FR1461883A - Circuit électrique en pont - Google Patents
Circuit électrique en pontInfo
- Publication number
- FR1461883A FR1461883A FR43724A FR43724A FR1461883A FR 1461883 A FR1461883 A FR 1461883A FR 43724 A FR43724 A FR 43724A FR 43724 A FR43724 A FR 43724A FR 1461883 A FR1461883 A FR 1461883A
- Authority
- FR
- France
- Prior art keywords
- bridge
- electrical circuit
- electrical
- circuit
- 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
- 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
- G01N27/18—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 changes in the thermal conductivity of a surrounding material to be tested
- G01N27/185—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 changes in the thermal conductivity of a surrounding material to be tested using a catharometer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
- G01R17/10—AC or DC measuring bridges
- G01R17/105—AC or DC measuring bridges for measuring impedance or resistance
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B1/00—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values
- G05B1/01—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric
- G05B1/02—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric for comparing analogue signals
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Automation & Control Theory (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US421050A US3349321A (en) | 1964-12-24 | 1964-12-24 | Bridge with automatic zero |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1461883A true FR1461883A (fr) | 1966-12-09 |
Family
ID=23668982
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR43724A Expired FR1461883A (fr) | 1964-12-24 | 1965-12-24 | Circuit électrique en pont |
Country Status (6)
Country | Link |
---|---|
US (1) | US3349321A (fr) |
JP (1) | JPS4841234B1 (fr) |
BE (1) | BE674304A (fr) |
FR (1) | FR1461883A (fr) |
GB (1) | GB1115229A (fr) |
NL (1) | NL6516898A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3421375A (en) * | 1965-08-31 | 1969-01-14 | Infinite Q Corp | Temperature measurement system |
US3467874A (en) * | 1965-11-15 | 1969-09-16 | Foxboro Co | Solid state process controller providing time-variant effects |
US3441749A (en) * | 1965-11-15 | 1969-04-29 | Eg & G Inc | Electronic clamp |
US3651696A (en) * | 1969-07-15 | 1972-03-28 | Rosemount Eng Co Ltd | Linearized resistance bridge circuit operable in plurality from a common power supply |
US3650154A (en) * | 1970-02-25 | 1972-03-21 | Instrulab Inc | Thermocouple input temperature sensing circuitry |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2856468A (en) * | 1952-10-27 | 1958-10-14 | Cons Electrodynamics Corp | Negative feedback amplifier in a measuring system |
US2866018A (en) * | 1956-08-13 | 1958-12-23 | Cons Electrodynamics Corp | Direct current differential amplifying system |
US3247703A (en) * | 1958-12-03 | 1966-04-26 | Phillips Petroleum Co | Automatic zeroing system |
US3152301A (en) * | 1961-09-22 | 1964-10-06 | Phillips Petroleum Co | Electrical measuring apparatus |
-
1964
- 1964-12-24 US US421050A patent/US3349321A/en not_active Expired - Lifetime
-
1965
- 1965-12-22 GB GB54310/65A patent/GB1115229A/en not_active Expired
- 1965-12-24 FR FR43724A patent/FR1461883A/fr not_active Expired
- 1965-12-24 JP JP40079840A patent/JPS4841234B1/ja active Pending
- 1965-12-24 BE BE674304D patent/BE674304A/xx unknown
- 1965-12-24 NL NL6516898A patent/NL6516898A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB1115229A (en) | 1968-05-29 |
NL6516898A (fr) | 1966-06-27 |
BE674304A (fr) | 1966-06-24 |
US3349321A (en) | 1967-10-24 |
JPS4841234B1 (fr) | 1973-12-05 |
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