FR1141695A - Device for measuring the speed of vehicles on railway tracks - Google Patents

Device for measuring the speed of vehicles on railway tracks

Info

Publication number
FR1141695A
FR1141695A FR1141695DA FR1141695A FR 1141695 A FR1141695 A FR 1141695A FR 1141695D A FR1141695D A FR 1141695DA FR 1141695 A FR1141695 A FR 1141695A
Authority
FR
France
Prior art keywords
vehicles
measuring
speed
railway tracks
railway
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR1141695A publication Critical patent/FR1141695A/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
    • G01P3/50—Devices characterised by the use of electric or magnetic means for measuring linear speed

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1141695D 1956-02-17 1956-02-17 Device for measuring the speed of vehicles on railway tracks Expired FR1141695A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1141695T 1956-02-17

Publications (1)

Publication Number Publication Date
FR1141695A true FR1141695A (en) 1957-09-05

Family

ID=9642842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1141695D Expired FR1141695A (en) 1956-02-17 1956-02-17 Device for measuring the speed of vehicles on railway tracks

Country Status (1)

Country Link
FR (1) FR1141695A (en)

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