Exhaust heat exchanger, particularly for motor vehicles with an exhaust gas return system, comprises a second tube plate which is constituted as an elastic movable bearing for the tube ends

摘要

The exhaust heat exchanger (1), particularly for motor vehicles with an exhaust gas return system comprises a second tube plate (6) which is constituted as an elastic movable bearing (9) of plastic material for the tube ends (3a) and seals the latter to the heat exchanger housing (2, 2a). An Independent claim is also included for a method of producing the heat exchanger.