Variable valve lift apparatus

Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C123S090390, C123S090440, C074S569000

Reexamination Certificate

active

07905207

ABSTRACT:
A variable valve lift apparatus may include a camshaft having an input cam, a rocker arm shaft disposed in parallel with the camshaft with a distance therebetween, a shaft carrier with a camshaft and a rocker arm shaft, a rocker arm that is mounted on the rocker arm shaft with a first roller contacting the input cam, a first link connected to the rocker arm, an amplification lever with a middle portion thereof connected to the first link and the shaft carrier, a second link connected to the amplification lever, an output cam mounted on the camshaft, one side of the output cam connected to the second link, and a profile portion formed at an exterior circumference thereof, a variable driveshaft rotating the shaft carrier by a predetermined angle, and a valve moved by the profile portion with rotation of the output cam.

REFERENCES:
patent: 7600496 (2009-10-01), Nakamura et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Variable valve lift apparatus does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Variable valve lift apparatus, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Variable valve lift apparatus will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2741436

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.