FR1352857A - Method and device for triggering or alarm with measuring bridge - Google Patents
Method and device for triggering or alarm with measuring bridgeInfo
- Publication number
- FR1352857A FR1352857A FR915407A FR915407A FR1352857A FR 1352857 A FR1352857 A FR 1352857A FR 915407 A FR915407 A FR 915407A FR 915407 A FR915407 A FR 915407A FR 1352857 A FR1352857 A FR 1352857A
- Authority
- FR
- France
- Prior art keywords
- triggering
- alarm
- measuring bridge
- bridge
- 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
- G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- Analytical Chemistry (AREA)
- Electrochemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Emergency Alarm Devices (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR915407A FR1352857A (en) | 1962-11-14 | 1962-11-14 | Method and device for triggering or alarm with measuring bridge |
GB4468763A GB1007508A (en) | 1962-11-14 | 1963-11-12 | Measuring bridge apparatus for tripping or alarm purposes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR915407A FR1352857A (en) | 1962-11-14 | 1962-11-14 | Method and device for triggering or alarm with measuring bridge |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1352857A true FR1352857A (en) | 1964-02-21 |
Family
ID=8790788
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR915407A Expired FR1352857A (en) | 1962-11-14 | 1962-11-14 | Method and device for triggering or alarm with measuring bridge |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR1352857A (en) |
GB (1) | GB1007508A (en) |
-
1962
- 1962-11-14 FR FR915407A patent/FR1352857A/en not_active Expired
-
1963
- 1963-11-12 GB GB4468763A patent/GB1007508A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1007508A (en) | 1965-10-13 |
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