A heat exchanger arrangement (10), in particular for a fuel-operated vehicle heating device, comprises: - an outer pot-like housing (12) having an outer bottom wall (16) and an outer peripheral wall (18) extending along a longitudinal axis (L), - an inner ...

The arrangement (10) has a pot-shaped heat exchanger housing (12) that has an outer housing (14) with an outer circumferential wall (18) and an outer bottom wall (20) and an inner housing (16) with an inner circumferential wall (22) and an inner bottom wal...

The heat exchanger unit (10) comprises a barrel-shaped outer housing (12) and barrel-shaped inner housing (14), between which is a flow passage (26) for the fluid to be heated. The inner housing in the region of its circumferential wall (20) is constructed...

The heating system has a reformer arrangement (12) for generating hydrogen from a hydrocarbon/mixing material mixture, a burner arrangement (14) for receiving hydrogen formed in the reformer arrangement and for burning it and a heat exchanger arrangement (...

The heat exchanger assembly (14), and especially for a motor vehicle heating system (10) with a burner (12), has a fluid flow zone (30) enclosed by a housing structure (26,28) and a sensor (34) system to register the fluid temperature. The sensor system ha...

Fixing arrangement comprises a heating device holder (14), at least one holding protrusion on one part of the heating device holder and heating device (10), and at least one holding recess (36) receiving a holding protrusion and arranged on the other part ...

The heat exchanger for a heating device for a motor vehicle, especially a fixed or additional heater comprises a housing (32) with base and wall enclosing a heat source (12,28). A thermal electric current generator (42) is positioned on the external wall s...

A method for overheating detection in a heating device, which heating device comprises: a heat source (12), a first sensor arrangement (18) sensing the operating state of the heat source, a heat exchanger region (22) through which fluid to be heated can fl...