JPH02107466U - - Google Patents
Info
- Publication number
- JPH02107466U JPH02107466U JP1476589U JP1476589U JPH02107466U JP H02107466 U JPH02107466 U JP H02107466U JP 1476589 U JP1476589 U JP 1476589U JP 1476589 U JP1476589 U JP 1476589U JP H02107466 U JPH02107466 U JP H02107466U
- Authority
- JP
- Japan
- Prior art keywords
- polishing wheel
- abrasive grain
- grain layer
- sides
- mounting
- 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 7
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
- 238000005498 polishing Methods 0.000 claims 4
- 239000000758 substrate Substances 0.000 claims 4
- 229910003460 diamond Inorganic materials 0.000 claims 2
- 239000010432 diamond Substances 0.000 claims 2
- 239000000843 powder Substances 0.000 claims 2
- 238000005245 sintering Methods 0.000 claims 2
- 229920001875 Ebonite Polymers 0.000 claims 1
Landscapes
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1476589U JPH0621667Y2 (ja) | 1989-02-09 | 1989-02-09 | 研磨砥石取付基板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1476589U JPH0621667Y2 (ja) | 1989-02-09 | 1989-02-09 | 研磨砥石取付基板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02107466U true JPH02107466U (bg) | 1990-08-27 |
| JPH0621667Y2 JPH0621667Y2 (ja) | 1994-06-08 |
Family
ID=31226256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1476589U Expired - Lifetime JPH0621667Y2 (ja) | 1989-02-09 | 1989-02-09 | 研磨砥石取付基板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0621667Y2 (bg) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MXPA03003843A (es) | 2002-05-01 | 2004-09-03 | Riddell | Casco de futbol americano. |
| US9289024B2 (en) | 2007-04-16 | 2016-03-22 | Riddell, Inc. | Protective sports helmet |
| USD681281S1 (en) | 2011-05-02 | 2013-04-30 | Riddell, Inc. | Protective sports helmet |
| USD838922S1 (en) | 2011-05-02 | 2019-01-22 | Riddell, Inc. | Football helmet |
| USD752822S1 (en) | 2014-02-12 | 2016-03-29 | Riddell, Inc. | Football helmet |
-
1989
- 1989-02-09 JP JP1476589U patent/JPH0621667Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0621667Y2 (ja) | 1994-06-08 |
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