Device for retaining sheets files or punched cards in binders or the like
AssigneeTecnocart S.a.s. di Giovanni Leopoldo Cerri & C.
InventorLuciano Cerri
Life of this patent
Estimating the term…
Abstract
The device for retaining sheets, files, or punched cards in binders has a body defining a base portion that can be associated with the cover of a binder. Two arms extend from the base portion and constitute the two arms of an open ring. The two arms can move towards each other at their free ends, which lie opposite to the base portion. The free ends are provided respectively with a tooth and a seat, for mutual engagement. The tooth can be engaged with or released from the seat to close or open the ring.
Claims17
A device for retaining sheets, files, or punched cards in binders or the like, comprising a body having a single base portion that is connectable to an inner side of the cover of a binder or the like and two arms that extend from said base portion and constitute the two arms of an open ring, said two arms being formed monolithically with said single base portion and being movable toward each other by means of their free ends, which lie opposite to said base portion, said free ends being also provided with mutual engagement means that can be activated or deactivated to close or open said ring.
Dependencies are inferred from the claim text.