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
Synthesis of amines and intermediates for the synthesis thereof
Integrated circuit devices having conductive structures with different cross sections
Motor drive component verification system and method
Position pointer, variable capacitor and inputting apparatus
Integrated monitoring in problem management in service desk
Methods and systems for creating a tail risk hedge index and trading derivative products based thereon
Device and method for quantizing and inverse quantizing LPC filters in a super-frame
  Randomly Featured Patents
Method and system for providing continuous presence video in a cascading conference
Cloning and recombinant production of vespid venom enzymes, such as phospholipase and hyaluronidase, and immunological therapies based thereon
Shear-transfer fastener assembly
Vertical complementary bipolar transistor device with epitaxial base zones
Relaxed read completion ordering in a system using transaction order queue
Adjustable wall jamb
Table reinforcing ring for a vertical shaft impact crusher
Cytokine designated 4-1BB ligand antibodies and human receptor that binds thereto
Single mode high power fiber laser system
Apparatus and methods of operation of passive LED lighting equipment