# US 6,159,520 A · Method and a system for producing articles of chocolate-like mass in a continuous production-plant

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- Number: US 6,159,520 A
- Document ID: US6159520A
- Status: Granted
- Kind: A
- Application number: 09/266,030
- Filed: 1999-03-11
- Granted: 2000-12-12
- Earliest claimed: 1998-03-16
- Assignees: Aasted-Mikroverk ApS
- Inventors: Lars Aasted
- Web page: https://patentgrep.com/patent/US6159520A

## CPC

- A23G 7/00: Other apparatus {or process} specially adapted for the chocolate or confectionery industry
- A23G 1/26: Conveying devices for chocolate moulds
- A23G 7/02: Cooling or drying apparatus
- A23G: COCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF

## Abstract

A method and a system for producing articles of fat-containing, chocolate mass in a continuous production-plant having a conveyor for mould elements with mould cavities. The production-plant comprises steps of initially filling mould cavities with liquid mass, cooling of the articles, and releasing the articles from the mould cavities. The number of mould elements per unit time leaving the cooling step is regulated to deviate from the number of mould elements per unit time entering the cooling step. The resulting advantage is that it is possible to regulate the residence time for a certain mould element in a cooling step without changing the residence time in the steps prior to the cooling step. A manufacturer of chocolate articles is thereby provided an easy way of adapting the cooling time to the specific article being produced without influencing other steps of production.

## Claims

### Claim 1

A method for producing articles with a fat-containing, chocolate mass in a continuous production plant having a throughgoing conveying device for mould elements with mould cavities, comprising the steps of:
initially filling the mould cavities with a liquid, fat-containing, chocolate mass to form chocolate articles;
cooling the articles with a fat-containing, chocolate mass in a cooling section;
releasing the articles from the mould cavities; and
regulating the number of mould elements per unit time leaving the cooling section to deviate from the number of mould elements per unit time entering the cooling section.

### Claim 2 (depends on 1)

The method according to claim 1, wherein the step of regulating the number of mould elements per unit time leaving the cooling section results in a lower number of mould elements per unit time leaving the cooling section than the number of mould elements per unit time entering the cooling section.

### Claim 3 (depends on 1)

The method according to claim 1, wherein the step of regulating the number of mould elements per unit time leaving the cooling section results in a higher number than the number of mould elements per unit time entering the cooling step.

### Claim 4 (depends on 1)

The method according to claim 1, further comprising the step of guiding the conveying device within the cooling section back and forth between at least one pair of a primary and one pair of a secondary turning points so the secondary turning points are moved in a direction away from the primary turning points.

### Claim 5 (depends on 1)

The method according to claim 1, further comprising the step of guiding the conveying device within the cooling section back and forth between at least one pair of a primary and one pair of a secondary turning points, so the secondary turning points are moved in a direction towards the primary turning points.

### Claim 6 (depends on 1)

The method according to claim 1, wherein the mould elements are moved upwards within the cooling section.

### Claim 7 (depends on 1)

The method according to claim 1, wherein the mould elements are moved downwards within the cooling section.

### Claim 8 (depends on 1)

The method according to claim 1, wherein the mould elements are elevated off of the throughgoing conveying device within the cooling section.

### Claim 9

A system for producing articles with a fat-containing, chocolate mass in a continuous production plant having throughgoing conveying means for mould elements with mould cavities, comprising:
means for initially filling the mould cavities with a liquid, fat-containing, chocolate mass to form chocolate articles in a moulding section;
means for cooling the articles with a fat-containing, chocolate mass in a cooling section;
means for releasing the articles from the mould cavities in a demoulding section; and
means for regulating the number of mould elements per unit time leaving the cooling section to deviate from the number of mould elements per unit time entering the cooling section.

### Claim 10 (depends on 9)

The system according to claim 9, wherein said means for regulating regulates the number of mould elements per unit time leaving the cooling section to a lower number than the number of mould elements per unit time entering the cooling section.

### Claim 11 (depends on 9)

The system according to claim 9, wherein said means for regulating regulates the number of mould elements per unit time leaving the cooling section to a higher number than the number of mould elements per unit time entering the cooling section.

### Claim 12 (depends on 9)

The system according to claim 9, wherein said regulating means comprises at least one pair of a primary and one pair of a secondary turning points, whereby the throughgoing conveying means is guided essentially horizontally back and forth between the primary and secondary turning points, and whereby the secondary turning points are arranged to be capable of being moved in a direction towards or away from the primary turning points.

### Claim 13 (depends on 9)

The system according to claim 9, wherein the cooling section comprises means for upward movement of the mould elements.

### Claim 14 (depends on 9)

The system according to claim 9, wherein the cooling section comprises means for downward movement of the mould elements.

### Claim 15 (depends on 9)

The system according to claim 9, wherein said regulating means comprise elevation means.

### Claim 16 (depends on 9)

The system according to claim 9, wherein said throughgoing conveying means comprise an endless conveyor.

### Claim 17 (depends on 9)

The system according to claim 9, wherein said throughgoing conveying means comprise a set of chains.

### Claim 18 (depends on 17)

The system according to claim 17, wherein the mould elements are arranged in engagement with the set of chains.

### Claim 19 (depends on 15)

The system according to claim 15, wherein said elevation means comprise means for lifting the mould elements up from the throughgoing conveying means.

### Claim 20 (depends on 9)

The system according to claim 9, wherein the mould elements are disengaged from the throughgoing conveying means.
