# US 10,869,508 B2 · Electronic cigarette of electromagnetic heating

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 10,869,508 B2
- Document ID: US10869508B2
- Status: Granted
- Kind: B2
- Application number: 16/012,740
- Filed: 2018-06-19
- Published: 2018-12-20
- Granted: 2020-12-22
- Earliest claimed: 2017-06-20
- Assignees: Shenzhen First Union Technology Co., Ltd.
- Applicants: Shenzhen First Union Technology Co., Ltd.
- Inventors: Yanzhou Huang; Zhongli Xu; Yonghai Li
- Web page: https://patentgrep.com/patent/US10869508B2

## CPC

- A24F 40/465: specially adapted for induction heating
- A24F 40/44: Wicks
- A24F 40/46: Shape or structure of electric heating means
- H05B 6/108: {for heating a fluid}
- H05B 6/36: Coil arrangements
- A24F 40/10: Devices using liquid inhalable precursors
- A24F: SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES (inhaling appliances for medical purposes, shaped like cigars, cigarettes or pipes A61M15/06)
- H05B: ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL

## Abstract

An electronic cigarette of electromagnetic heating is disclosed including: an atomizer and a power supply; the atomizer has a hollow liquid conductor, an inner wall of the liquid conductor has a metallic net; a recessed cup body is disposed on a top of the power supply; an induction coil surrounds outside the recessed cup body, a bottom end of the atomizer is disposed in the cup body. The electronic cigarette provided therein has a simple structure, a small volume and is capable of inserting and drawing, and is convenient to use.

## Claims

### Claim 1

An electronic cigarette of electromagnetic heating comprising:
an atomizer; and
a power supply;
wherein, the atomizer comprises a hollow liquid conductor, an inner wall of the liquid conductor comprises a metallic net; a recessed cup body is disposed on a top of the power supply; an induction coil surrounds outside the recessed cup body, a bottom end of the atomizer is disposed in the cup body.

### Claim 2 (depends on 1)

The electronic cigarette of electromagnetic heating according to claim 1, wherein the atomizer comprises a hollow atomizing tube; an aerosol pipe is disposed at a mid-part of the atomizer; a liquid storage chamber is defined between the atomizing tube and the aerosol pipe; an air inlet is disposed at a bottom of the atomizer, the air inlet is in communication with the aerosol pipe.

### Claim 3 (depends on 2)

The electronic cigarette of electromagnetic heating according to claim 2, wherein the liquid conductor is disposed between the air inlet and the aerosol pipe; the liquid conductor is a hollow circular structure, and is in communication with the liquid storage chamber.

### Claim 4 (depends on 2)

The electronic cigarette of electromagnetic heating according to claim 2, wherein the bottom of the atomizer comprises a side hole, the side hole is communicated with the air inlet.

### Claim 5 (depends on 1)

The electronic cigarette of electromagnetic heating according to claim 1, wherein the liquid conductor is a liquid conducting cotton or a porous ceramic body.

### Claim 6 (depends on 1)

The electronic cigarette of electromagnetic heating according to claim 1, wherein the power supply further comprises a built-in battery cells, a control circuit board, a charging seat and a switching button.

### Claim 7 (depends on 6)

The electronic cigarette of electromagnetic heating according to claim 6, wherein the charging seat is disposed at a lowest end of the power supply, and is configured for charging the battery cells; the control circuit board is connected with the battery cells and the induction coil; the switching button is disposed outside the power supply.

### Claim 8 (depends on 1)

The electronic cigarette of electromagnetic heating according to claim 1, wherein a recess is disposed on a top of the power supply, the cup body is disposed inside the recess, an inner diameter of the cup body is greater than an outer diameter of the atomizer.

### Claim 9 (depends on 8)

The electronic cigarette of electromagnetic heating according to claim 8, wherein a cover component is disposed on a top of the cup body, the cover component is used to compact the cup body and the induction coil tightly.

### Claim 10 (depends on 9)

The electronic cigarette of electromagnetic heating according to claim 9, wherein a through hole is disposed at a mid-part of the cover component, a diameter of the through hole allows the bottom end of the atomizer to be inserted into; the cover component further has a plurality of ancillary holes distributed around the through hole.