Back to results
US 10,299,512 B2Granted
Disposable electronic-cigarette cartridge and respective production method
AssigneeG.D Societa'per Azioni
InventorsGilberto Spirito, Stefano Negrini
Life of this patent
Estimating the term…
Abstract
Disposable electronic-cigarette cartridge; the electronic-cigarette cartridge having: a hygroscopic plug; a liquid substance which impregnates the hygroscopic plug and is vaporized in use; and a surface covering, which is located on the outside of the hygroscopic plug, completely covers the hygroscopic plug itself, is impermeable to liquids, and is permeable to gas.
Claims11
A disposable electronic-cigarette cartridge (3);
- the disposable cartridge (3) comprising:
- a hygroscopic pad (6);
- a liquid substance which impregnates the hygroscopic pad (6) and is vapourized in use;
- a surface covering (7) which is located on the outside of the hygroscopic pad (6), completely covers the hygroscopic pad (6), is impermeable to liquid, and is permeable to gas;
- and
- a moisture sensor (11) fitted to the hygroscopic pad (6) to determine the liquid substance content of the hygroscopic pad (6).
3 more elements
A method of producing a disposable electronic-cigarette cartridge (3);
- the method comprising the steps of:
- preparing a hygroscopic pad (6);
- impregnating the hygroscopic pad (6) with a liquid substance which is vapourized in use;
- applying to the hygroscopic pad (6) a surface covering (7) which is located on the outside of the hygroscopic pad (6), completely covers the hygroscopic pad (6), is impermeable to liquid, and is permeable to gas;
- wherein the hygroscopic pad (6) is impregnated with the liquid substance after the surface covering (7) is applied, and using a needle which locally penetrates the hygroscopic pad (6).
2 more elements
Dependencies are inferred from the claim text.