Binder device releasably engaging aperture or notch of sheet – Pliant – deformable sheet retainer – Flaccid retainer secured by knotted – intertwined or wedge...
Patent
1990-07-02
1991-08-06
Bell, Paul A.
Binder device releasably engaging aperture or notch of sheet
Pliant, deformable sheet retainer
Flaccid retainer secured by knotted, intertwined or wedge...
402 80P, 402 80R, 402 62, B42D 1310
Patent
active
050372289
ABSTRACT:
A single piece file clasp, molded from a resin material, includes a main body portion and two prong portions extending from opposite ends of the main body portion. A series of equally spaced holes are molded in one of the prong portions and at least one post is molded in the other prong portion. The post is molded with a knob at its end which is dimensioned to provide a snap-fit engagement with any one of the holes to secure the prong portions together at varying amounts of overlap between them.
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patent: 4657422 (1987-04-01), Underwood
patent: 4932804 (1990-06-01), Richards
Bell Paul A.
Casual Directions, Inc.
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