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FR873894A - Improvements to speedometers - Google Patents

Improvements to speedometers

Info

Publication number
FR873894A
FR873894A FR873894DA FR873894A FR 873894 A FR873894 A FR 873894A FR 873894D A FR873894D A FR 873894DA FR 873894 A FR873894 A FR 873894A
Authority
FR
France
Prior art keywords
speedometers
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.)
SEIGNOL ATEL
Original Assignee
SEIGNOL ATEL
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 SEIGNOL ATEL filed Critical SEIGNOL ATEL
Application granted granted Critical
Publication of FR873894A publication Critical patent/FR873894A/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
    • G01P3/4953—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 with a counter for the covered distance incorporated

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR873894D 1941-03-13 1941-03-13 Improvements to speedometers Expired FR873894A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR873894T 1941-03-13

Publications (1)

Publication Number Publication Date
FR873894A true FR873894A (en) 1942-07-22

Family

ID=9359509

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873894D Expired FR873894A (en) 1941-03-13 1941-03-13 Improvements to speedometers

Country Status (1)

Country Link
FR (1) FR873894A (en)

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