1. Field
The present invention relates to apparatus and method for injecting a vapor into an internal combustion engine and particularly to systems and apparatus for injecting vapor into the carburetor of a gasoline engine.
2. Prior Art
Injection of water vapor into the carburetor of an internal combustion engine has been generally acknowledged to improve the efficiency and performance of the engine. It has also been utilized as an aid to acceleration.
U.S. Pat. No. 4,027,630 of Giardini, et al. discloses an apparatus and system which is structured to feed a mixture of water vapor and alcohol to an internal combustion engine upon demand caused by acceleration of the engine.
Another device for elevating the humidity of the air supply to an internal combustion engine is illustrated and described in U.S. Pat. No. 4,557,222 of Nelson. Air is pumped through water-saturated porous media prior to introduction to the engine.