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:
May. 29, 2012
Filed:
Dec. 17, 2008
Tomoharu Yamamoto, Shizuoka-Ken, JP;
Hiroomi Tanaka, Shizuoka-Ken, JP;
Tomoharu Yamamoto, Shizuoka-Ken, JP;
Hiroomi Tanaka, Shizuoka-Ken, JP;
Suzuki Motor Corporation, , JP;
Abstract
An anodizing apparatus for forming an anodized film on the surface of a workpiece () made of aluminum or aluminum alloy includes a treatment tank () for containing an electrolytic solution, a cathode plate () disposed in the treatment tank, a supporting means () for supporting the workpiece so as to be immersed in the electrolytic solution, and a power supply () for continuously or intermittently applying a short-period bipolar or unipolar pulse voltage or an alternating voltage to between the workpiece and the cathode plate. The cathode plate () is arranged in a crosswise direction with respect to the workpiece ().