Regenerative braking system for a vehicle ramp
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United States of America Patent
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Sep 8, 2015
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N/A
app pub date -
Sep 14, 2012
filing date -
Sep 14, 2011
priority date (Note) -
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Abstract
A ramp assembly includes a ramp movable between a deployed position, a stowed position, and an intermediate position and a drive mechanism comprising a motor configured to move the ramp between the deployed position and the stowed position. The motor has a shunted mode and a non-shunted mode. The assembly further includes a first detecting arrangement configured to detect a position of the ramp and a second detecting arrangement configured to detect a direction of movement of the ramp, with the motor being placed in one of the shunted mode and the non-shunted mode based on the position and the direction of movement of the ramp.
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