System and method for suppressing the spread of fire and...

Details System and method for suppressing the spread of fire and... System and method for suppressing the spread of fire and...

2006-09-05

2006-09-05

Pham, Toan N. (Department: 2612)

Communications: electrical

Condition responsive indicating system

Specific condition

C340S632000, C340S693600

Reexamination Certificate

active

07102529

ABSTRACT:
Systems and methods for suppressing the spread of fire, fire-related toxins, and other biological and chemical hazards are disclosed. In embodiments of the present invention a controller shuts off the flow of electrical current to the fan of a residential heating, ventilation, and air conditioning (HVAC) system in response to an electrical signal emitted by a detector, such as a smoke, heat, or biochemical detector. Embodiments of the present invention may include a variety of additional features as well, including a notification device and an electrical panel shut off.

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