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:
Dec. 06, 2016

Filed:

Jul. 31, 2014
Applicant:

Hyundai Motor Company, Seoul, KR;

Inventor:

Hyoung Hyoun Kim, Hwaseong-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 1/34 (2006.01); F01L 1/344 (2006.01); F01L 1/02 (2006.01); F01L 1/053 (2006.01);
U.S. Cl.
CPC ...
F01L 1/344 (2013.01); F01L 1/3442 (2013.01); F01L 1/026 (2013.01); F01L 2001/0537 (2013.01); F01L 2001/34486 (2013.01);
Abstract

A valve train layout structure may comprise a non-control camshaft connected to a chain sprocket rotating in line with engine timing and adapted not to vary opening/closing timing of a valve, a control camshaft including an outer shaft, a first cam fixed to an outer shaft, an inner shaft rotatably inserted in an outer shaft, and a second cam fixed to an inner shaft and adapted to vary opening/closing timing of at least one of a valve activated by a first cam and a valve activated by a second cam by varying a phase between a first cam and a second cam, and a cam phaser including a rotor and a stator rotatable relatively to each other. One of a rotor and a stator may be operatively connected to the outer shaft and the other of a rotor and a stator is operatively connected to the inner shaft such that the cam phaser can vary the phase between the first cam and the second cam.


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