FR2448218A1 - Ensemble de commutation a boutons-poussoirs pour telecommunications et autres dispositifs d'entree - Google Patents

Ensemble de commutation a boutons-poussoirs pour telecommunications et autres dispositifs d'entree

Info

Publication number
FR2448218A1
FR2448218A1 FR8002091A FR8002091A FR2448218A1 FR 2448218 A1 FR2448218 A1 FR 2448218A1 FR 8002091 A FR8002091 A FR 8002091A FR 8002091 A FR8002091 A FR 8002091A FR 2448218 A1 FR2448218 A1 FR 2448218A1
Authority
FR
France
Prior art keywords
switching assembly
telecommunications
push button
input devices
button switching
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR8002091A
Other languages
English (en)
Other versions
FR2448218B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nortel Networks Ltd
Original Assignee
Northern Telecom Ltd
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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Publication of FR2448218A1 publication Critical patent/FR2448218A1/fr
Application granted granted Critical
Publication of FR2448218B1 publication Critical patent/FR2448218B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/14—Structural association of two or more printed circuits
    • H05K1/144—Stacked arrangements of planar printed circuit boards
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H01H13/7013—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard in which the movable contacts of each switch site or of a row of switch sites are formed in a single plate
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/03—Use of materials for the substrate
    • H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
    • H05K1/053—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an inorganic insulating layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Push-Button Switches (AREA)
  • Telephone Set Structure (AREA)
  • Telephonic Communication Services (AREA)
  • Input From Keyboards Or The Like (AREA)

Abstract

LA PRESENTE INVENTION CONCERNE UN ENSEMBLE DE COMMUTATION A BOUTONS-POUSSOIRS DANS LEQUEL AU MOINS L'UNE DES PLAQUETTES A CIRCUIT IMPRIME CLASSIQUES EST REMPLACEE PAR UNE PLAQUE EN ACIER REVETUE DE PORCELAINE 30. LE CIRCUIT DE CONTACT DES COMMUTATEURS A BOUTONS-POUSSOIRS 15 EST FORME SUR LA SURFACE SUPERIEURE DE LA PLAQUE EN ACIER. IL EST EGALEMENT POSSIBLE DE REMPLACER LES DEUX PLAQUETTES A CIRCUIT IMPRIME D'UN COMMUTATEUR CLASSIQUE EN FORMANT UN SECOND CIRCUIT SUR LA SURFACE INFERIEURE DE LA PLAQUE EN ACIER, LES DISPOSITIFS ELECTRIQUES ETANT MONTES SUR CELLE-CI.
FR8002091A 1979-02-02 1980-01-31 Ensemble de commutation a boutons-poussoirs pour telecommunications et autres dispositifs d'entree Granted FR2448218A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA320,732A CA1100165A (fr) 1979-02-02 1979-02-02 Groupe boutons-poussoirs pour appareils de telecommunications et autres dispositifs d'entree

Publications (2)

Publication Number Publication Date
FR2448218A1 true FR2448218A1 (fr) 1980-08-29
FR2448218B1 FR2448218B1 (fr) 1984-02-24

Family

ID=4113441

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8002091A Granted FR2448218A1 (fr) 1979-02-02 1980-01-31 Ensemble de commutation a boutons-poussoirs pour telecommunications et autres dispositifs d'entree

Country Status (9)

Country Link
JP (1) JPS55124914A (fr)
BE (1) BE881507A (fr)
CA (1) CA1100165A (fr)
DE (1) DE3003715A1 (fr)
FR (1) FR2448218A1 (fr)
GB (1) GB2043352B (fr)
IT (1) IT1193911B (fr)
NO (1) NO153197C (fr)
SE (1) SE440567B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3130159A1 (de) * 1981-07-30 1983-02-17 Preh, Elektrofeinmechanische Werke, Jakob Preh, Nachf. Gmbh & Co, 8740 Bad Neustadt "verfahren zur herstellung von leiterplatten"
JPH049706Y2 (fr) * 1984-09-13 1992-03-11
GB2250380B (en) * 1990-11-27 1995-01-04 Ist Lab Ltd Switch apparatus
GB2308499B (en) * 1995-12-22 2000-03-15 Nokia Mobile Phones Ltd A contact membrane for a keypad assembly

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB990023A (en) * 1961-03-13 1965-04-22 Ass Elect Ind Improvements relating to printed electrical circults
DE2245415A1 (de) * 1971-09-17 1973-04-12 Canon Kk Kompakter elektronischer rechner
FR2196515A1 (fr) * 1972-08-18 1974-03-15 Matsushita Electric Ind Co Ltd
FR2254821A1 (fr) * 1973-12-17 1975-07-11 Texas Instruments Inc
US3969600A (en) * 1975-06-11 1976-07-13 Burroughs Corporation Tactile feedback keyboard switch assembly and actuator
FR2308184A1 (fr) * 1975-04-16 1976-11-12 Northern Telecom Ltd Commutateur multi-contacts a bouton-poussoir

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1019374A (fr) * 1975-04-16 1977-10-18 Cornelis W. Reedyk Commutateur a bouton-poussoir multipolaire

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB990023A (en) * 1961-03-13 1965-04-22 Ass Elect Ind Improvements relating to printed electrical circults
DE2245415A1 (de) * 1971-09-17 1973-04-12 Canon Kk Kompakter elektronischer rechner
FR2196515A1 (fr) * 1972-08-18 1974-03-15 Matsushita Electric Ind Co Ltd
FR2254821A1 (fr) * 1973-12-17 1975-07-11 Texas Instruments Inc
FR2308184A1 (fr) * 1975-04-16 1976-11-12 Northern Telecom Ltd Commutateur multi-contacts a bouton-poussoir
US3969600A (en) * 1975-06-11 1976-07-13 Burroughs Corporation Tactile feedback keyboard switch assembly and actuator

Also Published As

Publication number Publication date
IT1193911B (it) 1988-08-31
SE8000792L (sv) 1980-08-03
BE881507A (fr) 1980-08-01
DE3003715A1 (de) 1980-08-14
NO153197C (no) 1986-01-29
IT8019650A0 (it) 1980-02-01
NO800228L (no) 1980-08-04
NO153197B (no) 1985-10-21
SE440567B (sv) 1985-08-05
GB2043352A (en) 1980-10-01
CA1100165A (fr) 1981-04-28
JPS55124914A (en) 1980-09-26
FR2448218B1 (fr) 1984-02-24
GB2043352B (en) 1983-04-13

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Legal Events

Date Code Title Description
ST Notification of lapse