IT1132162B - Dispositivo di illuminazione delle tastiere - Google Patents

Dispositivo di illuminazione delle tastiere

Info

Publication number
IT1132162B
IT1132162B IT23183/80A IT2318380A IT1132162B IT 1132162 B IT1132162 B IT 1132162B IT 23183/80 A IT23183/80 A IT 23183/80A IT 2318380 A IT2318380 A IT 2318380A IT 1132162 B IT1132162 B IT 1132162B
Authority
IT
Italy
Prior art keywords
lighting device
keyboard lighting
keyboard
lighting
Prior art date
Application number
IT23183/80A
Other languages
English (en)
Other versions
IT8023183A0 (it
Inventor
Daniel Lagier
Original Assignee
Jaeger
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 Jaeger filed Critical Jaeger
Publication of IT8023183A0 publication Critical patent/IT8023183A0/it
Application granted granted Critical
Publication of IT1132162B publication Critical patent/IT1132162B/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
    • H01H13/83—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 legends, e.g. Braille, liquid crystal displays, light emitting or optical elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2209/00—Layers
    • H01H2209/002—Materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2215/00—Tactile feedback
    • H01H2215/004—Collapsible dome or bubble
    • H01H2215/008—Part of substrate or membrane
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/028—Printed information
    • H01H2219/03—Printed information in transparent keyboard
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/036—Light emitting elements
    • H01H2219/05—Key offset in relation to switch site
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2219/00—Legends
    • H01H2219/054—Optical elements
    • H01H2219/066—Lens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/002—Actuators integral with membrane
    • H01H2221/004—U-shaped openings surrounding keys
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/05—Force concentrator; Actuating dimple
IT23183/80A 1979-07-04 1980-07-02 Dispositivo di illuminazione delle tastiere IT1132162B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7917392A FR2460444A1 (fr) 1979-07-04 1979-07-04 Dispositif d'eclairage des claviers a touches

Publications (2)

Publication Number Publication Date
IT8023183A0 IT8023183A0 (it) 1980-07-02
IT1132162B true IT1132162B (it) 1986-06-25

Family

ID=9227515

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23183/80A IT1132162B (it) 1979-07-04 1980-07-02 Dispositivo di illuminazione delle tastiere

Country Status (5)

Country Link
DE (1) DE8017828U1 (it)
ES (1) ES493453A0 (it)
FR (1) FR2460444A1 (it)
GB (1) GB2053574B (it)
IT (1) IT1132162B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3135427C2 (de) * 1981-09-08 1985-07-18 Telefunken electronic GmbH, 7100 Heilbronn Tastschalter
DE3628781A1 (de) * 1985-08-27 1987-03-05 Heiner Flohr Folientastatur
DE9001186U1 (it) * 1990-02-02 1990-05-17 S.W.E.C. Schmitt-Walter Engineering Consult, 8025 Unterhaching, De
JP2768030B2 (ja) * 1991-02-21 1998-06-25 日本電気株式会社 フラットキーボードスイッチ
DE4424618C2 (de) * 1994-07-13 1996-07-11 Grundig Emv Vorrichtung zur Übertragung von einer auf eine Taste ausgeübten Kraft auf einen Kraftsensor
JP4218605B2 (ja) * 2004-07-21 2009-02-04 ブラザー工業株式会社 スイッチ装置及び画像形成装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1518239A (fr) * 1966-04-15 1968-03-22 Oak Electro Netics Corp Interrupteur à bouton-poussoir éclairé
AR204336A1 (es) * 1973-12-17 1975-12-22 Texas Instruments Inc Pieza de teclado
CA1019248A (en) * 1974-04-01 1977-10-18 Mohabatullah Sobhani Elastomeric diaphragm switch assembly
FR2280963A1 (fr) * 1974-08-02 1976-02-27 Oceanic Touche de commande pour appareil electrique
US4190748A (en) * 1977-01-31 1980-02-26 Rogers Corporation Keyboard switch assembly
US4096364A (en) * 1977-02-22 1978-06-20 Chomerics, Inc. Keyboard switch assembly having flexible contact layer with snap initiator dome

Also Published As

Publication number Publication date
ES8105461A1 (es) 1981-05-16
ES493453A0 (es) 1981-05-16
IT8023183A0 (it) 1980-07-02
FR2460444A1 (fr) 1981-01-23
DE8017828U1 (de) 1980-12-04
FR2460444B1 (it) 1984-03-30
GB2053574A (en) 1981-02-04
GB2053574B (en) 1983-05-18

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