CH299543A - Impulse contact for dials and impulse devices. - Google Patents

Impulse contact for dials and impulse devices.

Info

Publication number
CH299543A
CH299543A CH299543DA CH299543A CH 299543 A CH299543 A CH 299543A CH 299543D A CH299543D A CH 299543DA CH 299543 A CH299543 A CH 299543A
Authority
CH
Switzerland
Prior art keywords
impulse
dials
devices
contact
impulse contact
Prior art date
Application number
Other languages
German (de)
Inventor
Sodeco Societe Des Comp Geneve
Original Assignee
Sodeco Compteurs De Geneve
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 Sodeco Compteurs De Geneve filed Critical Sodeco Compteurs De Geneve
Publication of CH299543A publication Critical patent/CH299543A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H63/00—Details of electrically-operated selector switches
    • H01H63/02—Contacts; Wipers; Connections thereto
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
  • Contacts (AREA)
CH299543D 1951-09-27 1951-09-27 Impulse contact for dials and impulse devices. CH299543A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2740870X 1951-09-27

Publications (1)

Publication Number Publication Date
CH299543A true CH299543A (en) 1954-06-15

Family

ID=4571412

Family Applications (1)

Application Number Title Priority Date Filing Date
CH299543D CH299543A (en) 1951-09-27 1951-09-27 Impulse contact for dials and impulse devices.

Country Status (6)

Country Link
US (1) US2740870A (en)
BE (1) BE514232A (en)
CH (1) CH299543A (en)
DE (1) DE928297C (en)
FR (1) FR1063417A (en)
NL (1) NL172651C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2902549A (en) * 1956-08-31 1959-09-01 Executone Inf Sys Inc Multiple unit pile-up switch
US3196225A (en) * 1961-04-13 1965-07-20 Gen Motors Corp Rotary interrupter switch
US3316513A (en) * 1966-01-03 1967-04-25 Bell Telephone Labor Inc Sealed contact reed switch having contoured reeds

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US589582A (en) * 1897-09-07 Thur w
US1216420A (en) * 1914-12-01 1917-02-20 Gen Railway Signal Co Relay.
US1394087A (en) * 1918-05-17 1921-10-18 W N Matthews And Brother Inc Cut-out switch
BE396738A (en) * 1931-02-25
US2341931A (en) * 1941-04-24 1944-02-15 Gen Electric Circuit maker and breaker
US2499420A (en) * 1946-02-19 1950-03-07 Michael J Sakatos Nonsparking switch
FR928855A (en) * 1946-05-07 1947-12-10 Diffusions Modernes Telephone relay

Also Published As

Publication number Publication date
FR1063417A (en) 1954-05-03
NL172651C (en)
DE928297C (en) 1955-05-31
BE514232A (en)
US2740870A (en) 1956-04-03

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