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.
Patent No.:
Date of Patent:
Dec. 07, 1999
Filed:
Aug. 03, 1995
Applicant:
Inventor:
Ahmad Alizadeh, Indianapolis, IN (US);
Assignee:
Valeo Thermique Moteur, Le Mesnil St. Denis, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F / ;
U.S. Cl.
CPC ...
165121 ; 165122 ; 123 4149 ; 180 681 ; 4161 / ; 416189 ; 416192 ;
Abstract
An axial flow fan has a hub with a longitudinal axis of rotation and an outer periphery for the hub. Several blades are secured at their root regions to the hub's outer periphery. Each of the blades has a medial line that is tangential to a respective hub radius at the hub's outer periphery.