Electronic cigarette
First Claim
Patent Images
1. An electronic smoking article comprising:
- an outer tube extending in a longitudinal direction;
an inner tube within the outer tube;
a liquid supply comprising a liquid material, the liquid supply contained in an outer annulus between the outer tube and the inner tube;
a coil heater located in the inner tube;
a wick in communication with the liquid supply and surrounded by the coil heater such that the wick delivers liquid material to the coil heater and the coil heater heats the liquid material to a temperature sufficient to vaporize the liquid material and form an aerosol in the inner tube;
at least one air inlet formed in the outer tube; and
an aroma carrier on an outer surface of the outer tube, the aroma carrier including fragrance material and being operable to deliver fragrance during smoking,wherein the aroma carrier includes an inner layer impregnated with the fragrance material and an outer layer that is removable prior to smoking andwherein the outer layer is larger than the inner layer and the outer layer covers the inner layer and the at least one air inlet formed in the outer tube of the smoking article prior to smoking.
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Accused Products
Abstract
An electronic smoking article includes a liquid supply including liquid material, a heater operable to heat the liquid material to a temperature sufficient to vaporize the liquid material and form an aerosol, a wick in communication with the liquid material and in communication with the heater such that the wick delivers the liquid material to the heater, at least one air inlet operable to deliver air to a central air passage upstream of the heater, and an aroma carrier on an outer surface of the outer tube. The aroma carrier includes fragrance material and is operable to deliver fragrance during smoking.
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Citations
24 Claims
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1. An electronic smoking article comprising:
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an outer tube extending in a longitudinal direction; an inner tube within the outer tube; a liquid supply comprising a liquid material, the liquid supply contained in an outer annulus between the outer tube and the inner tube; a coil heater located in the inner tube; a wick in communication with the liquid supply and surrounded by the coil heater such that the wick delivers liquid material to the coil heater and the coil heater heats the liquid material to a temperature sufficient to vaporize the liquid material and form an aerosol in the inner tube; at least one air inlet formed in the outer tube; and an aroma carrier on an outer surface of the outer tube, the aroma carrier including fragrance material and being operable to deliver fragrance during smoking, wherein the aroma carrier includes an inner layer impregnated with the fragrance material and an outer layer that is removable prior to smoking and wherein the outer layer is larger than the inner layer and the outer layer covers the inner layer and the at least one air inlet formed in the outer tube of the smoking article prior to smoking. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 23)
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14. An electronic smoking article comprising:
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a casing; an arrangement in the casing operable to produce an aerosol; a mouth end insert including an outlet; and an aroma carrier on an outer surface of said casing, said aroma carrier including a fragrance material and being operable to deliver fragrance during smoking, wherein the aroma carrier includes an inner layer impregnated with the fragrance material and an outer layer that is removable prior to smoking; and wherein the outer layer is larger than the inner layer and the outer layer covers the inner layer and an air inlet. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 24)
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Specification