JPS6339048Y2 - - Google Patents
Info
- Publication number
- JPS6339048Y2 JPS6339048Y2 JP9419184U JP9419184U JPS6339048Y2 JP S6339048 Y2 JPS6339048 Y2 JP S6339048Y2 JP 9419184 U JP9419184 U JP 9419184U JP 9419184 U JP9419184 U JP 9419184U JP S6339048 Y2 JPS6339048 Y2 JP S6339048Y2
- Authority
- JP
- Japan
- Prior art keywords
- main body
- cylindrical main
- center
- cutting teeth
- concrete
- 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
Links
- 239000004567 concrete Substances 0.000 claims description 8
- 230000036346 tooth eruption Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000005553 drilling Methods 0.000 description 6
- 239000011162 core material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011381 foam concrete Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Drilling Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9419184U JPS6110818U (ja) | 1984-06-22 | 1984-06-22 | コンクリ−ト用錐 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9419184U JPS6110818U (ja) | 1984-06-22 | 1984-06-22 | コンクリ−ト用錐 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6110818U JPS6110818U (ja) | 1986-01-22 |
| JPS6339048Y2 true JPS6339048Y2 (xx) | 1988-10-14 |
Family
ID=30652532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9419184U Granted JPS6110818U (ja) | 1984-06-22 | 1984-06-22 | コンクリ−ト用錐 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6110818U (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06182Y2 (ja) * | 1985-09-24 | 1994-01-05 | 日産自動車株式会社 | プレス用圧型交換装置 |
| JPH0440810Y2 (xx) * | 1986-11-25 | 1992-09-25 | ||
| JPH0440811Y2 (xx) * | 1986-12-18 | 1992-09-25 | ||
| JPH01205831A (ja) * | 1987-09-22 | 1989-08-18 | Kawasaki Seisakusho:Kk | プレス機金型の自動交換装置 |
-
1984
- 1984-06-22 JP JP9419184U patent/JPS6110818U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6110818U (ja) | 1986-01-22 |
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