Patent ID: 6994338
Filing Date: 2006-02-07
Classification: B42B

Abstract:
1. Apparatus for applying to stacks of overlapping sheets connectors having an elongated bridge carrying two at least substantially mirror symmetrical rows of curved prongs receivable in holes provided in one of several marginal portions of the stacks, comprising: means for positioning successive stacks of a series of stacks at an inserting station; means for conveying successive connectors of a series of connectors to said station in positions such that the prongs of at least one of the two rows of prongs forming part of the connector are aligned with the holes of the stacks at said station; and means for introducing at least the prongs of said at least one row into the holes of the stack at said station, including means for moving the connector at said station along an arcuate path extending transversely of the bridge of such connector and at least approximating at least one of (a) the curvature of the prongs in said at least one row and (b) the shapes of the holes in the stack at said station.