Ring binder

Details Ring binder Ring binder

1996-06-06

1998-08-04

Fridie, Jr., Willmon

Binder device releasably engaging aperture or notch of sheet

Sheet retainer travels arcuate path

Travel in plane perpendicular to axis of rotation

402 26, 402 41, 402 36, B42F 304

Patent

active

057883920

ABSTRACT:
A ring binder to be fixed to an article includes supports for mounting a plurality of ring members thereon, and a control member movable to open and lock and to close and lock the ring members, each in one operation, the controlling member including a crossbar member extending to outer edge regions of the support means. In another embodiment, the control members are slidably movable to lock the ring members in open position and in closed position, and the support comprises a pair of support members supported by holding elements joining outer edges of the pair of support members together, the holding elements cooperating with the control member means in order to support the supports.

REFERENCES:
patent: 813753 (1906-02-01), Trusell
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patent: 904777 (1908-11-01), Hawkins
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patent: 2612169 (1952-09-01), Segal
patent: 4566817 (1986-01-01), Barrett
patent: 4919557 (1990-04-01), Podosek
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Search Report for GB Application No. 9601407.1 (dated Jan. 22, 1997).
Search Report for GB Application No. 9601430.3 (dated Jan. 22, 1997).

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