FR388080A - Speedometer device for direct current or alternating current motors - Google Patents

Speedometer device for direct current or alternating current motors

Info

Publication number
FR388080A
FR388080A FR388080DA FR388080A FR 388080 A FR388080 A FR 388080A FR 388080D A FR388080D A FR 388080DA FR 388080 A FR388080 A FR 388080A
Authority
FR
France
Prior art keywords
motors
direct current
alternating current
speedometer device
current
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.)
E L'EST
Original Assignee
E L'EST
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 E L'EST filed Critical E L'EST
Application granted granted Critical
Publication of FR388080A publication Critical patent/FR388080A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R5/00—Instruments for converting a single current or a single voltage into a mechanical displacement
    • G01R5/14—Moving-iron instruments

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR388080D 1908-03-04 1908-03-04 Speedometer device for direct current or alternating current motors Expired FR388080A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR388080T 1908-03-04

Publications (1)

Publication Number Publication Date
FR388080A true FR388080A (en) 1908-08-01

Family

ID=1433777

Family Applications (1)

Application Number Title Priority Date Filing Date
FR388080D Expired FR388080A (en) 1908-03-04 1908-03-04 Speedometer device for direct current or alternating current motors

Country Status (1)

Country Link
FR (1) FR388080A (en)

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