JPH052295Y2 - - Google Patents
Info
- Publication number
- JPH052295Y2 JPH052295Y2 JP1986131360U JP13136086U JPH052295Y2 JP H052295 Y2 JPH052295 Y2 JP H052295Y2 JP 1986131360 U JP1986131360 U JP 1986131360U JP 13136086 U JP13136086 U JP 13136086U JP H052295 Y2 JPH052295 Y2 JP H052295Y2
- Authority
- JP
- Japan
- Prior art keywords
- hole
- cutting member
- shank shaft
- tip
- slit
- 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 claims description 14
- 239000002184 metal Substances 0.000 claims description 8
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 238000005219 brazing Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000000835 fiber Substances 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010273 cold forging Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Landscapes
- Drilling Tools (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986131360U JPH052295Y2 (zh) | 1986-08-29 | 1986-08-29 | |
| DE3788094T DE3788094T2 (de) | 1986-08-29 | 1987-08-26 | Bohrer. |
| EP87307570A EP0260026B1 (en) | 1986-08-29 | 1987-08-26 | Drill |
| KR1019870009525A KR910001814B1 (ko) | 1986-08-29 | 1987-08-29 | 드 릴 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986131360U JPH052295Y2 (zh) | 1986-08-29 | 1986-08-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6338970U JPS6338970U (zh) | 1988-03-12 |
| JPH052295Y2 true JPH052295Y2 (zh) | 1993-01-20 |
Family
ID=15056105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986131360U Expired - Lifetime JPH052295Y2 (zh) | 1986-08-29 | 1986-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH052295Y2 (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101898989B1 (ko) * | 2018-04-03 | 2018-09-14 | 코리아에프에이(주) | 복합소재단열재 패널용 롱홀쏘 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61146412A (ja) * | 1984-12-20 | 1986-07-04 | Hiromitsu Okinaga | コンクリ−ト構造物用穿孔ドリル |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54133490U (zh) * | 1978-03-09 | 1979-09-17 |
-
1986
- 1986-08-29 JP JP1986131360U patent/JPH052295Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61146412A (ja) * | 1984-12-20 | 1986-07-04 | Hiromitsu Okinaga | コンクリ−ト構造物用穿孔ドリル |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6338970U (zh) | 1988-03-12 |
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