Invention Grant
- Patent Title: Multiple variable valve lift apparatus
- Patent Title (中): 多可变气门举升装置
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Application No.: US14108192Application Date: 2013-12-16
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Publication No.: US09057293B2Publication Date: 2015-06-16
- Inventor: Byong Young Choi , Jin Kook Kong , Gee Wook Shin , Soo Hyung Woo , Wootae Kim
- Applicant: Hyundai Motor Company , Kia Motors Corporation
- Applicant Address: KR Seoul KR Seoul
- Assignee: HYUNDAI MOTOR COMPANY,KIA MOTORS CORPORATION
- Current Assignee: HYUNDAI MOTOR COMPANY,KIA MOTORS CORPORATION
- Current Assignee Address: KR Seoul KR Seoul
- Agency: Morgan, Lewis & Bockius LLP
- Priority: KR10-2013-0101695 20130827
- Main IPC: F01L1/34
- IPC: F01L1/34 ; F01L13/00

Abstract:
A multiple variable valve lift apparatus may include a camshaft rotating by drive of an engine, at least two cam portions disposed on the camshaft to be movable along an axial direction of the camshaft and to be rotated together with the camshaft, and forming a high cam and a low cam, a valve opening/closing unit operated by one of the high cam or the low cam formed at the cam portion, an operating unit disposed on the camshaft to move together with one of the at least two cam portions, a solenoid selectively moving the operating unit along an axial direction of the camshaft, a interlock unit rotating together with the camshaft, and disposed between one and the other of the cam portions on the camshaft to be movable along an axial direction of the camshaft, and a pin operating unit selectively moving the interlock unit along the camshaft.
Public/Granted literature
- US20150059676A1 MULTIPLE VARIABLE VALVE LIFT APPARATUS Public/Granted day:2015-03-05
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