The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 10, 2002

Filed:

Dec. 05, 2000
Applicant:
Inventor:

Alexander Graham Hunt, London, CA;

Assignee:

Siemens Canada Limited, Mississauga, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 1/700 ; F04B 3/500 ;
U.S. Cl.
CPC ...
F04B 1/700 ; F04B 3/500 ;
Abstract

A fan shroud structure including a shroud body having a pair of opposing first sides and a pair opposing second sides . The first sides are joined with the second sides at corners so as to form a box-like configuration defining an interior space . The shroud body has a front end constructed and arranged to be disposed adjacent to a condenser and a back end constructed and arranged to be disposed adjacent to a radiator. Generally annular wall structure is within the interior space and is constructed and arranged to receive blades of a fan within bounds thereof. Vortex preventing structure is provided in each corner near the back end. The vortex preventing structure is constructed and arranged to prevent large scale eddy current generation of air in the corners as air enters the radiator. Air deflecting structure is provided in each corner near the front end. The air deflecting structure is constructed and arranged to deflect incoming air towards the sides, thereby reducing air drawn by the fan from the corners.


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