JPS5720108U - - Google Patents
Info
- Publication number
- JPS5720108U JPS5720108U JP1980095774U JP9577480U JPS5720108U JP S5720108 U JPS5720108 U JP S5720108U JP 1980095774 U JP1980095774 U JP 1980095774U JP 9577480 U JP9577480 U JP 9577480U JP S5720108 U JPS5720108 U JP S5720108U
- Authority
- JP
- Japan
- 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
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B9/00—Exposure-making shutters; Diaphragms
- G03B9/58—Means for varying duration of "open" period of shutter
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
- Shutter-Related Mechanisms (AREA)
- Electromagnets (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980095774U JPS6020887Y2 (ja) | 1980-07-07 | 1980-07-07 | 緊定解除用電磁石装置 |
| US06/279,256 US4355878A (en) | 1980-07-07 | 1981-07-01 | Magnetic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980095774U JPS6020887Y2 (ja) | 1980-07-07 | 1980-07-07 | 緊定解除用電磁石装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5720108U true JPS5720108U (enExample) | 1982-02-02 |
| JPS6020887Y2 JPS6020887Y2 (ja) | 1985-06-22 |
Family
ID=14146824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980095774U Expired JPS6020887Y2 (ja) | 1980-07-07 | 1980-07-07 | 緊定解除用電磁石装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US4355878A (enExample) |
| JP (1) | JPS6020887Y2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58180539U (ja) * | 1982-05-25 | 1983-12-02 | 日本電産コパル株式会社 | フオ−カルプレ−ンシヤツタの秒時調整機構 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2620390B2 (ja) * | 1990-02-07 | 1997-06-11 | キヤノン株式会社 | シャッター |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1220726B (de) * | 1964-07-10 | 1966-07-07 | Compur Werk Gmbh & Co | Photographischer Verschluss |
| US3947857A (en) * | 1973-08-24 | 1976-03-30 | Yashica Co., Ltd. | Magnetically releasing device for camera shutters |
| FR2446009A1 (fr) * | 1979-01-04 | 1980-08-01 | Alsthom Unelec Sa | Declencheur electromagnetique reglable pour disjoncteur |
-
1980
- 1980-07-07 JP JP1980095774U patent/JPS6020887Y2/ja not_active Expired
-
1981
- 1981-07-01 US US06/279,256 patent/US4355878A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58180539U (ja) * | 1982-05-25 | 1983-12-02 | 日本電産コパル株式会社 | フオ−カルプレ−ンシヤツタの秒時調整機構 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6020887Y2 (ja) | 1985-06-22 |
| US4355878A (en) | 1982-10-26 |