# US 2018/0020722 A1 · Aerosol delivery device with a liquid transport element comprising a porous monolith and related method

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- Number: US 2018/0020722 A1
- Document ID: US20180020722A1
- Status: Published application
- Kind: A1
- Application number: 15/216,582
- Filed: 2016-07-21
- Published: 2018-01-25
- Earliest claimed: 2016-07-21
- Assignees: RAI Strategic Holdings, Inc.
- Applicants: Rai Strategic Holdings, Inc.
- Inventors: Michael F. Davis; Percy D. Phillips; James W. Rogers; Frederic P. Ampolini; David A. Clemens; William K. Carpenter; Owen L. Joyce; Michael L. King; Sean M. Ahr
- Web page: https://patentgrep.com/patent/US20180020722A1

## CPC

- A61M 15/06: Inhaling appliances shaped like cigars, cigarettes or pipes
- A24F 40/44: Wicks
- A61M 11/042: {electrical}
- F22B 1/284: {with water in reservoirs}
- H05B 1/0297: {Heating of fluids for non specified applications}
- H05B 3/44: heating conductor arranged within rods or tubes of insulating material
- A24F 40/10: Devices using liquid inhalable precursors
- A24F 40/46: Shape or structure of electric heating means
- A24F 40/70: Manufacture
- A61M 2016/0024: {with an on-off output signal, e.g. from a switch}
- A61M 2205/502: User interfaces, e.g. screens or keyboards
- A61M 2205/581: by audible feedback
- A61M 2205/582: by tactile feedback
- A61M 2205/587: Lighting arrangements
- A61M 2205/8206: battery-operated
- A61M 2205/8237: Charging means
- 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)
- F22B: METHODS OF STEAM GENERATION; STEAM BOILERS
- H05B: ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL

## Abstract

The present disclosure relates to aerosol delivery devices, methods of producing such devices, and elements of such devices. In some embodiments, the present disclosure provides devices configured for vaporization of an aerosol precursor composition that is contained in a reservoir and transported to a heating element by a liquid transport element. The liquid transport element may include a porous monolith.

## Claims

### Claim 1

An aerosol delivery device, comprising:
an outer body;
a heating element received in the outer body;
a reservoir received in the outer body; and
a liquid transport element at least partially received within the reservoir and engaged with the heating element,
the liquid transport element comprising a porous monolith.

### Claim 2 (depends on 1)

The aerosol delivery device of claim 1, wherein a longitudinal axis of the heating element is substantially parallel to a longitudinal axis of the outer body.

### Claim 3 (depends on 1)

The aerosol delivery device of claim 1, wherein the porous monolith comprises at least one of a porous ceramic and a porous glass.

### Claim 4 (depends on 1)

The aerosol delivery device of claim 1, further comprising a first heating terminal and a second heating terminal coupled to the heating element,
wherein the first heating terminal and the second heating terminal are positioned between the liquid transport element and the reservoir.

### Claim 5 (depends on 1)

The aerosol delivery device of claim 1, wherein the liquid transport element defines one or more channels extending at least partially therethrough.

### Claim 6 (depends on 5)

The aerosol delivery device of claim 5, wherein the heating element is at least partially received in the one or more channels.

### Claim 7 (depends on 5)

The aerosol delivery device of claim 5, further comprising a first heating terminal and a second heating terminal coupled to the heating element and at least partially received in the one or more channels.

### Claim 8 (depends on 7)

The aerosol delivery device of claim 7, further comprising an electronic component at least partially received in the one or more channels.

### Claim 9 (depends on 8)

The aerosol delivery device of claim 8, wherein the electronic component is positioned between the first heating terminal and the second heating terminal.

### Claim 10 (depends on 8)

The aerosol delivery device of claim 8, wherein a longitudinal axis of the electronic component extends substantially parallel to a longitudinal axis of the outer body.

### Claim 11 (depends on 1)

The aerosol delivery device of claim 1, wherein the liquid transport element extends at least partially about the liquid transport element.

### Claim 12 (depends on 1)

The aerosol delivery device of claim 1, further comprising a flow director,
the flow director defining a longitudinal axis extending substantially parallel to a longitudinal axis of the liquid transport element.

### Claim 13 (depends on 1)

The aerosol delivery device of claim 1, further comprising a base engaged with the outer body and an electronic component positioned between the reservoir and the base.

### Claim 14 (depends on 13)

The aerosol delivery device of claim 13, wherein a longitudinal axis of the electronic component extends substantially perpendicular to a longitudinal axis of the outer body.

### Claim 15 (depends on 13)

The aerosol delivery device of claim 13, further comprising a first heating terminal and a second heating terminal coupled to the heating element,
wherein the first heating terminal and the second heating terminal extend substantially perpendicular to the longitudinal axis of the electronic component.

### Claim 16

A method for producing an aerosol delivery device, the method comprising:
positioning a heating element, a reservoir and a liquid transport element in an outer body such that the liquid transport element is in contact with the reservoir and the heating element,
wherein positioning the heating element, the reservoir and the liquid transport element in the outer body comprises aligning a respective longitudinal axis of the heating element, the reservoir and the liquid transport element.

### Claim 17 (depends on 16)

The method of claim 16, further comprising positioning the liquid transport element at least partially within the reservoir.

### Claim 18 (depends on 17)

The method of claim 17, wherein positioning the liquid transport element at least partially within the reservoir comprises wrapping the liquid transport element with the reservoir.

### Claim 19 (depends on 16)

The method of claim 16, further comprising inserting the heating element into a channel extending at least partially though the liquid transport element.

### Claim 20 (depends on 16)

The method of claim 16, further comprising coupling the heating element an outer surface of the liquid transport element.
