VERFAHREN ZUR HERSTELLUNG VON BLECHZYLINDERN MIT KUEHL- BZW. VERSTEIFUNGSRIPPEN.

摘要

For the manufacturing of a stator body (4) of an air cooled electric machine, all the cooling and reinforcing radial ondulations which extend axially, are formed in a single pressing operation applied to sheet metal (43). This method is more rational than the conventional step by step method.