DE8523030U1 - File folder - Google Patents

Description

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The innovation relates to a file folder or the like} consisting of a cardboard blank j the Bookbinding is laminated on the outside with Wolkenmarmor paper and on the inside with paper as well has a back lamination made of a plastic film.

Among the multitude of file folders of the most varied types, the generic folder has a share of about 60 % . It is well known and has retained its high market share despite some weaknesses. The weaknesses are to be seen in the fact that, in the absence of surface protection, soiling remains on the surfaces and the folder can warp under the influence of changing, in particular very low, air humidity, because the individual materials absorb or release moisture differently.

The innovation is based on the task of a file folder of the type mentioned with little effort in such a way that it is washable and has no tendency shows to warp with changing humidity.

According to the innovation, this task will be carried out with those in the indicator of the protection claim 1 specified features solved.

The advantage achieved with the innovation is to be seen in the fact that a surface protection of the File folder is achieved, which at the same time forms a vapor barrier. It is essential that the cost of doing this is great are low, especially if you make a comparison with file folders whose cardboard cut-out in Plastic film is wrapped in or covered with film or welded.

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An embodiment of the innovation is shown in the drawing and is described below.
Show it:

1 shows a simplified perspective illustration of the file folder,

Fig. 2 shows a section along the line A-B in Fig. 1 and

3 shows an enlarged view of the area encircled in FIG.

The file folder consists of a cardboard blank 1, the Bookbinding on the outside with cloud marble paper 2 is lined with paper 3 on the inside. Both the cloud marble paper 2 and the paper 3 of the Inside lamination is with plastic 2a * 3a extrusion coated.

Claims (2)

1. File folder or the like, consisting of a cardboard cover blank, the bookbinding on the outside with cloud marble paper and laminated on the inside with paper as well as a back lamination ; a plastic film,
\ characterized, \ that both the cloud marble paper (2) and the rapier (3) of the inside lamination with plastic (2a, 3a) is extrusion coated. 2. File folder according to claim 1,
characterized, -2- FAX: 030/891 78 50 TEI.ETEX: TELEX: (17-262?) 30 BÖ 52 Invert d TELEGRAM TELEPHONE: . ". iÄ / fetJTjoN. ^{i4 <} :," » , ", berljn. * ·.:! BANK ACCOUNT: BERLINER BANK AG, BERLIN 31 3695716000 Postal checking account: p. Meissner, b 40047 37-103 1) B ·· t ·! Ulis -2- that the plastic coating (2a, 2b) made of polyethylene, PVC or polypropylene.