<正> A firm in Land Salzburg has developed a device for the transport of heavy and bulky objects overdifficult terrain Two of these UT 2000 rucksack-likedevices can be quickly fitted together to form a multi-purpose carrier for use either as an emergency bed,rescue cot, sledge, or helicopter-suspended stretcherEach component of the 3.5 kilogram device was designed,tested and improved over a period of two and a half