Internal-combustion engines – Poppet valve operating mechanism – Electrical system
Reexamination Certificate
2006-08-22
2006-08-22
Denion, Thomas (Department: 3748)
Internal-combustion engines
Poppet valve operating mechanism
Electrical system
C123S090310, C123S090340
Reexamination Certificate
active
07093571
ABSTRACT:
In an internal combustion engine having an electromagnetically driven valve for driving one of an intake valve and an exhasut valve, at least a lubricating oil passage to a head section including a lubricating oil passage to the electromagnetically driven valve is provided independently from other lubricating oil passage such that the lubricating oil for the electromagnetically driven valve is not mixed with the other lubricating oil. A lubricating device is allowed to have a portion where the lubricating oil is commonly used so long as the lubricating oil for the electromagnetically driven valve and the lubricating oil for the other elements are not mixed.
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Chang Ching
Denion Thomas
Oliff & Berridg,e PLC
Toyota Jidosha & Kabushiki Kaisha
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