FR434060A - Perfectionnements apportés aux tachymètres - Google Patents

Perfectionnements apportés aux tachymètres

Info

Publication number
FR434060A
FR434060A FR434060DA FR434060A FR 434060 A FR434060 A FR 434060A FR 434060D A FR434060D A FR 434060DA FR 434060 A FR434060 A FR 434060A
Authority
FR
France
Prior art keywords
tachometers
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
English (en)
Inventor
William J Anderson
George F Lewis
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.)
GEORGE F LEWIS
Original Assignee
GEORGE F LEWIS
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 GEORGE F LEWIS filed Critical GEORGE F LEWIS
Application granted granted Critical
Publication of FR434060A publication Critical patent/FR434060A/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR434060D 1911-09-08 1911-09-08 Perfectionnements apportés aux tachymètres Expired FR434060A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR434060T 1911-09-08

Publications (1)

Publication Number Publication Date
FR434060A true FR434060A (fr) 1912-01-24

Family

ID=1476002

Family Applications (1)

Application Number Title Priority Date Filing Date
FR434060D Expired FR434060A (fr) 1911-09-08 1911-09-08 Perfectionnements apportés aux tachymètres

Country Status (1)

Country Link
FR (1) FR434060A (fr)

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