LOADING AND UNLOADING RAMP IN ASSEMBLY Russian patent published in 2017 - IPC B65G69/00 

FIELD: transportation.

SUBSTANCE: loading and unloading ramp assembly includes a seal to provide between the loading and unloading opening and at least one door opening of the vehicle when the vehicle is delivered for loading or unloading about facilities, and a stationary frame. The seal is located between the loading and unloading openings and the doorway to form a complete seal. Thus, loading and unloading ramp assembly further comprises a retractable bumper, which moves from an extended working position in front of loading and unloading aperture in a retracted storage position, which is removed from the handling opening. Additionally, the upper and lower seals form a complete seal around the perimeter of the opening of handling. At least one seal of the lower seal and/or top seal is movable in a vertical direction so as to allow the formation of a complete seal between the door opening of the vehicle, loading and unloading facilities opening without the need of retractable bumper.

EFFECT: complete seal of the loading and unloading ramps.

37 cl, 9 dwg