FR2396977A1 - Instrument indicateur ferromagnetique - Google Patents

Instrument indicateur ferromagnetique

Info

Publication number
FR2396977A1
FR2396977A1 FR7820347A FR7820347A FR2396977A1 FR 2396977 A1 FR2396977 A1 FR 2396977A1 FR 7820347 A FR7820347 A FR 7820347A FR 7820347 A FR7820347 A FR 7820347A FR 2396977 A1 FR2396977 A1 FR 2396977A1
Authority
FR
France
Prior art keywords
capacitor
parallel
moving iron
control winding
coil
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.)
Granted
Application number
FR7820347A
Other languages
English (en)
French (fr)
Other versions
FR2396977B1 (it
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CGS APPARECCH
Original Assignee
CGS APPARECCH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CGS APPARECCH filed Critical CGS APPARECCH
Priority to FR7820347A priority Critical patent/FR2396977A1/fr
Publication of FR2396977A1 publication Critical patent/FR2396977A1/fr
Application granted granted Critical
Publication of FR2396977B1 publication Critical patent/FR2396977B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R5/00—Instruments for converting a single current or a single voltage into a mechanical displacement
    • G01R5/14—Moving-iron instruments
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/30—Structural combination of electric measuring instruments with basic electronic circuits, e.g. with amplifier
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/06—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into an amplitude of current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
FR7820347A 1978-07-07 1978-07-07 Instrument indicateur ferromagnetique Granted FR2396977A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7820347A FR2396977A1 (fr) 1978-07-07 1978-07-07 Instrument indicateur ferromagnetique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7820347A FR2396977A1 (fr) 1978-07-07 1978-07-07 Instrument indicateur ferromagnetique

Publications (2)

Publication Number Publication Date
FR2396977A1 true FR2396977A1 (fr) 1979-02-02
FR2396977B1 FR2396977B1 (it) 1981-07-17

Family

ID=9210475

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7820347A Granted FR2396977A1 (fr) 1978-07-07 1978-07-07 Instrument indicateur ferromagnetique

Country Status (1)

Country Link
FR (1) FR2396977A1 (it)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1058142B (de) * 1957-09-05 1959-05-27 Wandel & Goltermann Schaltung zur Erzeugung eines abklingenden Wechselstromes
US3626255A (en) * 1970-09-01 1971-12-07 Littwin Family Trust No 1 Demagnetizer, solid state
US3773524A (en) * 1971-07-12 1973-11-20 Int Flavors & Fragrances Inc Flavoring compositions and processes utilizing alpha-ketothiols
US3992660A (en) * 1974-01-18 1976-11-16 Nippondenso Co., Ltd. Frequency-current conversion circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1058142B (de) * 1957-09-05 1959-05-27 Wandel & Goltermann Schaltung zur Erzeugung eines abklingenden Wechselstromes
US3626255A (en) * 1970-09-01 1971-12-07 Littwin Family Trust No 1 Demagnetizer, solid state
US3773524A (en) * 1971-07-12 1973-11-20 Int Flavors & Fragrances Inc Flavoring compositions and processes utilizing alpha-ketothiols
US3992660A (en) * 1974-01-18 1976-11-16 Nippondenso Co., Ltd. Frequency-current conversion circuit

Also Published As

Publication number Publication date
FR2396977B1 (it) 1981-07-17

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Legal Events

Date Code Title Description
ST Notification of lapse