Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2007-10-16
2007-10-16
Garber, Charles D. (Department: 2609)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S693500, C340S693600
Reexamination Certificate
active
11230678
ABSTRACT:
A tree smoke detection system and method which includes a conically shaped smoke collector housing having an interior wall extending between a wide entrance mouth opening and a narrow exit vent opening and a smoke detection device mounted to the interior wall to position the smoke detection device facing and adjacent to an imaginary center line passing through the wide entrance mouth opening and the narrow exit vent opening to facilitate detecting smoke flow along the imaginary center line.
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Kisner Allen Paul
Kisner Janet L.
Garber Charles D.
McNally Kerri L
Potts Jerry R.
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