FR2438294B2 - Touche de commande opto-electronique a signalisation lumineuse incorporee - Google Patents

Touche de commande opto-electronique a signalisation lumineuse incorporee

Info

Publication number
FR2438294B2
FR2438294B2 FR7828952A FR7828952A FR2438294B2 FR 2438294 B2 FR2438294 B2 FR 2438294B2 FR 7828952 A FR7828952 A FR 7828952A FR 7828952 A FR7828952 A FR 7828952A FR 2438294 B2 FR2438294 B2 FR 2438294B2
Authority
FR
France
Prior art keywords
opto
electronic control
control key
light signaling
incorporated light
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.)
Expired
Application number
FR7828952A
Other languages
English (en)
Other versions
FR2438294A2 (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.)
GRANIOU LOUIS ELECTR
Original Assignee
GRANIOU LOUIS ELECTR
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 GRANIOU LOUIS ELECTR filed Critical GRANIOU LOUIS ELECTR
Priority to FR7828952A priority Critical patent/FR2438294B2/fr
Publication of FR2438294A2 publication Critical patent/FR2438294A2/fr
Application granted granted Critical
Publication of FR2438294B2 publication Critical patent/FR2438294B2/fr
Expired legal-status Critical Current

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
    • H01H13/02—Details
    • H01H13/023—Light-emitting indicators
    • 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
FR7828952A 1978-10-05 1978-10-05 Touche de commande opto-electronique a signalisation lumineuse incorporee Expired FR2438294B2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7828952A FR2438294B2 (fr) 1978-10-05 1978-10-05 Touche de commande opto-electronique a signalisation lumineuse incorporee

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7828952A FR2438294B2 (fr) 1978-10-05 1978-10-05 Touche de commande opto-electronique a signalisation lumineuse incorporee

Publications (2)

Publication Number Publication Date
FR2438294A2 FR2438294A2 (fr) 1980-04-30
FR2438294B2 true FR2438294B2 (fr) 1986-07-18

Family

ID=9213576

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7828952A Expired FR2438294B2 (fr) 1978-10-05 1978-10-05 Touche de commande opto-electronique a signalisation lumineuse incorporee

Country Status (1)

Country Link
FR (1) FR2438294B2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3346485A1 (de) * 1983-12-22 1985-07-04 Siemens AG, 1000 Berlin und 8000 München Tastenkappe fuer eine in einem gehaeuse angeordnete tastatur
JP2002093270A (ja) * 2000-09-19 2002-03-29 Nec Corp 照光部構造

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3526775A (en) * 1968-12-10 1970-09-01 Int Standard Electric Corp Contactless touch switch responsive to interruptions of indirect light
US3737668A (en) * 1970-07-30 1973-06-05 Marconi Co Ltd Keyboard
US3761919A (en) * 1972-08-14 1973-09-25 Singer Co Radiation sensitive keyboard
DE2515963A1 (de) * 1975-04-11 1976-10-21 Rainer Dr Med Liedtke Optisch-elektronischer tastschalter

Also Published As

Publication number Publication date
FR2438294A2 (fr) 1980-04-30

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Legal Events

Date Code Title Description
CN Change in juridical nature
GC Lien (pledge) constituted
TP Transmission of property