Grundfos Management A/s

Nordic Wind Aps

Wind Heat A/s

Alfred Lisbjerg Pedersen

Helge Grann

A pump assembly with a rotatable rotor shaft (), wherein the rotor shaft () includes at least one axial bearing () and a radial bearing (), which are integrated into a common bearing assembly ().

Pump assembly

A magnetic drive arrangement includes a multitude of permanent magnets () which are arranged along the periphery of a housing wall (), wherein the magnets () are held with a non-positive fit by the housing wall () and bear on this. The manufacturing effort is simplified by way of the above-identified arrangement. One may advantageously apply parallelepiped magnets () as well.

Growing community of inventors

Bjerringbro, Denmark

Alfred Lisbjerg Pedersen