JPH0118256Y2 - - Google Patents
Info
- Publication number
- JPH0118256Y2 JPH0118256Y2 JP6633181U JP6633181U JPH0118256Y2 JP H0118256 Y2 JPH0118256 Y2 JP H0118256Y2 JP 6633181 U JP6633181 U JP 6633181U JP 6633181 U JP6633181 U JP 6633181U JP H0118256 Y2 JPH0118256 Y2 JP H0118256Y2
- Authority
- JP
- Japan
- Prior art keywords
- diamond
- cylindrical part
- thin
- chip
- core drill
- 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
- 229910003460 diamond Inorganic materials 0.000 claims description 27
- 239000010432 diamond Substances 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 14
- 239000010959 steel Substances 0.000 claims description 14
- 238000003466 welding Methods 0.000 claims 1
- 239000000498 cooling water Substances 0.000 description 5
- 238000005219 brazing Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000006061 abrasive grain Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000005482 strain hardening Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6633181U JPH0118256Y2 (fr) | 1981-05-08 | 1981-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6633181U JPH0118256Y2 (fr) | 1981-05-08 | 1981-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57177614U JPS57177614U (fr) | 1982-11-10 |
| JPH0118256Y2 true JPH0118256Y2 (fr) | 1989-05-29 |
Family
ID=29862370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6633181U Expired JPH0118256Y2 (fr) | 1981-05-08 | 1981-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0118256Y2 (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3338925A1 (fr) * | 2016-12-23 | 2018-06-27 | HILTI Aktiengesellschaft | Couronne de forage comprenant une tige de forage en forme de tube spiralé et procédé de production d'une tige de forage en forme de tube spiralé pour une couronne de forage |
| EP3338934A1 (fr) | 2016-12-23 | 2018-06-27 | HILTI Aktiengesellschaft | Procédé de production d'une tige de forage pour une couronne de forage humide |
| EP3338923A1 (fr) * | 2016-12-23 | 2018-06-27 | HILTI Aktiengesellschaft | Couronne de forage comprenant une tige de forage en forme de tube spiralé et procédé de production d'une tige de forage en forme de tube spiralé pour une couronne de forage |
-
1981
- 1981-05-08 JP JP6633181U patent/JPH0118256Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57177614U (fr) | 1982-11-10 |
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