Ring binder

Details Ring binder Ring binder

B - Operations, Transporting

42

F

B42F 13/16 (2006.01) B42F 13/26 (2006.01)

Patent

CA 2170001

A ring binder is disclosed as comprising a substantially rigid curved upper plate supporting a pair of pivotable lower plates mounted with a plurality of pairs of half rings, and a lever at each end of the ring binder, wherein the curved upper plate comprises a W-shaped ridge member or trough member between each of its longitudinal ends and the pair of half rings nearest thereto.

Classeur à anneaux comprenant une plaque supérieure incurvée sensiblement rigide servant d'appui à une paire de plaques inférieures capables de pivoter et qui sont montées avec un certain nombre de paires de demi-anneaux, un levier étant situé à chacune des extrémités de ce classeur à anneaux. La plaque supérieure incurvée comprend une arête en W ou un élément en forme d'auge entre chacune de ses extrémités longitudinales et les paires de demi-anneaux les plus rapprochées de ces extrémités.

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