Booklet binding system

Binder device releasably engaging aperture or notch of sheet – Resilient sheet retainer requiring deflection for sheet removal – Releasably attached to keeper

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Details

402 60, 402 68, 412 34, 412 39, B42F 1304

Patent

active

050095374

ABSTRACT:
This is a booklet binding system which includes an elongated closure unit specifically constructed and arranged to be removably inserted between the two rows of opposed spaced apart loops of a wire loop binding unit, wherein the closure unit defines a pair of spaced apart loop receiving grooves specifically oriented and arranged to receive the two rows of loops to interlock therewith and provide the desired closure therebetween.

REFERENCES:
patent: 1556049 (1925-10-01), Trussell
patent: 2123846 (1938-07-01), Cruzan
patent: 2139480 (1938-12-01), Young
patent: 2463946 (1949-03-01), Brook
patent: 4773787 (1988-09-01), Chang

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