Patent ID: 8707931
Filing Date: 2014-04-29
Classification: F02B,F02D,F02M

Abstract:
1. A supercharging device for an engine, which comprises: a supercharger for pressurizing air to be introduced into the engine; an air cleaner for purifying an ambient air; a purified air supply passage for supplying a purified air from the air cleaner towards the supercharger; a supercharged air passage for supplying the pressurized air from the supercharger towards the engine; and a relief valve for adjusting an air pressure within the supercharged air passage, in which the relief valve is disposed in a portion of the supercharged air passage, which portion is enclosed by at least one of the air cleaner and the purified air supply passage, and in which a discharge port portion of the relief valve is accommodated within at least one of the air cleaner and the purified air supply passage for releasing supercharged air above a predetermined pressure.