| abstract |
A document feeder system (4) for use in a document sorting apparatus (1) is disclosed. The document feeder system (4) comprises upper (102) and lower (101) portions, each having respective feeder elements for feeding documents from a hopper (100), the upper and lower portions being movable relative to one another between a feeding position, in which the feeder elements of the upper and lower portions are engageable with a document to be fed, and a jam clearance position, in which a document between the feeder elements of the upper and lower portions may be retrieved, wherein the upper and lower portions are urged into the feeding position by a constant force spring (121). |