CH616796A5 - Bistable hook switch relay for telephone sets, in particular emergency telephone sets - Google Patents

Bistable hook switch relay for telephone sets, in particular emergency telephone sets Download PDF

Info

Publication number
CH616796A5
CH616796A5 CH465677A CH465677A CH616796A5 CH 616796 A5 CH616796 A5 CH 616796A5 CH 465677 A CH465677 A CH 465677A CH 465677 A CH465677 A CH 465677A CH 616796 A5 CH616796 A5 CH 616796A5
Authority
CH
Switzerland
Prior art keywords
relay
contacts
nsi
series
open
Prior art date
Application number
CH465677A
Other languages
German (de)
English (en)
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 CH616796A5 publication Critical patent/CH616796A5/de

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)
  • Interface Circuits In Exchanges (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Table Equipment (AREA)
CH465677A 1976-04-17 1977-04-14 Bistable hook switch relay for telephone sets, in particular emergency telephone sets CH616796A5 (en)

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 (1)

Publication Number Publication Date
CH616796A5 true CH616796A5 (en) 1980-04-15

Family

ID=5975710

Family Applications (1)

Application Number Title Priority Date Filing Date
CH465677A CH616796A5 (en) 1976-04-17 1977-04-14 Bistable hook switch relay for telephone sets, in particular emergency telephone sets

Country Status (7)

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

Also Published As

Publication number Publication date
FI62440B (fi) 1982-08-31
SE7704190L (sv) 1977-10-18
DE2617093B1 (de) 1977-09-22
SE414105B (sv) 1980-07-07
DK168077A (da) 1977-10-18
NO771193L (no) 1977-10-18
ATA176277A (de) 1979-01-15
AT351608B (de) 1979-08-10
DE2617093C2 (de) 1984-04-05
FI771160A (ar) 1977-10-18
NO141581C (no) 1980-04-09
FI62440C (fi) 1982-12-10
NO141581B (no) 1979-12-27

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Legal Events

Date Code Title Description
PL Patent ceased