Aerosol electronic cigarette

• US 8,156,944 B2
• Filed: 05/15/2007
• Issued: 04/17/2012
• Est. Priority Date: 05/16/2006
• Status: Active Grant

• Current Assignee: Fontem Ventures BV (Imperial Tobacco Group PLC)
• Original Assignee: Ruyan Investment Holdings Limited
• Inventors: Han, Li
• Primary Examiner(s): Crispino, Richard
• Assistant Examiner(s): Mayes, Dionne Walls
• Application Number:
  US12/226,818
• Publication Number:
  US 20090095311A1
• Time in Patent Office: 1,799 Days
• Field of Search: 131/194, 131270-273, 131/360, 128/200.14, 128/202.21
• US Class Current: 131/273
• CPC Class Codes: A24F 40/10 Devices using liquid inhalable precursors
• CPC Class Codes: A24F 40/40 Constructional details, e.g. connection of cartridges and battery parts
• CPC Class Codes: A24F 40/46 Shape or structure of electric heating means
• CPC Class Codes: A24F 40/90 Arrangements or methods specially adapted for charging batteries thereof
• CPC Class Codes: A61M 15/0015 located upstream of the dispenser, i.e. not traversed by the product
• CPC Class Codes: F22B 1/284 with water in reservoirs
• CPC Class Codes: H01M 10/0525 Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
• CPC Class Codes: H01M 10/425 Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing printed circuits H05K1/00
• CPC Class Codes: H01M 10/46 Accumulators structurally combined with charging apparatus circuits for charging H02J7/00
• CPC Class Codes: H01M 10/488 Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
• CPC Class Codes: H01M 2220/30 Batteries in portable systems, e.g. mobile phone, laptop
• CPC Class Codes: H01M 50/202 Casings or frames around the primary casing of a single cell or a single battery
• CPC Class Codes: H01M 50/213 adapted for cells having curved cross-section, e.g. round or elliptic H01M50/209, H01M50/216 take precedence
• CPC Class Codes: H01M 50/224 Metals
• CPC Class Codes: H01M 50/247 specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
• CPC Class Codes: H01M 50/284 with incorporated circuit boards, e.g. printed circuit boards [PCB]
• CPC Class Codes: H02J 7/00 Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
• CPC Class Codes: H02J 7/0042 characterised by the mechanical construction
• CPC Class Codes: H05B 1/0244 Heating of fluids H05B1/0247 takes precedence
• CPC Class Codes: H05B 1/0291 Tubular elements
• CPC Class Codes: H05B 1/0297 : Heating of fluids for non specified applications
• CPC Class Codes: H05B 3/03 : Electrodes
• CPC Class Codes: H05B 3/06 : Heater elements structurally combined with coupling elements or holders
• CPC Class Codes: H05B 3/42 : non-flexible
• CPC Class Codes: Y02E 60/10 : Energy storage using batteries

Abstract

An aerosol electronic cigarette includes a battery assembly, an atomizer assembly and a cigarette bottle assembly and also includes a shell (a) which is hollow and integrally formed. Said battery assembly connects with said atomizer assembly and both are located in said shell (a). Said cigarette bottle assembly is located in one end of the shell (a), which is detachable. Said cigarette bottle assembly fits with said atomizer assembly. Said shell (a) has through-air-inlets (a1).

Claims

1. An aerosol electronic cigarette, comprising:

a battery assembly, an atomizer assembly, a cigarette-solution storage area, and a hollow shell having a mouthpiece;

the battery assembly connects with the atomizer assembly, and both are located in the shell;

the cigarette solution storage area is located in one end of the shell adjacent to the mouthpiece, and fits with at least a portion of the said atomizer assembly inside it;

the shell has through-air-inlets;

the atomizer assembly includes an atomizer comprising an electric heating rod and a run-through atomizing chamber;

the electric heating rod comprises a cylinder and a heating element provided at the wall of the cylinder, the electric heating rod is in the said atomizing chamber and there is a negative pressure cavity in the atomizing chamber.

2. An aerosol electronic cigarette according to claim 1, further comprising a cigarette solution in the cigarette solution storage area, the cigarette solution comprising nicotine.

3. An aerosol electronic cigarette according to claim 1, wherein the shell comprises first and second detachable sections.

