Patent ID: 7048491

Claim:
A crane hoist apparatus for use in moving items within, into, out of, and adjacent to an interior of a containerized cargo enclosure with a minimal loss of interior enclosure volume from the crane, comprising: (a) a first frame having a plurality of beams that each include a lengthwise span, a width, and a depth, said first frame is supported by the containerized cargo enclosure; (b) a second frame having a beam with a lengthwise span, a width, and a depth, said second frame is slidably supported by said first frame in an approximately transverse span orientation such that said second beam depth does not extend below said first frame depth, said second frame is able to move in a direction parallel to said first frame span; and (c) a winch carriage that is slidably supported by said second frame beam such that said winch carriage does not extend beyond said second frame beam depth, said winch carriage being able to move in a direction parallel to said second frame beam span, wherein said second frame beam is a single “L” beam and further including a cable attached to said winch carriage for lifting an item.