Closed Loop Traction System for Light-Weight Utility Vehicles

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20090107749A1
SERIAL NO

11928437

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A traction control system for a light-weight utility vehicle is provided. The system includes a wheel speed sensor that generates a wheel speed signal in accordance with a rotational speed of a non-driven wheel of the utility vehicle. An accelerator position sensor generates an accelerator signal in accordance with a position of an accelerator pedal of the utility vehicle. A controller receives the wheel speed signal and the accelerator signal, determines an intended speed based on the accelerator signal, and determines a substantially actual wheel speed based on the wheel speed signal. Based on a comparison of the substantially actual wheel speed and the intended speed, the controller controls rotation of at least one driven wheel by adjusting at least one of a commanded speed and a commanded torque when the substantially actual wheel speed is outside of a desired range of the intended speed.

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Patent Owner(s)

Patent OwnerAddress
TEXTRON INC40 WESTMINSTER STREET PROVIDENCE RI 02903

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bell, Oliver A Aiken, US 21 392
Clark, Warren Evans, US 39 543
Singletary, Aric Hephzibah, US 14 49

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