JPS61163110U - - Google Patents
Info
- Publication number
- JPS61163110U JPS61163110U JP4728085U JP4728085U JPS61163110U JP S61163110 U JPS61163110 U JP S61163110U JP 4728085 U JP4728085 U JP 4728085U JP 4728085 U JP4728085 U JP 4728085U JP S61163110 U JPS61163110 U JP S61163110U
- Authority
- JP
- Japan
- Prior art keywords
- blade part
- blade
- cutter
- cutting edge
- cutting blades
- 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.)
- Pending
Links
Landscapes
- Drilling Tools (AREA)
Description
第１図はこの考案を具体化したホールカツター
の一実施例を示す部分斜視図、第２図はそのホー
ルカツターの全体を示す斜視図、第３図は１つの
切削刃を拡大して示す部分底面図、第４図は第３
図のＡ―Ａ線における部分断面図である。
１……カツターボデー、２……切削刃、２ａ…
…刃先、２ｂ……すくい面、７……凹部、８……
第１の刃部、９……第２の刃部。
Fig. 1 is a partial perspective view showing an embodiment of a hole cutter embodying this invention, Fig. 2 is a perspective view showing the entire hole cutter, and Fig. 3 is an enlarged view of one cutting blade. Partial bottom view shown, Figure 4 is the 3rd
It is a partial sectional view taken along the line AA in the figure. 1... cutter day, 2... cutting blade, 2a...
...blade edge, 2b... rake face, 7... recess, 8...
1st blade part, 9... 2nd blade part.
Claims (1)
の切削刃２を列設したホールカツターにおいて、 少なくとも１個の切削刃２の刃先２ａ中央部か
らすくい面２ｂにかけて凹部７又は凸部を設け、
刃先２ａをその両端部に位置する第１の刃部８と
、その第１の刃部８間において第１の刃部８より
もカツターボデー１の回転方向側又はその反対方
向側に位置する第２の刃部９とにより構成したこ
とを特徴とするホールカツター。[Claims for Utility Model Registration] In a hole cutter in which a plurality of cutting blades 2 are arranged in a row around one end of a cylindrical cutter body 1, at least one of the cutting blades 2 has a concave portion extending from the center of the cutting edge 2a to the rake face 2b. 7 or provide a convex portion,
A first blade part 8 located at both ends of the cutting edge 2a, and a second blade part 8 located between the first blade part 8 on the rotational direction side of the cutter body 1 or on the opposite side of the first blade part 8. A hole cutter comprising: a blade portion 9;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4728085U JPS61163110U (en) | 1985-03-30 | 1985-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4728085U JPS61163110U (en) | 1985-03-30 | 1985-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61163110U true JPS61163110U (en) | 1986-10-09 |
Family
ID=30562456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4728085U Pending JPS61163110U (en) | 1985-03-30 | 1985-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61163110U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004108333A1 (en) | 2003-06-05 | 2004-12-16 | Kabushiki Kaisha Miyanaga | Core cutter |
| WO2005015568A1 (en) | 2003-07-21 | 2005-02-17 | Infineon Technologies Ag | Memory device and method of storing fail addresses of a memory cell |
| KR20200051445A (en) * | 2018-11-05 | 2020-05-13 | 티앤씨샤크 주식회사 | Hole cutter |
-
1985
- 1985-03-30 JP JP4728085U patent/JPS61163110U/ja active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004108333A1 (en) | 2003-06-05 | 2004-12-16 | Kabushiki Kaisha Miyanaga | Core cutter |
| EP1637262A1 (en) * | 2003-06-05 | 2006-03-22 | Kabushiki Kaisha Miyanaga | Core cutter |
| JPWO2004108333A1 (en) * | 2003-06-05 | 2006-07-20 | 株式会社ミヤナガ | Core cutter |
| EP1637262A4 (en) * | 2003-06-05 | 2009-06-24 | Miyanaga Kk | Core cutter |
| JP4499037B2 (en) * | 2003-06-05 | 2010-07-07 | 株式会社ミヤナガ | Core cutter |
| WO2005015568A1 (en) | 2003-07-21 | 2005-02-17 | Infineon Technologies Ag | Memory device and method of storing fail addresses of a memory cell |
| KR20200051445A (en) * | 2018-11-05 | 2020-05-13 | 티앤씨샤크 주식회사 | Hole cutter |