US Patent 10549926 Device for transferring elements through a surface

The invention relates to a device for transferring elements through a surface comprising a frame fastened in an opening of the surface to be crossed through and a container joined to the frame comprising at least one pair of rods joining the container to the frame on one side of the container, such that each pair of rods is made up of a first rod and a second rod, the first rod and the second rod being parallel to each other, furthermore each rod is fastened to the frame by means of a bolt on one end of each rod and to the container by means of another bolt on the opposite end of the rod such that the rods have the ability to rotate resting on the bolts.