GB1266424A - - Google Patents
Info
- Publication number
- GB1266424A GB1266424A GB1266424DA GB1266424A GB 1266424 A GB1266424 A GB 1266424A GB 1266424D A GB1266424D A GB 1266424DA GB 1266424 A GB1266424 A GB 1266424A
- Authority
- GB
- United Kingdom
- Prior art keywords
- switch
- closed
- temperature
- terminals
- measuring
- Prior art date
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2435469 | 1969-05-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1266424A true GB1266424A (ko) | 1972-03-08 |
Family
ID=10210400
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1266424D Expired GB1266424A (ko) | 1969-05-13 | 1969-05-13 |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1266424A (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0011461A1 (en) * | 1978-11-10 | 1980-05-28 | BICC Limited | An improved fire detection system |
US4491828A (en) * | 1978-10-16 | 1985-01-01 | American District Telegraph Company | Two-wire multi-zone alarm system |
FR2608815A1 (fr) * | 1986-12-17 | 1988-06-24 | Aerospatiale | Systeme pour detecter la surchauffe d'ambiance de differents espaces |
-
1969
- 1969-05-13 GB GB1266424D patent/GB1266424A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4491828A (en) * | 1978-10-16 | 1985-01-01 | American District Telegraph Company | Two-wire multi-zone alarm system |
EP0011461A1 (en) * | 1978-11-10 | 1980-05-28 | BICC Limited | An improved fire detection system |
FR2608815A1 (fr) * | 1986-12-17 | 1988-06-24 | Aerospatiale | Systeme pour detecter la surchauffe d'ambiance de differents espaces |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL7711384A (en) | Remote thermal monitoring of several locations - uses alternative thermal resistors which switch into branch of resistive bridge | |
KR840003022A (ko) | 취반기 | |
FR2363154A1 (fr) | Installation de detection d'incendie avec plusieurs detecteurs susceptibles d'etre exploites sur une boucle de detection | |
DE68900707D1 (de) | Temperaturmessvorrichtung mit einem alarmschalter. | |
GB1266424A (ko) | ||
FR2313663A1 (fr) | Appareil de mesure a indication lineaire | |
JPS53132934A (en) | Detector for abnormal state of data transmitter | |
GB1235878A (en) | Electrical measuring system | |
JPS57168117A (en) | Liquid level detecting device | |
JPS536854A (en) | Digital protective relay inspection system | |
US2703878A (en) | Transient energy indicator | |
SU464866A1 (ru) | Цифровой омметр | |
SU723595A1 (ru) | Устройство дл моделировани двунаправленной ветви графа | |
JPS5752871A (en) | Emergency position detector | |
SU432530A1 (ru) | Коррелометр | |
SU930620A2 (ru) | Устройство управл емой задержки импульсов | |
SU485305A1 (ru) | Устройство дл измерени линейных размеров | |
DK116066B (da) | Sikringsledningsadskiller med smeltesikringer med kontaktknive og med signalkontakter. | |
JPS57189018A (en) | Liquid level measuring instrument | |
GB977769A (en) | Improvements in or relating to electrical circuits for use with temperature responsive devices | |
JPS55119066A (en) | Measuring device for contact resistance | |
SU995083A1 (ru) | Устройство дл ввода информации | |
JPS5423951A (en) | Trip circuit like breaker | |
CH608101A5 (en) | Arrangement for displaying an interruption in the measuring circuit of resistance thermometers in thermostats | |
JPS5231778A (en) | Three-wire type resistance thermometer |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |