JPS51123761A - Method of and apparatus for forming stepped pipes - Google Patents

Method of and apparatus for forming stepped pipes

Info

Publication number
JPS51123761A
JPS51123761A JP4942175A JP4942175A JPS51123761A JP S51123761 A JPS51123761 A JP S51123761A JP 4942175 A JP4942175 A JP 4942175A JP 4942175 A JP4942175 A JP 4942175A JP S51123761 A JPS51123761 A JP S51123761A
Authority
JP
Japan
Prior art keywords
forming stepped
stepped pipes
pipes
forming
stepped
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.)
Granted
Application number
JP4942175A
Other languages
Japanese (ja)
Other versions
JPS5235629B2 (en
Inventor
Sadaaki Fukami
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.)
INOUE TETSUKOUSHIYO KK
Original Assignee
INOUE TETSUKOUSHIYO KK
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 INOUE TETSUKOUSHIYO KK filed Critical INOUE TETSUKOUSHIYO KK
Priority to JP4942175A priority Critical patent/JPS51123761A/en
Publication of JPS51123761A publication Critical patent/JPS51123761A/en
Publication of JPS5235629B2 publication Critical patent/JPS5235629B2/ja
Granted legal-status Critical Current

Links

JP4942175A 1975-04-22 1975-04-22 Method of and apparatus for forming stepped pipes Granted JPS51123761A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4942175A JPS51123761A (en) 1975-04-22 1975-04-22 Method of and apparatus for forming stepped pipes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4942175A JPS51123761A (en) 1975-04-22 1975-04-22 Method of and apparatus for forming stepped pipes

Publications (2)

Publication Number Publication Date
JPS51123761A true JPS51123761A (en) 1976-10-28
JPS5235629B2 JPS5235629B2 (en) 1977-09-10

Family

ID=12830602

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4942175A Granted JPS51123761A (en) 1975-04-22 1975-04-22 Method of and apparatus for forming stepped pipes

Country Status (1)

Country Link
JP (1) JPS51123761A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5428261A (en) * 1977-08-04 1979-03-02 Mitsuboshi Seisakusho Method of making kingpinnholded pipe
JPS5536053A (en) * 1978-09-06 1980-03-13 Kayaba Ind Co Ltd Molding method of outer tube of hydraulic pressure shock absorber
JPS58181441A (en) * 1982-04-19 1983-10-24 Mitsuboshi Seisakusho:Kk Manufacture of steering head pipe
JPS5947018A (en) * 1982-09-11 1984-03-16 Mitsuboshi Seisakusho:Kk Manufacture of metallic pipe
JPS59144541A (en) * 1983-02-07 1984-08-18 Mitsuboshi Seisakusho:Kk Manufacture of front fork made of aluminum
JPS6213225A (en) * 1985-07-11 1987-01-22 Naomichi Ogura Forming method for faucet joint part of metallic tube
JP2009050888A (en) * 2007-08-27 2009-03-12 Kunitekku:Kk Method of expanding pipe
CN103056236A (en) * 2012-10-15 2013-04-24 沈阳黎明航空发动机(集团)有限责任公司 Method for shrinking pipe end orifices substantially
CN104128520A (en) * 2014-07-25 2014-11-05 大连振兴船舶管件厂 Necking and extruding manufacturing process of butt joint copper ring
CN105170792A (en) * 2015-07-16 2015-12-23 昆山广标精密机械有限公司 Opening molding method for stretching piece

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100493762C (en) * 2004-08-31 2009-06-03 住友金属工业株式会社 Die, method of manufacturing stepped metal tube, and stepped metal tube

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5428261A (en) * 1977-08-04 1979-03-02 Mitsuboshi Seisakusho Method of making kingpinnholded pipe
JPS5621492B2 (en) * 1977-08-04 1981-05-20
JPS5536053A (en) * 1978-09-06 1980-03-13 Kayaba Ind Co Ltd Molding method of outer tube of hydraulic pressure shock absorber
JPS58181441A (en) * 1982-04-19 1983-10-24 Mitsuboshi Seisakusho:Kk Manufacture of steering head pipe
JPS5947018A (en) * 1982-09-11 1984-03-16 Mitsuboshi Seisakusho:Kk Manufacture of metallic pipe
JPS59144541A (en) * 1983-02-07 1984-08-18 Mitsuboshi Seisakusho:Kk Manufacture of front fork made of aluminum
JPS6213225A (en) * 1985-07-11 1987-01-22 Naomichi Ogura Forming method for faucet joint part of metallic tube
JP2009050888A (en) * 2007-08-27 2009-03-12 Kunitekku:Kk Method of expanding pipe
CN103056236A (en) * 2012-10-15 2013-04-24 沈阳黎明航空发动机(集团)有限责任公司 Method for shrinking pipe end orifices substantially
CN104128520A (en) * 2014-07-25 2014-11-05 大连振兴船舶管件厂 Necking and extruding manufacturing process of butt joint copper ring
CN104128520B (en) * 2014-07-25 2016-03-02 大连振兴船舶管件厂 The reducing extruding manufacturing process of docking copper ring
CN105170792A (en) * 2015-07-16 2015-12-23 昆山广标精密机械有限公司 Opening molding method for stretching piece

Also Published As

Publication number Publication date
JPS5235629B2 (en) 1977-09-10

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