxyalcohol. | 02-02-2012 |
20120095270 | NONCRYSTALLINE FORM OF FLUORENE DERIVATIVE AND PROCESS FOR PREPARATION THEREOF - An object of the present invention is to provide (i) a novel non-crystalline form of 9,9-bis(4-(2-hydroxyethoxy)phenyl)fluorene, which non-crystalline form maintains quality at a certain level, and is excellent as a polymer material, and (ii) a method of preparing the non-crystalline form. According to the present invention, molten 9,9-bis(4-(2-hydroxyethoxy)phenyl)fluorene in a liquid form is cooled and therefore is solidified. With the method, it is possible to provide a novel non-crystalline form of 9,9-bis(4-(2-hydroxyethoxy)phenyl)fluorene which has a small risk that powder dust of 9,9-bis(4-(2-hydroxyethoxy)phenyl)fluorene might cause explosion or a health problem. Further, the non-crystalline form of 9,9-bis(4-(2-hydroxyethoxy)phenyl)fluorene can be adjusted arbitrarily in particle diameter by, for example, pulverizing the non-crystalline form in accordance with equipment or usage. In other words, the non-crystalline form of 9,9-bis(4-(2-hydroxyethoxy)phenyl)fluorene is advantageous in handleability industrially. | 04-19-2012 |