JPH0415825Y2 - - Google Patents

Info

Publication number
JPH0415825Y2
JPH0415825Y2 JP1990111611U JP11161190U JPH0415825Y2 JP H0415825 Y2 JPH0415825 Y2 JP H0415825Y2 JP 1990111611 U JP1990111611 U JP 1990111611U JP 11161190 U JP11161190 U JP 11161190U JP H0415825 Y2 JPH0415825 Y2 JP H0415825Y2
Authority
JP
Japan
Prior art keywords
blade
casing pipe
casing
excavation
shank
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
JP1990111611U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0393895U (enEXAMPLES
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 JP1990111611U priority Critical patent/JPH0415825Y2/ja
Publication of JPH0393895U publication Critical patent/JPH0393895U/ja
Application granted granted Critical
Publication of JPH0415825Y2 publication Critical patent/JPH0415825Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1990111611U 1990-10-26 1990-10-26 Expired JPH0415825Y2 (enEXAMPLES)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990111611U JPH0415825Y2 (enEXAMPLES) 1990-10-26 1990-10-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990111611U JPH0415825Y2 (enEXAMPLES) 1990-10-26 1990-10-26

Publications (2)

Publication Number Publication Date
JPH0393895U JPH0393895U (enEXAMPLES) 1991-09-25
JPH0415825Y2 true JPH0415825Y2 (enEXAMPLES) 1992-04-09

Family

ID=31660082

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990111611U Expired JPH0415825Y2 (enEXAMPLES) 1990-10-26 1990-10-26

Country Status (1)

Country Link
JP (1) JPH0415825Y2 (enEXAMPLES)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3395941A (en) * 1965-07-29 1968-08-06 Salem Tool Co Rotary auger mining barrel head
JPS4521086Y1 (enEXAMPLES) * 1967-02-16 1970-08-22
JPS5520876Y2 (enEXAMPLES) * 1974-03-04 1980-05-19
US3999620A (en) * 1975-05-30 1976-12-28 Watson, Incorporated Core barrel
JPS52100803U (enEXAMPLES) * 1976-01-30 1977-07-30
JPS6145272Y2 (enEXAMPLES) * 1978-03-25 1986-12-19
JPS56119030A (en) * 1980-02-23 1981-09-18 Hajime Matsuzawa Performance of work for placing an embedded pile and device for carrying out the said performance

Also Published As

Publication number Publication date
JPH0393895U (enEXAMPLES) 1991-09-25

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