JPS63151595U - - Google Patents
Info
- Publication number
- JPS63151595U JPS63151595U JP4087687U JP4087687U JPS63151595U JP S63151595 U JPS63151595 U JP S63151595U JP 4087687 U JP4087687 U JP 4087687U JP 4087687 U JP4087687 U JP 4087687U JP S63151595 U JPS63151595 U JP S63151595U
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- spoke
- bit
- attached
- front surface
- 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
Links
- 238000009412 basement excavation Methods 0.000 claims description 4
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987040876U JPH0521595Y2 (da) | 1987-03-23 | 1987-03-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987040876U JPH0521595Y2 (da) | 1987-03-23 | 1987-03-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63151595U true JPS63151595U (da) | 1988-10-05 |
JPH0521595Y2 JPH0521595Y2 (da) | 1993-06-02 |
Family
ID=30855357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987040876U Expired - Lifetime JPH0521595Y2 (da) | 1987-03-23 | 1987-03-23 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0521595Y2 (da) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5628997A (en) * | 1979-08-16 | 1981-03-23 | Hitachi Construction Machinery | Shield excavator |
JPS61121293U (da) * | 1985-01-11 | 1986-07-31 |
-
1987
- 1987-03-23 JP JP1987040876U patent/JPH0521595Y2/ja not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5628997A (en) * | 1979-08-16 | 1981-03-23 | Hitachi Construction Machinery | Shield excavator |
JPS61121293U (da) * | 1985-01-11 | 1986-07-31 |
Also Published As
Publication number | Publication date |
---|---|
JPH0521595Y2 (da) | 1993-06-02 |