Patent application number | Description | Published |
20090065178 | Liquid cooling jacket - A liquid cooling jacket (J | 03-12-2009 |
20100096438 | JOINING METHOD AND FRICTION STIR WELDING METHOD - A method of welding that realizes enhancements of airtightness and watertightness at weld area: and a method of welding and method of friction stir welding that attain an enhancement of welding operation efficiency/speed. There is provided a method of welding comprising the first primary welding step of carrying out a friction stir welding on the abutting portion (J | 04-22-2010 |
20100101768 | HEAT TRANSFER PLATE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a heat transfer plate ( | 04-29-2010 |
20110308059 | MANUFACTURING METHOD OF LIQUID-COOLED JACKET - Provided is a method of producing a liquid-cooled jacket wherein deformation of a seal body can be minimized. A method of producing a liquid-cooled jacket constituted by fixing a seal body which seals the opening of a recess, by friction stir welding, to a jacket body having a partially opening recess through which heat transport fluid for transporting heat generated by a heat generating body to the outside flows, wherein the seal body is mounted on a supporting surface which is formed at the peripheral edge of the opening of the recess in the jacket body and consists of the bottom surface of a step lower than the surface of the jacket body, the side surface of the step of the jacket body and the outer circumferential surface of the seal body are butted each other, a plasticized region is formed by making one round of a rotary tool which is equipped with a stir pin having a length greater than the thickness of the seal body round along the butting portion of the side surface of the step of the jacket body and the outer circumferential surface of the seal body, and then the seal body is welded to the jacket body. | 12-22-2011 |
20120193401 | ROTATION TOOL FOR JOINING INNER CORNER AND JOINING INNER CORNER METHOD USING THE SAME - The present invention provides an economic rotation tool for joining a pair of metal members which form an inner corner by abutting the pair of metal members ( | 08-02-2012 |
20120279761 | FIN-INTEGRATED SUBSTRATE AND MANUFACTURING METHOD OF FIN-INTEGRATED SUBSTRATE - There is provide a manufacturing method of a fin-integrated substrate capable of producing by simple process a fin-integrated substrate with heat radiating fins at fine pitches by a processing method in which warpage of a metal base plate and corrugation (wavy shape) of the heat radiating fins are suppressed. There is provided a manufacturing method of a fin-integrated substrate in which bonding of the metal circuit board to the ceramic substrate is performed by a molten metal bonding method, and formation of the plurality of heat radiating fins at a cut part that is a part of the metal base plate is performed by fixing by a jig to apply a tensile stress on a surface of the cut part where the heat radiating fins are to be formed, and performing grooving processing of forming a plurality of grooves by moving a multi-cutter composed of a plurality of stacked disc-shaped cutters, on the surface to which the tensile stress is applied, while rotating the multi-cutter. | 11-08-2012 |
20120305292 | LIQUID-COOLED INTEGRATED SUBSTRATE AND MANUFACTURING METHOD OF LIQUID-COOLED INTEGRATED SUBSTRATE - There is provide a liquid-cooled integrated substrate which has reduced material cost and processing cost, is reduced in warpage (shape deformation) as an integrated substrate, and has excellent strength and heat radiation performance, and a manufacturing method of the liquid-cooled integrated substrate. There is provided a liquid-cooled integrated substrate | 12-06-2012 |
20130126138 | HEAT TRANSFER PLATE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a heat transfer plate includes: an insertion process of inserting a heat medium pipe in a concave groove formed in a bottom face of a lid groove open to an obverse of a base member; a lid groove closing process of arranging a lid plate in the lid groove; and a main joining process of moving a main joining rotation tool along butt portions (V | 05-23-2013 |
20140165399 | MANUFACTURING METHOD OF LIQUID-COOLED JACKET - Provided is a method of producing a liquid-cooled jacket wherein deformation of a seal body can be minimized. A method of producing a liquid-cooled jacket constituted by fixing a seal body which seals the opening of a recess, by friction stir welding, to a jacket body having a partially opening recess through which heat transport fluid for transporting heat generated by a heat generating body to the outside flows, wherein the seal body is mounted on a supporting surface which is formed at the peripheral edge of the opening of the recess in the jacket body and consists of the bottom surface of a step lower than the surface of the jacket body, the side surface of the step of the jacket body and the outer circumferential surface of the seal body are butted each other, a plasticized region is formed by making one round of a rotary tool which is equipped with a stir pin having a length greater than the thickness of the seal body round along the butting portion of the side surface of the step of the jacket body and the outer circumferential surface of the seal body, and then the seal body is welded to the jacket body. | 06-19-2014 |
20140166731 | FRICTION STIR WELDING METHOD - The invention aims at providing a friction stir welding method which can achieve joining a butting portion to a deep location therein by reducing the load on the friction stirring device. The friction stir welding method for joining two metal members ( | 06-19-2014 |
