IT1033635B - Disco combinatore telefonico elettronico a comando digitale - Google Patents

Disco combinatore telefonico elettronico a comando digitale

Info

Publication number
IT1033635B
IT1033635B IT6207575A IT6207575A IT1033635B IT 1033635 B IT1033635 B IT 1033635B IT 6207575 A IT6207575 A IT 6207575A IT 6207575 A IT6207575 A IT 6207575A IT 1033635 B IT1033635 B IT 1033635B
Authority
IT
Italy
Prior art keywords
printed circuit
push button
circuit boards
telephone
dial
Prior art date
Application number
IT6207575A
Other languages
English (en)
Original Assignee
Baldoni C
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 Baldoni C filed Critical Baldoni C
Priority to IT6207575A priority Critical patent/IT1033635B/it
Priority to SE7608076A priority patent/SE7608076L/xx
Priority to BE169226A priority patent/BE844502A/fr
Priority to DD194034A priority patent/DD125368A5/xx
Priority to GB30907/76A priority patent/GB1560292A/en
Priority to NL7608226A priority patent/NL7608226A/xx
Priority to ES450119A priority patent/ES450119A1/es
Priority to FR7622514A priority patent/FR2319255A1/fr
Priority to GR51338A priority patent/GR60837B/el
Priority to DE2633419A priority patent/DE2633419B2/de
Priority to JP51088971A priority patent/JPS5234603A/ja
Priority to US06/010,986 priority patent/US4267409A/en
Application granted granted Critical
Publication of IT1033635B publication Critical patent/IT1033635B/it

Links

Classifications

    • 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
    • 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
    • H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
    • 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
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
    • H04M1/2745—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips
    • H04M1/27495—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips implemented by means of discrete electronic components, i.e. neither programmable nor microprocessor-controlled
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/56—Arrangements for indicating or recording the called number at the calling subscriber's set
    • 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
    • H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
    • H04M1/2745—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using static electronic memories, e.g. chips

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Telephone Set Structure (AREA)
IT6207575A 1975-07-15 1975-07-25 Disco combinatore telefonico elettronico a comando digitale IT1033635B (it)

Priority Applications (12)

Application Number Priority Date Filing Date Title
IT6207575A IT1033635B (it) 1975-07-25 1975-07-25 Disco combinatore telefonico elettronico a comando digitale
SE7608076A SE7608076L (sv) 1975-07-25 1976-07-15 Med tio siffror forsedd, digital nummertagare av tangenttyp
DD194034A DD125368A5 (it) 1975-07-25 1976-07-23
GB30907/76A GB1560292A (en) 1975-07-25 1976-07-23 Telephones
BE169226A BE844502A (fr) 1975-07-25 1976-07-23 Cadran numeroteur a decades et a clavier
NL7608226A NL7608226A (nl) 1975-07-25 1976-07-23 Toetsenbord voor het digitaal kiezen in het tientallig stelsel.
ES450119A ES450119A1 (es) 1975-07-25 1976-07-23 Marcador numerico decimal.
FR7622514A FR2319255A1 (fr) 1975-07-25 1976-07-23 Cadran numerique decimal a clavier
GR51338A GR60837B (en) 1975-07-25 1976-07-24 Keyboard decade digital dial
DE2633419A DE2633419B2 (de) 1975-07-25 1976-07-24 Elektronischer Tastenwahl-Nummernschalter
JP51088971A JPS5234603A (en) 1975-07-25 1976-07-26 Pushhbutton decimal digital dial
US06/010,986 US4267409A (en) 1975-07-15 1979-02-09 Keyboard decade digital dial

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6207575A IT1033635B (it) 1975-07-25 1975-07-25 Disco combinatore telefonico elettronico a comando digitale

Publications (1)

Publication Number Publication Date
IT1033635B true IT1033635B (it) 1979-08-10

Family

ID=11293281

Family Applications (1)

Application Number Title Priority Date Filing Date
IT6207575A IT1033635B (it) 1975-07-15 1975-07-25 Disco combinatore telefonico elettronico a comando digitale

Country Status (2)

Country Link
BE (1) BE844502A (it)
IT (1) IT1033635B (it)

Also Published As

Publication number Publication date
BE844502A (fr) 1977-01-24

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