Ribbon trainable around a take-up device and a system deploying such a ribbon

A take-up assembly for selectively taking up and permitting the playing out, of a ribbon, the take-up assembly including:

• a ribbon comprising:
• an electrical lead portion having one or a plurality of individual electrical leads;
• and
• a sheath portion surrounding the electrical lead portion;
• wherein the sheath portion and the electrical lead portion are moveable with respect to each other;
• a collection element having a peripheral surface and delimiting a collection element axis about which the peripheral surface can be moved during a take-up operation in which the ribbon is taken up onto the peripheral surface;
• the ribbon being connected to a load to support the load during lifting and lowering of the load while the load is suspended during operation of the take-up assembly, the ribbon operable to guide an electric current supply or control signals to the load;
• wherein the suspended load maintains tension on the ribbon.