Patents Assigned to Furukawa-Sky Aluminum Corp.
-
Patent number: 8045321Abstract: A resin-coated aluminum alloy sheet material for an aluminum electrolytic capacitor case includes a resin layer that contains wax composed of at least one of polyethylene wax and carnauba wax, and has a thickness falling within a range from at least 2 ?m to at most 22 ?m. A total of lengths of wax particles, defined when the wax particles are cut along a straight line of 100 ?m optionally drawn on the surface of the resin layer, is at least 10 ?m. A number of the wax particles, featured by a cross-sectional shape having a size of at most 80% of the thickness of the resin layer and of at least 0.1 ?m, is from at least 3 to at most 50. A number of the wax particles, featured by a cross-sectional shape featured by a major axis extent having a size of more than 80% of the thickness of the resin layer is less than 10.Type: GrantFiled: January 11, 2008Date of Patent: October 25, 2011Assignee: Furukawa-sky Aluminum Corp.Inventors: Osamu Kato, Toshiki Maezono, Masatsugu Saito
-
Publication number: 20110194974Abstract: An aluminum alloy extrusion material for a connector which is excellent in extrusion property and sacrificial anode property consists of 0.2 to 0.8% (hereinafter, “%” means “mass %”) of Si, 0.45 to 0.9% of Mg, 1.0 to 3.5% of Zn, 0.001 to 0.2% of Ti and the balance of Al plus unavoidable impurities.Type: ApplicationFiled: July 1, 2010Publication date: August 11, 2011Applicant: FURUKAWA-SKY ALUMINUM CORP.Inventors: Satoshi WAKAGURI, Akira ICHINOSE, Toshiyuki KAKINOKI
-
Patent number: 7971464Abstract: One mode of the present invention relates to a small-sized electronic casing comprising an aluminum alloy extruded shape having a hollow sectional part at least contained in a main part, wherein the extruded shape has at least either component-mounting holes or notches. Another mode of the present invention relates to a small-sized electronic casing manufacturing method that comprises a press punching process of forming at least either component-mounting holes or notches in an aluminum alloy extruded shape of a prescribed length having a hollow sectional part. The present invention may provide an aluminum alloy casing that is excellent in formability and productivity, has a smaller thickness and provides higher dimensional precision.Type: GrantFiled: December 22, 2005Date of Patent: July 5, 2011Assignee: Furukawa-Sky Aluminum Corp.Inventors: Motonobu Hachino, Kenichi Ogura
-
Patent number: 7921663Abstract: A heat sink (1), has heat pipes (3) which are disposed in a high temperature section (A) of a base plate (2) on which a heating element (4) is disposed so that the heat pipes (3) extend from the high temperature section (A) to low temperature sections (B) in different directions.Type: GrantFiled: January 18, 2007Date of Patent: April 12, 2011Assignee: Furukawa-Sky Aluminum Corp.Inventors: Seizo Ueno, Yoshiya Eda, Shinya Nagamatsu
-
Patent number: 7909087Abstract: A heat exchanger including a base plate portion with at least one heat generating component thermally connected thereto; at least one fin portion comprising a plurality of fins thermally connected to said base plate portion, arranged in parallel at a prescribed angle along a longitudinal direction of said base plate portion; an inlet portion through which a cooling fluid is introduced to each of said at least one fin portion; a baffle plate portion and a partition plate portion guiding said cooling fluid so that the cooling fluid is decelerated to be uniformly flown through fins in said at least one fin portion; and an outlet portion to evacuate the cooling fluid.Type: GrantFiled: July 19, 2007Date of Patent: March 22, 2011Assignee: Furukawa-Sky Aluminum Corp.Inventors: Naoki Kimura, Akira Hideno
-
