KEYBOARD ASSEMBLY

KEYBOARD ASSEMBLY

FIELD: mechanics. ^ SUBSTANCE: keyboard incorporates a waveguide panel with the light propagation interior, at least, one push-button arranged on the said waveguide panel top surface and, at least, one reflecting structure arranged fixed relative to the waveguide panel to reflect a portion of light...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHO BIUNG-DUK, DZUNG SUN-TAE, DZANG DONG-KHOON, KIM KIONG-JOUM, LI DZOO-KHOON
Format: Patent
Sprache:eng ; rus
Schlagworte:
BASIC ELECTRIC ELEMENTS
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
PHYSICS
RELAYS
SELECTORS
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Beschreibung
Zusammenfassung:FIELD: mechanics. ^ SUBSTANCE: keyboard incorporates a waveguide panel with the light propagation interior, at least, one push-button arranged on the said waveguide panel top surface and, at least, one reflecting structure arranged fixed relative to the waveguide panel to reflect a portion of light propagating through the waveguide panel interior towards the aforesaid push-button. ^ EFFECT: higher brightness and uniform illumination of the push-button. ^ 10 cl, 10 dwg