Vehicle steering-based speed control system and method

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United States of America Patent

PATENT NO 9150104
APP PUB NO 20140121931A1
SERIAL NO

13663718

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Abstract

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A control system and method is provided for a vehicle. The control system includes a speed sensor, a wheel angle sensor, and a vehicle position sensor. An electronic control unit (ECU) determines a yaw-rate error as a function of at least the vehicle position signal, determines a first speed limit as a function of the yaw-rate error, determines a second speed limit as a function of a vehicle lateral acceleration, and determines a third speed limit as a function of the wheel angle signal. The ECU selects the lowest of the first, second and third speed limits, generates a front wheel drive command and a diff lock command as a function of the wheel angle signal. The ECU also limits the vehicle speed to not greater than the selected lowest wheel speed limit.

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Patent Owner(s)

Patent OwnerAddress
DEERE & COMPANYONE JOHN DEERE PLACE MOLINE IL 61265

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kellum, Carroll C Cedar Falls, US 15 425

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