Patent ID: 6863501
Filing Date: 2005-03-08
Classification: F04D

Abstract:
1. A hood for domestic or industrial use with a rapid fixing device for a centrifugal fan wherein an opening ( 13 ) is provided in the hood structure ( 12 ) said opening being adapted to receive one end ( 17 ) of a centrifugal fan ( 16 ), wherein said opening ( 13 ) is equipped with a centering and housing flange ( 14 ) for the upper outlet end ( 17 ) of said centrifugal fan ( 16 ) and in that at least one easily removable centering and fixing element ( 19 ) is attached to a lower portion ( 20 ) of said fan ( 16 ) on said hood structure said at least one easily removable centering and fixing element ( 19 ) includes a centering pin ( 21 ) and a right angled lever ( 22 ) rotating on said hood structure ( 12 ) around a pivot pin ( 23 ) to position itself over a lower position ( 20 ) of said centrifugal fan ( 16 ) which is equipped with a slot ( 25 ) adapted to receive said centering pin ( 21 ).