FR541132A - Travel speed indicator - Google Patents

Travel speed indicator

Info

Publication number
FR541132A
FR541132A FR541132DA FR541132A FR 541132 A FR541132 A FR 541132A FR 541132D A FR541132D A FR 541132DA FR 541132 A FR541132 A FR 541132A
Authority
FR
France
Prior art keywords
travel speed
speed indicator
indicator
travel
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
Jean-Paul-Robert Gustin
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 filed Critical
Application granted granted Critical
Publication of FR541132A publication Critical patent/FR541132A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR541132D 1921-09-16 1921-09-16 Travel speed indicator Expired FR541132A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR541132T 1921-09-16

Publications (1)

Publication Number Publication Date
FR541132A true FR541132A (en) 1922-07-22

Family

ID=8929900

Family Applications (1)

Application Number Title Priority Date Filing Date
FR541132D Expired FR541132A (en) 1921-09-16 1921-09-16 Travel speed indicator

Country Status (1)

Country Link
FR (1) FR541132A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2641458A (en) * 1949-03-05 1953-06-09 North American Aviation Inc Accelerometer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2641458A (en) * 1949-03-05 1953-06-09 North American Aviation Inc Accelerometer

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