Closing machine for containers

摘要

The closer (1) comprises a closing head (4) acting in a clean room (3) and an electric motor (5), which has a rotor (6) and a stator. The closing head is connected to the rotor. An element is provided for clean room separation formed between the rotor and the stator. The stator is formed for generating a lifting or a rotary magnetic field. The element for clean room separation is made of a non-magnetizing material. The rotor is arranged to be rotating or shiftable in relation to the stator and with respect to an axis.