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:
Jun. 01, 2021

Filed:

Nov. 11, 2019
Applicant:

Taiwan Semiconductor Manufacturing Company, Ltd., Hsinchu, TW;

Inventors:

Wei Chang Cheng, Hsinchu, TW;

Ping-Hsu Chen, Hsinchu, TW;

Chi-Hung Liao, Sanchong, TW;

T. S. Lo, Erlin Township, TW;

Yung-Yao Lee, Zhubei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15D 1/04 (2006.01); F01N 13/08 (2010.01); F15D 1/00 (2006.01);
U.S. Cl.
CPC ...
F01N 13/08 (2013.01); F15D 1/0015 (2013.01); F01N 2240/20 (2013.01); F01N 2260/06 (2013.01); F01N 2470/30 (2013.01);
Abstract

A vortex generator including an annular bearing for mounting on an interior surface of an exhaust line. The vortex generator further includes an annular blade assembly mounted on the annular bearing. The annular blade assembly includes a leading face with an upstream opening having a first radius. The annular blade assembly further includes a trailing face with a downstream opening having a second radius, wherein the upstream opening and the downstream opening are centered around a longitudinal axis of the exhaust line, and the second radius is different from the first radius. The annular blade assembly further includes a side extending from the leading face to the trailing face, wherein the side has a plurality of openings, each opening of the plurality of openings containing a blade, and each opening of the plurality of openings extends beyond the annular bearing in a direction parallel to the longitudinal axis.


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