# US 6,721,241 B1 · Optical information system with motor controlled reflector means in a swivel arm

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- Number: US 6,721,241 B1
- Document ID: US6721241B1
- Status: Granted
- Kind: B1
- Application number: 09/331,858
- Filed: 1999-06-28
- Granted: 2004-04-13
- Earliest claimed: 1996-12-27
- Assignees: Compact Laser Solutions GmbH
- Inventors: Andreas Kuntze
- Web page: https://patentgrep.com/patent/US6721241B1

## CPC

- G02B 26/101: {with both horizontal and vertical deflecting means, e.g. raster or XY scanners (colour television using laser beams scanning a display screen H04N9/3129)}
- B23K 26/08: Devices involving relative movement between laser beam and workpiece
- B23K 26/0876: {in at least two axial directions}
- G11B 7/08576: {Swinging-arm positioners}
- G11B 11/10569: {Swing arm positioners}
- G02B: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- B23K: SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- G11B: INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER (recording measured values in a way that does not require playback through a transducer G01D9/00; recording or playback apparatus using mechanically marked tape, e.g. punched paper tape, or using unit records, e.g. punched or magnetically marked cards G06K; transferring data from one type of record carrier to another G06K1/18; circuits for coupling output of reproducer to radio receiver H04B1/20; gramophone pick-ups or like acoustic electromechanical transducers or circuits therefor H04R)

## Abstract

A device for refracting beams of light, in particular laser beams, with at least one refraction component which can be adjusted by means of a drive unit. The drive unit is formed from the drive of a read/write head of a magnetic data storage component.

## Claims

### Claim 1

A device for processing information and/or generating signals by means of a laser beam, comprising:
first and second drive units; and
first and second deflection components rotating around first and second axes, respectively, wherein the first axis is different from the second axis, wherein the deflection components rotate for the purpose of deflecting the laser beam, and are positioned behind one another in the path of the laser beam and wherein the first and second deflection components have an activation connection with the first and second drive units, respectively, by means of which they rotate around their respective rotation axis;
wherein the drive units each include a drive motor and an actuator of a read/write head of a data storage component with a rotating data storage medium in the form of a disk, each actuator having an axis of rotation;
wherein the rotation axes of the first and second deflection components are formed by the actuator axes of the first and second drive units, respectively;
wherein the first drive unit includes an arm which can swivel around the actuator axis of the first drive unit, and wherein this arm is connected to the first deflection component.

### Claim 2 (depends on 1)

A device according to claim 1 wherein at least one of the drive units includes a stage controlled motor.

### Claim 3 (depends on 1)

A device according to claim 1 wherein at least one of the drive units includes a linear motor.

### Claim 4 (depends on 1)

A device according to claim 1 wherein the first deflection component is connected to the swivel arm in such a way that when the arm swivels, the deflection component rotates.

### Claim 5 (depends on 1)

A device according to claim 1 wherein the first deflection component is connected to the swivel arm by means of a rod-like component.

### Claim 6 (depends on 1)

A device according to claim 1 wherein a deflection component is connected to an arm of a read/write head.

### Claim 7 (depends on 1)

A device according to claim 1 wherein at least one of the deflection components is formed as a reflector.

### Claim 8 (depends on 1)

A device according to claim 1 wherein at least one of the drive units has an activation connection with an electronic control unit.

### Claim 9 (depends on 8)

A device according to claim 8 wherein the electronic control unit includes a drive controller of a data storage component.

### Claim 10 (depends on 9)

A device according to claim 9 wherein the device is formed as an inscription head for a laser.

### Claim 11

A device for processing information and/or generating signals by means of a laser beam, comprising:
first and second drive units;
first and second deflection components rotating around first and second axes, respectively, wherein the first axis is different from the second axis, wherein the deflection components rotate for the purpose of refracting the laser beam, and are positioned behind one another in the path of the laser beam and wherein the first and second deflection components have an activation connection with the first and second drive units, respectively, by means of which they rotate around their respective rotation axis; and
a sensor component group determining at least one of an angle, a position, and a speed of at least one of the deflection components;
wherein the drive units each include a drive motor and an actuator of a read/write head of a data storage component with a rotating data storage medium in the form of a disk, each actuator having an axis of rotation;
wherein the rotation axes of the first and second deflection components are formed by the actuator axes of the first and second drive units, respectively;
wherein the sensor component group includes first and second components, wherein the first component is connected to an arm which moves together with the first deflection component, and the second component of the sensor component group is connected to the actuator axis of the first drive unit.

### Claim 12 (depends on 11)

A device according to claim 11 wherein the sensor component group is integrated into a regulating circuit regulating the movement of at least one of the deflection components.

### Claim 13 (depends on 12)

A device according to claim 12 wherein at least one of the deflection components is formed as a reflector.

### Claim 14 (depends on 12)

A device according to claim 12 wherein at least one of the drive units has an activation connection with an electronic control unit.

### Claim 15 (depends on 14)

A device according to claim 14 wherein the electronic control unit includes a drive controller of a data storage component.

### Claim 16 (depends on 15)

A device according to claim 15 wherein the device is formed as an inscription head for a laser.

### Claim 17 (depends on 11)

A device according to claim 11 wherein a deflection component is connected to an arm of a read/write head.
