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:
Jan. 11, 2005
Filed:
Nov. 08, 2002
Kouichi Takimoto, Kitaibaraki, JP;
Kiyoshi Yasuda, Kitaibaraki, JP;
Hitoshi Hotta, Kitaibaraki, JP;
NOK Kluber Co., LTD, Tokyo, JP;
Abstract
A method of formation of a coating film on the surface of a cylindrical base material such as a piston wherein a waste of the lubricant coating solution is prevented and a lubrication action is maintained. A cylindrical base material is rotably supported horizontally on a rotating support device and in rotation, a coating solution is supplied to a coating surface, and a coating film is coated on the surface of the cylindrical base material. A coating former equipped with a blade is inclined at an angle of 20° to 80° with respect to a tangential direction of rotation, the blade is separated from the coating surface by exactly a coating layer thickness, and further the cylindrical base material is rotated by ¼ of a turn or more.