IT1003881B - Sistema di segnalazione elettrico - Google Patents
Sistema di segnalazione elettricoInfo
- Publication number
- IT1003881B IT1003881B IT4962774A IT4962774A IT1003881B IT 1003881 B IT1003881 B IT 1003881B IT 4962774 A IT4962774 A IT 4962774A IT 4962774 A IT4962774 A IT 4962774A IT 1003881 B IT1003881 B IT 1003881B
- Authority
- IT
- Italy
- Prior art keywords
- signaling system
- electric signaling
- electric
- signaling
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B26/00—Alarm systems in which substations are interrogated in succession by a central station
- G08B26/001—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel
- G08B26/002—Alarm systems in which substations are interrogated in succession by a central station with individual interrogation of substations connected in parallel only replying the state of the sensor
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
- G08C19/30—Electric signal transmission systems in which transmission is by selection of one or more conductors or channels from a plurality of conductors or channels
- G08C19/34—Electric signal transmission systems in which transmission is by selection of one or more conductors or channels from a plurality of conductors or channels of a combination of conductors or channels
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Small-Scale Networks (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1430273 | 1973-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1003881B true IT1003881B (it) | 1976-06-10 |
Family
ID=10038726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT4962774A IT1003881B (it) | 1973-03-24 | 1974-03-25 | Sistema di segnalazione elettrico |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS49129552A (it) |
| AR (1) | AR199831A1 (it) |
| AU (1) | AU6686774A (it) |
| BE (1) | BE812652A (it) |
| BR (1) | BR7402280D0 (it) |
| DE (1) | DE2413503A1 (it) |
| ES (1) | ES424536A1 (it) |
| FR (1) | FR2323982A1 (it) |
| IT (1) | IT1003881B (it) |
| NL (1) | NL7403508A (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5368891U (it) * | 1976-11-09 | 1978-06-09 |
-
1974
- 1974-03-15 NL NL7403508A patent/NL7403508A/xx unknown
- 1974-03-20 DE DE19742413503 patent/DE2413503A1/de active Pending
- 1974-03-20 AU AU66867/74A patent/AU6686774A/en not_active Expired
- 1974-03-21 BE BE142296A patent/BE812652A/xx unknown
- 1974-03-22 FR FR7409910A patent/FR2323982A1/fr not_active Withdrawn
- 1974-03-22 ES ES424536A patent/ES424536A1/es not_active Expired
- 1974-03-22 BR BR228074A patent/BR7402280D0/pt unknown
- 1974-03-22 AR AR25292274A patent/AR199831A1/es active
- 1974-03-23 JP JP49033074A patent/JPS49129552A/ja active Pending
- 1974-03-25 IT IT4962774A patent/IT1003881B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| AU6686774A (en) | 1975-09-25 |
| FR2323982A1 (fr) | 1977-04-08 |
| NL7403508A (it) | 1974-09-26 |
| AR199831A1 (es) | 1974-09-30 |
| ES424536A1 (es) | 1976-06-01 |
| DE2413503A1 (de) | 1974-11-14 |
| BE812652A (fr) | 1974-09-23 |
| JPS49129552A (it) | 1974-12-11 |
| BR7402280D0 (pt) | 1974-12-03 |
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