Patent ID: 6736095
Filing Date: 2004-05-18
Classification: F01L,Y10T

Abstract:
An output cam for a variable valve mechanism, comprising:a body configured for pivotal movement relative to a central axis; and a lift profile that is one of affixed to and integral with said body, said lift profile having a base circle portion, a cam portion and a fixed radius portion, said base circle portion being adjacent to and continuous with said cam portion, said cam portion being adjacent to and continuous with said fixed radius portion, said base circle portion having a base radius, said cam portion having a cam radius and said fixed radius portion having a fixed radius, said base radius and said fixed radius being substantially constant, said fixed radius being a predetermined amount greater than said base radius, said cam radius increasing from a value approximately equal to said base radius adjacent said base circle portion to a value approximately equal to said fixed radius adjacent said fixed radius portion.