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:
Nov. 10, 1992
Filed:
Dec. 03, 1990
Applicant:
Inventors:
Steven J Bortz, Laguna Niguel, CA (US);
Shyh-Ching Yang, Hsinchu, TW;
Assignee:
Industrial Technology Research Institute, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D / ;
U.S. Cl.
CPC ...
415183 ; 415191 ; 4152081 ;
Abstract
A swirl generator with improved axial vanes having desired shape obtained according to equations. The axial vanes are disposed on a bluff body, are curved, inclined and overlap on one another. When air flow passes through the axial vanes, the desired low pressure drop, and low tubulent intensity swirling flow are provided.