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Class Information
Number: 402/32
Name: Binder device releasably engaging aperture or notch of sheet > Sheet retainer travels arcuate path > Travel in plane perpendicular to axis of rotation > Opposed sheet retainers (e.g., ring binders, etc.) > Spacing of adjacent retainers adjustable
Description: Device wherein the lateral distance between either opposed offset retainers or two spaced nonopposing retainers is changeable, the purpose of which may be to accommodate various hole patterns in a sheet(s).

Patents under this class:

Patent Number Title Of Patent Date Issued
6328497 Ring mechanism for a binder having a plastic top section Dec. 11, 2001
6196749 Loose-leaf binder Mar. 6, 2001
6062760 Modular binder ring construction May. 16, 2000
5971649 Ring binder mechanism Oct. 26, 1999
5957611 Ring binder with dual angle ring metal Sep. 28, 1999
4854763 Device for the impaling of loose leaves Aug. 8, 1989
4772149 Sheet binder mechanism Sep. 20, 1988
4575273 Binder for continuous or separated computer printout sheets Mar. 11, 1986

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