Brake drive circuit
AssigneeSumitomo Heavy Industries, Ltd.
InventorTomohiro Oki
Life of this patent
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Abstract
A drive circuit for an electromagnetic brake is used in a circuit including a motor, a converter converting a DC voltage into an AC voltage to be generated between a pair of DC link buses, and an inverter converting the DC voltage into an AC voltage and driving the motor. A full-bridge circuit has a pair of power supply terminals connected to the pair of DC link buses, and a pair of output terminals connected to the electromagnetic brake.
Claims7
A drive circuit for an electromagnetic brake used in a circuit including a motor, a converter converting an AC voltage into a DC voltage to be generated between a pair of DC link buses, and an inverter converting the DC voltage into an AC voltage and driving the motor, the drive circuit comprising:
- a full-bridge circuit that has a pair of power supply terminals connected to the pair of DC link buses, and a pair of output terminals connected to the electromagnetic brake.
Dependencies are inferred from the claim text.