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FR594040A - Parasitic current tachometer with rotating magnetic system enclosing the armature - Google Patents

Parasitic current tachometer with rotating magnetic system enclosing the armature

Info

Publication number
FR594040A
FR594040A FR594040DA FR594040A FR 594040 A FR594040 A FR 594040A FR 594040D A FR594040D A FR 594040DA FR 594040 A FR594040 A FR 594040A
Authority
FR
France
Prior art keywords
armature
rotating magnetic
magnetic system
parasitic current
current tachometer
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
Application number
Other languages
French (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.)
OTA Apparate GmbH
Original Assignee
OTA Apparate GmbH
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 OTA Apparate GmbH filed Critical OTA Apparate GmbH
Application granted granted Critical
Publication of FR594040A publication Critical patent/FR594040A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/49—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents
    • G01P3/495—Devices characterised by the use of electric or magnetic means for measuring angular speed using eddy currents where the indicating means responds to forces produced by the eddy currents and the generating magnetic field

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR594040D 1924-03-25 1924-03-25 Parasitic current tachometer with rotating magnetic system enclosing the armature Expired FR594040A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR594040T 1924-03-25

Publications (1)

Publication Number Publication Date
FR594040A true FR594040A (en) 1925-09-04

Family

ID=8965865

Family Applications (1)

Application Number Title Priority Date Filing Date
FR594040D Expired FR594040A (en) 1924-03-25 1924-03-25 Parasitic current tachometer with rotating magnetic system enclosing the armature

Country Status (1)

Country Link
FR (1) FR594040A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4973905A (en) * 1988-11-24 1990-11-27 Vdo Adolf Schindling Ag Eddy current measuring device with flux return element

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4973905A (en) * 1988-11-24 1990-11-27 Vdo Adolf Schindling Ag Eddy current measuring device with flux return element

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