JPH0715730Y2 - ダイヤモンドチップコアビット - Google Patents
ダイヤモンドチップコアビットInfo
- Publication number
- JPH0715730Y2 JPH0715730Y2 JP1990114696U JP11469690U JPH0715730Y2 JP H0715730 Y2 JPH0715730 Y2 JP H0715730Y2 JP 1990114696 U JP1990114696 U JP 1990114696U JP 11469690 U JP11469690 U JP 11469690U JP H0715730 Y2 JPH0715730 Y2 JP H0715730Y2
- Authority
- JP
- Japan
- Prior art keywords
- tip
- wear
- cylinder
- core bit
- cutting surface
- 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
- 239000010432 diamond Substances 0.000 title claims description 11
- 229910003460 diamond Inorganic materials 0.000 title claims description 10
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Polishing Bodies And Polishing Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990114696U JPH0715730Y2 (ja) | 1990-11-02 | 1990-11-02 | ダイヤモンドチップコアビット |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990114696U JPH0715730Y2 (ja) | 1990-11-02 | 1990-11-02 | ダイヤモンドチップコアビット |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0473462U JPH0473462U (en]) | 1992-06-26 |
| JPH0715730Y2 true JPH0715730Y2 (ja) | 1995-04-12 |
Family
ID=31862405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990114696U Expired - Lifetime JPH0715730Y2 (ja) | 1990-11-02 | 1990-11-02 | ダイヤモンドチップコアビット |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0715730Y2 (en]) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2599200Y2 (ja) * | 1992-01-13 | 1999-08-30 | 株式会社コンセック | コアドリル |
| JP5708147B2 (ja) * | 2011-03-31 | 2015-04-30 | 株式会社Sumco | 研削ホイール、両頭研削加工方法およびシリコンウェーハの製造方法 |
-
1990
- 1990-11-02 JP JP1990114696U patent/JPH0715730Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0473462U (en]) | 1992-06-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20041105 |
|
| A521 | Written amendment |
Effective date: 20041105 Free format text: JAPANESE INTERMEDIATE CODE: A821 |
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| A131 | Notification of reasons for refusal |
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| A521 | Written amendment |
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| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20060720 |
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| A02 | Decision of refusal |
Effective date: 20061107 Free format text: JAPANESE INTERMEDIATE CODE: A02 |
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| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070302 |
|
| A521 | Written amendment |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20070305 |
|
| A911 | Transfer of reconsideration by examiner before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A911 Effective date: 20070313 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Effective date: 20070424 Free format text: JAPANESE INTERMEDIATE CODE: A01 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20070522 |
|
| R150 | Certificate of patent (=grant) or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
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| LAPS | Cancellation because of no payment of annual fees |