Pole body for electric machines, comprises sheet metal stack welded, soldered or glued in vicinity of fixing unit

摘要

The pole body comprises multiple of magnetisable metal sheets and a connecting system for combining multiple sheets to form sheet metal stack and also fixing unit for fixing sheet metal stack to carrier. The pole body is designed so that the sheet metal stack (1) in the vicinity of the fixing unit (5) is welded, soldered or glued for increased stability. The fixing unit includes one or more inside threads, which are applied or cut directly in threaded sets in stack and the connecting system also includes screw elements for screwing the metal sheet to the metal sheet stack.