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IT7824774A0 - Tastiera di comando alfanumerica a tasti premibili per macchina elettrica o elettronica. - Google Patents

Tastiera di comando alfanumerica a tasti premibili per macchina elettrica o elettronica.

Info

Publication number
IT7824774A0
IT7824774A0 IT7824774A IT2477478A IT7824774A0 IT 7824774 A0 IT7824774 A0 IT 7824774A0 IT 7824774 A IT7824774 A IT 7824774A IT 2477478 A IT2477478 A IT 2477478A IT 7824774 A0 IT7824774 A0 IT 7824774A0
Authority
IT
Italy
Prior art keywords
electric
electronic machine
control keyboard
pressure keys
alphanumeric control
Prior art date
Application number
IT7824774A
Other languages
English (en)
Other versions
IT1110482B (it
Original Assignee
Serras Paulet Edouard
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 Serras Paulet Edouard filed Critical Serras Paulet Edouard
Publication of IT7824774A0 publication Critical patent/IT7824774A0/it
Application granted granted Critical
Publication of IT1110482B publication Critical patent/IT1110482B/it

Links

Classifications

    • 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
    • H01H13/7006—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 comprising a separate movable contact element for each switch site, all other elements being integrated in layers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • 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
    • H01H13/02—Details
    • H01H13/12—Movable parts; Contacts mounted thereon
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
    • H01H5/02—Energy stored by the attraction or repulsion of magnetic parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Push-Button Switches (AREA)
IT24774/78A 1977-06-22 1978-06-21 Tastiera di comando alfanumerica a tasti premibili per macchina elettrica o elettronica IT1110482B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7719170A FR2395546A2 (fr) 1977-06-22 1977-06-22 Clavier de commande alphanumerique a touches enfoncables pour machine electrique ou electronique

Publications (2)

Publication Number Publication Date
IT7824774A0 true IT7824774A0 (it) 1978-06-21
IT1110482B IT1110482B (it) 1985-12-23

Family

ID=9192424

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24774/78A IT1110482B (it) 1977-06-22 1978-06-21 Tastiera di comando alfanumerica a tasti premibili per macchina elettrica o elettronica

Country Status (7)

Country Link
BE (1) BE868309R (it)
DE (1) DE2826262C2 (it)
FR (1) FR2395546A2 (it)
GB (1) GB2001585B (it)
IT (1) IT1110482B (it)
NL (1) NL179012C (it)
SE (1) SE437574B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2443130A1 (fr) * 1978-11-29 1980-06-27 Serras Paulet Edouard Clavier de commande de dispositifs electriques ou electroniques
FR2451095A1 (fr) * 1979-03-08 1980-10-03 Telephonie Ind Commerciale Clavier de commande a boutons-poussoirs
FR2476900A1 (fr) * 1980-02-27 1981-08-28 Telephonie Ind Commerciale Bouton-poussoir pour clavier de commande et procede de realisation
FR2484130A1 (fr) * 1980-06-06 1981-12-11 Serras Paulet Edouard Dispositif a touche enfoncable formant interrupteur a ouverture retardee
DE3346485A1 (de) * 1983-12-22 1985-07-04 Siemens AG, 1000 Berlin und 8000 München Tastenkappe fuer eine in einem gehaeuse angeordnete tastatur
EP0309741A1 (de) * 1987-09-30 1989-04-05 Oerlikon-Contraves AG Elektrischer Tastenschalter
US5666096A (en) * 1995-06-02 1997-09-09 Van Zeeland; Anthony J. Switch with magnetically-coupled armature
US5523730C1 (en) * 1995-06-02 2002-01-15 Van Anthony J Zeeland Switch with mangnetically-coupled armature

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1151142A (en) * 1967-01-10 1969-05-07 Electronic Components Ltd Improvements in or relating to Electrical Switches
US3506795A (en) * 1967-10-24 1970-04-14 Raymond F Schmidt Electrical switch device
US3641286A (en) * 1970-10-05 1972-02-08 Selectro Corp Electromechanical keyboard independently operated switch mechanism with improved conductive resilient actuating means
DE2326752A1 (de) * 1973-05-25 1974-12-19 Radomir Kujovic Membranmikroschalter
CH559966A5 (en) * 1973-11-30 1975-03-14 Metzler Hans Vito Fabrik Elekt Printed cct. keyboard switch for electronic calculators - has resetting spring with plate-shaped contact element
US3916360A (en) * 1974-08-09 1975-10-28 Singer Co Magnetic keyboard
US4066860A (en) * 1974-09-26 1978-01-03 Sharp Kabushiki Kaisha Pushbutton switch key arrangement for keyboards having indicia
FR2356199A1 (fr) * 1975-10-29 1978-01-20 Serras Paulet Edouard Clavier de commande alphanumerique a touches enfoncables pour machine electrique ou electronique

Also Published As

Publication number Publication date
SE437574B (sv) 1985-03-04
BE868309R (fr) 1978-10-16
NL179012B (nl) 1986-01-16
NL7806767A (nl) 1978-12-28
GB2001585A (en) 1979-02-07
NL179012C (nl) 1986-06-16
DE2826262C2 (de) 1987-05-27
SE7807106L (sv) 1978-12-23
GB2001585B (en) 1982-01-27
FR2395546B2 (it) 1983-10-21
DE2826262A1 (de) 1979-01-04
FR2395546A2 (fr) 1979-01-19
IT1110482B (it) 1985-12-23

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