Variable valve actuating apparatus for internal combustion...

Details Variable valve actuating apparatus for internal combustion... Variable valve actuating apparatus for internal combustion...

2009-03-11

2011-11-22

Chang, Ching (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

C123S090390, C123S090440, C074S559000, C074S569000

Reexamination Certificate

active

08061315

ABSTRACT:
A variable valve actuating apparatus for an internal combustion engine includes: a control shaft rotatably supported through a bearing to a body of the engine, and arranged to rotate about a center axis to control an operating state of an engine valve, the control shaft including; a control cam having a center which is off the center axis of the control shaft in a first direction; and a journal portion rotatably supported by the bearing, the journal portion having a center axis which is off the center axis of the control shaft in a second direction different from the first direction of the control cam.

REFERENCES:
patent: 5988125 (1999-11-01), Hara et al.
patent: 7942123 (2011-05-01), Hara et al.
patent: 11-107725 (1999-04-01), None

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