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US 2006/0076899 A1Published application
Emergency lighting system
OwnerIsrael Baumberg, Oleg Berezin +3inventors
InventorsIsrael Baumberg, Oleg Berezin, Boris Gorelik, Netta Kerem, Moshe Voskoboinik
Life of this patent
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Abstract
An emergency lighting system, providing for transmitting communication signals over an electroluminescent filament including a communication signal input device and a communication signal receiving device connected to such electroluminescent filament. An emergency lighting system, providing for stopping voltage over an electroluminescent filament upon a break in such electroluminescent filament.
Claims25
A device comprising:
- an electroluminescent filament having at least a wire;
- and
- a communication signal input device to transmit an electrical communication signal on said wire.
A system comprising:
- an electroluminescent filament;
- a voltage source;
- and
- a switch to stop voltage over said electroluminescent filament in the event of a break in said electroluminescent filament.
1 more element
A system comprising:
- an electroluminescent filament;
- a wire running parallel to said electroluminescent filament;
- a communication signal input device to transmit an electrical communication signal on said wire;
- a switch to stop voltage over said electroluminescent filament in the event of a break in said electroluminescent filament.
1 more element
A method comprising:
- transmitting voltage to an electroluminescent filament;
- and
- stopping voltage through said electroluminescent filament in the event of a break in said electroluminescent filament.
Dependencies are inferred from the claim text.