Cam mechanisms
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United States of America Patent
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May 30, 1995
Issued Date -
N/A
app pub date -
Jun 24, 1994
filing date -
Feb 16, 1990
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Abstract
A valve operating mechanism for controlling inlet and exhaust valves of an internal combustion engine. A camshaft comprising a cam which imparts valve lift for high speeds of the engine, and a lobe portion which imparts no lift for valve deactivation during low speeds of the engine. A first finger follower follows the lobe portion, and a second finger follower follows the cam wherein the first follower is rockable about a fixed fulcrum and the second follower is rockable about a movable fulcrum.
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