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. 03, 2013
Filed:
Mar. 01, 2010
Applicants:
Chaoyuan C. Chen, San Jose, CA (US);
Bing-shiuan Chang, San Jose, CA (US);
Inventors:
Chaoyuan C. Chen, San Jose, CA (US);
Bing-Shiuan Chang, San Jose, CA (US);
Assignee:
WD Media, LLC, San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B08B 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cleaning tank apparatus and methods for cleaning workpieces are described. The cleaning tank may include an outlet plate having a top edge and a bottom edge, with the outlet plate having a plurality of rows of outlet openings. The plurality of rows of outlet openings including a first row of outlet openings being closest to the top edge of the outlet plate, and a second row of outlet openings below the first row of outlet openings, wherein at least one of the outlet openings of the first row is larger than the outlet openings of the second row.