Internal combustion engine for use in vehicle, has liquid cooling device for cooling cylinder head cover, and electronic circuit that is arranged at outer side of cover emits heat to cover, during operation of engine

摘要

The engine has an electronic circuit (7) and a cylinder head (3) attached on a crank case (2), where the cylinder head has a cylinder head cover (4). A liquid cooling device is provided for cooling the cover. The circuit that is arranged at an outer side of the cover emits heat to the cover, during the operation of engine. The cooling device has two cooling ducts (5, 6), which are provided in the cover.