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US 4,229,022 AGranted
Filing folder for perforated papers
OwnerCarl-Erik Grundellinventor
Life of this patent
Estimating the term…
Abstract
A filing folder for perforated papers having at least one cover and flexible binding tongues secured to said cover and having a securing part upon which objects such as covers, pockets and the like are hookable with one edge portion of said objects are flush with the free end of said securing part so that said cover tongue and objects are locked relative to each other by a channel bar slid over the spine of the folder.
Claims3
A filing folder for perforated papers, comprising:
- at least one stiff rectangular cover,
- at least one elongated binding tongue of a flexible material arranged approximately perpendicular to and extending away from one edge of said cover,
- a portion of said binding tongue adjacent one end thereof being secured to said cover adjacent said edge of the cover,
- said one end of the binding tongue forming a laterally enlarged part,
- a flap having an opening therein for receiving said enlarged part of the tongue so as to be hooked thereon between said one edge of the cover and the attached portion of the tongue with the edge of the flap flush with the free end of the laterally enlarged part of the tongue,
- said flap having further openings therein for receiving the non-enlarged part of the binding tongue after it has been threaded through perforated papers,
- and a channelled bar locking together said cover marginal edge, said enlarged part of the tongue and the marginal edge of the flap.
4 more elements
Dependencies are inferred from the claim text.