IT8322681A0 - Meccanismo per tasti di tastiere. - Google Patents

Meccanismo per tasti di tastiere.

Info

Publication number
IT8322681A0
IT8322681A0 IT8322681A IT2268183A IT8322681A0 IT 8322681 A0 IT8322681 A0 IT 8322681A0 IT 8322681 A IT8322681 A IT 8322681A IT 2268183 A IT2268183 A IT 2268183A IT 8322681 A0 IT8322681 A0 IT 8322681A0
Authority
IT
Italy
Prior art keywords
keyboard keys
keys
keyboard
Prior art date
Application number
IT8322681A
Other languages
English (en)
Italian (it)
Inventor
Karl Lennart Verner Schon
Original Assignee
Telefonaktiebolaget Lm Eircsso
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 Telefonaktiebolaget Lm Eircsso filed Critical Telefonaktiebolaget Lm Eircsso
Publication of IT8322681A0 publication Critical patent/IT8322681A0/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
    • H01H13/702—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
    • H01H2215/00—Tactile feedback
    • H01H2215/004—Collapsible dome or bubble
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/008—Actuators other then push button
    • H01H2221/016—Lever; Rocker
IT8322681A 1982-08-30 1983-08-30 Meccanismo per tasti di tastiere. IT8322681A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8204929A SE432680B (sv) 1982-08-30 1982-08-30 Tangentmekanism

Publications (1)

Publication Number Publication Date
IT8322681A0 true IT8322681A0 (it) 1983-08-30

Family

ID=20347653

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8322681A IT8322681A0 (it) 1982-08-30 1983-08-30 Meccanismo per tasti di tastiere.

Country Status (9)

Country Link
EP (1) EP0116623A1 (da)
JP (1) JPS59501489A (da)
DK (1) DK213084A (da)
ES (1) ES525213A0 (da)
FI (1) FI841575A0 (da)
IT (1) IT8322681A0 (da)
NO (1) NO841712L (da)
SE (1) SE432680B (da)
WO (1) WO1984001051A1 (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9013577U1 (de) * 1990-09-27 1992-01-30 Siemens AG, 8000 München Taste für elektrisches Gerät
DE4112754C2 (de) * 1991-04-19 1999-06-02 Marquardt Gmbh Drucktastenschalter
US6031196A (en) * 1998-11-12 2000-02-29 Dresser Industries, Inc. Push button switching system and method
KR100955133B1 (ko) * 2008-03-27 2010-04-28 엘지노텔 주식회사 하우징 일체의 키버튼을 구비한 단말기

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7202909A (da) * 1972-03-04 1973-09-07
DE2230479A1 (de) * 1972-06-22 1974-01-10 Philips Patentverwaltung Drucktaste
JPS5641938U (da) * 1979-09-10 1981-04-17
US4323740A (en) * 1980-02-04 1982-04-06 Rogers Corporation Keyboard actuator device and keyboard incorporating the device

Also Published As

Publication number Publication date
WO1984001051A1 (en) 1984-03-15
FI841575A7 (fi) 1984-04-19
FI841575L (fi) 1984-04-19
JPS59501489A (ja) 1984-08-16
SE432680B (sv) 1984-04-09
ES8406783A1 (es) 1984-07-16
SE8204929D0 (sv) 1982-08-30
NO841712L (no) 1984-04-27
EP0116623A1 (en) 1984-08-29
FI841575A0 (fi) 1984-04-19
SE8204929L (sv) 1984-03-01
ES525213A0 (es) 1984-07-16
DK213084D0 (da) 1984-04-27
DK213084A (da) 1984-04-27

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