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 (de) | 1981-05-08 | 1981-05-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6633181U JPH0118256Y2 (de) | 1981-05-08 | 1981-05-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57177614U JPS57177614U (de) | 1982-11-10 |
| JPH0118256Y2 true JPH0118256Y2 (de) | 1989-05-29 |
Family
ID=29862370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6633181U Expired JPH0118256Y2 (de) | 1981-05-08 | 1981-05-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0118256Y2 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3338923A1 (de) * | 2016-12-23 | 2018-06-27 | HILTI Aktiengesellschaft | Bohrkrone mit einem spiralrohrförmigen bohrschaft und verfahren zur herstellung eines spiralrohrförmigen bohrschaftes für eine bohrkrone |
| EP3338934A1 (de) | 2016-12-23 | 2018-06-27 | HILTI Aktiengesellschaft | Verfahren zur herstellung eines bohrschaftes für eine nassbohrkrone |
| EP3338925A1 (de) * | 2016-12-23 | 2018-06-27 | HILTI Aktiengesellschaft | Bohrkrone mit einem spiralrohrförmigen bohrschaft und verfahren zur herstellung eines spiralförmigen bohrschaftes für eine bohrkrone |
-
1981
- 1981-05-08 JP JP6633181U patent/JPH0118256Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57177614U (de) | 1982-11-10 |
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