Variable valve control apparatus and method in internal...

Details Variable valve control apparatus and method in internal... Variable valve control apparatus and method in internal...

2005-12-13

2005-12-13

Denion, Thomas (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

C123S090150, C123S090170, C123S406460, C123S406590, C123S347000, C123S348000, C701S105000, C701S110000

Reexamination Certificate

active

06973901

ABSTRACT:
In an internal combustion engine provided with a variable valve mechanism that varies an open/close characteristic of an intake valve, a target open/close characteristic of the intake valve is determined and at the same time, a control speed of when the intake valve is controlled to have the target open/close characteristic is determined, so that the variable valve mechanism is controlled according to the target open/close characteristic and the control speed.

REFERENCES:
patent: 6513494 (2003-02-01), Kawasaki et al.
patent: 6553964 (2003-04-01), Arai et al.
patent: 6647935 (2003-11-01), Aoyama et al.
patent: 6769404 (2004-08-01), Aoyama et al.
patent: 6863048 (2005-03-01), Burkhard et al.
patent: 2001-182563 (2001-07-01), None

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