JPH0357203Y2 - - Google Patents
Info
- Publication number
- JPH0357203Y2 JPH0357203Y2 JP10896587U JP10896587U JPH0357203Y2 JP H0357203 Y2 JPH0357203 Y2 JP H0357203Y2 JP 10896587 U JP10896587 U JP 10896587U JP 10896587 U JP10896587 U JP 10896587U JP H0357203 Y2 JPH0357203 Y2 JP H0357203Y2
- Authority
- JP
- Japan
- Prior art keywords
- rotating ring
- fixed frame
- ball bearing
- optometry
- frame
- 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.)
- Expired
Links
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
Landscapes
- Eye Examination Apparatus (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10896587U JPH0357203Y2 (enExample) | 1987-07-17 | 1987-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10896587U JPH0357203Y2 (enExample) | 1987-07-17 | 1987-07-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6417209U JPS6417209U (enExample) | 1989-01-27 |
| JPH0357203Y2 true JPH0357203Y2 (enExample) | 1991-12-26 |
Family
ID=31344786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10896587U Expired JPH0357203Y2 (enExample) | 1987-07-17 | 1987-07-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0357203Y2 (enExample) |
-
1987
- 1987-07-17 JP JP10896587U patent/JPH0357203Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6417209U (enExample) | 1989-01-27 |