Patent ID: 6354287
Filing Date: 2002-03-12
Classification: F04D,F24C

Abstract:
A blower unit for a range hood which is attachable to an exhaust port located at said hood, said blower unit comprising a casing defining a chamber having a gas-discharging multi-vane fan and a fan motor stored therein, said casing including a top plate adapted to communicate with said exhaust port, said top plate having an upper surface outside said chamber, said casing further includes opposed side plates communicating with said top plate, said top plate and said side plates cooperating to define said casing chamber, and an inverse L-shaped piece is inserted into each of side plates of said casing whereby a horizontal section of said L-shaped piece is protruded outwardly in such a manner that it can be turned half, said horizontal section is turned half outside in a vertical direction when the unit member is freely fitted to said fixing port from below so as not to prohibit its free fitting, after the free fitting, it is turned half in an inverse direction and the horizontal section is mounted on the upper surface of said hood, said fan including electrical wiring comprising inner and outer cords, wherein said inner cords are taken out externally of an exit port defined in said top plate and said casing has a volute plate assembled around the multi-vane van, and a partition plate having a suction port in correspondence with the multi-vane van, said partition plate attached to a lower releasing section of said casing and cooperates with said casing to enclose said fan.