| 摘要 |
The invention relates to a core structure used is chokes, transformers and the like, the core of the core structure being at lest generally ring-like and provided with at least one gap. Both within the core and outside the core there is at least one sleeve. The outer and inner sleeves, which regarding the core are located axially mainly at the same location, are arranged to keep the core cohesive so that said parts do not move regarding each other. |
