# US 11,077,261 B2 · Electronic cigarette

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- Number: US 11,077,261 B2
- Document ID: US11077261B2
- Status: Granted
- Kind: B2
- Application number: 16/265,964
- Filed: 2019-02-01
- Published: 2019-09-26
- Granted: 2021-08-03
- Earliest claimed: 2018-03-24
- Applicants: Tuanfang Liu
- Inventors: Tuanfang Liu
- Web page: https://patentgrep.com/patent/US11077261B2

## CPC

- A61M 11/042: {electrical}
- A24F 7/00: Mouthpieces for pipes; Mouthpieces for cigar or cigarette holders
- A24F 40/485: Valves; Apertures
- A61M 15/06: Inhaling appliances shaped like cigars, cigarettes or pipes
- A24F 15/015: with means for refilling of liquid inhalable precursors
- A24F 40/10: Devices using liquid inhalable precursors
- A61M 2205/8206: battery-operated
- H01M 2220/30: Batteries in portable systems, e.g. mobile phone, laptop
- Y02E 60/10: Energy storage using batteries
- A61M: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals A61D7/00; means for inserting tampons A61F13/26; devices for administering food or medicines orally A61J; containers for collecting, storing or administering blood or medical fluids A61J1/05); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery A61B; chemical aspects of surgical articles A61L); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents A61N1/36021)}
- A24F: SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES (inhaling appliances for medical purposes, shaped like cigars, cigarettes or pipes A61M15/06)
- H01M: PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

## Abstract

An electronic cigarette, including an atomizing assembly and a battery assembly. The atomizing assembly is disposed on the battery assembly. The atomizing assembly includes a mouthpiece cover, a mouthpiece, a rubber ring, a regulating ring, a first fixed ring adapted to fixing the regulating ring, a silica ring, a connector, an upper seal ring, an atomization core, a first pressure sheet, a positive terminal, a positive silicone, a connection tube, an upper cover, a first seal ring sealing the upper cover, an e-liquid conservator, a lower seal ring, a second fixed ring, a second pressure sheet, a second seal ring, a filling pipe, a first spring, a filling funnel, a third seal ring sealing the filling funnel, and a fourth seal ring. The rubber ring and the silica ring are disposed on two ends of the connector, respectively. The regulating ring is disposed on the connector.

## Claims

### Claim 1

An electronic cigarette, comprising:
an atomizing assembly; and
a battery assembly;
wherein:
the atomizing assembly is disposed on the battery assembly;
the atomizing assembly comprises a mouthpiece cover, a mouthpiece, a rubber ring, a regulating ring, a first fixed ring adapted to fixing the regulating ring, a silica ring, a connector, an upper seal ring, an atomization core, a first pressure sheet, a positive terminal, a positive silicone, a connection tube, an upper cover, a first seal ring adapted to seal the upper cover, an e-liquid conservator, a lower seal ring, a second fixed ring, a second pressure sheet, a second seal ring, a filling pipe, a first spring, a filling funnel, a third seal ring adapted to seal the filling funnel, and a fourth seal ring;
the rubber ring and the silica ring are disposed on two ends of the connector, respectively; the regulating ring is disposed on the connector; the first fixed ring is disposed on the regulating ring; the connector is connected to the atomization core, and the upper seal ring is disposed in the connector and adapts to seal one end of the connection tube; the atomization core is disposed in the connection tube; the mouthpiece and the mouthpiece cover are disposed on the connection tube;
the positive terminal is disposed in the positive silicone; the positive silicone is disposed in the connection tube; the lower seal ring is disposed in the connection tube; the second fixed ring is fixed on the connection tube; the connection tube is disposed in the e-liquid conservator; the first seal ring is disposed on the upper cover; the upper cover is disposed on the e-liquid conservator; and the first pressure sheet is disposed on the connection tube;
the fourth seal ring, the second pressure sheet, the third seal ring and the first spring are sequentially disposed on the filling funnel; the filling funnel is inserted in the filling pipe; the second seal ring is disposed on the filling pipe; the filling pipe is disposed in the e-liquid conservator;
the battery assembly comprises first screws, a steel sheet, a button support, a button, a middle frame, reverse springs, elastic fasteners, output thimbles, second springs, a thimble support, fasteners, third fixed rings, a printed circuit board, a cover plate, second screws, a first cushion, a battery cell, a second cushion, a third cushion, and a base frame;
the first cushion, the second cushion and the third cushion encircle the battery cell; the battery cell is disposed in the base frame; the cover plate is fixed on the base frame via the second screws; the printed circuit board is disposed on the cover plate;
the output thimbles and the second springs are disposed on the thimble support and are fixed via the third fixed rings; the thimble support is fixed on the cover plate; the steel sheet is disposed on the thimble support and fixed via the first screws; and
the reverse springs are disposed at two sides of the thimble support; the elastic fasteners are disposed on the reverse springs; the button support is attached to the button, and disposed in the middle frame; the fasteners are disposed at two sides of the middle frame, and the base frame is inserted in the middle frame.

### Claim 2 (depends on 1)

The electronic cigarette of claim 1, wherein the regulating ring comprises locating slots, and the connector comprises stop pins corresponding to the locating slots.

### Claim 3 (depends on 1)

The electronic cigarette of claim 1, wherein the first pressure sheet is a polyformaldehyde pressure sheet.

### Claim 4 (depends on 1)

The electronic cigarette of claim 1, wherein the first cushion, the second cushion and the third cushion comprise an ethylene-vinyl acetate copolymer.