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.

Date of Patent:
May. 08, 2012

Filed:

Sep. 01, 2009
Applicant:

Bong Sang Lee, Suwon, KR;

Inventor:

Bong Sang Lee, Suwon, KR;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 1/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

An oil circuit for a continuously variable valve timing apparatus, may include a main line that is formed in a cylinder block to receive oil from a hydraulic pump, a first oil line that connects an intake oil control valve that is mounted on a cylinder head that is assembled to the cylinder block with the main line, a second oil line that connects an exhaust oil control valve that is mounted in a cylinder head cover with the first oil line, a third oil line that connects a cam journal that is formed in the cylinder head with the first oil line, and a fourth oil line that connects a timing chain tensioner that is mounted in the cylinder block with the third oil line.


Find Patent Forward Citations

Loading…