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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.:

US 9850583 B1

PDFFull Text
Expired
Date of Patent:
Dec. 26, 2017

Filed:

Feb. 20, 2014

Apparatus and method for forming lubricant recess having minute configuration in curved inner surface

Applicant:

Hwabaek Engineering Co., Ltd., Siheung-si, KR;

Inventors:

Kang Lee, Siheung-si, KR;

Young Hwan Uhm, Siheung-si, KR;

Jung Min Han, Siheung-si, KR;

Assignee:

Hwabaek Engineering Co., LTD., Siheung-si, KR;

Attorney:

Shumaker & Sieffert, P.A.

Primary Examiner:

Karla Moore

Assistant Examiner:

Margaret D Klunk

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.

Find Patent Forward Citations

Lee, Kang. (2017). Apparatus and method for forming lubricant recess having minute configuration in curved inner surface (U.S. Patent No. 9850583). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9850583

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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