Patent ID: 8590306
Filing Date: 2013-11-26
Classification: F01P,F02B,F02C,F05D,Y02T

Abstract:
1. A cooling device of a turbocharger of an engine for a vehicle, in which a first turbocharger and a second turbocharger are provided at a one-side wall of the engine, the second turbocharger being located above the level of the first turbocharger, comprising: first and second water supply passages to supply cooling water from the engine to respective shaft bearing portions of the first and second turbochargers; first and second return passages to return the cooling water from the first and second turbochargers to the engine; respective connection portions of the first and second water supply passages to an engine body of the engine, the connection portion of the first water supply passage being located above the level of the connection portion of the second water supply passage; and a vapor releasing passage provided between the second turbocharger and a cooling-water storage portion which is provided on the outside of the engine body at a position located above the connection portion of the second return passage of the second turbocharger.