Device for capping the jet nozzles of an ink jet printing head

摘要

A capping device consists of a container is filled with a wetting medium and whose side which faces the jet nozzles is covered by a semi-permeable diaphragm. The diaphragm may be stretched across the holder in a tight or in loose manner. The diaphragm is permeable for the wetting medium and preferably consists of a cellulose hydrate with a thickness of approximately 22 mu m.