发明申请
- 专利标题: ELECTRO-HYDRAULIC VARIABLE VALVE LIFT SYSTEM
- 专利标题(中): 电动液压可变阀提升系统
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申请号: US13528616申请日: 2012-06-20
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公开(公告)号: US20130146002A1公开(公告)日: 2013-06-13
- 发明人: Jei Choon Yang , Byong Young Choi , Young Hong Kwak , Wonjun Lee , Jin Kook Kong , Soo Hyung Woo
- 申请人: Jei Choon Yang , Byong Young Choi , Young Hong Kwak , Wonjun Lee , Jin Kook Kong , Soo Hyung Woo
- 申请人地址: KR Seoul
- 专利权人: Hyundai Motor Company
- 当前专利权人: Hyundai Motor Company
- 当前专利权人地址: KR Seoul
- 优先权: KR10-2011-0130514 20111207
- 主分类号: F01L9/00
- IPC分类号: F01L9/00 ; F01L9/04 ; F01L9/02
摘要:
An electro-hydro valve lift system may include a drive cam, a pump piston, a first and a second EHV apparatus, a first oil control valve, a first oil control hydraulic line fluid-communicating the main chamber with the first oil control valve, a second oil control hydraulic line fluid-communicating the first oil control valve with the first EHV apparatus, a third oil control hydraulic line fluid-communicating the main chamber with the second EHV apparatus, a fourth oil control hydraulic line selectively fluid-communicated with the second oil control hydraulic line according to the first oil control valve, an accumulator fluid-communicated with the fourth oil control hydraulic line, and a second oil control valve disposed on the fourth oil control hydraulic line, wherein the fourth oil control hydraulic line is fluid-communicated with the third oil control hydraulic line according to the second oil control valve.
公开/授权文献
- US08607751B2 Electro-hydraulic variable valve lift system 公开/授权日:2013-12-17
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