Patent ID: 7895983

Claim:
A retention assembly adapted to secure a hydrocarbon trap within an air intake path of an internal combustion engine, the assembly comprising: a first air tube sized to contain a hydrocarbon trap therein; a second air tube adapted to fit over and engage an outer surface of the first air tube; and a clamp adapted to fit around both the first air tube and the second air tube and secure the first air tube to the second air tube, wherein an outer wall of the first air tube comprises a plurality of circumferentially-spaced apertures, and the second air tube comprises a plurality of radially-extending, circumferentially-spaced protrusions formed on an inner surface thereof, each of said protrusions being adapted to extend through a respective one of each of said circumferentially-spaced apertures and engage an outer surface of a hydrocarbon trap contained within the first air tube when the first and second air tubes are secured together by said clamp.