4. An aerosol electronic cigarette of claim 3, wherein the first detachable section comprises the mouthpiece.

5. An aerosol electronic cigarette according to claim 1, wherein the heating element is a coiled wire.

6. An aerosol electronic cigarette according to claim 5, wherein the coiled wire extends along the length of the cylinder.

7. An aerosol electronic cigarette according to claim 5, wherein the coiled wire is on the outer surface of the cylinder.

8. An aerosol electronic cigarette according to claim 1, wherein the cylinder is inside the run through chamber.

9. An aerosol electronic cigarette of claim 1, wherein the solution storage area comprises a cigarette-bottle assembly.

10. An aerosol electronic cigarette, comprising:

a battery assembly, an atomizer assembly, a cigarette solution storage area, and a shell that is hollow and comprises a mouthpiece;

the said battery assembly connects with the said atomizer assembly, and both are located in the said shell;

the said cigarette solution storage area is located in one end of the shell proximal to the mouthpiece, and fits with at least a portion of the said atomizer assembly inside it;

the said shell has through-air-inlets;

the atomizer assembly is an atomizer, which includes a porous component and an electric heating rod;

wherein the electric heating rod comprises a cylinder and a heating element provided at the wall of the cylinder, the said porous component has a run-through atomizing chamber;

the electric heating rod is in the said atomizing chamber and there is a negative pressure cavity in the atomizing chamber.

11. An aerosol electronic cigarette of claim 10, wherein a restriction component is detachably set on one end of the said porous component;

there is a restriction hole on the principal part of the said restriction component;

the said restriction hole corresponds to the said atomizing chamber;

the diameter of the said restriction hole is less than the inner diameter of the atomizing chamber.

12. An aerosol electronic cigarette of claim 10, wherein the said battery assembly includes a battery, and an operating indicator, an electronic circuit board, and an airflow sensor, which are connected with the said battery;

the signal output of the said airflow sensor is connected with the said electronic circuit board.

13. An aerosol electronic cigarette of claim 12, wherein the said shell comprises a check valve;

the said battery is a rechargeable battery, which has a flexibly connected charging plug;

wherein blades of the said charging plug come out of the other end of the said shell.

14. An aerosol electronic cigarette of claim 13, wherein between the said charging plug and rechargeable battery is a spring, which lies against the principal part of the said rechargeable battery on one end, and against the said charging plug on the other free end.

15. An aerosol electronic cigarette of claim 12, wherein the said battery is a rechargeable battery, which has a charging slot on it;

the said operating indicator comprises a LED.

16. An aerosol electronic cigarette of claim 12, wherein the said airflow sensor comprises a semiconductor force-sensitive chip capacitance sensor or an inductance sensor.

17. An aerosol electronic cigarette of claim 12, wherein the said electronic circuit board includes an electronic switch circuit.

18. An aerosol electronic cigarette of claim 12, wherein the said airflow sensor has a silica gel corrugated membrane, which connects with magnetic steel with a reed relay on one of its ends;

both ends of the said reed relay correspond to relay electrodes respectively.

19. An aerosol electronic cigarette of claim 12, wherein the said airflow sensor has a silica gel corrugated membrane, which connects with magnetic steel with a Hall element or a magneto-diode or a magneto-triode on one of its ends.

20. An aerosol electronic cigarette of claim 10, wherein the said porous component is made of foamed nickel, stainless steel fiber felt, polymer or ceramics.

21. An aerosol electronic cigarette of claim 10, wherein the said cigarette solution storage area includes a hollow mouthpiece-shell, and a perforated component for liquid storage inside the shell;

one end of the said mouthpiece shell plugs into the said shell.

22. An aerosol electronic cigarette of claim 21, wherein the said air channel is located in the center of one end surface of the said cigarette holder shell.

23. An aerosol electronic cigarette of claim 21, wherein one end of the said porous component lies against one end surface of the said perforated component for liquid storage, and contacts the perforated component for liquid storage.

24. An aerosol electronic cigarette of claim 21, wherein the said perforated component for liquid storage comprises PLA fiber, terylene fiber or nylon fiber.

25. An aerosol electronic cigarette of claim 21, wherein the said perforated component for liquid storage comprises plastic foam molding, or column of multi-layer plates made through plastic injection with PVC, PP or PC.

