| 摘要 |
PURPOSE:To improve output power of an engine, by providing an air pump operated with negative pressure of a crank chamber in a supercharge device, connecting this supercharge device to a fuel mixture intake pipe and injecting air into the engine through said device. CONSTITUTION:An air pump 3 is operated by a change of pressure (crank chamber negative pressure) in a crank chamber 2 to inject secondary air into an intake manifold 4 from an air cleaner 6 via air passages 7a, 7b. While the air is mixed with a mixture from a carburetor 5 and fed into the chamber 2. |
