Binder device releasably engaging aperture or notch of sheet – Sheet retainer with releasable keeper – Keeper including apertured or recessed sheet retainer...
Patent
1989-08-03
1990-10-30
Bell, Paul A.
Binder device releasably engaging aperture or notch of sheet
Sheet retainer with releasable keeper
Keeper including apertured or recessed sheet retainer...
402 60, 402 72, B42F 1334
Patent
active
049664867
ABSTRACT:
A binder assembly comprising a binder cover and a binder body is detachably coupled to a file. The binder cover has a protrusion and the binder body has an end protrusion being formed at the outer sides of one end of the binder cover and body. The binder assembly can cover the upper and lower ends of a guide card mounted on a shelfback of the file to keep the guide card at the suitable position thereon.
REFERENCES:
patent: 2915068 (1959-12-01), Miyamoto
patent: 4113394 (1978-09-01), Giulie
Mizutani Satoshi
Nakada Hiroaki
Bell Paul A.
King Jim Co., Inc.
Payer Hwei-Siu
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