Sliding CAM recovery from short to ground on actuator low side

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United States of America Patent

PATENT NO 9970332
APP PUB NO 20170114676A1
SERIAL NO

14921231

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An engine control module includes at least one high side driver connected to at least one intake camshaft actuator and at least one exhaust camshaft actuator. A plurality of low side drivers is connected to the at least one intake camshaft actuator and the at least one exhaust camshaft actuator. A sliding camshaft control module selectively actuates the at least one high side driver and the plurality of low side drivers based on a status associated with the at least one intake camshaft actuator and/or the at least one exhaust camshaft actuator.

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Patent Owner(s)

Patent OwnerAddress
GM GLOBAL TECHNOLOGY OPERATIONS LLCP O BOX 300 MAIL CODE 482-C23-B21 DETROIT MI 48265-3000

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Douglas, Scot A Howell, US 26 150
Gady, Kevin Andrew Saline, US 21 223
Moon, Joseph J Beverly Hills, US 26 159
Verner, Douglas R Sterling Heights, US 38 414

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