JPS5218284A - Multi-shaft piercing machine for h shape section steel bar - Google Patents

Multi-shaft piercing machine for h shape section steel bar

Info

Publication number
JPS5218284A
JPS5218284A JP9409275A JP9409275A JPS5218284A JP S5218284 A JPS5218284 A JP S5218284A JP 9409275 A JP9409275 A JP 9409275A JP 9409275 A JP9409275 A JP 9409275A JP S5218284 A JPS5218284 A JP S5218284A
Authority
JP
Japan
Prior art keywords
steel bar
section steel
shape section
piercing machine
shaft piercing
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
JP9409275A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5521641B2 (cs
Inventor
Toshikatsu Kitagawa
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.)
MIYAGAWA KOGYO KK
Original Assignee
MIYAGAWA KOGYO 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 MIYAGAWA KOGYO KK filed Critical MIYAGAWA KOGYO KK
Priority to JP9409275A priority Critical patent/JPS5218284A/ja
Publication of JPS5218284A publication Critical patent/JPS5218284A/ja
Publication of JPS5521641B2 publication Critical patent/JPS5521641B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling And Boring (AREA)
JP9409275A 1975-07-31 1975-07-31 Multi-shaft piercing machine for h shape section steel bar Granted JPS5218284A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9409275A JPS5218284A (en) 1975-07-31 1975-07-31 Multi-shaft piercing machine for h shape section steel bar

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9409275A JPS5218284A (en) 1975-07-31 1975-07-31 Multi-shaft piercing machine for h shape section steel bar

Publications (2)

Publication Number Publication Date
JPS5218284A true JPS5218284A (en) 1977-02-10
JPS5521641B2 JPS5521641B2 (cs) 1980-06-11

Family

ID=14100801

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9409275A Granted JPS5218284A (en) 1975-07-31 1975-07-31 Multi-shaft piercing machine for h shape section steel bar

Country Status (1)

Country Link
JP (1) JPS5218284A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108340182A (zh) * 2018-05-07 2018-07-31 单义丹 一种模具机械加工用螺栓孔加工装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5093380A (cs) * 1973-12-19 1975-07-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5093380A (cs) * 1973-12-19 1975-07-25

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108340182A (zh) * 2018-05-07 2018-07-31 单义丹 一种模具机械加工用螺栓孔加工装置

Also Published As

Publication number Publication date
JPS5521641B2 (cs) 1980-06-11

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