Patent ID: 6808018
Filing Date: 2004-10-26
Classification: F04D,F24D,F28D,Y02B

Abstract:
A heat circulation apparatus for circulating air through a steam radiator, the heat circulation apparatus comprising:a housing comprising a perimeter wall, said perimeter wall of said housing defining an interior space of said housing, said interior space comprising an intake port and an exhaust port, said intake being for permitting air to enter said interior space of said housing, said exhaust port being for permitting air to exit said interior space of said housing, said housing being adapted for being positioned under the steam radiator; a fan member being rotatably coupled to said housing such that said fan member is positioned in said interior space of said housing, said fan member being for drawing air through said intake port into said interior space of said housing and forcing air out of said interior space of said housing through said exhaust port, said fan member being adapted for drawing cooler air into said hlousing and forcing the air out of said housing to be warmed by the steam radiator when said fan member is rotated with respect to said housing; said fan member comprising a plurality of blades and an axle portion, said axle member being rotatably coupled to said housing, each of said blades being coupled to said axle member such that each of said blades radially extend from said axle member, each of said blades being adapted for circulating air from said intake port to said exhaust port when said fan member is rotated with respect to said housing; and said fan member comprising a pair end portions, one of said end portions being coupled to a first end of each of said blades and the other one of said and portions being coupled to a second end of each of said blades such that one of said end portions is positioned opposite the other of said end portions, said end portions being for stabilizing the blades when said fan member is being rotated.