BE616132A - Improvement in optical indicating devices comprising a rotating indicating member and a synchronization device - Google Patents

Improvement in optical indicating devices comprising a rotating indicating member and a synchronization device

Info

Publication number
BE616132A
BE616132A BE616132A BE616132A BE616132A BE 616132 A BE616132 A BE 616132A BE 616132 A BE616132 A BE 616132A BE 616132 A BE616132 A BE 616132A BE 616132 A BE616132 A BE 616132A
Authority
BE
Belgium
Prior art keywords
improvement
synchronization device
indicating
rotating
optical
Prior art date
Application number
BE616132A
Other languages
French (fr)
Original Assignee
Autophon Ag
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 Autophon Ag filed Critical Autophon Ag
Publication of BE616132A publication Critical patent/BE616132A/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
    • G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
    • G08B5/24—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission with indicator element moving about a pivot, e.g. hinged flap or rotating vane

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Stepping Motors (AREA)
BE616132A 1961-04-07 1962-04-06 Improvement in optical indicating devices comprising a rotating indicating member and a synchronization device BE616132A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH408161A CH386297A (en) 1961-04-07 1961-04-07 Optical sign detector with a rotatable sign carrier and a synchronization device

Publications (1)

Publication Number Publication Date
BE616132A true BE616132A (en) 1962-07-31

Family

ID=4269458

Family Applications (1)

Application Number Title Priority Date Filing Date
BE616132A BE616132A (en) 1961-04-07 1962-04-06 Improvement in optical indicating devices comprising a rotating indicating member and a synchronization device

Country Status (2)

Country Link
BE (1) BE616132A (en)
CH (1) CH386297A (en)

Also Published As

Publication number Publication date
CH386297A (en) 1964-12-31

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