# US 10,479,001 B2 · Rotary device and spherical receiving device for receiving at least one rotational mold

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- Number: US 10,479,001 B2
- Document ID: US10479001B2
- Status: Granted
- Kind: B2
- Application number: 15/803,798
- Filed: 2017-11-05
- Published: 2018-05-10
- Granted: 2019-11-19
- Earliest claimed: 2016-11-07
- Assignees: Roto Evolution GmbH
- Applicants: ROTO evolution GmbH
- Inventors: Frank Naumann
- Web page: https://patentgrep.com/patent/US10479001B2

## CPC

- B29C 41/045: {the axis being placed vertically, e.g. spin casting}
- B29C 33/305: {Mounting of moulds or mould support plates (handling of moulds B29C31/006; mounting of moulds for injection moulding B29C45/1742)}
- B29C 41/06: about two or more axes
- B29C 41/34: Component parts, details or accessories; Auxiliary operations
- B29C 41/38: Moulds, cores or other substrates
- B29C 41/46: Heating or cooling
- B29C 41/52: Measuring, controlling or regulating
- B29C: SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING (making preforms B29B11/00; making laminated products by combining previously unconnected layers which become one product whose layers will remain together B32B37/00 - B32B41/00)

## Abstract

The invention relates to a spherical receiving device for receiving at least one rotational mold, which is configured and intended to be driven to rotate in a rotational device by means of a drive wheel rolling on the outer side of the spherical receiving device. The spherical receiving device is distinguished by the fact that it has at least one guiding device which causes a drive wheel rolling on the outer side of the spherical receiving device to follow a predetermined rolling path on the outer side of the spherical receiving device. The invention also relates to a rotational device which has such a spherical receiving device and a drive wheel which is driven by means of a drive motor, said drive wheel rolling on the outer side of the spherical receiving device and driving the spherical receiving device to rotate.

## Claims

### Claim 1

A spherical receiving device (1) for receiving at least one rotational mold, which is configured and intended to be driven to rotate in a rotational device by means of a drive wheel (7) rolling on the outer side (2) of the spherical receiving device (1), wherein the receiving device (1) has at least one guiding device (3) which causes the drive wheel (7) rolling on the outer side (2) of the spherical receiving device (1) to follow a predetermined rolling path on the outer side (2) of the spherical receiving device (1).

### Claim 2 (depends on 1)

The spherical receiving device (1) as claimed in claim 1, wherein the guiding device (3) has a guiding slot (16) arranged on the outer side (2) of the spherical receiving device (1), said guiding slot (16) extending along or parallel to the rolling path.

### Claim 3 (depends on 2)

The spherical receiving device (1) as claimed in claim 2, wherein the guiding slot (16) is formed by two guide ribs (4) arranged on the outer side (2) of the spherical receiving device (1).

### Claim 4 (depends on 1)

The spherical receiving device (1) as claimed in claim 1, wherein the guiding device (3) has a guide rail arranged on the outer side (2) of the spherical receiving device (1), said guide rail extending along the rolling path or parallel to the rolling path.

### Claim 5 (depends on 1)

The spherical receiving device (1) as claimed in claim 1, wherein the guiding device (3) has openings (8), extending along the rolling path, in the outer side (2) of the spherical receiving device (1), said openings (8) being configured to cooperate with a toothing (9) on the drive wheel (7).

### Claim 6 (depends on 1)

The spherical receiving device (1) as claimed in claim 1, wherein the guiding device (3) has, on the outer side (2), a toothing extending along the rolling path, said toothing being configured to cooperate with a counterpart toothing on the drive wheel (7).

### Claim 7 (depends on 1)

The spherical receiving device (1) as claimed in claim 1, wherein the spherical receiving device (1) has two electrically conductive segments (12, 13) which are electrically insulated from one another along the rolling path by the guiding device (3).

### Claim 8 (depends on 1)

The spherical receiving device (1) as claimed in claim 1, wherein the spherical receiving device (1) is assembled from several hollow sphere sections which have different portions of the guiding device (3).

### Claim 9 (depends on 1)

A rotational device which has a spherical receiving device (1) as claimed in claim 1 and a drive wheel (7) which is driven by means of a drive motor (5), said drive wheel (7) rolling on the outer side (2) of the spherical receiving device (1) and driving the spherical receiving device (1) to rotate.

