# US 12,108,780 B2 · Method and apparatus for manufacturing aerosol generating articles

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- Number: US 12,108,780 B2
- Document ID: US12108780B2
- Status: Granted
- Kind: B2
- Application number: 17/051,901
- Filed: 2019-05-15
- Published: 2021-07-29
- Granted: 2024-10-08
- Earliest claimed: 2018-05-21
- Assignees: JT International SA
- Applicants: JT International S.A.
- Inventors: Andrew Robert John Rogan; Lubos Brvenik
- Web page: https://patentgrep.com/patent/US12108780B2

## CPC

- A24C 5/01: Making cigarettes for simulated smoking devices
- A24C 5/00: Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
- A24C 5/60: Final treatment of cigarettes, e.g. marking, printing, branding, decorating
- A24D 1/20: Cigarettes specially adapted for simulated smoking devices
- A24F 40/465: specially adapted for induction heating
- A24C: MACHINES FOR MAKING CIGARS OR CIGARETTES
- A24D: CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24F: SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES (inhaling appliances for medical purposes, shaped like cigars, cigarettes or pipes A61M15/06)

## Abstract

A method for manufacturing cylindrical inductively heatable aerosol generating articles includes: (i) supplying a plurality of cylindrical aerosol generating articles to a plurality of first receiving portions of a first transfer unit; (ii) supplying a plurality of inductively heatable susceptor elements to a second receiving portion of a second unit; (iii) aligning a longitudinal direction of the first receiving portions and a longitudinal direction of the second receiving portion; and (iv) sequentially positioning one of the inductively heatable susceptor elements in each of the cylindrical aerosol generating articles by sequentially moving each of the cylindrical aerosol generating articles supplied to the first receiving portions and the inductively heatable susceptor elements supplied to the second receiving portion relative to each other. An apparatus for performing the method is also described.

## Claims

### Claim 1

A method for manufacturing cylindrical inductively heatable aerosol generating articles, the method comprising:
(i) supplying a plurality of cylindrical aerosol generating articles to a plurality of first receiving portions of a first transfer unit;
(ii) supplying a plurality of inductively heatable susceptor elements to a second receiving portion of a second unit;
(iii) aligning a longitudinal direction of the first receiving portions and a longitudinal direction of the second receiving portion;
(iv) sequentially positioning one of said inductively heatable susceptor elements in each of said cylindrical aerosol generating articles by sequentially moving each of the cylindrical aerosol generating articles supplied to the first receiving portions and the inductively heatable susceptor elements supplied to the second receiving portion relative to each other.

### Claim 2 (depends on 1)

The method according to claim 1, wherein the first receiving portions are formed on a surface of the first transfer unit and step (i) comprises supplying the cylindrical aerosol generating articles to the plurality of first receiving portions in a direction perpendicular to the longitudinal direction of the first receiving portions.

### Claim 3 (depends on 2)

The method according to claim 2, wherein the first receiving portions comprise a plurality of grooves and step (i) comprises supplying the cylindrical aerosol generating articles from an upper side of the grooves.

### Claim 4 (depends on 1)

The method according to claim 1, wherein the first transfer unit transfers the cylindrical aerosol generating articles along a first path, preferably the first path includes a curved path at least part of which is circular.

### Claim 5 (depends on 4)

The method according to claim 4, wherein the second unit transfers the inductively heatable susceptor elements along at least part or the whole of the first path.

### Claim 6 (depends on 4)

The method according to claim 4, wherein step (iv) is conducted whilst the cylindrical aerosol generating articles and the inductively heatable susceptor elements are transferred along the same curved path as the second unit.

### Claim 7 (depends on 1)

The method according to claim 1, further comprising:
(v) removing the cylindrical inductively heatable aerosol generating articles with the inductively heatable susceptor elements positioned therein from the first transfer unit or the second unit.

### Claim 8 (depends on 7)

The method according to claim 7, wherein step (v) is conducted by moving the cylindrical inductively heatable aerosol generating articles in a direction perpendicular to the longitudinal direction of the first receiving portions.

### Claim 9 (depends on 1)

The method according to claim 1, wherein:
each aerosol generating article comprises aerosol generating material having first and second regions in which the first region is located upstream or downstream of the second region relative to an aerosol flow direction within the article;
the aerosol generating material has a first end, a second end and an intermediate point between the first and second ends; and
step (iv) comprises inserting the inductively heatable susceptor element into the first region from the first end or the second end so that it extends to the intermediate point and supporting the aerosol generating material at the opposite one of the first and second ends during insertion of the inductively heatable susceptor element into the first region.

### Claim 10 (depends on 1)

The method according to claim 1, wherein:
each aerosol generating article comprises aerosol generating material having first and second regions in which the first region is located upstream or downstream of the second region relative to an aerosol flow direction within the article;
the aerosol generating material has a first end, a second end and an intermediate point between the first and second ends; and
step (iv) comprises inserting the inductively heatable susceptor element into the first region from the first end or the second end so that it extends to the intermediate point and compressing the aerosol generating material in the second region in a direction perpendicular to an axis of the aerosol generating material or the direction of insertion during insertion of the inductively heatable susceptor element into the first region.

### Claim 11

An apparatus for manufacturing cylindrical inductively heatable aerosol generating articles, the apparatus comprising:
a first transfer unit including a plurality of first receiving portions each for receiving a cylindrical aerosol generating article;
a second unit including a second receiving portion for receiving a plurality of inductively heatable susceptor elements;
a first supply unit for continuously supplying a plurality of the aerosol generating articles to the first receiving portions;
a second supply unit for continuously and sequentially supplying a plurality of the inductively heatable susceptor elements to the second receiving portion; and
a positioning unit for sequentially positioning one of said inductively heatable susceptor elements in each of said cylindrical aerosol generating articles by sequentially moving each of the cylindrical aerosol generating articles supplied to the first receiving portions and the inductively heatable susceptor elements supplied to the second receiving portion relative to each other.

### Claim 12 (depends on 11)

The apparatus according to claim 11, wherein the first transfer unit and the second unit are integrally formed and a longitudinal direction of the second receiving portion is aligned with a longitudinal direction of the first receiving portions.

### Claim 13 (depends on 11)

The apparatus according to claim 11, wherein the first receiving portions and/or the second receiving portion comprise a retaining mechanism respectively to retain the cylindrical aerosol generating articles in the first receiving portions and/or to retain the inductively heatable susceptor element in the second receiving portion.

### Claim 14 (depends on 11)

The apparatus according to claim 11, wherein the positioning unit includes a movement mechanism to move the cylindrical aerosol generating articles and/or the inductively heatable susceptor element relative to each other.

### Claim 15 (depends on 14)

The apparatus according to claim 14, wherein the each of the inductively heatable susceptor elements is tubular and the movement mechanism comprises a pusher mechanism having a tapered part which can be partially inserted into an end of each of the tubular inductively heatable susceptor elements.

### Claim 16 (depends on 11)

The apparatus according to claim 11, further comprising a guide for guiding the movement of the cylindrical aerosol generating articles and/or the inductively heatable susceptor elements.

### Claim 17 (depends on 11)

The apparatus according to claim 11, wherein:
the first transfer unit is a drum and the first receiving portions are formed around an outer surface of the drum such that a longitudinal direction of the first receiving portions is parallel with a rotational axis of the drum.

### Claim 18 (depends on 11)

The apparatus according to claim 11, wherein the first transfer unit comprises a first drum and the second unit comprises a second drum, and the first and second drums are configured to rotate in synchronisation with each other.
