Patent ID: 7523605
Filing Date: 2009-04-28
Classification: F01N,Y02T,Y10S

Abstract:
1. A filter unit comprising: A) a gas flow pipe associated with an internal combustion engine being used to provide power to a motor vehicle, the pipe including a cylindrical wall having a gas exit end and a bore, the bore fluidically connecting the gas exit end to the internal combustion engine for conducting gases generated by the internal combustion engine during operation thereof away from the internal combustion engine, said gas flow pipe having an interior surface located adjacent to the bore, and an exterior surface, the bore having an internal diameter defined by the interior surface of said gas flow pipe, said gas flow pipe having a longitudinal axis; B) a tubular filter element located in the gas flow pipe adjacent to the gas exit end thereof and including C) a cylindrical filter element core mounted inside the cylindrical bore of said tubular filter element and including D) a mounting unit which mounts said filter element on said gas flow pipe and which includes (2) a clamp element surrounding the body of the cap adjacent to the first end of the body of the cap, the clamp element securely holding said mounting unit on said gas flow pipe.