DESIGN METHOD OF SHORT DURATION CAM, SHORT DURATION CAM, VARIABLE VALVE LIFT APPARATUS INCLUDING THE SAME, AND DESIGN METHOD OF CAM
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United States of America Patent
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Issued Date -
Dec 3, 2015
app pub date -
Nov 24, 2014
filing date -
Jun 3, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A short duration cam of a variable valve lift apparatus has a cam lift acceleration including a first peak formed before a center of the cam lift acceleration, and a second peak formed after the center of the cam lift acceleration. A relative ratio of a smaller value to a greater value of the first peak and the second peak is 0.8 or more.
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