Patent ID: 7537000

Claim:
An engine with a breather apparatus introducing a blow-by gas to an intake passage of an engine via a blow-by gas passage, comprising; a breather heater provided within a breather tube of a blow-by gas passage corresponding to an external portion passing portion of the engine, wherein the breather tube has a slot formed by passing through a wall portion of the breather tube, and the breather heater is incorporated into the breather tube by passing through the slot from outside of the breather tube so as to protrude into a blow-by gas passing cavity formed within the breather tube, wherein the breather heater is provided with a heater case formed of a thermally conductive material accommodating a heating element, and one end of a heat radiating body is joined to the heater case, and wherein the engine is provided with a tubular heat insulator covering at least the slot in an outer periphery of the breather tube.