Patent ID: 6378495
Filing Date: 2002-04-30
Classification: F02B,F02F,F02M

Abstract:
An engine with a valve resting function, comprising:a plurality of intake valve ports provided in a cylinder head in communication with a combustion chamber; a plurality of intake passages provided in said cylinder head to be individually connected to said intake valve ports, wherein a substantially equal portion of a fuel-air mixture is directed towards each of said intake valve ports; a plurality of intake valves operatively mounted relative to respective intake valve ports; and a valve system for driving intake valves and being capable of individually opening/closing said intake valve ports, said valve system also being capable of putting at least one of said intake valves into a resting state when said engine is in a specific operational region; wherein a communication passage is provided in said cylinder head for enabling a fuel-air mixture to flow from said intake passage corresponding to at least one of said intake valves in a resting state to said intake passage corresponding to said intake valve in an acting state, when said engine is in said specific operational region.