Patent ID: 6978991

Claim:
An accumulator for receiving and stacking forms comprising: a lower set of transport belts mounted on idler pulleys arranged along a lower input shaft driven by a first gear at an input end of said accumulator; an upper set of transport belts mounted on pulleys arranged along an upper input shaft operatively connected to a second gear at said input end; said second gear being driven by said first gear and said first gear being connected to a first drive; a disengagement clutch for disengaging said lower shaft from said first drive; said accumulator having an output end opposite the input end, wherein said upper and lower transport belts are mounted on pulleys arranged along upper and lower output shafts, said lower output shaft operably connected to a second drive, said output shafts drivingly connected whereby to be operable together; and, said second drive being operable independently of said first drive and wherein said disengagement clutch allows said lower input shaft to rotate without rotating said idler pulleys thereon.