Resources Contact Us Home
Positive air flow shutdown system

Image Number 11 for United States Patent #7169039.

An airflow shutdown system that includes an air distribution system and an air duct closure device. The air duct closure device is adapted to substantially instantaneously block airflow in the air distribution system when activated. The system also includes an integrated control system coupled to the air distribution system and adapted to activate the air duct closure device and stop an operation of other air distribution devices in the air distribution system in order to prevent migration of air through the system.

  Recently Added Patents
Synchronization of video input data streams and video output data streams
Browsing or searching user interfaces and other aspects
Methods and processes for calling bases in sequence by incorporation methods
Home appliance, home appliance system, and diagnosis method of a home appliance
Lithographic printing plate precursors for on-press development
Power trigger sprayer
Workflow execution model
  Randomly Featured Patents
Air intake structure for a small watercraft
Medium for color changer
Transparent gel candles
Cleaning compositions
Equipment for facsimile call service of telephone exchange
Process for the production of polyamide-6 from epsilon-caprolactam
Point of service third party financial management vehicle for the healthcare industry
Phenazine carboxylic acid derivatives and a process for production thereof
Method of monitoring constituents in electroless plating baths
Lighting fixture utilizing a multi-layered hologram as a lens element