20150041187 | MANUFACTURING METHOD OF RADIATOR-INTEGRATED SUBSTRATE AND RADIATOR-INTEGRATED SUBSTRATE - A metal circuit board and a metal base plate are bonded to a ceramic substrate to form a metal-ceramic bonded substrate, then the metal base plate is arranged on one surface of the radiator via a brazing material with the metal base plate overlapping with the one surface of the radiator, a jig having a concave R surface is arranged on another surface of the radiator with the jig butting against the another surface of the radiator, a jig having a convex R surface protruding toward the metal-ceramic bonded substrate is brought into contact with another surface of the metal circuit board, and the metal-ceramic bonded substrate and the radiator are heat-bonded while they are pressurized by the radiator side jig and the metal-ceramic bonded substrate side jig, wherein a curvature radius R (mm) of the convex R surface and the concave R surface is 6500≦R≦surface pressure (N/mm | 02-12-2015 |
20150159243 | ALUMINUM ALLOY PLATE FOR BATTERY CASES, WHICH HAS EXCELLENT MOLDABILITY AND WELDABILITY - Provided is a 1000-series aluminum alloy plate which has high strength applicable to large-size lithium ion battery cases and also has excellent moldability and excellent laser weldability. An aluminum alloy plate produced from a DC cast slab. The aluminum alloy plate has such a chemical composition comprising 0.01 to 0.4 mass % of Si, 0.01 to 0.5 mass % of Fe, 0.002 to 0.3 mass % of Co and a remainder made up by Al and impurities, wherein the content of Cu, which is contained as an impurity, is limited to less than 0.2 mass %. The aluminum alloy plate has a metallic structure in which the number of second phase particles each having an equivalent circle diameter of 3 μm or more is 110 particles/mm | 06-11-2015 |
20150209893 | JOINING METHOD - A joining method includes a butting process configured to butt a first metal member and a second metal member each having a front surface with various heights to form therebetween a butt portion with various heights; and a welding process configured to apply a friction stirring to the butt portion by a stirring pin of a rotation tool while only the stirring pin of the rotation tool contacts with the first metal member and the second metal member of the butt portion. The welding process may be configured to insert the stirring pin of the rotation tool into the butt portion from front surfaces of the first metal member and the second metal member and apply the friction stirring to the butt portion while an insertion depth of only the stirring pin is kept approximately constant. | 07-30-2015 |
20150273637 | METHOD FOR MANUFACTURING HEAT EXCHANGER PLATE AND METHOD FOR FRICTION STIR WELDING - The method for manufacturing a heat exchanger plate includes a lid groove closing process to insert a lid plate into a lid groove formed at a periphery of a concave groove opening to a surface (of a base member; and a primary joining process to perform friction stirring while relatively moving a primary joining rotary tool equipped with a stirring pin along a butting portion of a side wall of the lid groove and a side surface of the lid plate, and in the primary joining process, the rotating stirring pin is inserted into the butting portion, and the friction stirring is performed in a state of only the stirring pin being in contact with the base member and the lid plate. | 10-01-2015 |
20150290739 | FRICTION STIR WELDING METHOD - The invention aims at providing a friction stir welding method which can achieve joining a butting portion to a deep location therein by reducing the load on the friction stirring device. The friction stir welding method for joining two metal members ( | 10-15-2015 |
Patent application number | Description | Published |
20090302314 | P-TYPE ZINC OXIDE THIN FILM AND METHOD FOR FORMING THE SAME - The present invention provides a p-type zinc oxide thin film that is clearly shown to be a p-type semiconductor based on the magnetic field dependence of the Hall voltage in the measurement of the Hall effect using a Hall bar, as well as a method for producing such a thin film with good reproducibility, and a light-emitting element thereof, and the present invention relates to the method for producing a p-type zinc oxide semiconductor thin film, for which combination is effected between a high temperature annealing step for activating a p-type dopant added to a zinc oxide thin film in order to develop the p-type semiconductor properties of zinc oxide or irradiating the thin film with an active species of p-type dopant to dope the film while the p-type dopant is active, and a low temperature annealing step in an oxidizing atmosphere, whereby conversion to a p-type semiconductor is realized, and relates to a p-type zinc oxide thin film thus produced using this method and a light-emitting element thereof, the present invention thereby affording a highly reliable p-type zinc oxide thin film, method of producing the same, and blue light-emitting element thereof. | 12-10-2009 |
20130250433 | RESIN MOLDED LENS - In a resin molded lens | 09-26-2013 |
20150023047 | LIGHT EMITTING UNIT - A light emitting unit includes a light source and a light guiding member. The light guiding member includes a light incident guiding portion that is arranged to face a light emitting surface of the light source and have a light incident surface, on which light emitted from the light source is incident, is formed at one end thereof, and a plurality of branched extending light guiding portions that are branched from the light incident guiding portion and extend towards back surfaces of a plurality of display portions. The plurality of branched extending light guiding portions are so formed that, the end surfaces of the branched extending light guiding portions have larger areas in accordance with increase of the lengths in the extending directions of the branched extending light guiding portions. | 01-22-2015 |