Patent · US Expired

Sheet post processing apparatus

US6767012B2 · kind B2 · utility

37Cited by
4References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 23, 2001
Grant dateJul 27, 2004
Priority date
Expiry dateApr 23, 2021

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2511/11
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A sheet finishing apparatus has a stacking tray for stacking sheets formed with indicia; a processing tray on the stacking tray for receiving sheets; a movable aligning plate on the processing tray that moves traverse to the direction of discharge of the sheets; with a plurality of aligning operations. The first aligning operation has a distance of L1 from the aligning position of the movable aligning plate to the first aligning operation starting position. The last aligning operation is a distance of L2 from the aligning position of the movable aligning plate to the final aligning operation starting position. L1>L2 for the last sheet of a plurality of sheets in a set. A first and second aligning operation are performed on each of a set of sheets. The distance from the aligning position in the second aligning operation to the aligning start position is L1, wherein L1>L2>L3.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.