B - Operations – Transporting – 42 – F
Patent
B - Operations, Transporting
42
F
B42F 13/18 (2006.01) B42F 13/26 (2006.01)
Patent
CA 2199690
A ring binder comprising a substantially rigid curved upper casing structure supporting a pair of plate, and the plates are pivotally movable between a first position in which the angle between the upper surfaces of the plates is less than 180°, and a second position in which the angle between the upper surfaces of the plates is more than 180°, a lock to lock the pair of plates and triggers or a pair of half-ring members to operate the lock, and the lock acts at a first location on the ring binder and the triggers or pair of half-ring members act at a second location on the ring binder, the first location being longitudinally distal on the ring binder from said second location.
Cette invention concerne un mécanisme de reliure à anneaux comprenant une enveloppe supérieure à surface bombée sensiblement rigide supportant une paire de plaques libres de pivoter entre une première position où l'angle formé par les faces supérieures des plaques est inférieure à 180 degrés et une deuxième position où cet angle est supérieur à 180 degrés, un verrou pour immobiliser les plaques l'une par rapport à l'autre et des écarteurs ou une paire de demi-anneaux servant à manoeuvrer le verrou qui agit à un premier endroit sur le mécanisme à anneau, les écarteurs ou la paire de demi-anneaux agissant à un second endroit, les deux endroits étant éloignés l'un de l'autre.
Leco Stationery Manufacturing Co. Ltd.
Smart & Biggar
LandOfFree
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