Invention Grant
- Patent Title: Variable valve actuating apparatus and process for internal combustion engine
- Patent Title (中): 内燃机可变气门执行装置及过程
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Application No.: US11808320Application Date: 2007-06-08
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Publication No.: US07802546B2Publication Date: 2010-09-28
- Inventor: Makoto Nakamura , Seinosuke Hara
- Applicant: Makoto Nakamura , Seinosuke Hara
- Applicant Address: JP Tokyo
- Assignee: Hitachi, Ltd.
- Current Assignee: Hitachi, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Foley & Lardner LLP
- Priority: JP2006-161760 20060612
- Main IPC: F01L1/34
- IPC: F01L1/34

Abstract:
A variable valve actuating apparatus for an internal combustion engine includes a first valve actuating mechanism to vary a first valve operating condition, and a second valve actuating mechanism to vary a second valve operating condition. A controller controls the first valve actuating mechanism to satisfy a predetermined engine starting condition before a start of a cranking operation or during the cranking operation, with respect to an engine operating condition including the second valve operating condition controlled by the second valve actuating mechanism.
Public/Granted literature
- US20070283911A1 Variable valve actuating apparatus and process for internal combustion engine Public/Granted day:2007-12-13
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