JPS632547Y2 - - Google Patents

Info

Publication number
JPS632547Y2
JPS632547Y2 JP1982184593U JP18459382U JPS632547Y2 JP S632547 Y2 JPS632547 Y2 JP S632547Y2 JP 1982184593 U JP1982184593 U JP 1982184593U JP 18459382 U JP18459382 U JP 18459382U JP S632547 Y2 JPS632547 Y2 JP S632547Y2
Authority
JP
Japan
Prior art keywords
blade
tip
shaft
circumferential surface
outer circumferential
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
JP1982184593U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5989186U (ja
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 JP18459382U priority Critical patent/JPS5989186U/ja
Publication of JPS5989186U publication Critical patent/JPS5989186U/ja
Application granted granted Critical
Publication of JPS632547Y2 publication Critical patent/JPS632547Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP18459382U 1982-12-06 1982-12-06 削孔軸 Granted JPS5989186U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18459382U JPS5989186U (ja) 1982-12-06 1982-12-06 削孔軸

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18459382U JPS5989186U (ja) 1982-12-06 1982-12-06 削孔軸

Publications (2)

Publication Number Publication Date
JPS5989186U JPS5989186U (ja) 1984-06-16
JPS632547Y2 true JPS632547Y2 (en]) 1988-01-22

Family

ID=30399204

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18459382U Granted JPS5989186U (ja) 1982-12-06 1982-12-06 削孔軸

Country Status (1)

Country Link
JP (1) JPS5989186U (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63289114A (ja) * 1987-05-21 1988-11-25 Matsuzawa Kiko:Kk 削孔ケ−シング用のヘッド

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56138993U (en]) * 1980-03-24 1981-10-21

Also Published As

Publication number Publication date
JPS5989186U (ja) 1984-06-16

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