IT1126132B - Dispositivo di commutazione elettrica o elettronica formato da pulsanti o tastiera a t asti tuffanti - Google Patents

Dispositivo di commutazione elettrica o elettronica formato da pulsanti o tastiera a t asti tuffanti

Info

Publication number
IT1126132B
IT1126132B IT46893/79A IT4689379A IT1126132B IT 1126132 B IT1126132 B IT 1126132B IT 46893/79 A IT46893/79 A IT 46893/79A IT 4689379 A IT4689379 A IT 4689379A IT 1126132 B IT1126132 B IT 1126132B
Authority
IT
Italy
Prior art keywords
buttons
keyboard
electric
switching device
device formed
Prior art date
Application number
IT46893/79A
Other languages
English (en)
Other versions
IT7946893A0 (it
Inventor
Paulet Edouard Serras
Original Assignee
Paulet Edouard Serras
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 Paulet Edouard Serras filed Critical Paulet Edouard Serras
Publication of IT7946893A0 publication Critical patent/IT7946893A0/it
Application granted granted Critical
Publication of IT1126132B publication Critical patent/IT1126132B/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
    • H01H13/78—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 characterised by the contacts or the contact sites
    • H01H13/807—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 characterised by the contacts or the contact sites characterised by the spatial arrangement of the contact sites, e.g. superimposed sites
    • 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
    • H01H13/702—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
    • H01H13/705—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 with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2217/00—Facilitation of operation; Human engineering
    • H01H2217/02—After travel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/036—Return force
    • H01H2221/04—Return force magnetic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/064—Limitation of actuating pressure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2225/00—Switch site location
    • H01H2225/01—Different switch sites under one actuator in same plane
IT46893/79A 1978-11-29 1979-11-29 Dispositivo di commutazione elettrica o elettronica formato da pulsanti o tastiera a t asti tuffanti IT1126132B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7833734A FR2443129A1 (fr) 1978-11-29 1978-11-29 Dispositif de commutation electrique ou electronique formant bouton-poussoir ou clavier a touches enfoncables

Publications (2)

Publication Number Publication Date
IT7946893A0 IT7946893A0 (it) 1979-11-29
IT1126132B true IT1126132B (it) 1986-05-14

Family

ID=9215510

Family Applications (1)

Application Number Title Priority Date Filing Date
IT46893/79A IT1126132B (it) 1978-11-29 1979-11-29 Dispositivo di commutazione elettrica o elettronica formato da pulsanti o tastiera a t asti tuffanti

Country Status (13)

Country Link
US (1) US4354081A (it)
JP (1) JPS55501038A (it)
BE (1) BE880294A (it)
CH (1) CH641590A5 (it)
DK (1) DK325580A (it)
ES (1) ES486459A1 (it)
FR (1) FR2443129A1 (it)
GB (1) GB2049292B (it)
IT (1) IT1126132B (it)
NL (1) NL7920143A (it)
NO (1) NO793865L (it)
SE (1) SE8005395L (it)
WO (1) WO1980001219A1 (it)

Families Citing this family (14)

* 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
GB2064873B (en) * 1979-11-26 1984-09-05 Eventoff Franklin Neal Pressure sensitive electric switch
US4513271A (en) * 1982-07-16 1985-04-23 Minnesota Mining And Manufacturing Company Momentary contact magnetic switch
GB2136633A (en) * 1983-03-18 1984-09-19 Broderna Danielson Membrane switch assembly
DE3414909A1 (de) * 1984-04-19 1985-10-24 Standard Elektrik Lorenz Ag, 7000 Stuttgart Tastschalter
EP0309741A1 (de) * 1987-09-30 1989-04-05 Oerlikon-Contraves AG Elektrischer Tastenschalter
JPH01279521A (ja) * 1988-04-28 1989-11-09 Mitsubishi Electric Corp 押釦装置
US5032695A (en) * 1990-04-26 1991-07-16 Alps Electric (Usa), Inc. Membrane switch with movable and fixed flap contacts mounted on a common dielectric substrate
US5386091A (en) * 1993-04-08 1995-01-31 Compaq Computer Corporation Low profile keyswitch
JP2816822B2 (ja) * 1994-12-28 1998-10-27 和泉電気株式会社 薄型スイッチおよびスイッチ付表示パネル
US5990772A (en) * 1995-06-02 1999-11-23 Duraswitch Industries, Inc. Pushbutton switch with magnetically coupled armature
DE59510175D1 (de) * 1995-12-21 2002-05-23 Alstom Ag Oberentfelden Druckgasschalter mit einer Ausschalt-Bremsanordnung
JP2007316320A (ja) * 2006-05-25 2007-12-06 Funai Electric Co Ltd プロジェクタ
US11830684B2 (en) * 2022-04-01 2023-11-28 Microsoft Technology Licensing, Llc Magnetically preloaded push button

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2547171A (en) * 1947-10-31 1951-04-03 Essex Wire Corp Snap switch
US2847528A (en) * 1955-02-21 1958-08-12 Donald E Combs Magnetic switch
US3366766A (en) * 1965-01-07 1968-01-30 Berry Indsutries Inc Snap-action switch for vibrating a resonant reed
FR1481953A (fr) * 1965-12-28 1967-05-26 Piste assurant un contact bipolaire sur toute sa surface et contact glissant correspondant
DE1665733B1 (de) * 1966-09-02 1970-07-09 Siemens Ag Tastenschalter,insbesondere fuer Fernmeldegeraete
US3586888A (en) * 1969-10-16 1971-06-22 Sperry Rand Corp Impact transducer switch
US3745536A (en) * 1971-03-01 1973-07-10 Burroughs Corp High speed serial scan and read-out of keyboards
US3909564A (en) * 1974-08-08 1975-09-30 Amp Inc Keyboard assembly with foldable printed circuit matrix switch array, and key actuator locking slide plate
US3942145A (en) * 1974-09-03 1976-03-02 Teletype Corporation Snap-action switch
US4054944A (en) * 1975-01-17 1977-10-18 Redactron Corporation Finger operated switching device

Also Published As

Publication number Publication date
GB2049292A (en) 1980-12-17
WO1980001219A1 (fr) 1980-06-12
JPS55501038A (it) 1980-11-27
FR2443129B1 (it) 1981-12-11
ES486459A1 (es) 1980-05-16
IT7946893A0 (it) 1979-11-29
BE880294A (fr) 1980-03-17
GB2049292B (en) 1983-06-15
NO793865L (no) 1980-05-30
DK325580A (da) 1980-07-28
CH641590A5 (fr) 1984-02-29
US4354081A (en) 1982-10-12
SE8005395L (sv) 1980-07-25
NL7920143A (nl) 1980-09-30
FR2443129A1 (fr) 1980-06-27

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