Drive circuit for an air bearing motor

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United States of America Patent

PATENT NO 9571014
APP PUB NO 20150130384A1
SERIAL NO

14474672

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to a drive circuit for an electric motor having an aerodynamic bearing of the motor shaft, wherein the drive circuit comprises at least one storage means for storing electrical energy by which the electric motor can be fed with electrical energy on a failure of the supply voltage or DC-link voltage to obtain a minimum speed of the motor shaft required for the air support at least at times.

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Patent Owner(s)

Patent OwnerAddress
LIEBHERR-ELEKTRONIK GMBH88131 LINDAU

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brodeau, Pierre Toulouse, FR 2 12
Cremer, Ralf Lindau, DE 5 26
Mahdavi, Nejat Lindau, DE 4 16

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