Patent ID: 6032479
Filing Date: 2000-03-07
Classification: F24F

Abstract:
A window-mounted air conditioner comprising:a body comprising a front cover, a rear cabinet, and a base, said front cover including an air discharge grill;an indoor heat exchanger disposed on a front portion of said base;an outdoor heat exchanger disposed on a rear portion of said base;a compressor installed on said base;a first fan arranged to rotate about an axis for circulating air through said indoor heat exchanger;a second fan arranged for circulating air through said outdoor heat exchanger;a fan motor disposed between said indoor heat exchanger and said outdoor heat exchanger, said fan motor being connected to said first fan and said second fan; anda duct disposed between said first fan and said indoor heat exchanger, said duct forming an air passage extending generally annularly around an outer periphery of said first fan for guiding air drawn-in by said first fan toward said discharge grill, said passage including an upstream end and a downstream end, one part of said passage having a larger cross sectional area than another part of said passage located upstream of said one part, a restriction disposed in said one part for increasing a velocity and reducing a pressure of air passing through said one part, said restriction spaced angularly from said upstream end of said passage by less than 360.degree. in a direction of rotation of said first fan.