FR2042503A1 - - Google Patents
Info
- Publication number
- FR2042503A1 FR2042503A1 FR6939902A FR6939902A FR2042503A1 FR 2042503 A1 FR2042503 A1 FR 2042503A1 FR 6939902 A FR6939902 A FR 6939902A FR 6939902 A FR6939902 A FR 6939902A FR 2042503 A1 FR2042503 A1 FR 2042503A1
- Authority
- FR
- France
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
- H01H47/24—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil having light-sensitive input
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/941—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1661869 | 1969-05-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2042503A1 true FR2042503A1 (fr) | 1971-02-12 |
Family
ID=11149058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6939902A Pending FR2042503A1 (fr) | 1969-05-09 | 1969-11-20 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3636357A (fr) |
DE (1) | DE2017342A1 (fr) |
FR (1) | FR2042503A1 (fr) |
GB (1) | GB1231529A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2428318A1 (fr) * | 1978-06-07 | 1980-01-04 | Materiel Telephonique | Circuit de commande de relais |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4053814A (en) * | 1976-07-14 | 1977-10-11 | Gte Laboratories Incorporated | Continuous automatic starting assist uv circuit for microwave powered electrodeless lamps |
US4629941A (en) * | 1985-01-07 | 1986-12-16 | Ellis Edward H | Differential illumination sensitive switching circuit |
US4665321A (en) * | 1985-08-14 | 1987-05-12 | Kwangling Chang | Automatic control system for automobile lights |
US4841164A (en) * | 1986-02-11 | 1989-06-20 | Egidio Basso | Light-sensitive switch structure and method with inverse off/on ratio |
US4771186A (en) * | 1986-02-11 | 1988-09-13 | Egidio Basso | Light-sensitive switch structure and method with inverse off/on ratio |
US5272418A (en) * | 1990-01-09 | 1993-12-21 | Universal Electronics, Inc. | Time enabled photosensing circuit |
US5457595A (en) * | 1993-10-18 | 1995-10-10 | Hubbell Incorporated | Low-power relay operating circuit |
US5789868A (en) * | 1996-08-13 | 1998-08-04 | The Lamson & Sessions Co. | Timed photocell switch circuit |
US6160353A (en) * | 1998-06-18 | 2000-12-12 | Mancuso; Michael L. | Remote positionable photocell device for use with an exterior landscape lighting assembly |
US5962982A (en) * | 1998-06-18 | 1999-10-05 | Mancuso; Michael L. | Remote positionable photocell device for use with an exterior landscape lighting assembly |
-
1969
- 1969-11-20 FR FR6939902A patent/FR2042503A1/fr active Pending
- 1969-12-24 GB GB1231529D patent/GB1231529A/en not_active Expired
-
1970
- 1970-04-10 DE DE19702017342 patent/DE2017342A1/de active Pending
- 1970-04-28 US US32658A patent/US3636357A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2428318A1 (fr) * | 1978-06-07 | 1980-01-04 | Materiel Telephonique | Circuit de commande de relais |
Also Published As
Publication number | Publication date |
---|---|
DE2017342A1 (de) | 1970-11-19 |
US3636357A (en) | 1972-01-18 |
GB1231529A (fr) | 1971-05-12 |