FR536497A - Perpetual calendar - Google Patents

Perpetual calendar

Info

Publication number
FR536497A
FR536497A FR536497DA FR536497A FR 536497 A FR536497 A FR 536497A FR 536497D A FR536497D A FR 536497DA FR 536497 A FR536497 A FR 536497A
Authority
FR
France
Prior art keywords
perpetual calendar
perpetual
calendar
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
Karl Schuttler
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 FR536497A publication Critical patent/FR536497A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09D—RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS
    • G09D3/00—Perpetual calendars
    • G09D3/04—Perpetual calendars wherein members bearing the indicia are movably mounted in the calendar
    • G09D3/10—Perpetual calendars wherein members bearing the indicia are movably mounted in the calendar with members in band form
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
    • H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
    • H02P9/16—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field due to variation of ohmic resistance in field circuit, using resistances switched in or out of circuit step by step
    • H02P9/18—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field due to variation of ohmic resistance in field circuit, using resistances switched in or out of circuit step by step the switching being caused by a servomotor, measuring instrument, or relay

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
FR536497D 1921-06-06 1921-06-06 Perpetual calendar Expired FR536497A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR536497T 1921-06-06

Publications (1)

Publication Number Publication Date
FR536497A true FR536497A (en) 1922-05-04

Family

ID=8926837

Family Applications (1)

Application Number Title Priority Date Filing Date
FR536497D Expired FR536497A (en) 1921-06-06 1921-06-06 Perpetual calendar

Country Status (1)

Country Link
FR (1) FR536497A (en)

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