FR2277426B1 - - Google Patents
Info
- Publication number
- FR2277426B1 FR2277426B1 FR7423001A FR7423001A FR2277426B1 FR 2277426 B1 FR2277426 B1 FR 2277426B1 FR 7423001 A FR7423001 A FR 7423001A FR 7423001 A FR7423001 A FR 7423001A FR 2277426 B1 FR2277426 B1 FR 2277426B1
- 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.)
- Expired
Links
Classifications
-
- 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
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
- H03K17/601—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors using transformer coupling
-
- 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
- H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
- H01H47/18—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for introducing delay in the operation of the relay
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Relay Circuits (AREA)
- Pulse Circuits (AREA)
- Electronic Switches (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7423001A FR2277426A1 (fr) | 1974-07-02 | 1974-07-02 | Circuit temporisateur a securite intrinseque pour relais |
| ES438374A ES438374A1 (es) | 1974-07-02 | 1975-06-10 | Circuito temporizador de seguridad intrinseca para reles. |
| BR5203/75D BR7504052A (pt) | 1974-07-02 | 1975-06-27 | Circuito temporizador com seguranca intrinseca para rele |
| CA230,433A CA1045241A (fr) | 1974-07-02 | 1975-06-30 | Circuit temporisateur a securite intrinseque pour relais |
| LU72867A LU72867A1 (enExample) | 1974-07-02 | 1975-06-30 | |
| AU82569/75A AU498894B2 (en) | 1974-07-02 | 1975-06-30 | Failsafe time delay for relays |
| ZA00754198A ZA754198B (en) | 1974-07-02 | 1975-07-01 | Fail-safe time delay circuit for relays |
| BE1006758A BE830864A (fr) | 1974-07-02 | 1975-07-01 | Circuit temporisateur a securite intrinseque pour relais |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7423001A FR2277426A1 (fr) | 1974-07-02 | 1974-07-02 | Circuit temporisateur a securite intrinseque pour relais |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2277426A1 FR2277426A1 (fr) | 1976-01-30 |
| FR2277426B1 true FR2277426B1 (enExample) | 1976-12-24 |
Family
ID=9140787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7423001A Granted FR2277426A1 (fr) | 1974-07-02 | 1974-07-02 | Circuit temporisateur a securite intrinseque pour relais |
Country Status (8)
| Country | Link |
|---|---|
| AU (1) | AU498894B2 (enExample) |
| BE (1) | BE830864A (enExample) |
| BR (1) | BR7504052A (enExample) |
| CA (1) | CA1045241A (enExample) |
| ES (1) | ES438374A1 (enExample) |
| FR (1) | FR2277426A1 (enExample) |
| LU (1) | LU72867A1 (enExample) |
| ZA (1) | ZA754198B (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2524738B1 (fr) * | 1982-04-02 | 1986-05-16 | Jeumont Schneider | Circuit temporisateur a securite intrinseque |
| EP4135559A4 (en) * | 2020-04-17 | 2023-09-06 | Szuster Holdings LLC | PORTABLE OPHTHALMIC LASER SLOT LAMP AND METHOD FOR EYE EXAMINATION |
-
1974
- 1974-07-02 FR FR7423001A patent/FR2277426A1/fr active Granted
-
1975
- 1975-06-10 ES ES438374A patent/ES438374A1/es not_active Expired
- 1975-06-27 BR BR5203/75D patent/BR7504052A/pt unknown
- 1975-06-30 CA CA230,433A patent/CA1045241A/fr not_active Expired
- 1975-06-30 AU AU82569/75A patent/AU498894B2/en not_active Expired
- 1975-06-30 LU LU72867A patent/LU72867A1/xx unknown
- 1975-07-01 ZA ZA00754198A patent/ZA754198B/xx unknown
- 1975-07-01 BE BE1006758A patent/BE830864A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU8256975A (en) | 1977-01-06 |
| LU72867A1 (enExample) | 1975-10-08 |
| FR2277426A1 (fr) | 1976-01-30 |
| BR7504052A (pt) | 1976-06-29 |
| ES438374A1 (es) | 1977-01-16 |
| CA1045241A (fr) | 1978-12-26 |
| BE830864A (fr) | 1975-11-03 |
| AU498894B2 (en) | 1979-03-29 |
| ZA754198B (en) | 1976-06-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |