A loading system for securing cargo with, typically, at least two spaced forwardly located pin and receptacle assemblies and at least two spaced rearwardly located tensioning systems. Many embodiments provide packaging systems that allow metal-air battery powered hearing aids to be stored for several months or longer with a live battery and then ready for use upon opening of the packaging. The workforce manager includes a scheduler. However, after the driving-unit-side portion mounts on the driven-unit-side portion, no further force acts outwardly in the rotation axis direction. The fasteners are provided with articulations which follow the bowing of the pane in the event of a fire.