ROTOR FOR CENTRIFUGAL VENTILATOR OF FLAT BLADES INCLINED BACKWARDS WITH A CONJUNCT OF BLADES AND POSTERIOR PLATE BUILT IN A SINGLE PIECE.

摘要

The present invention refers to a method to fabricate rotors for centrifugal ventilators of flat blades inclined backwards with a conjunct of blades and posterior plate built in a single piece and the rotor fabricated in this way.