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:
Feb. 21, 2012
Filed:
Jan. 29, 2010
Applicants:
Dong-geun Lee, Pusan, KR;
Kwang-seung Lee, Jinhae-si, KR;
Inventors:
Dong-Geun Lee, Pusan, KR;
Kwang-Seung Lee, Jinhae-si, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05H 3/00 (2006.01); H01J 49/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
An aerodynamic lens includes a cylindrical hollow body having an inlet and an outlet, and first and second focusing parts formed in the body. The first focusing part includes a plurality of orifice lenses of which inner diameters (df) are gradually decreased in an advancing direction of particle. The second focusing part includes a plurality of orifice lenses of which inner diameters (df) are gradually increased in the advancing direction of particle.