JPH0274170U - - Google Patents
Info
- Publication number
- JPH0274170U JPH0274170U JP15434688U JP15434688U JPH0274170U JP H0274170 U JPH0274170 U JP H0274170U JP 15434688 U JP15434688 U JP 15434688U JP 15434688 U JP15434688 U JP 15434688U JP H0274170 U JPH0274170 U JP H0274170U
- Authority
- JP
- Japan
- Prior art keywords
- processing tool
- core hole
- tool according
- blade
- handle
- 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
- 239000006061 abrasive grain Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Drilling Tools (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Description
第1図はこの考案の実施例の正面図、第2図は
第1図の断面図、第3図はこの考案の要部の断面
図、第4図はこの考案の他の実施例の要部の断面
図、第5図は第4図のコア穴から視た底面図、第
6図はこの考案の他の実施例の要部の断面図、第
7図は被加工材の正面図、第8図は第7図の端面
図、第9図及び第10図は加工状態の説明図であ
る。
1……本体、2……柄部、3……刃部、4……
貫通穴、5……コア穴、6……硬質砥粒、7……
薄肉部、8……突起、13……端部。
Fig. 1 is a front view of an embodiment of this invention, Fig. 2 is a sectional view of Fig. 1, Fig. 3 is a sectional view of the main part of this invention, and Fig. 4 is a main part of another embodiment of this invention. 5 is a bottom view as seen from the core hole in FIG. 4, FIG. 6 is a sectional view of the main part of another embodiment of this invention, and FIG. 7 is a front view of the workpiece. FIG. 8 is an end view of FIG. 7, and FIGS. 9 and 10 are explanatory diagrams of the processing state. 1...Body, 2...Handle, 3...Blade, 4...
Through hole, 5... Core hole, 6... Hard abrasive grain, 7...
Thin wall portion, 8... protrusion, 13... end.
Claims (1)
たコア穴が形成された刃部を有し、刃部の外周全
面、および端部、さらに刃部近傍の柄部のそれぞ
れに硬質砥粒が電着されている加工工具。 (2) 前記コア穴内面に硬質砥粒が電着されてい
る請求項1記載の加工工具。 (3) 前記コア穴は端部から柄側に末広がりに形
成されている請求項1又は2記載の加工工具。 (4) 前記コア穴の内縁部に突起が形成されてい
る請求項1,2又は3記載の加工工具。 (5) 前記コア穴に開口する貫通穴が形成されて
いる請求項1,2,3又は4記載の加工工具。[Claims for Utility Model Registration] (1) A blade having a handle at one end and a core hole surrounded by a thin wall at the other end, the entire outer circumference of the blade, and the end; Furthermore, this processing tool has hard abrasive grains electrodeposited on each handle near the blade. (2) The processing tool according to claim 1, wherein hard abrasive grains are electrodeposited on the inner surface of the core hole. (3) The processing tool according to claim 1 or 2, wherein the core hole is formed to widen from the end toward the handle. (4) The processing tool according to claim 1, 2 or 3, wherein a protrusion is formed on the inner edge of the core hole. (5) The processing tool according to claim 1, 2, 3 or 4, wherein a through hole opening into the core hole is formed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15434688U JPH0274170U (en) | 1988-11-29 | 1988-11-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15434688U JPH0274170U (en) | 1988-11-29 | 1988-11-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0274170U true JPH0274170U (en) | 1990-06-06 |
Family
ID=31430996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15434688U Pending JPH0274170U (en) | 1988-11-29 | 1988-11-29 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0274170U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5010853B2 (en) * | 1972-01-07 | 1975-04-24 | ||
JPS61146412A (en) * | 1984-12-20 | 1986-07-04 | Hiromitsu Okinaga | Drill for concrete structure |
-
1988
- 1988-11-29 JP JP15434688U patent/JPH0274170U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5010853B2 (en) * | 1972-01-07 | 1975-04-24 | ||
JPS61146412A (en) * | 1984-12-20 | 1986-07-04 | Hiromitsu Okinaga | Drill for concrete structure |
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