# US 2019/0167031 A1 · System for preparing a beverage

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- Number: US 2019/0167031 A1
- Document ID: US20190167031A1
- Status: Published application
- Kind: A1
- Application number: 16/265,950
- Filed: 2019-02-01
- Published: 2019-06-06
- Earliest claimed: 2016-08-03
- Assignees: Koninklijke Douwe Egberts B.V.
- Applicants: Koninklijke Douwe Egberts B.V.
- Inventors: Peter RIJSKAMP; Judith Margreet Haaneke OGINK; Klaas KOOIJKER; Jarno BEEKMAN
- Web page: https://patentgrep.com/patent/US20190167031A1

## CPC

- A47J 31/3633: {Means to perform transfer from a loading position to an infusing position}
- A47J 31/0647: {with means to adjust the brewing chamber volume to accommodate different quantities of brewing material}
- A47J 31/3638: {Means to eject the cartridge after brewing}
- A47J 31/407: {with ingredient-containing cartridges; Cartridge-perforating means}
- B65D 85/8043: {Packages adapted to allow liquid to pass through the contents (B65D85/808 takes precedence; filters or reusable cartridges for coffee or tea makers, not used as packages A47J31/06)}
- A47J: KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- B65D: CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES

## Abstract

Various aspects related to a system for preparing a quantity of beverage suitable for consumption. The system comprises a first exchangeable capsule and a second exchangeable capsule, the second exchangeable capsule being larger than the first exchangeable capsule and an apparatus including a first brew chamber part and a second brew chamber part forming a brew chamber for selectively holding one of the first and second exchangeable capsules, and a fluid dispensing device for supplying an amount of fluid, such as water, under pressure to the first brew chamber part. The cavity of the first brew chamber part provides guidance to an outer part of the second exchangeable capsule, ensuring proper positioning before commencing the process of preparing the beverage. Optionally, the first brew chamber part comprises a centering module for centering the second exchangeable capsule in the cavity.

## Claims

### Claim 1

A system for preparing a quantity of beverage suitable for consumption, the system comprising:
a second exchangeable capsule and optionally a first exchangeable capsule, the second exchangeable capsule being larger than the first exchangeable capsule, and
an apparatus including a first brew chamber part and a second brew chamber part forming a brew chamber for selectively holding one of the first and second exchangeable capsules, and a fluid dispensing device for supplying an amount of fluid, such as water, under pressure to the first brew chamber part,
wherein the first brew chamber part includes a cavity for selectively receiving the first or second exchangeable capsule,
wherein the first brew chamber part and the second exchangeable capsule are adapted to each other such that an outer part of the second exchangeable capsule engages at least part of the inner circumferential wall of the first brew chamber part when loading the second exchangeable capsule into the first brew chamber part.

### Claim 2 (depends on 1)

The system according to claim 1, wherein the outer part comprises an outer circumferential wall of the second exchangeable capsule.

### Claim 3 (depends on 1)

The system according to claim 1, wherein the outer part comprises a protrusion.

### Claim 4 (depends on 2)

The system according to claim 2, wherein the protrusion comprises at least two ribs extending from an outer circumferential wall, which ribs are preferably annularly substantially equidistantly distributed over the circumferential wall and extending from a center axis of the second exchangeable capsule.

### Claim 5 (depends on 2)

The system according to claim 2, wherein the protrusion comprises at least one annular protrusion.

### Claim 6 (depends on 5)

The system according to claim 5, wherein the annular protrusion is substantially continuous along the outer circumferential wall.

### Claim 7 (depends on 1)

The system according to claim 1, wherein:
the part of the inner circumferential wall of the cavity that the second exchangeable capsule is arranged to engage with is an outer edge of the inner circumferential wall of the cavity; and
the outer part of the second exchangeable capsule comprises a flange comprising a thickened part at the outer edge of the flange.

### Claim 8 (depends on 7)

The system according to claim 7, wherein the flange has a flange diameter larger than a cavity diameter of the cavity at the outer edge of the inner circumferential wall of the cavity.

### Claim 9 (depends on 1)

The system according to claim 1, wherein the first brew chamber part and the second capsule are adapted to each other such that the second capsule centers in the cavity by means of the outer part.

### Claim 10 (depends on 1)

The system according to claim 1, wherein the first brew chamber part includes a centering module at the bottom of the cavity, wherein the first and second exchangeable capsules are arranged to cooperate with the centering module for centering the first and second capsules near the bottom of the cavity.

### Claim 11 (depends on 10)

The system according to claim 10, wherein the centering module comprises a conical ring and the first and second exchangeable capsules comprise an abutment arranged to be received by the conical ring.

### Claim 12 (depends on 11)

The system according to claim 11, wherein the conical ring tapers towards the bottom of the cavity and the first and second exchangeable capsules comprise an abutment arranged to be received by the wider side of the conical ring.

### Claim 13 (depends on 10)

The system according to claim 10, the centering module further comprising a helical spring comprising a distal end projecting from the bottom of the cavity and the first and second exchangeable capsules comprise an abutment arranged to be received by the distal end of the helical spring

### Claim 14 (depends on 1)

The system according to claim 1, wherein the first brew chamber part and the first exchangeable capsule are adapted to each other such that a flange like rim of the first exchangeable capsule engages at least part of an inner circumferential wall of the first brew chamber part when loading the first exchangeable capsule into the first brewing chamber part.

### Claim 15 (depends on 14)

The system according to claim 14, wherein the first brew chamber part and the first capsule are adapted to each other such that the first capsule centers in the cavity by means of the flange-like rim.

### Claim 16 (depends on 1)

The system according to claim 1, wherein the second exchangeable capsule has a larger diameter than the first exchangeable capsule.

### Claim 17 (depends on 1)

The system according to claim 1, wherein the second exchangeable capsule has a larger axial length than the first exchangeable capsule.

### Claim 18

A method for preparing a quantity of beverage suitable for consumption, the method comprising:
providing an apparatus including a first brew chamber part and a second brew chamber part forming a brew chamber for selectively holding one of a first and second exchangeable capsules, and a fluid dispensing device for supplying an amount of fluid, such as water, under pressure to the first brew chamber part, wherein the first brew chamber part includes a cavity for selectively receiving the first or second exchangeable capsule, and
loading the second exchangeable capsule into the first brew chamber part, wherein an outer part of the second exchangeable capsule engages at least part of the inner circumferential wall of the first brew chamber part.
