1

2

3

4

5

6
Harr Oliver, Knoop Andreas, Mazzotta Cosimo S, Padgett Patrick L, Schabel Hans Joerg, Scherrbacher Klaus: Pump and fuel cell system having a pump. Daimler, Ford Global Technologies, Harr Oliver, Knoop Andreas, Mazzotta Cosimo S, Padgett Patrick L, Schabel Hans Joerg, Scherrbacher Klaus, KOCHER Hans Peter, April 2, 2009: WO/2009/039909

The invention relates to a pump (1) having a shaft (4) and an impeller (5) which is arranged on the shaft, and having a labyrinth seal (9A,9B) which is arranged between stationary and moving parts of the pump, with a plurality of blades (6) being arranged on the rotor (2) and with a labyrinth seal e ...


7
SCHABEL HANS JOERG: Device for accommodating liquid and use of such a device. Daimler, Kocher Klaus Peter, September 11, 2009: WO/2009/109293

A device serves to accommodate liquid. The device comprises a container, a gas cushion being formed above the liquid in the container. According to the invention, all the walls of the container are constructed in such a way that the internal cross-section of the container widens in the direction of ...