FR2500956B2 - - Google Patents
Info
- Publication number
- FR2500956B2 FR2500956B2 FR8103921A FR8103921A FR2500956B2 FR 2500956 B2 FR2500956 B2 FR 2500956B2 FR 8103921 A FR8103921 A FR 8103921A FR 8103921 A FR8103921 A FR 8103921A FR 2500956 B2 FR2500956 B2 FR 2500956B2
- 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/12—Visible signals
- B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
- B61L5/1809—Daylight signals
- B61L5/1881—Wiring diagrams for power supply, control or testing
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/35—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar semiconductor devices with more than two PN junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region
- H03K3/351—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar semiconductor devices with more than two PN junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region the devices being unijunction transistors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electronic Switches (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7106876A FR2131795B1 (enExample) | 1971-02-26 | 1971-02-26 | |
| FR8103921A FR2500956A2 (fr) | 1971-02-26 | 1981-02-27 | Dispositif electronique de temporisation de securite |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7106876A FR2131795B1 (enExample) | 1971-02-26 | 1971-02-26 | |
| FR8103921A FR2500956A2 (fr) | 1971-02-26 | 1981-02-27 | Dispositif electronique de temporisation de securite |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2500956A2 FR2500956A2 (fr) | 1982-09-03 |
| FR2500956B2 true FR2500956B2 (enExample) | 1983-03-25 |
Family
ID=26216232
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7106876A Expired FR2131795B1 (enExample) | 1971-02-26 | 1971-02-26 | |
| FR8103921A Granted FR2500956A2 (fr) | 1971-02-26 | 1981-02-27 | Dispositif electronique de temporisation de securite |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7106876A Expired FR2131795B1 (enExample) | 1971-02-26 | 1971-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| FR (2) | FR2131795B1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2131795B1 (enExample) * | 1971-02-26 | 1974-03-22 | Alsthom Cgee |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1369480A (fr) * | 1963-07-02 | 1964-08-14 | Trt Telecom Radio Electr | Dispositif à déclenchement retardé |
| US3289104A (en) * | 1965-06-30 | 1966-11-29 | William C Mcclay | Gated unijunction oscillator with feedback control |
| CA826803A (en) * | 1966-04-22 | 1969-11-04 | Ateliers De Construction Electriques De Charleroi (Acec) Societe Anonyme | Electronic safety timing circuit |
| FR2131795B1 (enExample) * | 1971-02-26 | 1974-03-22 | Alsthom Cgee |
-
1971
- 1971-02-26 FR FR7106876A patent/FR2131795B1/fr not_active Expired
-
1981
- 1981-02-27 FR FR8103921A patent/FR2500956A2/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2500956A2 (fr) | 1982-09-03 |
| FR2131795B1 (enExample) | 1974-03-22 |
| FR2131795A1 (enExample) | 1972-11-17 |