FR458460A - Method and device for determining, on board, the speed of airplanes and airships - Google Patents

Method and device for determining, on board, the speed of airplanes and airships

Info

Publication number
FR458460A
FR458460A FR458460DA FR458460A FR 458460 A FR458460 A FR 458460A FR 458460D A FR458460D A FR 458460DA FR 458460 A FR458460 A FR 458460A
Authority
FR
France
Prior art keywords
airships
airplanes
board
determining
speed
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)
Inventor
Pierre Laforge
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR458460A publication Critical patent/FR458460A/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
    • G01P3/64—Devices characterised by the determination of the time taken to traverse a fixed distance
    • G01P3/66—Devices characterised by the determination of the time taken to traverse a fixed distance using electric or magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR458460D 1913-05-27 1913-05-27 Method and device for determining, on board, the speed of airplanes and airships Expired FR458460A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR458460T 1913-05-27

Publications (1)

Publication Number Publication Date
FR458460A true FR458460A (en) 1913-10-11

Family

ID=1498051

Family Applications (1)

Application Number Title Priority Date Filing Date
FR458460D Expired FR458460A (en) 1913-05-27 1913-05-27 Method and device for determining, on board, the speed of airplanes and airships

Country Status (1)

Country Link
FR (1) FR458460A (en)

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