GM patents foldable bed ramps for pickup truck

General Motors foldable bed ramps patent imageGeneral Motors has designed foldable bed ramps that could make loading motorcycles, ATVs, or lawnmowers into the beds of pickup trucks more convenient. Ramps allow wheeled vehicles to be driven or pushed into a truck's bed, but there's a tradeoff between a high-angled ramp that can fit in the bed, but makes loading more difficult, and a low-angled...

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