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. 26, 2017
Filed:
Feb. 20, 2014
Applicant:
Hwabaek Engineering Co., Ltd., Siheung-si, KR;
Inventors:
Assignee:
Hwabaek Engineering Co., LTD., Siheung-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F 1/08 (2006.01); B05C 7/08 (2006.01); B05D 1/28 (2006.01); B05D 1/40 (2006.01); C25F 3/14 (2006.01); C23F 1/02 (2006.01); C25F 3/06 (2006.01); C25F 7/00 (2006.01); G03F 7/16 (2006.01); G03F 7/20 (2006.01); G03F 7/24 (2006.01); G03F 7/30 (2006.01);
U.S. Cl.
CPC ...
C23F 1/08 (2013.01); B05C 7/08 (2013.01); B05D 1/28 (2013.01); B05D 1/40 (2013.01); C23F 1/02 (2013.01); C25F 3/06 (2013.01); C25F 3/14 (2013.01); C25F 7/00 (2013.01); G03F 7/16 (2013.01); G03F 7/2004 (2013.01); G03F 7/24 (2013.01); G03F 7/30 (2013.01); B05D 2254/04 (2013.01); Y10S 118/10 (2013.01);
Abstract
Disclosed is an apparatus and method for forming lubricant recesses having minute configurations by applying a photolithograph method in a curved inner surface, such as a cylinder bore surface of a cylinder block, the inside of a cylinder liner, the inside of a compressor cylinder, a big end of a connecting rod, a big end bearing, a shaft insertion hole of a rocker arm, or the like in an internal combustion engine.