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:
Apr. 25, 2017

Filed:

Dec. 05, 2013
Applicant:

Hyundai Motor Company, Seoul, KR;

Inventors:

Youngchul Kim, Gwangmyeong-si, KR;

Jong Hyun Kim, Suwon-si, KR;

Taeho Kim, Seoul, KR;

Seungjae Kang, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 39/02 (2006.01); F04B 23/04 (2006.01); F04B 23/06 (2006.01); F04B 53/18 (2006.01); F15B 11/17 (2006.01); F04C 11/00 (2006.01); F04B 49/00 (2006.01); F04C 14/26 (2006.01); F16H 61/00 (2006.01);
U.S. Cl.
CPC ...
F04B 39/02 (2013.01); F04B 23/04 (2013.01); F04B 23/06 (2013.01); F04B 53/18 (2013.01); F15B 11/17 (2013.01); F16H 61/0031 (2013.01); F04B 49/007 (2013.01); F04C 11/00 (2013.01); F04C 14/26 (2013.01); F15B 2211/20592 (2013.01); F15B 2211/41518 (2013.01); F15B 2211/71 (2013.01); F16H 2061/0037 (2013.01);
Abstract

An oil supply system may include a first hydraulic pump pumping oil to a low pressure portion through a first main line, a second hydraulic pump pumping oil to a high pressure portion through a second main line, first and second check valves that are respectively disposed at one side of the first and second main lines, a first convert valve supply the oil flowing the second main line to the low pressure portion depending on the pressure of oil that is transferred from a front side of the first check valve of the first main line, and a second convert valve supplying oil flowing the first main line to the high pressure portion depending on the pressure of oil that is transferred from a front side of the second check valve of the second main line.


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