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Class Information
Number: 402/49
Name: Binder device releasably engaging aperture or notch of sheet > Opposed sheet retainers involving relative rectilinear travel > Telescopic retainers with means to telescopically drive and/or secure > Pivoted linkage system
Description: Device wherein the means to telescopically drive or secure the first retainer relative to the second retainer is in the form of a mechanism including rotatably mounted elongated members which directly or indirectly interconnect the first and second retainers.

Patents under this class:

Patent Number Title Of Patent Date Issued
8573876 Soft close ring binder mechanism with mating ring tips Nov. 5, 2013
6155737 Bolt action ring binder Dec. 5, 2000
5906449 Binder locking clip May. 25, 1999
5330280 Filing apparatus of both-side opening/closing type Jul. 19, 1994
4693625 Binder assemblies Sep. 15, 1987

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