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JPS5428218A - Manufacture of autobicycle rim made of extruded aluminum alloy section - Google Patents

Manufacture of autobicycle rim made of extruded aluminum alloy section

Info

Publication number
JPS5428218A
JPS5428218A JP9403077A JP9403077A JPS5428218A JP S5428218 A JPS5428218 A JP S5428218A JP 9403077 A JP9403077 A JP 9403077A JP 9403077 A JP9403077 A JP 9403077A JP S5428218 A JPS5428218 A JP S5428218A
Authority
JP
Japan
Prior art keywords
manufacture
autobicycle
alloy section
aluminum alloy
extruded aluminum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP9403077A
Other languages
Japanese (ja)
Inventor
Yoshimitsu Miyaki
Mitsuo Hino
Osamu Fujii
Makoto Shimada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP9403077A priority Critical patent/JPS5428218A/en
Publication of JPS5428218A publication Critical patent/JPS5428218A/en
Pending legal-status Critical Current

Links

Landscapes

  • Extrusion Of Metal (AREA)
  • Forging (AREA)
  • Heat Treatment Of Nonferrous Metals Or Alloys (AREA)

Abstract

PURPOSE: To manufacture the title rim of high strength with no cracking at the time of working by circularly curving an extruded Al alloy section of superior workability obtd. by extruding an Al alloy of a specified compsn. followed by quench hardening after which both the ends are welded and aged at high temp.
COPYRIGHT: (C)1979,JPO&Japio
JP9403077A 1977-08-04 1977-08-04 Manufacture of autobicycle rim made of extruded aluminum alloy section Pending JPS5428218A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9403077A JPS5428218A (en) 1977-08-04 1977-08-04 Manufacture of autobicycle rim made of extruded aluminum alloy section

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9403077A JPS5428218A (en) 1977-08-04 1977-08-04 Manufacture of autobicycle rim made of extruded aluminum alloy section

Publications (1)

Publication Number Publication Date
JPS5428218A true JPS5428218A (en) 1979-03-02

Family

ID=14099154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9403077A Pending JPS5428218A (en) 1977-08-04 1977-08-04 Manufacture of autobicycle rim made of extruded aluminum alloy section

Country Status (1)

Country Link
JP (1) JPS5428218A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61212437A (en) * 1985-03-19 1986-09-20 Kobe Steel Ltd Forming method for aluminum wheel
JPS63501581A (en) * 1985-11-04 1988-06-16 アルミナム カンパニー オブ アメリカ Aluminum alloy vehicle parts
JPH01119638A (en) * 1987-11-02 1989-05-11 Furukawa Alum Co Ltd Heat treatment type bright aluminum alloy for wheel rim and disk
WO2000015859A1 (en) * 1998-09-10 2000-03-23 Kabushiki Kaisha Kobe Seiko Sho Al-Mg-Si ALLOY SHEET
US6196638B1 (en) 1998-12-29 2001-03-06 Shimano Inc. Bicycle wheel

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61212437A (en) * 1985-03-19 1986-09-20 Kobe Steel Ltd Forming method for aluminum wheel
JPS63501581A (en) * 1985-11-04 1988-06-16 アルミナム カンパニー オブ アメリカ Aluminum alloy vehicle parts
JPH01119638A (en) * 1987-11-02 1989-05-11 Furukawa Alum Co Ltd Heat treatment type bright aluminum alloy for wheel rim and disk
WO2000015859A1 (en) * 1998-09-10 2000-03-23 Kabushiki Kaisha Kobe Seiko Sho Al-Mg-Si ALLOY SHEET
US6196638B1 (en) 1998-12-29 2001-03-06 Shimano Inc. Bicycle wheel

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