Communications: electrical – Condition responsive indicating system – With particular system function
Reexamination Certificate
2011-08-16
2011-08-16
Bugg, George (Department: 2612)
Communications: electrical
Condition responsive indicating system
With particular system function
C340S628000, C340S286010, C340S331000, C340S511000
Reexamination Certificate
active
07999666
ABSTRACT:
An emergency lighting unit includes a lamp, a backup battery, controller, and a network interface. The controller connects the backup battery to the lamp upon detection of an emergency condition and loss of main power. The network interface interfaces with and receives commands from a fire alarm control panel via a fire alarm network. Each emergency lighting unit may have a unique identifier with respect to the fire alarm network.
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Barrieau Johnpaul P.
Barrieau Mark B.
Brooks Jeffrey R.
Brinks Hofer Gilson & Lione
Bugg George
SimplexGrinnell LP
Wang Jack
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