26. An aerosol electronic cigarette of claim 10, wherein the said aerosol electronic cigarette is configured to connect to a charging device;

the said battery is a rechargeable battery.

27. An aerosol electronic cigarette of claim 26, wherein the said charging device includes a case, which contains an auxiliary charging storage battery inside it, and holds the electronic cigarette and the charger for the rechargeable battery embedded in the electronic cigarette.

28. An aerosol electronic cigarette of claim 27, wherein the said case has a spare liquid supply bottle in it.

29. An aerosol electronic cigarette of claim 27, wherein the said power output of the auxiliary charging storage battery is connected with the power input of the charger.

30. An aerosol electronic cigarette of claim 27, wherein the power output of the said charger is a charging slot, which fits with a charging plug of the rechargeable battery inside the electronic cigarette, or a charging plug, which fits with the charging slot of the rechargeable battery.

31. An aerosol electronic cigarette of claim 30, wherein the said charger is a constant voltage and current charger.

32. An aerosol electronic cigarette of claim 27, wherein on the principal part of the said case, there is a pair of slide ways corresponding to the position of the said electronic cigarette, and on the slide ways, there is a slide cover.

33. An aerosol electronic cigarette of claim 10, wherein the heating element comprises a heating wire.

34. An aerosol electronic cigarette of claim 33, wherein the said heating wire is made of platinum wire, nickel-chromium alloy wire or iron-chromium alloy wire containing rare earth, or is flaked.

35. An aerosol electronic cigarette of claim 10, wherein the heating element comprises a coiled heating wire, which is wound at the wall of the cylinder.

36. An aerosol electronic cigarette of claim 10, wherein the solution storage area comprises a cigarette-bottle assembly.

37. An aerosol electronic cigarette of claim 10, wherein the electric heating element is provided outside the wall of the cylinder.

38. An aerosol electronic cigarette of claim 10, further comprising a cigarette solution comprising nicotine.

39. An aerosol electronic cigarette, comprising:

a battery assembly, an atomizer assembly, a cigarette-solution storage area, and a shell that is hollow;

the said battery assembly connects with the said atomizer assembly, and both are located in the said shell;

the said cigarette solution storage area is located in one end of the shell, and fits with at least a portion of the said atomizer assembly inside it;

the said shell has through-air-inlets;

the atomizer assembly is an atomizer, which includes a porous component and an electric heating rod;

wherein the electric heating rod comprises a cylinder and a heating element provided at the wall of the cylinder, the said porous component has a run-through atomizing chamber;

the electric heating rod is in the said atomizing chamber and there is a negative pressure cavity in the atomizing chamber,

wherein said heating element is heating wire, which is wound on the wall of the cylinder;

on the wall of both ends of the cylinder, there are mandrils respectively;

the said porous component has a protuberance on one end, and the protuberance fits with the cigarette solution storage area;

the said protuberance is a protruding half sphere, on the side of which there is a run-through hole connecting to the atomizing chamber.

40. An aerosol electronic cigarette of claim 39, wherein the said heating wire is made of platinum wire, nickel-chromium alloy wire or iron-chromium alloy wire containing rare earth, or is flaked.

41. An aerosol electronic cigarette, comprising:

a battery assembly, an atomizer assembly, a cigarette-solution storage area, and a shell that is hollow;

the said battery assembly connects with the said atomizer assembly, and both are located in the said shell;

the said cigarette solution storage area is located in one end of the shell, and fits with at least a portion of the said atomizer assembly inside it;

the said shell has through-air-inlets;

the atomizer assembly is an atomizer, which includes a porous component and an electric heating rod;

wherein the electric heating rod comprises a cylinder and a heating element provided at the wall of the cylinder, the said porous component has a run-through atomizing chamber;

the electric heating rod is in the said atomizing chamber and there is a negative pressure cavity in the atomizing chamber,

wherein said heating element is made of electrically conductive ceramic PTC material;

the said heating element is set on the wall of the said cylinder;

on the wall of both ends of the said cylinder, there are mandrils respectively;

the said porous component has a protuberance on one end, and the said protuberance fits with the said cigarette solution storage area;

the said protuberance is a half sphere, on the side of which there is a run-through hole connecting to the said atomizing chamber.