NO141581C - Bistabilt gaffelomkoplingsrele for telefonapparater, saerlig noedtelefonapparater - Google Patents

Bistabilt gaffelomkoplingsrele for telefonapparater, saerlig noedtelefonapparater

Info

Publication number
NO141581C
NO141581C NO771193A NO771193A NO141581C NO 141581 C NO141581 C NO 141581C NO 771193 A NO771193 A NO 771193A NO 771193 A NO771193 A NO 771193A NO 141581 C NO141581 C NO 141581C
Authority
NO
Norway
Prior art keywords
devices
bistable
switching relay
special emergency
phone
Prior art date
Application number
NO771193A
Other languages
English (en)
Norwegian (no)
Other versions
NO771193L (no
NO141581B (no
Inventor
Walter Herrmann
Original Assignee
Neumann Elektronik 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 Neumann Elektronik Gmbh filed Critical Neumann Elektronik Gmbh
Publication of NO771193L publication Critical patent/NO771193L/no
Publication of NO141581B publication Critical patent/NO141581B/no
Publication of NO141581C publication Critical patent/NO141581C/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/06—Hooks; Cradles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/31—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses
    • H04M1/312—Devices which can set up and transmit only one digit at a time by interrupting current to generate trains of pulses; by periodically opening and closing contacts to generate trains of pulses pulses produced by electronic circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Alarm Systems (AREA)
  • Telephone Function (AREA)
  • Table Equipment (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
NO771193A 1976-04-17 1977-04-04 Bistabilt gaffelomkoplingsrele for telefonapparater, saerlig noedtelefonapparater NO141581C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2617093A DE2617093C2 (de) 1976-04-17 1976-04-17 Bistabiles Gabelumschaltrelais für Fernsprech- insbesondere Notrufapparate

Publications (3)

Publication Number Publication Date
NO771193L NO771193L (no) 1977-10-18
NO141581B NO141581B (no) 1979-12-27
NO141581C true NO141581C (no) 1980-04-09

Family

ID=5975710

Family Applications (1)

Application Number Title Priority Date Filing Date
NO771193A NO141581C (no) 1976-04-17 1977-04-04 Bistabilt gaffelomkoplingsrele for telefonapparater, saerlig noedtelefonapparater

Country Status (7)

Country Link
AT (1) AT351608B (el)
CH (1) CH616796A5 (el)
DE (1) DE2617093C2 (el)
DK (1) DK168077A (el)
FI (1) FI62440C (el)
NO (1) NO141581C (el)
SE (1) SE414105B (el)

Also Published As

Publication number Publication date
DE2617093B1 (de) 1977-09-22
FI62440C (fi) 1982-12-10
SE414105B (sv) 1980-07-07
CH616796A5 (en) 1980-04-15
ATA176277A (de) 1979-01-15
AT351608B (de) 1979-08-10
NO771193L (no) 1977-10-18
DK168077A (da) 1977-10-18
NO141581B (no) 1979-12-27
SE7704190L (sv) 1977-10-18
DE2617093C2 (de) 1984-04-05
FI62440B (fi) 1982-08-31
FI771160A (el) 1977-10-18

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