Permanentmagnetisch gehaltene Verschlusskappe fuer Schreibgeraete

摘要

A closure cap which is held on writing instruments by a permanent magnet connected to the cap. The permanent magnet is arranged near the closed end of the cap, has a nearly cylindrical cross section, and has pole shoes on its pole faces, the free ends of the pole faces engaging ferro-magnetic annular parts of the writing instrument when the cap is placed on the latter.