Room air cleaner

The present invention relates to the art of air filter systems and more particularly to a high efficiency, low noise, portable room air cleaner. The invention is particularly applicable to a portable canister type air cleaner and will be described with particular reference thereto; however, the invention has much broader applications and may be used in vacuum cleaners and/or to filter air in other environments by employing the novel air filtering arrangement as contemplated in the present invention. A portable air cleaner designed to remove particles and unwanted gases from a room to provide for a healthier and cleaner environment. The portable air cleaner includes a high air volume circulating design and operates quietly and efficiently. The air exhaust of the air cleaner includes a plurality of arcuate vanes radiating outwardly from the interior of the air cleaner. The vanes are disposed in a non-symmetrical arrangement the air exhaust to reduce pressure drop and to minimize operation noise.