The hot side of the condenser (CON) lies ahead of the expansion unit (T1) and the coolant is formed by dried fuel cell (BZ) outlet gas, which has first been depressurized in the expansion unit (T1). The hot side of the condenser outlet connects to the inle...

A hydraulic supply (HS) (1) for a main landing gear's brakes has a hydraulic pump (HP) (12) driven by a landing gear wheel (LGW) (14). The HP sits directly on the LGW, i.e. on the wheel hub in a rim cavity of the LGW. The pump may fit on a nose landing gea...

The device has a hydropneumatic spring leg for arrangement between a bogie and a railway vehicle wagon with a piston in a cylinder, each connected to one of the bogie or wagon. The cylinder's piston chamber is connected to a pressure storage device. The sp...

The air conditioning system for a rail vehicle, road vehicle or aircraft comprises an input air circuit incorporating heating and a cooling circuit coupled by an air-to-air heat exchanger. In the context of a rail vehicle (10), the vehicle inner space (12)...

The air conditioning system for vehicles has a facility whereby circulating air taken from the conditioned interior (12) of the vehicle in the cooling mode is at least partially guided through an expander turbine (22), and in the heating mode directed stra...