JPS6386191U - - Google Patents
Info
- Publication number
- JPS6386191U JPS6386191U JP17768586U JP17768586U JPS6386191U JP S6386191 U JPS6386191 U JP S6386191U JP 17768586 U JP17768586 U JP 17768586U JP 17768586 U JP17768586 U JP 17768586U JP S6386191 U JPS6386191 U JP S6386191U
- Authority
- JP
- Japan
- Prior art keywords
- tip
- bit
- rock
- bit body
- attached
- 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.)
- Granted
Links
- 239000011435 rock Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986177685U JPH053587Y2 (de) | 1986-11-19 | 1986-11-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986177685U JPH053587Y2 (de) | 1986-11-19 | 1986-11-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6386191U true JPS6386191U (de) | 1988-06-06 |
| JPH053587Y2 JPH053587Y2 (de) | 1993-01-28 |
Family
ID=31119120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986177685U Expired - Lifetime JPH053587Y2 (de) | 1986-11-19 | 1986-11-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH053587Y2 (de) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS491182U (de) * | 1972-04-05 | 1974-01-08 | ||
| JPS4911282U (de) * | 1972-04-30 | 1974-01-30 | ||
| JPS4999801U (de) * | 1972-12-20 | 1974-08-28 | ||
| JPS5214301U (de) * | 1975-07-18 | 1977-02-01 | ||
| JPS57202483U (de) * | 1981-06-17 | 1982-12-23 | ||
| JPS5914897U (ja) * | 1982-07-15 | 1984-01-28 | 三菱マテリアル株式会社 | シ−ルド掘進機用カツタ−ビツト |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5914897B2 (ja) * | 1975-02-08 | 1984-04-06 | ソニー株式会社 | 半導体装置 |
-
1986
- 1986-11-19 JP JP1986177685U patent/JPH053587Y2/ja not_active Expired - Lifetime
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS491182U (de) * | 1972-04-05 | 1974-01-08 | ||
| JPS4911282U (de) * | 1972-04-30 | 1974-01-30 | ||
| JPS4999801U (de) * | 1972-12-20 | 1974-08-28 | ||
| JPS5214301U (de) * | 1975-07-18 | 1977-02-01 | ||
| JPS57202483U (de) * | 1981-06-17 | 1982-12-23 | ||
| JPS5914897U (ja) * | 1982-07-15 | 1984-01-28 | 三菱マテリアル株式会社 | シ−ルド掘進機用カツタ−ビツト |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH053587Y2 (de) | 1993-01-28 |