JPS63100591U - - Google Patents
Info
- Publication number
- JPS63100591U JPS63100591U JP19301886U JP19301886U JPS63100591U JP S63100591 U JPS63100591 U JP S63100591U JP 19301886 U JP19301886 U JP 19301886U JP 19301886 U JP19301886 U JP 19301886U JP S63100591 U JPS63100591 U JP S63100591U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- outer periphery
- closable
- openable
- cutter
- 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
- 239000004576 sand Substances 0.000 claims 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986193018U JPH0428955Y2 (fi) | 1986-12-17 | 1986-12-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986193018U JPH0428955Y2 (fi) | 1986-12-17 | 1986-12-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63100591U true JPS63100591U (fi) | 1988-06-30 |
JPH0428955Y2 JPH0428955Y2 (fi) | 1992-07-14 |
Family
ID=31148647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986193018U Expired JPH0428955Y2 (fi) | 1986-12-17 | 1986-12-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0428955Y2 (fi) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4979003U (fi) * | 1972-10-23 | 1974-07-09 | ||
JPS58103293U (ja) * | 1981-12-28 | 1983-07-13 | 三谷セキサン株式会社 | ア−スドリルバケツト |
-
1986
- 1986-12-17 JP JP1986193018U patent/JPH0428955Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4979003U (fi) * | 1972-10-23 | 1974-07-09 | ||
JPS58103293U (ja) * | 1981-12-28 | 1983-07-13 | 三谷セキサン株式会社 | ア−スドリルバケツト |
Also Published As
Publication number | Publication date |
---|---|
JPH0428955Y2 (fi) | 1992-07-14 |