Binder device releasably engaging aperture or notch of sheet – Sheet retainer also serves to insert binder strand through...
Patent
1994-09-14
1997-01-14
Han, Frances
Binder device releasably engaging aperture or notch of sheet
Sheet retainer also serves to insert binder strand through...
402 13, 402 18, 402 19, 402 47, 402 60, 402 68, 402 80R, 402 80P, B42F 1310, B42F 1342
Patent
active
055932428
ABSTRACT:
A filing strip is of a bendable material. The filing strip has a central elongate anchor strip and a prong extending from each end of the strip. Each prong has a tip portion and an intermediate portion. Each tip portion is narrower than its adjacent intermediate portion. The invention extends to a filing accessory for use with the filing strip, The accessory includes a pair of elongate members. A socket defining element is arranged on an end of each member. Each socket has internal dimensions complementary to the tip portion of the prong and external dimensions which are substantially equal to external dimensions of the intermediate portion of the prong. The invention also extends to a filing accessory for use with a filing strip having a pair of opposed prongs. With this accessory a free end of each socket defining element is chamfered.
REFERENCES:
patent: 4084911 (1978-04-01), Dewitt
patent: 4269530 (1981-05-01), Weber
patent: 4300848 (1981-11-01), Waegemann
patent: 4427315 (1984-01-01), Raisch
patent: 4632586 (1986-12-01), Erickson
patent: 4869613 (1989-09-01), Corey
patent: 4979841 (1990-12-01), Lauder
patent: 5028160 (1991-07-01), Callander
patent: 5169255 (1992-12-01), Jensen
patent: 5417506 (1995-05-01), Eeningenburg et al.
Han Frances
Kemtek SA
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