DE45307C - Signal disc apparatus for house telegraphs - Google Patents

Signal disc apparatus for house telegraphs

Info

Publication number
DE45307C
DE45307C DENDAT45307D DE45307DA DE45307C DE 45307 C DE45307 C DE 45307C DE NDAT45307 D DENDAT45307 D DE NDAT45307D DE 45307D A DE45307D A DE 45307DA DE 45307 C DE45307 C DE 45307C
Authority
DE
Germany
Prior art keywords
telegraphs
house
disc apparatus
signal disc
signal
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 - Lifetime
Application number
DENDAT45307D
Other languages
German (de)
Original Assignee
M. SVENDSEN in Christiania, Carl Johan 23, Norwegen
Publication of DE45307C publication Critical patent/DE45307C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G08B5/28—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 with hinged flap or arm

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)

Description

Hierzu 1 Blatt Zeichnungen.1 sheet of drawings.

BERLIN GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: Ein Signalscheibenapparat für Haustelegraphen, bei welchem der die Signalscheibe "tragende Anker (a) auf dem einen Pol des Elektromagneten (b) als Pendel aufgehängt ist und der Abstand zwischen dem (schwingenden) unteren Arikerende und dem anziehenden Pole des Elektromagneten durch Drehen und Feststellen des letzteren verändert werden kann.A signal disc apparatus for house telegraphs, in which the armature (a) carrying the signal disc "is suspended on one pole of the electromagnet (b) as a pendulum and the distance between the (swinging) lower end of the Ariker and the attracting pole of the electromagnet is determined by turning and locking the the latter can be changed.
DENDAT45307D Signal disc apparatus for house telegraphs Expired - Lifetime DE45307C (en)

Publications (1)

Publication Number Publication Date
DE45307C true DE45307C (en)

Family

ID=320487

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT45307D Expired - Lifetime DE45307C (en) Signal disc apparatus for house telegraphs

Country Status (1)

Country Link
DE (1) DE45307C (en)

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