Filing system, to hold perforated sheets of paper and the like, has a paper fixing mechanism fitted directly to one folder side cover by spreading rivets through prepared drillings when required for use

摘要

The filing system, to hold perforated paper sheets and the like, has the mechanism (6) to fix the sheets fitted directly to a side cover (2) of the file by at least one spreading rivet (15) through prepared drillings (14). The paper fixing mechanism has at least two U-shaped hoops (10) to secure the paper through the perforations, attached to a base plate (8) as half-rings (11a,11b).