| 摘要 |
<p>The present invention relates to a fan case, formed by a circular-shaped body (1) having an opening (5) in the lateral contour defined between bars having an aerodynamic section oriented with a lateral inclination, there being arranged therein an air impeller (2) associated with a motor (3), whereas in the front part there is arranged a cover (4) in the form of a grating formed by concentric circular ribs (7) with a varying tapering shape, said cover (4) defining in the peripheral contour, in correspondence with the bottom of the body (1), a mouth that widens outwardly in relation to the opening (5) of the lateral contour, said mouth being a prolongation of an opening (11) of the periphery of the impeller (2) located therein.</p> |
