Patent ID: 8475146

Claim:
An adapter for a blower, the blower comprising an air outlet ( 5 ), the air outlet ( 5 ) comprising a bottom surface ( 19 ) and three side walls ( 20 ), the adapter comprising: an inlet portion ( 9 ), said inlet portion ( 9 ) comprising a bottom surface ( 15 ) and three side walls ( 17 ), said three side walls ( 17 ) of said inlet portion ( 9 ) jointly comprising a top surface ( 21 ); a protruding plate ( 16 ); an outlet portion ( 10 ); and a transition portion ( 11 ); wherein: said protruding plate ( 16 ) is fixed on said bottom surface ( 15 ) of said inlet portion ( 9 ) and adjacent to two of said three side walls ( 17 ) of said inlet portion ( 9 ) that are opposite to each other; a third of said three side walls ( 17 ) of said inlet portion ( 9 ) is opposite to said protruding plate ( 16 ) and is adjacent to said two of said three side walls ( 17 ) of said inlet portion ( 9 ); two gaps ( 18 ) are formed respectively between said protruding plate ( 16 ) and said two of said three side walls ( 17 ) of said inlet portion ( 9 ); said protruding plate ( 16 ) is adapted to be received in the bottom surface ( 19 ) of the air outlet ( 5 ); said two gaps ( 18 ) are adapted to receive the three side walls ( 20 ) of the air outlet ( 5 ); said inlet portion ( 9 ), said outlet portion ( 10 ), and said transition portion ( 11 ) are integrally formed; and said transition portion ( 11 ) bends upwards whereby staggering said inlet portion ( 9 ) and said outlet portion ( 10 ).