Patent ID: 7131645

Claim:
Device for the separation of folders in a layer of folders, comprising: blocking means for blocking an advance of a folder in a layer of folders, unlayering means for unlayering folders, the unlayering means located downstream of the blocking means, a fixed frame ( 3 ) adapted to be mounted above the path of a layer ( 2 ) of folders, and retaining means for retaining the blocked folder and folders following the blocked folder relative to the advance of the layer ( 2 ), the retaining means acting successively on said blocked folder and said following folders, wherein, the unlayering means comprises at least one belt ( 7 ) driven about a wheel ( 8 ) mounted on a support ( 4 ) and another wheel ( 9 ), and the retaining means comprises at least one lever ( 11 ), and at least the blocking means and the unlayering means pivotally mounted to the fixed frame so as to be driven pivotally between an inactive position in which the blocking means and the unlayering means are disposed substantially in the plane of the fixed frame ( 3 ) and an active separation position in which the blocking means and the unlayering means are lowered into contact with the layer ( 2 ) of folders.