B - Operations – Transporting – 65 – G
Patent
B - Operations, Transporting
65
G
B65G 69/28 (2006.01) B60P 1/43 (2006.01)
Patent
CA 2718254
A ramp assembly includes a ramp portion configured for reciprocating motion between a stowed position, a deployed position, and a neutral position. The ramp assembly further includes a counterbalance that provides a force to bias the ramp portion toward the stowed position when the ramp portion is between the deployed position and the neutral position, and toward the deployed position when the ramp portion is between the stowed position and the neutral position. A shaft rotates in a first direction when the ramp portion moves toward the stowed position, and in a second direction opposite the first direction when the ramp portion moves toward the deployed position. A crank is fixedly coupled to the shaft. A rod is rotatably coupled at a first end to the crank about a first axis and at a second end to a cylinder. The cylinder is coupled for rotational movement about a second axis.
Cohn Alan
Johnson David
Inc. Lift-U A. Division Of Hogan Mfg.
Lambert Anthony R.
LandOfFree
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