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. 31, 2013
Filed:
Nov. 22, 2011
Jei Choon Yang, Yongin-si, KR;
Byong Young Choi, Bucheon-si, KR;
Jin Kook Kong, Suwon-si, KR;
Soo Hyung Woo, Yongin-si, KR;
Young Jin Won, Hwaseong-si, KR;
Jin Soon Kim, Hwaseong-si, KR;
Jei Choon Yang, Yongin-si, KR;
Byong Young Choi, Bucheon-si, KR;
Jin Kook Kong, Suwon-si, KR;
Soo Hyung Woo, Yongin-si, KR;
Young Jin Won, Hwaseong-si, KR;
Jin Soon Kim, Hwaseong-si, KR;
Hyundai Motor Company, Seoul, KR;
Abstract
An electric continuously variable valve timing apparatus may include a cam sprocket, a camshaft rotatably connected with the cam sprocket, a motor portion, a lead screw portion which may be disposed within the motor portion, may be screwed-engaged with the motor portion, and moves along length direction of the camshaft according to operations of the motor portion, and a camshaft holder rotatably connecting the lead screw portion and the cam sprocket, wherein the camshaft holder moves along length direction of the camshaft according to the movement of the lead screw portion and varies relative phase angle between the cam sprocket and the camshaft for controlling valve timing.