JPH077051Y2 - 穿孔錐の錐体着脱装置 - Google Patents
穿孔錐の錐体着脱装置Info
- Publication number
- JPH077051Y2 JPH077051Y2 JP10012889U JP10012889U JPH077051Y2 JP H077051 Y2 JPH077051 Y2 JP H077051Y2 JP 10012889 U JP10012889 U JP 10012889U JP 10012889 U JP10012889 U JP 10012889U JP H077051 Y2 JPH077051 Y2 JP H077051Y2
- Authority
- JP
- Japan
- Prior art keywords
- wedge
- shank
- cone
- disc
- insertion hole
- 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
Links
- 238000005553 drilling Methods 0.000 title claims description 6
- 238000003780 insertion Methods 0.000 claims description 30
- 230000037431 insertion Effects 0.000 claims description 30
- 125000006850 spacer group Chemical group 0.000 claims description 20
- 230000002093 peripheral effect Effects 0.000 claims description 9
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10012889U JPH077051Y2 (ja) | 1989-08-28 | 1989-08-28 | 穿孔錐の錐体着脱装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10012889U JPH077051Y2 (ja) | 1989-08-28 | 1989-08-28 | 穿孔錐の錐体着脱装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0340014U JPH0340014U (en]) | 1991-04-17 |
| JPH077051Y2 true JPH077051Y2 (ja) | 1995-02-22 |
Family
ID=31649148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10012889U Expired - Lifetime JPH077051Y2 (ja) | 1989-08-28 | 1989-08-28 | 穿孔錐の錐体着脱装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH077051Y2 (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002157678A (ja) * | 2000-11-17 | 2002-05-31 | Kajima Corp | Ｉｔｓ歩行者支援システム |
-
1989
- 1989-08-28 JP JP10012889U patent/JPH077051Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0340014U (en]) | 1991-04-17 |
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