Dual oil feed structure of cylinder de-activation engine for...

Internal-combustion engines – Poppet valve operating mechanism – Tappet

Reexamination Certificate

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Details

C123S090160, C123S090480

Reexamination Certificate

active

07484489

ABSTRACT:
Disclosed is a dual oil feed structure of a cylinder de-activation engine for a vehicle, comprising: (a) a main oil hole supplying oil to a hydraulic lash adjuster to adjust a valve gap; and (b) a sub oil hole supplying oil to a roller finger follower which operates the cylinder de-activation device.

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patent: 6557518 (2003-05-01), Albertson et al.
patent: 6584942 (2003-07-01), Albertson et al.
patent: 6681734 (2004-01-01), Albertson
patent: 2003/0089322 (2003-05-01), Dinkel et al.
patent: 2005/0019397 (2005-01-01), Jacobs
patent: 2006/0102119 (2006-05-01), Gecim et al.
patent: 1 571 300 (2005-09-01), None
patent: 10-2004-0031578 (2004-04-01), None

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