JPS5026732B1 - - Google Patents
Info
- Publication number
- JPS5026732B1 JPS5026732B1 JP45035186A JP3518670A JPS5026732B1 JP S5026732 B1 JPS5026732 B1 JP S5026732B1 JP 45035186 A JP45035186 A JP 45035186A JP 3518670 A JP3518670 A JP 3518670A JP S5026732 B1 JPS5026732 B1 JP S5026732B1
- 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.)
- Pending
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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/081—Analogue circuits
- G03B7/083—Analogue circuits for control of exposure time
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/28—Modifications for introducing a time delay before switching
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
- H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
- Measurement Of Predetermined Time Intervals (AREA)
- Exposure Control For Cameras (AREA)
- Indication In Cameras, And Counting Of Exposures (AREA)
- Control Of Electrical Variables (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45035186A JPS5026732B1 (sv) | 1970-04-24 | 1970-04-24 | |
| US00134971A US3746892A (en) | 1970-04-24 | 1971-04-19 | Output voltage regulation system |
| DE2119989A DE2119989C3 (de) | 1970-04-24 | 1971-04-23 | Zeitgeber, insbesondere für automatische Belichtungssysteme |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45035186A JPS5026732B1 (sv) | 1970-04-24 | 1970-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5026732B1 true JPS5026732B1 (sv) | 1975-09-03 |
Family
ID=12434800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP45035186A Pending JPS5026732B1 (sv) | 1970-04-24 | 1970-04-24 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3746892A (sv) |
| JP (1) | JPS5026732B1 (sv) |
| DE (1) | DE2119989C3 (sv) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5394023U (sv) * | 1976-12-29 | 1978-08-01 | ||
| JPS5660179A (en) * | 1979-10-22 | 1981-05-23 | Yagi Antenna Co Ltd | Coupler between interphone and television signal transmitter |
| JPS6119952A (ja) * | 1984-05-01 | 1986-01-28 | エ−イ−・ピ−エルシ− | 内燃機関用のピストン |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5549450B2 (sv) * | 1973-01-12 | 1980-12-12 | ||
| US3909702A (en) * | 1973-12-26 | 1975-09-30 | Ibm | Switching voltage regulator with optical coupling |
| JPS5936229B2 (ja) * | 1975-06-26 | 1984-09-03 | エプソン株式会社 | 基準電圧装置 |
| US4015145A (en) * | 1975-09-19 | 1977-03-29 | Ncr Corporation | Voltage compensated timing circuit |
| US4302653A (en) * | 1980-04-02 | 1981-11-24 | Weltronic Company | Method and apparatus for monitoring and controlling a resistance welding operation |
| JPS57104325A (en) * | 1980-12-20 | 1982-06-29 | Fujitsu Ltd | Ecl circuit |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3246170A (en) * | 1962-09-17 | 1966-04-12 | Hallicrafters Co | Sweep and function generator employing difference amplifier controlling varaible reactor |
| US3381212A (en) * | 1965-11-15 | 1968-04-30 | Alnor Instr Co | Voltage regulator with proportional control |
| US3364441A (en) * | 1966-03-07 | 1968-01-16 | Elastic Stop Nut Corp | Low frequency transistor relaxation oscillator |
-
1970
- 1970-04-24 JP JP45035186A patent/JPS5026732B1/ja active Pending
-
1971
- 1971-04-19 US US00134971A patent/US3746892A/en not_active Expired - Lifetime
- 1971-04-23 DE DE2119989A patent/DE2119989C3/de not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5394023U (sv) * | 1976-12-29 | 1978-08-01 | ||
| JPS5660179A (en) * | 1979-10-22 | 1981-05-23 | Yagi Antenna Co Ltd | Coupler between interphone and television signal transmitter |
| JPS6119952A (ja) * | 1984-05-01 | 1986-01-28 | エ−イ−・ピ−エルシ− | 内燃機関用のピストン |
Also Published As
| Publication number | Publication date |
|---|---|
| US3746892A (en) | 1973-07-17 |
| DE2119989C3 (de) | 1975-11-27 |
| DE2119989B2 (sv) | 1975-04-03 |
| DE2119989A1 (de) | 1971-11-11 |