JPS61112812U - - Google Patents
Info
- Publication number
- JPS61112812U JPS61112812U JP20168984U JP20168984U JPS61112812U JP S61112812 U JPS61112812 U JP S61112812U JP 20168984 U JP20168984 U JP 20168984U JP 20168984 U JP20168984 U JP 20168984U JP S61112812 U JPS61112812 U JP S61112812U
- Authority
- JP
- Japan
- Prior art keywords
- rear end
- smaller
- utility
- scope
- web
- 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
Description
第１図ないし第３図はこの考案の一実施例を示
し、第１図は要部の一部切欠き側面図、第２図は
その先端視図、第３図はその一部省略側面図、第
４図および第５図は従来のドリルの一例を示し、
第４図はその先端視図、第５図はその一部を省略
して示す一部切欠き側面図である。
１１……ドリル本体、１２……切屑排出溝、１
５……ウエブ、１５ａ……（ウエブ）の先端部、
１５ｂ……（ウエブ）の後端部。
Figures 1 to 3 show an embodiment of this invention, with Figure 1 being a partially cutaway side view of the main part, Figure 2 being a view from the tip, and Figure 3 being a partially omitted side view. , FIGS. 4 and 5 show an example of a conventional drill,
FIG. 4 is a front end view, and FIG. 5 is a partially cutaway side view, with some parts omitted. 11...Drill body, 12...Chip discharge groove, 1
5...web, 15a...tip of (web),
15b... Rear end of (web).
Claims (1)
く設定したことを特徴とするドリル。 A drill characterized by a web taper that is set larger on the tip side and smaller on the rear end side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20168984U JPS61112812U (en) | 1984-12-26 | 1984-12-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20168984U JPS61112812U (en) | 1984-12-26 | 1984-12-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61112812U true JPS61112812U (en) | 1986-07-17 |
Family
ID=30763716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20168984U Pending JPS61112812U (en) | 1984-12-26 | 1984-12-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61112812U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5342851U (en) * | 1976-09-17 | 1978-04-13 |
-
1984
- 1984-12-26 JP JP20168984U patent/JPS61112812U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5342851U (en) * | 1976-09-17 | 1978-04-13 |
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