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:
Aug. 23, 2005
Filed:
Jan. 10, 2003
Applicants:
Kesao Suzuki, Miyota-Machi, JP;
Noriyuki Yoshimura, Miyota-Machi, JP;
Inventors:
Kesao Suzuki, Miyota-Machi, JP;
Noriyuki Yoshimura, Miyota-Machi, JP;
Assignee:
Minebea Co., Ltd., Nagano, JP;
Primary Examiner:
Int. Cl.
CPC ...
B24C003/32 ;
U.S. Cl.
CPC ...
Abstract
The present invention provides a method and device for cleaning the oxide layer created on the bearing surface of a fluid dynamic bearing by the electrochemical machining of pressure generating grooves onto the bearing surface, wherein the method involves spraying a high-pressure liquid jet onto the bearing surface and the cleaning device is an apparatus for spraying a high-pressure liquid jet onto the bearing surface.