JPS63194994U - - Google Patents

Info

Publication number
JPS63194994U
JPS63194994U JP8491887U JP8491887U JPS63194994U JP S63194994 U JPS63194994 U JP S63194994U JP 8491887 U JP8491887 U JP 8491887U JP 8491887 U JP8491887 U JP 8491887U JP S63194994 U JPS63194994 U JP S63194994U
Authority
JP
Japan
Prior art keywords
groove
joint member
width
engagement protrusion
engagement
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
JP8491887U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0444708Y2 (US06272168-20010807-M00014.png
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 filed Critical
Priority to JP1987084918U priority Critical patent/JPH0444708Y2/ja
Publication of JPS63194994U publication Critical patent/JPS63194994U/ja
Application granted granted Critical
Publication of JPH0444708Y2 publication Critical patent/JPH0444708Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1987084918U 1987-05-29 1987-05-29 Expired JPH0444708Y2 (US06272168-20010807-M00014.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987084918U JPH0444708Y2 (US06272168-20010807-M00014.png) 1987-05-29 1987-05-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987084918U JPH0444708Y2 (US06272168-20010807-M00014.png) 1987-05-29 1987-05-29

Publications (2)

Publication Number Publication Date
JPS63194994U true JPS63194994U (US06272168-20010807-M00014.png) 1988-12-15
JPH0444708Y2 JPH0444708Y2 (US06272168-20010807-M00014.png) 1992-10-21

Family

ID=30939847

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987084918U Expired JPH0444708Y2 (US06272168-20010807-M00014.png) 1987-05-29 1987-05-29

Country Status (1)

Country Link
JP (1) JPH0444708Y2 (US06272168-20010807-M00014.png)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0384115A (ja) * 1989-08-25 1991-04-09 Matsuzawa Kiko:Kk 掘削ケーシング
JP2001182470A (ja) * 1999-12-22 2001-07-06 Fumio Hoshi 土木工事用削孔ケーシング
KR101044485B1 (ko) 2009-12-30 2011-06-27 이규철 장심도 케이싱
JP2021110094A (ja) * 2020-01-06 2021-08-02 株式会社エヌテイマテックス ケーシング

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6340088A (ja) * 1986-08-04 1988-02-20 門崎 孝市 オーガ装置用掘削部材のジョイント構造

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6340088A (ja) * 1986-08-04 1988-02-20 門崎 孝市 オーガ装置用掘削部材のジョイント構造

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0384115A (ja) * 1989-08-25 1991-04-09 Matsuzawa Kiko:Kk 掘削ケーシング
JP2001182470A (ja) * 1999-12-22 2001-07-06 Fumio Hoshi 土木工事用削孔ケーシング
KR101044485B1 (ko) 2009-12-30 2011-06-27 이규철 장심도 케이싱
JP2021110094A (ja) * 2020-01-06 2021-08-02 株式会社エヌテイマテックス ケーシング

Also Published As

Publication number Publication date
JPH0444708Y2 (US06272168-20010807-M00014.png) 1992-10-21

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