Paper holder having a locking device

Details Paper holder having a locking device Paper holder having a locking device

1993-07-23

1994-09-13

Rosenbaum, Mark

Binder device releasably engaging aperture or notch of sheet

Sheet retainer travels arcuate path

Travel in plane perpendicular to axis of rotation

402 41, B42F 300

Patent

active

053463250

ABSTRACT:
A paper holder having a locking device for preventing clipping fingers from incidental opening comprising a back resilient plate, a pair of main bodies having longitudinal inner sides joining rotatably to each other and longitudinal outer sides embracing both of longitudinal outer sides of the back plate and rotatable at the embraced outer sides as pivotal portions and a plurality pairs of arcuate clipping fingers planted on the main bodies and capable of closing and opening by the vertical movement of the main bodies and a locking mechanism disposed at the end of the main bodies, wherein the locking mechanism comprises a manipulation member and an actuation portion disposed at the back thereof, in which the actuation member has an upper member and a lower member that extend horizontally opposing to each other to define a gap therebetween capable of receiving and vertically seizing the surface and the rear face of the longitudinal joining ends of the main body, whereby the upper member of the manipulation member is brought into contact with and immovably retains the upward movement of the main bodies in a vertically erected state of the manipulation member.

REFERENCES:
patent: 2178546 (1934-11-01), Trussell
patent: 2218105 (1940-10-01), Griffin
patent: 3098490 (1963-07-01), Wance
patent: 5135323 (1992-08-01), Pinheiro

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