JPS5840978Y2 - 異径穿孔装置 - Google Patents

異径穿孔装置

Info

Publication number
JPS5840978Y2
JPS5840978Y2 JP11990579U JP11990579U JPS5840978Y2 JP S5840978 Y2 JPS5840978 Y2 JP S5840978Y2 JP 11990579 U JP11990579 U JP 11990579U JP 11990579 U JP11990579 U JP 11990579U JP S5840978 Y2 JPS5840978 Y2 JP S5840978Y2
Authority
JP
Japan
Prior art keywords
stopper
punch
punches
drilling
cylinder
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
JP11990579U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5640829U (enrdf_load_stackoverflow
Inventor
美佐雄 岡本
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.)
Sekisui House Ltd
Original Assignee
Sekisui House 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 Sekisui House Ltd filed Critical Sekisui House Ltd
Priority to JP11990579U priority Critical patent/JPS5840978Y2/ja
Publication of JPS5640829U publication Critical patent/JPS5640829U/ja
Application granted granted Critical
Publication of JPS5840978Y2 publication Critical patent/JPS5840978Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Details Of Cutting Devices (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Punching Or Piercing (AREA)
JP11990579U 1979-08-30 1979-08-30 異径穿孔装置 Expired JPS5840978Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11990579U JPS5840978Y2 (ja) 1979-08-30 1979-08-30 異径穿孔装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11990579U JPS5840978Y2 (ja) 1979-08-30 1979-08-30 異径穿孔装置

Publications (2)

Publication Number Publication Date
JPS5640829U JPS5640829U (enrdf_load_stackoverflow) 1981-04-15
JPS5840978Y2 true JPS5840978Y2 (ja) 1983-09-16

Family

ID=29352099

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11990579U Expired JPS5840978Y2 (ja) 1979-08-30 1979-08-30 異径穿孔装置

Country Status (1)

Country Link
JP (1) JPS5840978Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0235800Y2 (enrdf_load_stackoverflow) * 1984-11-26 1990-09-28

Also Published As

Publication number Publication date
JPS5640829U (enrdf_load_stackoverflow) 1981-04-15

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