JPS3816946B1 - - Google Patents
Info
- Publication number
- JPS3816946B1 JPS3816946B1 JP1694663A JP1694663A JPS3816946B1 JP S3816946 B1 JPS3816946 B1 JP S3816946B1 JP 1694663 A JP1694663 A JP 1694663A JP 1694663 A JP1694663 A JP 1694663A JP S3816946 B1 JPS3816946 B1 JP S3816946B1
- Authority
- JP
- Japan
- 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
-
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
- G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Alarm Devices (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Thermally Actuated Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB27750/58A GB863132A (en) | 1958-08-29 | 1958-08-29 | Improvements relating to electrical circuits adapted for use with temperature responsive devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS3816946B1 true JPS3816946B1 (da) | 1963-09-04 |
Family
ID=10264668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1694663A Pending JPS3816946B1 (da) | 1958-08-29 | 1963-08-29 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS3816946B1 (da) |
| DE (1) | DE1120945B (da) |
| GB (1) | GB863132A (da) |
-
1958
- 1958-08-29 GB GB27750/58A patent/GB863132A/en not_active Expired
-
1959
- 1959-08-28 DE DEG27825A patent/DE1120945B/de active Pending
-
1963
- 1963-08-29 JP JP1694663A patent/JPS3816946B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB863132A (en) | 1961-03-15 |
| DE1120945B (de) | 1961-12-28 |