Publication number: 20110041986Abstract: A structure of a microreactor includes a joined body having a pair of substrates joined together, a flow path formed by a microchannel portion formed on a joining surface of at least one of the substrates, and a catalyst carrying member disposed in the flow path. In the production of such a microreactor, the catalyst carrying member is produced separately from formation of the joined body and the catalyst carrying member is disposed in the flow path at the time of forming the joined body.Type: ApplicationFiled: November 5, 2010Publication date: February 24, 2011Applicants: DAI NIPPON PRINTING CO., LTD., FURUKAWA ELECTRIC CO., LTD., Furukawa-Sky Aluminum Corp.Inventors: Takeshi KIHARA, Hiroshi Yagi, Koichi Suzuki, Yoshiaki Ogiwara, Junji Ninomiya, Kazunori Ishikawa
-
Patent number: 7857874Abstract: A structure of a microreactor includes a joined body having a pair of substrates joined together, a flow path formed by a microchannel portion formed on a joining surface of at least one of the substrates, and a catalyst carrying member disposed in the flow path. In the production of such a microreactor, the catalyst carrying member is produced separately from formation of the joined body and the catalyst carrying member is disposed in the flow path at the time of forming the joined body.Type: GrantFiled: February 25, 2005Date of Patent: December 28, 2010Assignees: Dai Nippon Printing Co., Ltd., The Furukawa Electric Co., Ltd., Furukawa-Sky Aluminum Corp.Inventors: Takeshi Kihara, Hiroshi Yagi, Koichi Suzuki, Yoshiaki Ogiwara, Junji Ninomiya, Kazunori Ishikawa
-
Patent number: 7850796Abstract: An aluminum alloy fin material for brazing, characterized by comprising an aluminum alloy comprising more than 1.4% by mass but not more than 1.8% by mass of Fe, 0.8% by mass or more but 1.0% by mass or less of Si, and more than 0.6% by mass but not more than 0.9% by mass of Mn, with the balance being Al and inevitable impurities, wherein 80% or more of the surface area, as viewed from the surface layer of the fin plane, is occupied by recrystallized grains with a length of 10 mm or more, in a direction rolled.Type: GrantFiled: August 20, 2007Date of Patent: December 14, 2010Assignees: Denso Corporation, Furukawa-Sky Aluminum Corp.Inventors: Kyoji Inukai, Tomohiro Ito, Akira Kawahara, Akio Niikura
-
Patent number: 7771839Abstract: An aluminum alloy brazing sheet which has a clad of a sacrificial anode material/a core alloy/an intermediate material/a filler alloy, wherein number density ratios N1/N2 and N1/N3 each are 1.5 or more, in which a number density ((the number of grains)/?m3) of an intermetallic compound having a sphere-equivalent grain diameter of 0.1 ?m or less present in the core alloy, the intermediate material, and the sacrificial anode material, is represented by N1, N2, and N3, respectively.Type: GrantFiled: December 6, 2006Date of Patent: August 10, 2010Assignees: Furukawa-Sky Aluminum Corp., Denso CorporationInventors: Atsushi Fukumoto, Akio Niikura, Kenji Negura, Keiichi Okazaki, Tatsuo Ozaki, Toshihide Ninagawa
-
Patent number: 7722922Abstract: An coating apparatus, wherein the apparatus applies a coating, onto a surface of an aluminum alloy member for a heat exchanger to be assembled by brazing, with a top-feed-type roll transfer system having at least three rolls, the coating being obtained by mixing into an organic binder a metal powder, a flux powder, a powder mixture thereof, or a compound containing a metal component and a flux component, wherein rotation directions of transfer rolls of the apparatus arranged above a surface to be coated of an aluminum alloy extruded member that moves in a horizontal direction, satisfy a relationship in which a rotation direction of a coated-metal roll for coating, which rotates in a direction opposite to a moving direction of the extruded member, and a rotation direction of a metal roll for adjusting an adhesion amount of the coating by contacting with the above roll, are opposite to each other; and a method of producing an aluminum alloy heat exchanger member using the apparatus; and an aluminum alloy heat eType: GrantFiled: April 17, 2006Date of Patent: May 25, 2010Assignee: Furukawa-Sky Aluminum Corp.Inventors: Hirokazu Yamaguchi, Toshiki Maezono, Takashi Kashima, Masami Kojima, Yoji Hirano
-
Publication number: 20090053549Abstract: An aluminum alloy fin material for brazing, characterized by comprising an aluminum alloy comprising more than 1.4% by mass but not more than 1.8% by mass of Fe, 0.8% by mass or more but 1.0% by mass or less of Si, and more than 0.6% by mass but not more than 0.9% by mass of Mn, with the balance being Al and inevitable impurities, wherein 80% or more of the surface area, as viewed from the surface layer of the fin plane, is occupied by recrystallized grains with a length of 10 mm or more, in a direction rolled.Type: ApplicationFiled: August 20, 2007Publication date: February 26, 2009Applicants: DENSO CORPORATION, FURUKAWA-SKY ALUMINUM CORP.Inventors: Kyoji Inukai, Tomohiro Ito, Akira Kawahara, Akio Niikura
-
Patent number: 7485374Abstract: A heat exchanger which has i) a fin material comprising a triple-layer clad material constituted of a core material composed of an aluminum alloy containing from 0.5 to 1.8% by weight of Mn and from 0.5 to 3.0% by weight of Zn and, provided on both sides of the core material, a brazing filler material composed of an Al—Si alloy containing from 6.5 to 13.0% by weight of Si and from 0.15 to 0.60% by weight of Cu and ii) an aluminum alloy tube having a Zn concentrated surface; the both having been brazed with each other; wherein, after brazing, recrystallized grains of the core material have an average length of from 100 to 1,000 ?m in the lengthwise section of a fin and the recrystallized grains of the core material are 4 or less in average number in the thickness direction of that lengthwise section. This heat exchanger is improved in the durability of fin joints and fins themselves and their strength after corrosion.Type: GrantFiled: January 20, 2006Date of Patent: February 3, 2009Assignee: Furukawa-Sky Aluminum Corp.Inventors: Yoshikazu Suzuki, Nobuyuki Kakimoto, Junji Ninomiya, Yoshiyuki Oya
-
Publication number: 20090020585Abstract: An aluminum alloy brazing sheet having high strength comprising: a core alloy; an Al—Si-based filler alloy cladded on one side or both sides of the core alloy, wherein the core alloy is composed of an aluminum alloy containing 0.3-1.2% (mass %, the same applies the below) Si, 0.05-0.4% Fe, 0.3-1.2% Cu, 0.3-1.8% Mn, 0.05-0.6% Mg, and containing one or more elements selected from the group consisting of 0.02-0.3% Ti, 0.02-0.3% Zr, 0.02-0.3% Cr and 0.02-0.3% V, the balance of Al and unavoidable impurities; and wherein, after the aluminum alloy brazing sheet is subjected to brazing, the core alloy features a metallic structure in which a density of intermetallic compounds having a grain diameter of at least 0.1 ?m is at most ten grains per ?m2.Type: ApplicationFiled: July 15, 2008Publication date: January 22, 2009Applicants: Furukawa-Sky Aluminum Corp., Denso CorporationInventors: Atsushi Fukumoto, Hiroshi Kano, Akio Niikura, Yoichiro Bekki, Kenji Negura, Tatsuo Ozaki, Toshihide Ninagawa, Keiichi Okazaki
-
Publication number: 20080257462Abstract: An aluminum alloy material for high-temperature/high-speed molding containing 2.0 to 8.0 mass % of Mg, 0.05 to 1.0 mass % of Mn, 0.01 to 0.3 mass % of Zr, 0.06 to 0.4 mass % of Si and 0.06 to 0.4 mass % of Fe, with the balance being made of aluminum and inevitable impurities; an aluminum alloy material for high-temperature/high-speed molding containing 2.0 to 8.0% of Mg, 0.05 to 1.5% of Mn and 0.05 to 0.4% of Cr, Fe being restricted to 0.4% or less and Si being restricted to 0.4% or less, the grain diameter of a Cr-base intermetallic compound formed by melt-casting being 20 ?m or less, and grains of intermetallic compounds with a grain diameter in the range from 50 to 1,000 nm as Mn-base and Cr-base precipitates being present in a distribution density of 350,000 grains/mm2 or more, the aluminum alloy material being used for high-temperature/high-speed molding by subjecting the alloy material to cooling at a cooling rate of 20° C./min or more immediately after molding at a temperature range from 200 to 550° C.Type: ApplicationFiled: July 11, 2008Publication date: October 23, 2008Applicants: FURUKAWA-SKY ALUMINUM CORP., NIPPON STEEL CORPORATIONInventors: Koji ICHITANI, Tsutomu TAGATA, Toshio KOMATSUBARA, Ken TAKATA
-
