FR2452112A1 - Instrument electrique indicateur a bobine mobile, en particulier voltmetre - Google Patents

Instrument electrique indicateur a bobine mobile, en particulier voltmetre

Info

Publication number
FR2452112A1
FR2452112A1 FR8006049A FR8006049A FR2452112A1 FR 2452112 A1 FR2452112 A1 FR 2452112A1 FR 8006049 A FR8006049 A FR 8006049A FR 8006049 A FR8006049 A FR 8006049A FR 2452112 A1 FR2452112 A1 FR 2452112A1
Authority
FR
France
Prior art keywords
permanent magnet
voltmeter
mobile
coil
electrical instrument
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
FR8006049A
Other languages
English (en)
Other versions
FR2452112B3 (fr
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 Istrumenti Misura SpA
Original Assignee
Cgs Istrumenti Misura SpA
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 Istrumenti Misura SpA filed Critical Cgs Istrumenti Misura SpA
Publication of FR2452112A1 publication Critical patent/FR2452112A1/fr
Application granted granted Critical
Publication of FR2452112B3 publication Critical patent/FR2452112B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01R1/44—Modifications of instruments for temperature compensation
    • 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
    • G01R5/02—Moving-coil instruments
    • G01R5/08—Moving-coil instruments specially adapted for wide angle deflection; with eccentrically-pivoted moving coil

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Treatment Devices (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Measuring Magnetic Variables (AREA)

Abstract

INSTRUMENT INDICATEUR A BOBINE MOBILE, DESTINE EN PARTICULIER A LA MESURE D'UNE TENSION ELECTRIQUE, DU TYPE COMPORTANT DEUX PIECES POLAIRES A AIMANT PERMANENT, AINSI QU'UNE EQUIPE MOBILE, MUNI D'UNE BOBINE SOLIDAIRE D'UNE PARTIE DE L'UNE DESDITES PIECES POLAIRES, DE MANIERE A COUPER UNE FRACTION DU FLUX MAGNETIQUE DE L'AIMANT PERMANENT. CET INSTRUMENT EST CARACTERISE EN CE QU'IL COMPREND UN ELEMENT30 EN MATIERE FERROMAGNETIQUE, DISPOSE AU VOISINAGE DE L'AIMANT PERMANENT6, DE MANIERE A COURT-CIRCUITER UNE PARTIE DU FLUX MAGNETIQUE DE CET AIMANT PERMANENT, LA PERMEABILITE DE LA MATIERE FERROMAGNETIQUE DONT EST CONSTITUE LEDIT ELEMENT AYANT UN COEFFICIENT DE TEMPERATURE ELEVE ET DE VALEUR DONNEE.
FR8006049A 1979-03-23 1980-03-18 Instrument electrique indicateur a bobine mobile, en particulier voltmetre Granted FR2452112A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21249/79A IT1111579B (it) 1979-03-23 1979-03-23 Strumento indicatore a bobina mubile,particolarmente per la misura di una tensione elettrica

Publications (2)

Publication Number Publication Date
FR2452112A1 true FR2452112A1 (fr) 1980-10-17
FR2452112B3 FR2452112B3 (fr) 1982-01-29

Family

ID=11179015

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8006049A Granted FR2452112A1 (fr) 1979-03-23 1980-03-18 Instrument electrique indicateur a bobine mobile, en particulier voltmetre

Country Status (5)

Country Link
BR (1) BR8001694A (fr)
DE (1) DE3009878A1 (fr)
FR (1) FR2452112A1 (fr)
GB (1) GB2048498A (fr)
IT (1) IT1111579B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0098780A3 (fr) * 1982-07-09 1984-04-11 Sangamo Weston, Inc. Construction d'un instrument de tableau de commande
JPH01117743U (fr) * 1988-01-28 1989-08-09

Also Published As

Publication number Publication date
IT1111579B (it) 1986-01-13
FR2452112B3 (fr) 1982-01-29
BR8001694A (pt) 1980-11-18
GB2048498A (en) 1980-12-10
IT7921249A0 (it) 1979-03-23
DE3009878A1 (de) 1980-10-02

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