Carbon canister assembly and an engine
AssigneesMahle Automotive Technologies (China) Co., Ltd., Mahle International GmbH
InventorHui Zhang
Life of this patent
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Abstract
A carbon canister assembly may include a main carbon canister and an auxiliary carbon canister. The main carbon canister may include a first cavity. The first cavity may be cylindrical. The first cavity may be filled with an adsorption material for adsorbing evaporated fuel vapor. The auxiliary carbon canister may include a second cavity in communication with the first cavity. The second cavity may have a round table shape. A diameter of a cross section of the second cavity may gradually decreases from a bottom of the second cavity to a top of the second cavity.
Claims19
A carbon canister assembly, comprising:
- a main carbon canister including a cylindrical first cavity;
- an adsorption material for adsorbing evaporated fuel vapor, the adsorption material disposed in the first cavity;
- and
- an auxiliary carbon canister including a second cavity in communication with the first cavity, the second cavity having a truncated cone shape in which a diameter of a cross section of the second cavity gradually decreases from a bottom of the second cavity to a top of the second cavity.
A carbon canister assembly, comprising:
- a main carbon canister including a first cavity;
- an adsorption material for adsorbing evaporated fuel vapor disposed in the first cavity;
- and
- an auxiliary carbon canister including a second cavity in communication with the first cavity;
- wherein a diameter of a cross section of the second cavity gradually decreases from a first end of the second cavity to a second end of the second cavity;
- and
- wherein the main carbon canister and the auxiliary carbon canister are each an injection molded body composed of nylon plastic.
Dependencies are inferred from the claim text.