JPH01140188U - - Google Patents
Info
- Publication number
- JPH01140188U JPH01140188U JP3598788U JP3598788U JPH01140188U JP H01140188 U JPH01140188 U JP H01140188U JP 3598788 U JP3598788 U JP 3598788U JP 3598788 U JP3598788 U JP 3598788U JP H01140188 U JPH01140188 U JP H01140188U
- Authority
- JP
- Japan
- Prior art keywords
- cover glass
- curvature
- watch
- relationship
- utility
- 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
- 239000006059 cover glass Substances 0.000 claims description 6
- 239000011521 glass Substances 0.000 description 2
Landscapes
- Joining Of Glass To Other Materials (AREA)
Description
第１図は、本考案における、カバーガラスを腕
時計ケースに組み込んだ部分断面図。第２図は従
来技術におけるカバーガラスを腕時計ケースに組
み込んだ部分断面図。
１……時計ケース、２……弾性部材、３……カ
バーガラス、Ｒ１……ガラス上面曲率、Ｒ２……
ガラス下面曲率。
FIG. 1 is a partial sectional view of the present invention, in which a cover glass is assembled into a wristwatch case. FIG. 2 is a partial cross-sectional view of a conventional cover glass incorporated into a wristwatch case. 1...Watch case, 2...Elastic member, 3...Cover glass, R1...Glass top surface curvature, R2...
Glass bottom curvature.
Claims (1)
記カバーガラスの下面に形成される曲率Ｒ２とが
異なると共にＲ１〈Ｒ２の関係を有することを特
徴とする時計用カバーガラス。 A cover glass for a watch, characterized in that a curvature R1 formed on an upper surface of the cover glass and a curvature R2 formed on a lower surface of the cover glass are different and have a relationship of R1<R2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3598788U JPH01140188U (en) | 1988-03-18 | 1988-03-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3598788U JPH01140188U (en) | 1988-03-18 | 1988-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01140188U true JPH01140188U (en) | 1989-09-26 |
Family
ID=31262608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3598788U Pending JPH01140188U (en) | 1988-03-18 | 1988-03-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01140188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018159614A (en) * | 2017-03-22 | 2018-10-11 | 日本精機株式会社 | Translucent plate and measuring device using translucent plate |
-
1988
- 1988-03-18 JP JP3598788U patent/JPH01140188U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018159614A (en) * | 2017-03-22 | 2018-10-11 | 日本精機株式会社 | Translucent plate and measuring device using translucent plate |