Patent ID: 6634622
Filing Date: 2003-10-21
Classification: A63J,B66D

Abstract:
A lift assembly for raising and lowering a load in theatrical and stage environments, comprising:(a) a frame connected to and supported by spaced overhead beams, the frame defining a footprint; (b) a drum rotatably connected to the frame about a horizontal axis of rotation, the drum having a plurality of winding sections for reeling cables connected to the load and the drum being translatable relative to the frame along the axis of rotation; (c) a plurality of head blocks connected to the frame, each head block being fixed relative to the frame for turning a cable reeled from a winding section of the drum to a generally horizontal direction; and (d) at least one loft block connected to the frame defining a portion of a first cable path from the generally horizontal direction to a generally vertical direction within the footprint of the frame.