Air cleaner for internal combustion engine
AssigneeToyota Boshoku Kabushiki Kaisha
InventorRyusuke Kimura
Life of this patent
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Abstract
A housing of an air cleaner includes a housing body, which has a wall portion formed of a plastic molding and is configured such that an opening is formed in a part of the wall portion, and an adsorption sheet, which is fixed to a peripheral portion of the opening and closes the opening. The adsorption sheet includes an outer fiber molding, an inner fiber molding, which is provided at a position inward of the outer fiber molding, and an adsorbent, which is located between the outer fiber molding and the inner fiber molding and adsorbs fuel vapor of the internal combustion engine.
Claims6
An air cleaner for an internal combustion engine, comprising:
- a housing having an inlet and an outlet;
- and
- a filter element provided in the housing, wherein
- the housing includes
- a housing body, which has a wall portion formed of a plastic molding and is configured such that an opening is formed in a part of the wall portion, and
- an adsorption sheet, which is fixed to a peripheral portion of the opening and closes the opening, and
- the adsorption sheet includes
- an outer fiber molding,
- an inner fiber molding, which is provided at a position inward of the outer fiber molding, and
- an adsorbent, which is located between the outer fiber molding and the inner fiber molding and adsorbs fuel vapor of the internal combustion engine, and
- the inner fiber molding includes
- a holding portion, which is opposed to the outer fiber molding at a distance, and the holding portion and the outer fiber molding hold the adsorbent in between, and
- an outer peripheral edge, which is located outward of the holding portion and is joined to the outer fiber molding.
Dependencies are inferred from the claim text.