Patent ID: 6877723
Filing Date: 2005-04-12
Classification: F02B,F02M,Y02T,Y10S

Abstract:
1. A flange assembly for supporting a scavenging air supply to an internal combustion engine at a carburetor associated with the engine, said flange assembly comprising: a thin-body flange configured to be abuttingly installed upon an end surface of a receiving carburetor in which a combustion air intake is located; a combustion air aperture extending through said thin-body flange, said combustion air aperture being located in said thin-body flange for alignment with the combustion air intake of the receiving carburetor for establishing fluid communication therebetween when said thin-body flange is abuttingly installed thereupon; a scavenging air aperture extending through said thin-body flange, said scavenging air aperture being located in said thin-body flange and spaced apart from said combustion air aperture; and a valve assembly operatively coupled to said thin-body flange and having a valve element positioned at said scavenging air aperture for opening and closing said scavenging air aperture.