JPH0521595Y2 - - Google Patents

Info

Publication number
JPH0521595Y2
JPH0521595Y2 JP1987040876U JP4087687U JPH0521595Y2 JP H0521595 Y2 JPH0521595 Y2 JP H0521595Y2 JP 1987040876 U JP1987040876 U JP 1987040876U JP 4087687 U JP4087687 U JP 4087687U JP H0521595 Y2 JPH0521595 Y2 JP H0521595Y2
Authority
JP
Japan
Prior art keywords
cutter
spoke
bit
cutter head
digging
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 - Lifetime
Application number
JP1987040876U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63151595U (US06815460-20041109-C00097.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 JP1987040876U priority Critical patent/JPH0521595Y2/ja
Publication of JPS63151595U publication Critical patent/JPS63151595U/ja
Application granted granted Critical
Publication of JPH0521595Y2 publication Critical patent/JPH0521595Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1987040876U 1987-03-23 1987-03-23 Expired - Lifetime JPH0521595Y2 (US06815460-20041109-C00097.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987040876U JPH0521595Y2 (US06815460-20041109-C00097.png) 1987-03-23 1987-03-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987040876U JPH0521595Y2 (US06815460-20041109-C00097.png) 1987-03-23 1987-03-23

Publications (2)

Publication Number Publication Date
JPS63151595U JPS63151595U (US06815460-20041109-C00097.png) 1988-10-05
JPH0521595Y2 true JPH0521595Y2 (US06815460-20041109-C00097.png) 1993-06-02

Family

ID=30855357

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987040876U Expired - Lifetime JPH0521595Y2 (US06815460-20041109-C00097.png) 1987-03-23 1987-03-23

Country Status (1)

Country Link
JP (1) JPH0521595Y2 (US06815460-20041109-C00097.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5628997A (en) * 1979-08-16 1981-03-23 Hitachi Construction Machinery Shield excavator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0338314Y2 (US06815460-20041109-C00097.png) * 1985-01-11 1991-08-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5628997A (en) * 1979-08-16 1981-03-23 Hitachi Construction Machinery Shield excavator

Also Published As

Publication number Publication date
JPS63151595U (US06815460-20041109-C00097.png) 1988-10-05

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