TH33010B - Air intake structure of the internal combustion engine for vehicles. - Google Patents

Abstract

DC60 (15/09/54) to provide a vehicle internal combustion engine vent structure. This is a simple construction with a short vent passage. and have the ability to Prevent ingress of dust and the attachment of dust on the vent In the vent structure of the automotive internal combustion engine, the external cover 48 is mounted via sound-absorbing material 49 to reduce the noise level on the outside of the body cap 46, which covers the power unit that includes the At least one internal combustion engine and one power transmission device The air vent outlet 81, provided for in the power unit, opens at the sound-absorbing material 49 to provide the vehicle internal combustion engine vent structure. This is a simple construction with a short vent passage. and have the ability to Prevent ingress of dust and the attachment of dust on the vent In the vent structure of the internal combustion engine for the vehicle, the external cover 48 is mounted via sound-absorbing material 49 to reduce the noise level on the outside of the housing cover 46, which covers the power unit consisting of at least one internal combustion engine and one power transmission equipment The vent outlet 81, provided in the power unit, opens at the sound-absorbing material 49.

Claims (4)

1. A breather structure of the internal combustion engine (11) for vehicles in which the external hood (48) is installed via sound-absorbing material (49) for noise reduction. Disturbed on the outside of the body cover (46) which covers the power unit including At least one The internal combustion engine (11) and one transmission device (17), are characterized by the aforementioned vent inlet (81) provided in such a powertrain open in the absorbent material. Such a sound (49) 2. The ventilation structure according to claim 1, which is unique in that the structure The aforementioned vent (81), which is provided to connect the internal part of the transmission housing (M) mounted on the driven flywheel side of a powered vehicle, to the Outside air, the vent duct (81) is bent to the rear. After stretching almost vertical Rise from the vent chamber (B) of the forwarder's box body (M) and then fry The horizontal length is a specific length to the outlet pipe. 3. Ventilation structure according to claim 2, which the outlet of the said duct of the duct Such a vent (81) is opened in such sound-absorbing material (49) for reducing the sound level, which is placed It is inserted between the inner surface of the said outer cover (48) and the body cover (46). 4.Air vent structure according to any of the claims, which is unique in that That in the aforementioned ventilation structure of the forwarder (M) box body mounted on the flywheel side. That is driven of a vehicle The belt drive room (C) is provided with a frame. Build air-cooled Sound-absorbing material (49) for each volume is arranged between the surfaces. The inside of the outer cover (48) and the body cover (46), and the air outlet port (81) that spread the rubber from the body of the forwarder (M) box body are formed at the The said air outlet