JPS6239053B2 - - Google Patents

Info

Publication number
JPS6239053B2
JPS6239053B2 JP289879A JP289879A JPS6239053B2 JP S6239053 B2 JPS6239053 B2 JP S6239053B2 JP 289879 A JP289879 A JP 289879A JP 289879 A JP289879 A JP 289879A JP S6239053 B2 JPS6239053 B2 JP S6239053B2
Authority
JP
Japan
Prior art keywords
tube
processed
cylindrical die
punch
bead
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.)
Expired
Application number
JP289879A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55106637A (en
Inventor
Yukio Suzuki
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.)
NIPPON KOKAN RAITO SUCHIIRU KK
Original Assignee
NIPPON KOKAN RAITO SUCHIIRU 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 NIPPON KOKAN RAITO SUCHIIRU KK filed Critical NIPPON KOKAN RAITO SUCHIIRU KK
Priority to JP289879A priority Critical patent/JPS55106637A/ja
Publication of JPS55106637A publication Critical patent/JPS55106637A/ja
Publication of JPS6239053B2 publication Critical patent/JPS6239053B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Punching Or Piercing (AREA)
  • Metal Extraction Processes (AREA)
JP289879A 1979-01-17 1979-01-17 Pipe end drawing treatment device Granted JPS55106637A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP289879A JPS55106637A (en) 1979-01-17 1979-01-17 Pipe end drawing treatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP289879A JPS55106637A (en) 1979-01-17 1979-01-17 Pipe end drawing treatment device

Publications (2)

Publication Number Publication Date
JPS55106637A JPS55106637A (en) 1980-08-15
JPS6239053B2 true JPS6239053B2 (https=) 1987-08-20

Family

ID=11542164

Family Applications (1)

Application Number Title Priority Date Filing Date
JP289879A Granted JPS55106637A (en) 1979-01-17 1979-01-17 Pipe end drawing treatment device

Country Status (1)

Country Link
JP (1) JPS55106637A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6256235U (https=) * 1985-09-27 1987-04-07

Also Published As

Publication number Publication date
JPS55106637A (en) 1980-08-15

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