Patent number: 7435305Abstract: A compressor wheel made of a cast aluminum alloy, wherein the cast aluminum alloy contains Cu 1.4 to 3.2 mass %, Mg 1.0 to 2.0 mass %, Ni 0.5 to 2.0 mass %, Fe 0.5 to 2.0 mass %, and at least one selected from the group consisting of Ti 0.01 to 0.35 mass %, Zr 0.01 to 0.30 mass %, Sc 0.01 to 0.8 mass %, and V 0.01 to 0.5 mass %, with the balance being aluminum and inevitable impurities, with the [(Cu content)+0.5×(Mg content)] being 3.8 mass % or less, and with a secondary dendrite arm spacing being 50 ?m or less, wherein the cast aluminum alloy is being reinforced by a solution treatment and an aging treatment, and wherein the compressor wheel shows good heat resistant strength, and is for use in a turbocharger.Type: GrantFiled: January 21, 2005Date of Patent: October 14, 2008Assignee: Furukawa-Sky Aluminum Corp.Inventors: Ryo Shoji, Takayuki Sotome, Toshiya Okada, Yoki Hirano
-
Publication number: 20080202647Abstract: An Al—Mg-based aluminum alloy pipe for hot working, having an alloy composition having from 2.5% by mass to 2.8% by mass of Mg, 0.25% by mass or less of Si, 0.35% by mass or less of Fe, and from 0.25% by mass to 0.35% by mass of Cr, with the balance being inevitable impurities and Al, wherein an area ratio of cavities after hot working is 2.3% or less; and an aluminum alloy structural member for automobile using the same.Type: ApplicationFiled: March 7, 2008Publication date: August 28, 2008Applicants: Furukawa-Sky Aluminum Corp., HONDA GIKEN KOGYO KABUSHIKI KAISHAInventors: Kazuhisa Kashiwazaki, Ryo Shoji, Seizo Ueno, Hiroshi Akiyama, Katsuhiro Shiotsuki, Izuru Hori, Toshiyasu Ukena
-
Publication number: 20080187456Abstract: An extruded material of a free-cutting aluminum alloy excellent in embrittlement resistance at a high temperature, containing from 3 to 6% by mass of Cu and from 0.9 to 3% by mass of Bi with the balance being Aluminum and inevitable impurities, wherein a temperature for reducing the Charpy impact test value to half of the value at room temperature is 180° C. or more.Type: ApplicationFiled: March 31, 2008Publication date: August 7, 2008Applicant: FURUKAWA-SKY ALUMINUM CORP.Inventors: Kensuke Mori, Kazuo TAGUCHI
-
Publication number: 20080050269Abstract: An aluminum piping material for an automobile heat exchanger, containing 0.05 to 0.4 mass % of Si, 0.05 to 0.4 mass % of Fe, 0.6 mass % or lower of Cu. 0.15 to 1.5 mass % of Mn, 0.05 to 0.3 mass % of Ti, and 0.05 to 0.3 mass % of V, with the balance being Al and inevitable impurities, wherein the aluminum piping material is excellent in corrosion resistance.Type: ApplicationFiled: August 22, 2007Publication date: February 28, 2008Applicant: FURUKAWA-SKY ALUMINUM CORP.Inventors: Satoshi TANAKA, Junji NINOMIYA, Toshiyuki KAKINOKI, Kazumi KATO
-
Publication number: 20080023189Abstract: A heat exchanger including a base plate portion with at least one heat generating component thermally connected thereto; at least one fin portion comprising a plurality of fins thermally connected to said base plate portion, arranged in parallel at a prescribed angle along a longitudinal direction of said base plate portion; an inlet portion through which a cooling fluid is introduced to each of said at least one fin portion; a baffle plate portion and a partition plate portion guiding said cooling fluid so that the cooling fluid is decelerated to be uniformly flown through fins in said at least one fin portion; and an outlet portion to evacuate the cooling fluid.Type: ApplicationFiled: July 19, 2007Publication date: January 31, 2008Applicant: Furukawa-Sky Aluminum Corp.Inventors: Naoki Kimura, Akira Hideno
-
Publication number: 20070267108Abstract: A movable mechanism having: a fixed body (1); a movable body (4); and a driving member (2), one end of which is attached to the fixed body and the other end of which is attached to the movable body, for changing the position of the movable body, wherein the driving member (2) is composed of a shape restorable material, and the movable body (4) is moved by shape restorability of the driving member (2) that has been released movable body (4) from being fixed.Type: ApplicationFiled: May 10, 2007Publication date: November 22, 2007Applicant: Furukawa-Sky Aluminum Corp.Inventor: Kenichi Ogura