### Claim 10 (depends on 9)

The rotational device as claimed in claim 9, wherein the drive wheel (7) has a counterpart guiding device or is configured as a counterpart guiding device which cooperates with the guiding device (3) of the spherical receiving device (1).

### Claim 11 (depends on 9)

The rotational device as claimed in claim 9, wherein the drive wheel (7) is mounted so as to be rotatable about an axis of rotation that is oriented tangentially relative to the spherical receiving device (1).

### Claim 12 (depends on 9)

The rotational device as claimed in claim 9, wherein a sensor is provided which measures the rotary position and/or a number of revolutions of the drive wheel (7) or of a driveshaft (6) of the drive motor (5) or of a rotation transmission component by way of which rotation is transmitted from the driveshaft (6) to the drive wheel (7).

### Claim 13 (depends on 9)

The rotational device as claimed in claim 9, wherein only one drive wheel (7) is provided, which rolls on the outer side (2) of the spherical receiving device (1) and drives the spherical receiving device (1) to rotate.

### Claim 14 (depends on 9)

The rotational device as claimed in claim 9, wherein at least that part of the drive wheel (7) that is in direct contact with the spherical receiving device (1) engages in a guiding slot (16) arranged on the outer side (2) of the spherical receiving device (1), said guiding slot (16) extending along or parallel to the rolling path.

### Claim 15 (depends on 9)

The rotational device as claimed in claim 9, wherein the drive wheel (7) has an encircling guiding slot in which a guide rail arranged on the outer side (2) of the spherical receiving device (1) engages, said guide rail extending along the rolling path or parallel to the rolling path.

### Claim 16 (depends on 9)

The rotational device as claimed in claim 9, wherein the drive wheel (7) has openings in which the teeth of a toothing, arranged along the rolling path, of the spherical receiving device (1) engage.

### Claim 17 (depends on 9)

The rotational device as claimed in claim 9, wherein the drive wheel (7) has a toothing (9), the teeth (10) of which engage in openings (8), extending along the rolling path, in the outer side (2) of the spherical receiving device (1).

### Claim 18 (depends on 16)

The rotational device as claimed in claim 16, wherein the teeth (10) of the toothing (9) are configured in a conical or frustoconical manner.

### Claim 19 (depends on 16)

The rotational device as claimed in claim 16, wherein
a. the external dimensions of the teeth (10) at the tooth root are identical to the internal dimensions of the openings (8), and/or wherein
b. the outside diameter of the teeth (10) at the tooth root corresponds to the inside diameter of the openings (8).

### Claim 20 (depends on 16)

The rotational device as claimed in claim 16, wherein at least two teeth (10) of the toothing (9) are always in engagement while the drive wheel (7) rolls.

### Claim 21 (depends on 9)

The rotational device as claimed in claim 9, wherein the spherical receiving device (1) has a toothing extending along the rolling path, said toothing meshing with a counterpart toothing of the drive wheel (7).

### Claim 22 (depends on 9)

The rotational device as claimed in claim 9, wherein the drive wheel (7) is configured as an electrical contact element for transmitting electric current to the spherical receiving device (1).

### Claim 23 (depends on 9)

The rotational device as claimed in claim 9, wherein the drive wheel (7) has at least one contact element, configured as a contact roller (14, 15), for transmitting electric current to the spherical receiving device (1).

### Claim 24 (depends on 9)

The rotational device as claimed in claim 9, wherein the spherical receiving device (1) has two segments (12, 13) that are electrically insulated from one another by the guiding device (3), along the rolling path, and wherein two contact elements are arranged on the drive wheel (7), of which one is in electrically conducting contact with one of the segments (12, 13) and the other is in electrically conducting contact with the other of the segments (12, 13).

### Claim 25 (depends on 24)

The rotational device as claimed in claim 24, wherein the contact elements are configured as contact rollers (14, 15) which roll on the outer side (2) of the spherical receiving device (1).

### Claim 26 (depends on 24)

The rotational device as claimed in claim 24, wherein the contact elements are configured as sliding contacts which slide along the outer side (2) of the spherical receiving device (1).
