Patent ID: 6237554
Filing Date: 2001-05-29
Classification: F01L,F02F

Abstract:
A valve train assembly for actuating valves of an engine, comprising:an intake force receiving portion for receiving a related intake biasing force for inducing a change in an actuation of an intake valve;an intake force transmitting portion, operably connected to said intake force receiving portion, for transmitting a related intake valve actuation change force to the intake valve when said intake force receiving portion receives the intake biasing force;an exhaust force receiving portion for receiving a related exhaust biasing force for inducing a change in an actuation of an exhaust valve;an exhaust force transmitting portion, operably connected to said exhaust force receiving portion, for transmitting a related exhaust valve actuation change force to the exhaust valve when said exhaust force receiving portion receives the exhaust biasing force;wherein a first portion of said valve train assembly includes said intake force receiving portion and wherein a second portion includes said exhaust force receiving portion, said first and second portions are related as follows:(A1) for each of said first and second portions, the portion includes a pivot part and an arm part joined together;(A2) for said first and second portions the following holds:(i) said corresponding pivot axes for said first and second portions are coincident; and(ii) said lengths of said arms are substantially in line.