JPS5676308U - - Google Patents
Info
- Publication number
- JPS5676308U JPS5676308U JP15862779U JP15862779U JPS5676308U JP S5676308 U JPS5676308 U JP S5676308U JP 15862779 U JP15862779 U JP 15862779U JP 15862779 U JP15862779 U JP 15862779U JP S5676308 U JPS5676308 U JP S5676308U
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/46—Drills having a centre free from cutting edges or with recessed cutting edges
Landscapes
- Drilling Tools (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15862779U JPS5676308U (ja) | 1979-11-15 | 1979-11-15 | |
| US06/192,627 US4373839A (en) | 1979-10-02 | 1980-09-30 | Drill bit |
| DE3037097A DE3037097C2 (de) | 1979-10-02 | 1980-10-01 | Vollbohrwerkzeug, insbesondere Spiralbohrer |
| US06/428,717 US4565471A (en) | 1979-10-02 | 1982-09-30 | Drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15862779U JPS5676308U (ja) | 1979-11-15 | 1979-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5676308U true JPS5676308U (ja) | 1981-06-22 |
Family
ID=29669866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15862779U Pending JPS5676308U (ja) | 1979-10-02 | 1979-11-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5676308U (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS611314U (ja) * | 1984-06-08 | 1986-01-07 | 三菱マテリアル株式会社 | 二枚刃の穴明け工具 |
| WO2009118947A1 (ja) * | 2008-03-25 | 2009-10-01 | ユニタック株式会社 | ガンドリル |
| WO2009128183A1 (ja) * | 2008-04-14 | 2009-10-22 | ユニタック株式会社 | 深穴切削用ドリルヘッド |
-
1979
- 1979-11-15 JP JP15862779U patent/JPS5676308U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS611314U (ja) * | 1984-06-08 | 1986-01-07 | 三菱マテリアル株式会社 | 二枚刃の穴明け工具 |
| WO2009118947A1 (ja) * | 2008-03-25 | 2009-10-01 | ユニタック株式会社 | ガンドリル |
| WO2009128183A1 (ja) * | 2008-04-14 | 2009-10-22 | ユニタック株式会社 | 深穴切削用ドリルヘッド |