Secondary pivotal drive stacker roller enabling stacking of small and large documents
Patent 5172909 Issued on December 22, 1992. Estimated Expiration Date: 
December 3, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
December 3, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3724657 Flat-article separating apparatus for an automatic mail handling system and the like Flat article feeding apparatus Floating idler wheel arm assembly for a document transport Patent #: 4875670 InventorAssigneeApplicationNo. 802049 filed on 12/03/1991US Classes:271/305, Individual diverter for each receiver271/176, Responsive to delivered sheet271/179Screw or helixExaminersPrimary: Dayoan, D. GlennAssistant: Reiss, Steven M. Attorney, Agent or FirmInternational ClassesB65H 039/10B65H 043/00 AbstractA secondary pivotal drive stacker roller assembly for a document sorting and conveying apparatus adapted for sorting documents of various lengths, preferably from a primary document path to at least one secondary document path leading to a document stacking station, the roller assembly including a roller oriented for rotation about a vertical axis and for engaging shorter length documents advanced along the secondary document path, a pivot arm for reciprocally pivoting the roller into and out of engagement with documents advanced along the secondary document path, and a control system for controlling the pivot arm to selectively position the roller for engaging the shorter length documents, and to disengage the roller from the secondary document path when longer length documents are to be sorted.Field of SearchResponsive to delivered sheetScrew or helix Operation controlled by delivered sheet With means to discharge static electricity To receiver for pack of sheets By conveyor section movable to direct sheets along alternate paths By release from conveyor at plural locations With movable diverter Individual diverter for each receiver Condition responsive means controls separating means Cards or sheets separated by rotatable suction drum | |
