IS2466A7 - Tengibúnaður fyrir kall-, dyrasíma- og dyraopnunarkerfi - Google Patents

Tengibúnaður fyrir kall-, dyrasíma- og dyraopnunarkerfi

Info

Publication number
IS2466A7
IS2466A7 IS2466A IS2466A IS2466A7 IS 2466 A7 IS2466 A7 IS 2466A7 IS 2466 A IS2466 A IS 2466A IS 2466 A IS2466 A IS 2466A IS 2466 A7 IS2466 A7 IS 2466A7
Authority
IS
Iceland
Prior art keywords
intercom
call
door opening
connection equipment
opening systems
Prior art date
Application number
IS2466A
Other languages
English (en)
Original Assignee
S.Siedle & Söhne, Telefon- und Telegrafenwerke GmbH
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 S.Siedle & Söhne, Telefon- und Telegrafenwerke GmbH filed Critical S.Siedle & Söhne, Telefon- und Telegrafenwerke GmbH
Publication of IS2466A7 publication Critical patent/IS2466A7/is

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/02—Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems
    • H04M11/025—Door telephones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
IS2466A 1977-12-16 1978-11-24 Tengibúnaður fyrir kall-, dyrasíma- og dyraopnunarkerfi IS2466A7 (is)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2756276A DE2756276C3 (de) 1977-12-16 1977-12-16 Schaltungsanordnung für eine Ruf-, Türsprech- und Türöffneranlage

Publications (1)

Publication Number Publication Date
IS2466A7 true IS2466A7 (is) 1978-11-24

Family

ID=6026379

Family Applications (1)

Application Number Title Priority Date Filing Date
IS2466A IS2466A7 (is) 1977-12-16 1978-11-24 Tengibúnaður fyrir kall-, dyrasíma- og dyraopnunarkerfi

Country Status (14)

Country Link
BE (1) BE872780A (is)
DE (1) DE2756276C3 (is)
DK (1) DK535478A (is)
ES (1) ES475995A1 (is)
FI (1) FI783834A (is)
FR (1) FR2412126B3 (is)
GB (1) GB2010642B (is)
IS (1) IS2466A7 (is)
IT (1) IT1101562B (is)
LU (1) LU80652A1 (is)
NL (1) NL7812007A (is)
NO (1) NO784143L (is)
PT (1) PT68875A (is)
SE (1) SE7812671L (is)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1110111B (it) * 1979-01-12 1985-12-23 Acet Srl Impianto citofonico a portiere elettrico a due fili,suscettibile di utilizzare un pressistente impianto a campanello,senza necessita' di ulteriori linee di alimentazione
DE4130101C1 (en) * 1991-09-11 1993-02-04 Ritto-Werk Loh Gmbh & Co Kg, 6342 Haiger, De Door intercom with door-opening button - centrally generates call signal and feeds to individual internal intercoms using circuit including two series-connected Zener diodes and parallel decoupling diode

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2113710A5 (is) * 1970-11-10 1972-06-23 Citovox

Also Published As

Publication number Publication date
DK535478A (da) 1979-06-17
FI783834A (fi) 1979-06-17
LU80652A1 (de) 1979-04-13
BE872780A (nl) 1979-03-30
GB2010642B (en) 1982-01-20
SE7812671L (sv) 1979-06-17
ES475995A1 (es) 1979-04-16
NO784143L (no) 1979-06-19
FR2412126A1 (is) 1979-07-13
FR2412126B3 (is) 1981-10-16
PT68875A (pt) 1979-01-01
DE2756276B2 (de) 1979-10-11
IT7830842A0 (it) 1978-12-14
DE2756276A1 (de) 1979-06-21
NL7812007A (nl) 1979-06-19
GB2010642A (en) 1979-06-27
IT1101562B (it) 1985-10-07
DE2756276C3 (de) 1982-08-12

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