Removable cover manufacturing method for e.g. diary, involves intercalating material between inner and outer materials, where central part of former material is hollowed for constituting housing for cardboard parts of book

摘要

The method involves intercalating a material (6) between inner and outer materials (1, 2), where a central part of the material (6) is hollowed for constituting a housing for cardboard parts of a book (3). A mark (5) is adapted to indicate the assembling of the materials by welding, where the thickness of the material (6) is equal to the thickness of the cardboard parts.