Gas exchange system for e.g. box trailer, has support frame receiving loading unit by changing trailer drawbar height and by inclination of trailer using adjustable support wheel at drawbar

摘要

The system has a support frame for receiving a loading unit (3). The loading unit is received and/or set off by changing trailer drawbar height and by inclination of the trailer using an adjustable support wheel at a drawbar. A square pipe (4) is cross sectionally integrated into a base frame of the loading unit at front and rear ends. A square profile is inserted into the square pipe in an anti-swiveling manner.