JPH01163063U - - Google Patents
Info
- Publication number
- JPH01163063U JPH01163063U JP5778088U JP5778088U JPH01163063U JP H01163063 U JPH01163063 U JP H01163063U JP 5778088 U JP5778088 U JP 5778088U JP 5778088 U JP5778088 U JP 5778088U JP H01163063 U JPH01163063 U JP H01163063U
- Authority
- JP
- Japan
- Prior art keywords
- hub
- ultra
- abrasive grain
- grain layer
- thin blade
- 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
- 239000006061 abrasive grain Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
Landscapes
- Polishing Bodies And Polishing Tools (AREA)
Description
第１図は本考案に係わるハブ付き極薄刃砥石の
一実施例を示す縦断面図、第２図は同砥石の要部
を示す断面拡大図である。一方、第３図は従来の
ハブ付き極薄刃砥石を示す縦断面図、第４図は同
砥石の問題点を示す断面拡大図である。
１０……砥粒層、１１……ハブ、１１Ａ……砥
粒層接合面の外周縁部、Ｒ……曲率半径、Ｌ……
曲面の長さ。
FIG. 1 is a longitudinal sectional view showing an embodiment of an ultra-thin blade grindstone with a hub according to the present invention, and FIG. 2 is an enlarged sectional view showing the main parts of the same grindstone. On the other hand, FIG. 3 is a vertical cross-sectional view showing a conventional ultra-thin blade grindstone with a hub, and FIG. 4 is an enlarged cross-sectional view showing problems with the same grindstone. 10... Abrasive grain layer, 11... Hub, 11A... Outer peripheral edge of abrasive layer bonding surface, R... Radius of curvature, L...
length of the curved surface.
Claims (1)
径の小さな円環状ハブを接合してなるハブ付き極
薄刃砥石において、 前記ハブの砥粒層接合面の外周縁部を、その全
周に亙つて曲率半径５μｍ以上の曲面としたこと
を特徴とするハブ付き極薄刃砥石。[Scope of Claim for Utility Model Registration] An ultra-thin blade grindstone with a hub in which an annular hub with an outer diameter smaller than that is joined to one side of a thin annular abrasive grain layer, the abrasive grain layer joining surface of the hub. An ultra-thin blade grindstone with a hub, characterized in that the outer peripheral edge thereof is a curved surface with a radius of curvature of 5 μm or more over the entire circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988057780U JPH0750144Y2 (en) | 1988-04-28 | 1988-04-28 | Ultra-thin blade whetstone with hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988057780U JPH0750144Y2 (en) | 1988-04-28 | 1988-04-28 | Ultra-thin blade whetstone with hub |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01163063U true JPH01163063U (en) | 1989-11-14 |
| JPH0750144Y2 JPH0750144Y2 (en) | 1995-11-15 |
Family
ID=31283622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988057780U Expired - Lifetime JPH0750144Y2 (en) | 1988-04-28 | 1988-04-28 | Ultra-thin blade whetstone with hub |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0750144Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4825292A (en) * | 1971-08-05 | 1973-04-02 | ||
| JPS6016098A (en) * | 1983-07-07 | 1985-01-26 | Foster Denki Kk | Diaphragm for speaker |
-
1988
- 1988-04-28 JP JP1988057780U patent/JPH0750144Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4825292A (en) * | 1971-08-05 | 1973-04-02 | ||
| JPS6016098A (en) * | 1983-07-07 | 1985-01-26 | Foster Denki Kk | Diaphragm for speaker |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0750144Y2 (en) | 1995-11-15 |