Patent ID: 7473306

Claim:
An air cleaner comprising: a housing; a filter element disposed inside the housing and configured to filtrate air introduced into the housing; an adsorption element disposed in the housing and configured to adsorb gasified fuel evaporated and flowed in the housing, said adsorption element including an adsorbing member adsorbing the gasified fuel and a frame surrounding the adsorbing member so as to hold the adsorbing member; a plurality of first fusing projections projecting from one surface of the frame; a plurality of ribs formed to an inner surface of the housing so as to project therefrom and extending laterally and transversely to cross each other; and a plurality of second fusing projections formed to the inner surface of the housing at positions corresponding to the location of the first fusing projections formed to the frame of the adsorption element, each of said second projections being surrounded by a pair of crossing ribs, wherein the adsorption element is mounted to the inner surface of the housing by abutting the first fusing projections against the second fusing projections, respectively, and carrying out an oscillation fusing process.