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)

Similar Documents

Publication Publication Date Title
FR877563A (en) Improvements to electric vehicles
FR973268A (en) Wheel improvements
FR878464A (en) Improvements to electric vehicles
FR887695A (en) Wheelhouse dynamometer
FR54152E (en) Improvements to speedometers
FR873894A (en) Improvements to speedometers
FR910096A (en) Improvements to speedometers
FR873246A (en) Icing speed indicator
FR843325A (en) Improvements to speedometers
FR883869A (en) Improvements to horizontal bicycles
FR881734A (en) Improvements made to speedometers
FR974239A (en) Improvements to continuous gear changes
FR933231A (en) Improvements in speed variation mechanisms
FR55408E (en) Improvements to gear change mechanisms
FR869553A (en) Speed Multiplier Spin
FR869003A (en) Improvements to gasifiers
FR882623A (en) Improvements to bicycles
FR945509A (en) Climbing speed indicator
FR828478A (en) Improvements to speedometers
FR974053A (en) Gearbox
FR932697A (en) Improvements to dynamometers
FR974064A (en) Improvements to turret-revolvers
FR878093A (en) Improvements to hydro-ejectors
FR875714A (en) Improvements to fouillots
FR880160A (en) Speedometer for cycles